<PAGE>
---------------------------
OMB APPROVAL
---------------------------
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---------------------------
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
(AMENDMENT NO. 1 )*
Conceptus, Inc.
-------------------------------------------------------------
(Name of Issuer)
Common Stock, $.003 par value
---------------------------------------------------
(Title of Class of Securities)
206016107
-----------------------------------------
(CUSIP Number)
*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.
The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 206016107 13G PAGE 2 OF 26 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Catalyst Ventures, Limited Partnership
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [_]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
Maryland Limited Partnership
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF 0 shares
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
0 shares
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING 0 shares
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
0 shares
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
0 shares
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
0%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
PN
- ------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 206016107 13G PAGE 3 OF 26 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
New Enterprise Associates IV, Limited Partnership
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [_]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
Delaware Limited Partnership
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF 0 shares
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
0 shares
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING 0 shares
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
0 shares
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
0 shares
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
0%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
PN
- ------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 206016107 13G PAGE 4 OF 26 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
NEA Partners IV, Limited Partnership
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [_]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
Delaware Limited Partnership
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF 0 shares
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
0 shares
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING 0 shares
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
0 shares
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
0 shares
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
0%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
PN
- ------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 206016107 13G PAGE 5 OF 26 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Chemicals and Materials Enterprise Associates, Limited Partnership
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [_]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
Delaware Limited Partnership
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF 0 shares
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
959,739 shares
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING 0 shares
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
959,739 shares
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
959,739 shares
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
10.1%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
PN
- ------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 206016107 13G PAGE 6 OF 26 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
NEA Chemicals and Materials Partners, Limited Partnership
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [_]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
Delaware Limited Partnership
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF 0 shares
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
959,739 shares
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING 0 shares
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
959,739 shares
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
959,739 shares
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
10.1%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
PN
- ------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 206016107 13G PAGE 7 OF 26 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
New Enterprise Associates V, Limited Partnership
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [_]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
Delaware Limited Partnership
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF 0 shares
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
959,739 shares
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING 0 shares
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
959,739 shares
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
959,739 shares
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
10.1%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
PN
- ------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 206016107 13G PAGE 8 OF 26 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
NEA Partners V, Limited Partnership
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [_]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
Delaware Limited Partnership
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF 0 shares
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
959,739 shares
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING 0 shares
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
959,739 shares
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
959,739 shares
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
10.1%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
PN
- ------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 206016107 13G PAGE 9 OF 26 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
NEA ONSET Partners, Limited Partnership
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [_]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
Delaware Limited Partnership
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF 0 shares
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
959,739 shares
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING 0 shares
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
959,739 shares
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
959,739 shares
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
10.1%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
PN
- ------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 206016107 13G PAGE 10 OF 26 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Cornelius C. Bond, Jr.
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [_]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
United States
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF 0 shares
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
508,759 shares
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING 0 shares
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
508,759 shares
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
508,759 shares
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
5.4%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
IN
- ------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 206016107 13G PAGE 11 OF 26 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Frank A. Bonsal, Jr.
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [_]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
United States
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF less than 5%
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
less than 5%
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING less than 5%
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
less than 5%
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
less than 5%
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
less than 5%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
IN
- ------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 206016107 13G PAGE 12 OF 26 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Nancy L. Dorman
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [_]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
United States
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF 2,402 shares
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
959,739 shares
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING 2,402 shares
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
959,739 shares
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
962,141 shares
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
10.2%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
IN
- ------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 206016107 13G PAGE 13 OF 26 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
C. Richard Kramlich
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [_]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
United States
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF 6,753 shares
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
959,739 shares
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING 6,753 shares
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
959,739 shares
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
966,492 shares
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
10.2%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
IN
- ------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 206016107 13G PAGE 14 OF 26 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Arthur J. Marks
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [_]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
United States
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF 0 shares
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
959,739 shares
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING 0 shares
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
959,739 shares
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
959,739 shares
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
10.1%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
IN
- ------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 206016107 13G PAGE 15 OF 26 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Thomas C. McConnell
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [_]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
United States
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF 11,099 shares
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
959,739 shares
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING 11,099 shares
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
959,739 shares
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
970,838 shares
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
10.2%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
IN
- ------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
- ----------------------- ---------------------
CUSIP NO. 206016107 13G PAGE 16 OF 26 PAGES
- ----------------------- ---------------------
- ------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Charles W. Newhall III
- ------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [_]
- ------------------------------------------------------------------------------
SEC USE ONLY
3
- ------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
4
United States
- ------------------------------------------------------------------------------
SOLE VOTING POWER
5
NUMBER OF 0 shares
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 6
959,739 shares
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
7
REPORTING 0 shares
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 8
959,739 shares
- ------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
9
959,739 shares
- ------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10
[_]
- ------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11
10.1%
- ------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
12
IN
- ------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
Item 1(a). Name of Issuer: Conceptus, Inc.
--------------
Item 1(b). Address of Issuer's Principal Executive Offices: 1021 Howard
-----------------------------------------------
Avenue, San Carlos, CA 94070.
Item 2(a). Name of Persons Filing: Catalyst Ventures, Limited Partnership
----------------------
("Catalyst"), New Enterprise Associates IV, Limited Partnership
("NEA IV"), which is a general partner of Catalyst, NEA Partners IV,
Limited Partnership ("NEA Partners IV"), which is the sole general
partner of NEA IV, Chemicals and Materials Enterprise Associates,
Limited Partnership ("CMEA"), NEA Chemicals and Materials Partners,
Limited Partnership ("CMEA Partners"), which is a general partner of
CMEA, New Enterprise Associates V, Limited Partnership ("NEA V"),
NEA Partners V, Limited Partnership ("NEA Partners V"), which is the
sole general partner of NEA V, and NEA ONSET Partners ("ONSET
Partners"); Cornelius C. Bond, Jr. ("Bond"), Nancy L. Dorman
("Dorman"), C. Richard Kramlich ("Kramlich"), Arthur J. Marks
("Marks"), Thomas C. McConnell ("McConnell") and Charles W. Newhall
III ("Newhall") (the "General Partners"); and Frank A. Bonsal, Jr.
("Bonsal"). The General Partners are individual general partners of
NEA Partners IV, CMEA Partners and ONSET Partners. Dorman, Kramlich,
Marks, McConnell and Newhall are individual general partners of NEA
Partners V. The persons named in this paragraph are referred to
individually herein as a "Reporting Person" and collectively as the
"Reporting Persons."
Item 2(b). Address of Principal Business Office or, if None, Residence:
-----------------------------------------------------------
The address of the principal business office of Catalyst, NEA IV,
NEA Partners IV, CMEA Partners, NEA V, NEA Partners V and ONSET
Partners, Bonsal, Dorman, Marks and Newhall is New Enterprise
Associates, 1119 St. Paul Street, Baltimore, Maryland 21202. The
address of the principal business office of Bond, Kase, Kramlich and
McConnell is New Enterprise Associates, 2490 Sand Hill Road, Menlo
Park, California 94025. The address of the principal business office
of CMEA is 250 Montgomery Street, 11th Floor, San Francisco CA
94104.
Item 2(c). Citizenship: Each of NEA IV, NEA Partners IV, CMEA, CMEA
-----------
Partners, NEA V, NEA Partners V and ONSET Partners is a limited
partnership organized under the laws of the State of Delaware.
Catalyst is a limited partnership organized under the laws of the
State of Maryland. Each of the General Partners and Bonsal is a
United States citizen.
Item 2(d). Title of Class of Securities: Common Stock, $.003 par value (the
----------------------------
"Common Stock").
Item 2(e). Cusip Number: 206016107
------------
Item 3. If this statement is filed pursuant to Rules 13D-1(b), or 13d-
--------------------------------------------------------------
2(b), check whether the person filing is a:
------------------------------------
(a) [ ] Broker or Dealer registered under Section 15 of the
Securities Exchange Act of 1934 (the "Act").
(b) [ ] Bank as defined in Section 3(a)(6) of the Act.
(c) [ ] Insurance Company as defined in Section 3(a) (19) of
the Act.
Page 17 of 26 Pages
<PAGE>
(d) [ ] Investment Company registered under Section 8 of the
Investment Company Act of 1940.
(e) [ ] Investment Adviser registered under Section 203 of the
Investment Advisers Act of 1940.
(f) [ ] Employee Benefit Plan, Pension Fund which is subject
to the provisions of the Employee Retirement Income
Security Act of 1974 or Endowment Fund; see Rule 13d-
1(b)(1)(ii)(F) of the Act.
(g) [ ] Parent Holding Company, in accordance with Rule 13d-
1(b)(ii)(G) of the Act.
(h) [ ] Group, in accordance with Rule 13d-1(b)(1)(ii)(H) of
the Act.
Not applicable. The original Schedule 13G filed by the Reporting
Persons relating to the Common Stock was not filed pursuant to
Rule 13d-1(b).
Item 4. Ownership.
---------
(a) Amount Beneficially Owned: CMEA is the record owner of 91,112
shares of Common Stock as of December 31, 1997 (the "CMEA
Shares"). NEA V is the record owner of 450,980 shares of Common
Stock as of December 31, 1997 (the "NEA V Shares"). ONSET Partners
is an indirect general partner of ONSET Enterprise Associates,
L.P. ("ONSET"), and ONSET is the record owner of 417,647 shares of
Common Stock as of December 31, 1997 (the "ONSET Shares"). As a
general partner of CMEA, CMEA Partners may be deemed to own
beneficially the CMEA Shares. As the sole general partner of NEA
V, NEA Partners V may be deemed to own beneficially the NEA V
Shares. As an indirect general partner of ONSET, ONSET Partners
may be deemed to own beneficially the ONSET Shares. By virtue of
their relationship as affiliated limited partnerships, certain of
whose general partners share some of the same individual general
partners, each of CMEA and NEA V, their general partners, CMEA
Partners and NEA Partners V, respectively, and ONSET Partners may
be deemed to own beneficially the CMEA Shares, the NEA V Shares
and the ONSET Shares, for a total of 959,739 shares (the "Record
Shares").
As a general partner of CMEA Partners, which is a general partner
of CMEA, and ONSET Partners, which is an indirect general partner
of ONSET, Bond may be deemed to own beneficially the CMEA Shares
and the ONSET Shares, for a total of 508,759 shares. Dorman is the
record owner of 2,402 shares as of December 31, 1997. As a general
partner of CMEA Partners, which is a general partner of CMEA, NEA
Partners V, the sole general partner of NEA V, and ONSET Partners,
which is an indirect general partner of ONSET, and record owner of
2,402 shares, Dorman may be deemed to own beneficially the Record
Shares and the 2,402 shares, for a total of 962,141 shares.
Kramlich is the record owner of 6,753 shares as of December 31,
1997. As a general partner of CMEA Partners, which is a general
partner of CMEA, NEA Partners V, the sole general partner of NEA
V, and ONSET Partners, which is an indirect general partner of
ONSET, and record owner of 6,753 shares, Kramlich
Page 18 of 26 Pages
<PAGE>
may be deemed to own beneficially the Record Shares and the 6,753
shares, for a total of 966,492 shares. Marks is a general partner
of CMEA Partners, which is a general partner of CMEA, NEA Partners
V, the sole general partner of NEA V, and ONSET Partners, which is
an indirect general partner of ONSET, and therefore may be deemed
to own beneficially the Record Shares. McConnell is the record
owner of 5,099 shares as of December 31, 1997 and holds an option
to purchase an additional 6,000 shares, which is exercisable
within 60 days after December 31, 1997, for a total of 11,099
shares. As a general partner of CMEA Partners, which is a general
partner of CMEA, NEA Partners V, the sole general partner of NEA
V, and ONSET Partners, which is an indirect general partner of
ONSET, and record or beneficial owner of 11,099 shares, McConnell
may be deemed to own beneficially the Record Shares and the 11,099
shares, for a total of 970,838 shares. Newhall is a general
partner of CMEA Partners, which is a general partner of CMEA, NEA
Partners V, the sole general partner of NEA V, and ONSET Partners,
which is an indirect general partner of ONSET, and may therefore
be deemed to own beneficially the Record Shares. Each of Catalyst,
NEA IV, NEA Partners IV and Bonsal has ceased to be the beneficial
owner of more than 5% of outstanding Common Stock.
(b) Percent of Class: Dorman, Kramlich and McConnell: 10.2%. CMEA,
CMEA Partners, NEA V, NEA Partners V, ONSET Partners, Marks and
Newhall: 10.1%. Bond: 5.4%. Each of Catalyst, NEA IV, NEA Partners
IV and Bonsal has ceased to be the beneficial owner of more than
5% of outstanding Common Stock. The foregoing percentages are
calculated based on the 9,476,387 shares of Common Stock reported
to be outstanding in the Quarterly Report on Form 10-Q of
Conceptus, Inc. for the quarter ended September 30, 1997, as
adjusted pursuant to Rule 13d-3(d)(1).
(c) Number of shares as to which such person has:
(i) sole power to vote or to direct the vote: 0 shares for CMEA,
CMEA Partners, NEA V, NEA Partners V, ONSET Partners, Bond,
Marks and Newhall. 2,402 shares for Dorman. 6,753 shares for
Kramlich. 11,099 shares for McConnell. Each of Catalyst, NEA
IV, NEA Partners IV and Bonsal has ceased to be the
beneficial owner of more than 5% of outstanding Common
Stock.
(ii) shared power to vote or to direct the vote: 959,739 shares
for each Reporting Person other than Catalyst, NEA IV, NEA
Partners IV, Bonsal and Bond. 508,759 shares for Bond. Each
of Catalyst, NEA IV, NEA Partners IV and Bonsal has ceased
to be the beneficial owner of more than 5% of outstanding
Common Stock.
(iii) sole power to dispose or to direct the disposition of: 0
shares for CMEA, CMEA Partners, NEA V, NEA Partners V, ONSET
Partners, Bond, Marks and Newhall. 2,402 shares for Dorman.
6,753 shares for Kramlich. 11,099 shares for McConnell. Each
of Catalyst, NEA IV, NEA Partners IV and Bonsal has ceased
to be the beneficial owner of more than 5% of outstanding
Common Stock.
(iv) shared power to dispose or to direct the disposition of:
959,739 shares for each Reporting Person other than
Catalyst, NEA IV, NEA Partners IV, Bonsal and
Page 19 of 26 Pages
<PAGE>
Bond. 508,759 shares for Bond. Each of Catalyst, NEA IV, NEA
Partners IV and Bonsal has ceased to be the beneficial owner
of more than 5% of outstanding Common Stock.
Each Reporting Person expressly disclaims beneficial ownership of any
shares of Common Stock of Conceptus, Inc., except for the shares, if
any, that such Reporting Person owns of record.
Item 5. Ownership of Five Percent or Less of a Class.
--------------------------------------------
Each of Catalyst, NEA IV, NEA Partners IV and Bonsal has ceased to be
the beneficial owner of more than 5% of the Common Stock of Conceptus,
Inc.
Item 6. Ownership of More than Five Percent on Behalf of Another Person.
---------------------------------------------------------------
Not applicable.
Item 7. Identification and Classification of the Subsidiary
---------------------------------------------------
Which Acquired the Security Being Reported on by the Parent Holding
-------------------------------------------------------------------
Company.
-------
Not applicable.
Item 8. Identification and Classification of Members of the Group.
---------------------------------------------------------
Not applicable. The Reporting Persons expressly disclaim membership in
a "group" as used in Rule 13d-1(b)(ii)(H).
Item 9. Notice of Dissolution of Group.
------------------------------
Not applicable.
Item 10. Certification.
-------------
Not applicable. This statement on Schedule 13G is not filed pursuant to
Rule 13d-1(b).
Page 20 of 26 Pages
<PAGE>
SIGNATURE
---------
After reasonable inquiry and to the best of its knowledge and belief, each
of the undersigned certifies that the information set forth in this statement is
true, complete and correct.
Date: February 10, 1998
CATALYST VENTURES, LIMITED PARTNERSHIP
By: NEW ENTERPRISE ASSOCIATES IV, LIMITED PARTNERSHIP
By: NEA Partners IV, Limited Partnership
By: *
------------------------------------
Charles W. Newhall III
General Partner
NEW ENTERPRISE ASSOCIATES IV, LIMITED PARTNERSHIP
By: NEA Partners IV, Limited Partnership
By: *
-------------------------------------
Charles W. Newhall III
General Partner
NEA PARTNERS IV, LIMITED PARTNERSHIP
By: *
-----------------------------------
Charles W. Newhall III
General Partner
CHEMICALS AND MATERIALS ENTERPRISE ASSOCIATES, LIMITED PARTNERSHIP
By: NEA Chemicals and Materials Partners, Limited Partnership
By: *
------------------------------
Charles W. Newhall III
General Partner
NEA CHEMICALS AND MATERIALS PARTNERS, LIMITED PARTNERSHIP
By: *
-----------------------------------
Charles W. Newhall III
General Partner
Page 21 of 26 Pages
<PAGE>
NEW ENTERPRISE ASSOCIATES V, LIMITED PARTNERSHIP
By: NEA Partners V, Limited Partnership
By: *
----------------------------------
Charles W. Newhall III
General Partner
NEA PARTNERS V, LIMITED PARTNERSHIP
By: *
---------------------------------
Charles W. Newhall III
General Partner
NEA ONSET PARTNERS, LIMITED PARTNERSHIP
By: *
---------------------------------
Charles W. Newhall III
General Partner
*
- -------------------------------
Cornelius C. Bond, Jr.
*
- -------------------------------
Frank A. Bonsal, Jr.
*
- -------------------------------
C. Richard Kramlich
*
- -------------------------------
Arthur J. Marks
*
- -------------------------------
Thomas C. McConnell
*
- -------------------------------
Charles W. Newhall III
Page 22 of 26 Pages
<PAGE>
* /s/ Nancy L. Dorman
------------------------------------------
Nancy L. Dorman
on her own behalf and as Attorney-in-Fact
- --------------------------------------------------------------------------------
*This Schedule 13G was executed by Nancy L. Dorman pursuant to Powers of
Attorney filed with the Securities and Exchange Commission on February 13, 1992
in connection with a Schedule 13G for Advanced Interventional Systems Inc. and
on February 13, 1995 in connection with a Schedule 13G for Acuity Imaging, Inc.,
which Powers of Attorney are incorporated herein by reference.
Page 23 of 26 Pages
<PAGE>
EXHIBIT 1
---------
AGREEMENT
Pursuant to Rule 13d-1(f)(1) under the Securities Exchange Act of 1934, the
undersigned hereby agree that only one statement containing the information
required by Schedule 13G need be filed with respect to the ownership by each of
the undersigned of shares of stock of Conceptus, Inc.
EXECUTED this 10th day of February, 1998.
CATALYST VENTURES, LIMITED PARTNERSHIP
By: NEW ENTERPRISE ASSOCIATES IV, LIMITED PARTNERSHIP
By: NEA Partners IV, Limited Partnership
By: *
-----------------------------------
Charles W. Newhall III
General Partner
NEW ENTERPRISE ASSOCIATES IV, LIMITED PARTNERSHIP
By: NEA Partners IV, Limited Partnership
By: *
--------------------------------------
Charles W. Newhall III
General Partner
NEA PARTNERS IV, LIMITED PARTNERSHIP
By: *
-------------------------------------
Charles W. Newhall III
General Partner
CHEMICALS AND MATERIALS ENTERPRISE ASSOCIATES, LIMITED PARTNERSHIP
By: NEA Chemicals and Materials Partners, Limited Partnership
By: *
--------------------------------
Charles W. Newhall III
General Partner
NEA CHEMICALS AND MATERIALS PARTNERS, LIMITED PARTNERSHIP
By: *
---------------------------------
Charles W. Newhall III
General Partner
Page 24 of 26 Pages
<PAGE>
NEW ENTERPRISE ASSOCIATES V, LIMITED PARTNERSHIP
By: NEA Partners V, Limited Partnership
By: *
-------------------------------
Charles W. Newhall III
General Partner
NEA PARTNERS V, LIMITED PARTNERSHIP
By: *
------------------------------
Charles W. Newhall III
General Partner
NEA ONSET PARTNERS, LIMITED PARTNERSHIP
By: *
------------------------------
Charles W. Newhall III
General Partner
*
- ---------------------------------
Cornelius C. Bond, Jr.
*
- ---------------------------------
Frank A. Bonsal, Jr.
*
- ---------------------------------
C. Richard Kramlich
*
- ---------------------------------
Arthur J. Marks
*
- ---------------------------------
Thomas C. McConnell
*
- ---------------------------------
Charles W. Newhall III
Page 25 of 26 Pages
<PAGE>
* /s/ Nancy L. Dorman
---------------------------------
Nancy L. Dorman
on her own behalf and as Attorney-in-Fact
- --------------------------------------------------------------------------------
*This Agreement was executed by Nancy L. Dorman pursuant to Powers of Attorney
filed with the Securities and Exchange Commission on February 13, 1992 in
connection with a Schedule 13G for Advanced Interventional Systems Inc. and on
February 13, 1995 in connection with a Schedule 13G for Acuity Imaging, Inc.,
which Powers of Attorney are incorporated herein by reference.
Page 26 of 26 Pages
