UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
SCHEDULE 13G
(RULE 13D-102)
INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO
RULES 13D-1(B)(C), AND (D) AND AMENDMENTS THERETO FILED
PURSUANT TO RULE 13D-2(B)
(AMENDMENT NO. __)1
iBasis, Inc.
- --------------------------------------------------------------------------------
(Name of Issuer)
Common
- --------------------------------------------------------------------------------
(Title or Class of Securities)
450732102
- --------------------------------------------------------------------------------
(CUSIP Number)
12-31-99
- --------------------------------------------------------------------------------
(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this Schedule
is filed:
|_| Rule 13d-1(b)
|X| RULE 13D-1(C)
|_| Rule 13d-1(d)
1/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 1 of 13 Pages)
<PAGE>
CUSIP No. 450732-10-2 13G Page 2 of 13
- --------- ----------------------------------------------------------------------
1 NAMES OF REPORTING PERSONS
CHARLES RIVER VIII GP LIMITED PARTNERSHIP
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS
04-3365728
- --------- ----------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(SEE INSTRUCTIONS) (A) |_|
(B) |_|
- --------- ----------------------------------------------------------------------
3 SEC USE ONLY
- --------- ----------------------------------------------------------------------
4 CITIZENSHIP OF PLACE OR ORGANIZATION
Delaware
- -------------------------------- ---------- ------------------------------------
5 SOLE VOTING POWER
3,742,493
NUMBER OF
SHARES ---------- ------------------------------------
BENEFICIALLY 6 SHARED VOTING POWER
OWNED BY
EACH 0
REPORTING ---------- ------------------------------------
PERSON 7 SOLE DISPOSITIVE POWER
WITH 3,742,493
---------- ------------------------------------
8 SHARED DISPOSITIVE POWER
0
- -------------------------------- ---------- ------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
3,742,493
- --------- ----------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
(SEE INSTRUCTIONS) |_|
- --------- ----------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
12.3%
- --------- ----------------------------------------------------------------------
12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
PN
- --------- ----------------------------------------------------------------------
<PAGE>
CUSIP No. 450732-10-2 13G Page 3 of 13
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1 NAMES OF REPORTING PERSONS
CHARLES RIVER PARTNERSHIP VIII
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS
04-3365727
- --------- ----------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(SEE INSTRUCTIONS) (A) |_|
(B) |_|
- --------- ----------------------------------------------------------------------
3 SEC USE ONLY
- --------- ----------------------------------------------------------------------
4 CITIZENSHIP OF PLACE OR ORGANIZATION
Delaware
- -------------------------------- ---------- ------------------------------------
5 SOLE VOTING POWER
3,742,493
NUMBER OF
SHARES ---------- ------------------------------------
BENEFICIALLY 6 SHARED VOTING POWER
OWNED BY
EACH 0
REPORTING ---------- ------------------------------------
PERSON 7 SOLE DISPOSITIVE POWER
WITH 3,742,493
---------- ------------------------------------
8 SHARED DISPOSITIVE POWER
0
- -------------------------------- ---------- ------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
3,742,493
- --------- ----------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
(SEE INSTRUCTIONS) |_|
- --------- ----------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
12.3%
- --------- ----------------------------------------------------------------------
12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
PN
- --------- ----------------------------------------------------------------------
<PAGE>
CUSIP No. 450732-10-2 13G Page 4 of 13
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1 NAMES OF REPORTING PERSONS
IZHAR ARMONY
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS
###-##-####
- --------- ----------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(SEE INSTRUCTIONS) (A) |_|
(B) |_|
- --------- ----------------------------------------------------------------------
3 SEC USE ONLY
- --------- ----------------------------------------------------------------------
4 CITIZENSHIP OF PLACE OR ORGANIZATION
Israeli
- -------------------------------- ---------- ------------------------------------
5 SOLE VOTING POWER
0
NUMBER OF
SHARES ---------- ------------------------------------
BENEFICIALLY 6 SHARED VOTING POWER
OWNED BY
EACH 3,811,500
REPORTING ---------- ------------------------------------
PERSON 7 SOLE DISPOSITIVE POWER
WITH 0
---------- ------------------------------------
8 SHARED DISPOSITIVE POWER
3,811,500
- -------------------------------- ---------- ------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
3,811,500
- --------- ----------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
(SEE INSTRUCTIONS) |_|
- --------- ----------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
12.5%
- --------- ----------------------------------------------------------------------
12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
IN
- --------- ----------------------------------------------------------------------
<PAGE>
CUSIP No. 450732-10-2 13G Page 5 of 13
- --------- ----------------------------------------------------------------------
1 NAMES OF REPORTING PERSONS
RICHARD M. BURNES, JR.
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS
033-360-3197
- --------- ----------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(SEE INSTRUCTIONS) (A) |_|
(B) |_|
- --------- ----------------------------------------------------------------------
3 SEC USE ONLY
- --------- ----------------------------------------------------------------------
4 CITIZENSHIP OF PLACE OR ORGANIZATION
UNITED STATES
- -------------------------------- ---------- ------------------------------------
5 SOLE VOTING POWER
0
NUMBER OF
SHARES ---------- ------------------------------------
BENEFICIALLY 6 SHARED VOTING POWER
OWNED BY
EACH 3,811,500
REPORTING ---------- ------------------------------------
PERSON 7 SOLE DISPOSITIVE POWER
WITH 0
---------- ------------------------------------
8 SHARED DISPOSITIVE POWER
3,811,500
- -------------------------------- ---------- ------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
3,811,500
- --------- ----------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
(SEE INSTRUCTIONS) |_|
- --------- ----------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
12.5 %
- --------- ----------------------------------------------------------------------
12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
IN
- --------- ----------------------------------------------------------------------
<PAGE>
CUSIP No. 450732-10-2 13G Page 6 of 13
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1 NAMES OF REPORTING PERSONS
MICHAEL J. ZAK
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS
###-##-####
- --------- ----------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(SEE INSTRUCTIONS) (A) |_|
(B) |_|
- --------- ----------------------------------------------------------------------
3 SEC USE ONLY
- --------- ----------------------------------------------------------------------
4 CITIZENSHIP OF PLACE OR ORGANIZATION
UNITED STATES
- -------------------------------- ---------- ------------------------------------
5 SOLE VOTING POWER
0
NUMBER OF
SHARES ---------- ------------------------------------
BENEFICIALLY 6 SHARED VOTING POWER
OWNED BY
EACH 3,811,500
REPORTING ---------- ------------------------------------
PERSON 7 SOLE DISPOSITIVE POWER
WITH 0
---------- ------------------------------------
8 SHARED DISPOSITIVE POWER
3,811,500
- -------------------------------- ---------- ------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
3,811,500
- --------- ----------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
(SEE INSTRUCTIONS) |_|
- --------- ----------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
12.5 %
- --------- ----------------------------------------------------------------------
12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
IN
- --------- ----------------------------------------------------------------------
<PAGE>
CUSIP No. 450732-10-2 13G Page 7 of 13
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1 NAMES OF REPORTING PERSONS
TED R. DINTERSMITH.
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS
###-##-####
- --------- ----------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(SEE INSTRUCTIONS) (A) |_|
(B) |_|
- --------- ----------------------------------------------------------------------
3 SEC USE ONLY
- --------- ----------------------------------------------------------------------
4 CITIZENSHIP OF PLACE OR ORGANIZATION
UNITED STATES
- --------- ----------------------------------------------------------------------
5 SOLE VOTING POWER
0
NUMBER OF
SHARES ---------- ------------------------------------
BENEFICIALLY 6 SHARED VOTING POWER
OWNED BY
EACH 3,811,500
REPORTING ---------- ------------------------------------
PERSON 7 SOLE DISPOSITIVE POWER
WITH 0
---------- ------------------------------------
8 SHARED DISPOSITIVE POWER
3,811,500
- -------------------------------- ---------- ------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
3,811,500
- --------- ----------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
(SEE INSTRUCTIONS) |_|
- --------- ----------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
12.5 %
- --------- ----------------------------------------------------------------------
12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
IN
- --------- ----------------------------------------------------------------------
<PAGE>
CUSIP No. 450732-10-2 13G Page 8 of 13
ITEM 1(a). NAME OF ISSUER:
iBasis, Inc.
ITEM 1(b). ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:
20 Second Avenue
Burlington, MA 01803
ITEM 2(a). NAME OF PERSON FILING:
Charles River Partnership VIII, Charles River VIII GP Limited
Partnership, Richard M. Burnes, Jr., Michael J. Zak and Ted R.
Dintersmith. Messers. Burnes, Zak and Dintersmith are
individual general partners of the Charles River VIII GP.
Izhar Armony is authorized by Charles River VIII GP to vote
the shares on behalf of the Charles River entities invested in
iBasics, Inc., see Exhibit 2.
ITEM 2(b). ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE:
The address of the principal business office for Charles River
Partnership VIII, Charles River VIII GP Limited Partnership,
Izhar Armony, Richard M. Burnes, Jr., Michael J. Zak, and Ted
R. Dintersmith is 1000 Winter St., Suite 3300, Waltham, MA
02451
ITEM 2(c). CITIZENSHIP:
Charles River Partnership VIII and Charles River VIII GP
Limited Partnership are Delaware limited partnerships. Richard
M. Burnes, Jr., Michael J. Zak and Ted R. Dintersmith are
United States citizens. Izhar Armony is an Israeli citizen.
ITEM 2(d). TITLE OF CLASS OF SECURITIES:
Common
ITEM 2(e). CUSIP NUMBER:
450732-10-2
<PAGE>
CUSIP No. 450732-10-2 13G Page 9 of 13
ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO RULES 13D-1(B), OR
13D-2(B) OR (C), CHECK WHETHER THE PERSON FILING IS A:
(a) |_| Broker or dealer registered under Section 15 of 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.
(d) |_| Investment company registered under Section 8 of the
Investment Company Act.
(e) |_| Investment adviser in accordance with Rule
13d-1(b)(1)(ii)(E).
(f) |_| Employee benefit plan or endowment fund in accordance
with Rule 13d-1(b)(1)(ii)(F).
(g) |_| Parent holding company, in accordance with Rule
13d-1(b) (1)(ii)(G).
(h) |_| Savings association as defined in Section 3(b) of the
Federal Deposit Insurance Act.
(i) |_| Church plan that is excluded from the definition of an
investment company under Section 3(c)(14) of the
Investment Company Act.
(j) |_| Group, in accordance with Rule 13d-1(b)(1)(ii)(J).
If this statement is filed pursuant to Rule 13d-1(c), check
this box. [X]
<PAGE>
CUSIP No. 450732-10-2 13G Page 10 of 13
ITEM 4. OWNERSHIP:
(a) Amount beneficially owned:
Charles River Partnership VIII and Charles River VIII GP
Limited Partnership, may be deemed to own 3,742,493 shares of
Common Stock as of 12/31/99. Richard M. Burnes, Jr., Michael
J. Zak and Ted R. Dintersmith may be deemed to own 3,811,500
shares of Common Stock as of 12/31/99.
(b) Percent of class:
Charles River Partnership VIII and Charles River VIII GP
Limited Partnership, may be deemed to own 12.3%. Richard M.
Burnes, Jr., Michael J. Zak and Ted R. Dintersmith may be
deemed to own 12.5%. Percentages based upon 30,538,353 shares
outstanding per amended S-1.
(c) Number of shares as to which such person has:
(i) sole power to vote of direct the vote:
Charles River VIII GP Limited Partnership and Izhar Armony
12.3%. Charles River Partnership VIII, Richard M. Burnes, Jr.,
Michael J. Zak and Ted R. Dintersmith - 0%.
(ii) shared power to vote or direct the vote:
Charles River Partnership VIII and Charles River VIII GP
Limited Partnership - 0 %. Izhar Armony, Richard M. Burnes,
Jr., Michael J. Zak and Ted R. Dintersmith - 12.5%.
(iii) Sole power to dispose or direct the disposition
Charles River VIII GP Limited Partnership - 12.3%. Charles
River Partnership VIII, Izhar Armony, Richard M. Burnes, Jr.,
Michael J. Zak and Ted R. Dintersmith - 0%.
(iv) Shared power to dispose or direct the disposition
Charles River Partnership VIII and Charles River VIII GP
Limited Partnership, Izhar Armony - 0 %. Richard M. Burnes,
Jr., Michael J. Zak; and Ted R. Dintersmith - 12.5%.
ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS:
Not Applicable
<PAGE>
CUSIP No. 450732-10-2 13G Page 11 of 13
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
ITEM 9. NOTICE OF DISSOLUTION OF GROUP:
Not Applicable
ITEM 10. CERTIFICATION:
By signing below, the undersigned certifies that, to the best
of its knowledge and belief, the securities referred to above
were not acquired and are not held for the purpose of or with
the effect of changing or influencing the control of the
issuer of the securities and were not acquired and are not
held in connection with or as a participant in any transaction
having that purpose or effect.
CUSIP No. 450732-10-2 13G Page 12 of 13
EXHIBIT 1.
AGREEMENT
Pursuant to Rule 13d-1 (f) (1) under the Securities and 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 of the
undersigned of shares of iBasis, Inc.
After reasonable inquiry and to the best of the knowledge and belief
of the undersigned, the undersigned certifies that the information set forth in
this statement is true, complete and correct.
This agreement may be executed in any number of counterparts, each of
which shall be deemed to be an original.
Dated: February 9, 2000
Charles River Partnership VIII
By: Charles River VIII GP Limited Partnership
By: /s/ Richard M. Burnes, Jr.
------------------------------
Richard M. Burnes, Jr.
Authorized General Partner
Charles River VIII GP Limited Partnership
By: /s/ Richard M. Burnes, Jr.
------------------------------
Richard M. Burnes, Jr.
Authorized General Partner
/s/ Richard M. Burnes, Jr.
------------------------------
Richard M. Burnes, Jr.
/s/ Michael J. Zak
------------------------------
Michael J. Zak
/s/ Ted R. DIntersmith
------------------------------
Ted R. DIntersmith
As Authorized Representative of Charles River Entities
/s/ Izhar Armony
------------------------------
Izhar Armony
CUSIP No. 450732-10-2 13G Page 13 of 13
Exhibit 2
REPORTING PERSON RELATIONSHIPS
On December 31, 1999 Charles River Partnership VIII (CRP VIII) was the
registered owner of 3,742,493 shares of iBasis, Inc. common stock. Its "sister"
venture capital fund, Charles River VIII-A LLC (CRP VIII-A) was the registered
holder of 69,007 shares of iBasis, Inc. common stock. The general partner of CRP
VIII is Charles River VIII GP Limited Partnership. The individual general
partners Charles River VIII GP Limited Partnership are Richard M. Burnes, Jr.,
Michael J. Zak and Ted R. Dintersmith. The sole manager of CRP VIII-A is Charles
River VII Friends, Inc. The owners and officers of Charles River VII Friends,
Inc. are Richard M. Burnes, Jr., Michael J. Zak and Ted R. Dintersmith. Messrs.
Burnes, Zak, and Dintersmith, along with Charles River VIII GP Limited
Partnership and Charles River VII Friends, Inc. disclaim beneficial ownership of
the shares for which it / he does not have a pecuniary interest.
