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SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC 20549
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SCHEDULE 13G
(RULE 13D-102)
INFORMATION TO BE INCLUDED
IN STATEMENTS FILED PURSUANT TO
RULES 13d-1(b) AND (c) AND AMENDMENTS
THERETO FILED PURSUANT TO 13D-2
(AMENDMENT NO. 1)*
CORSAIR COMMUNICATIONS, INC.
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(Name of Issuer)
COMMON
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(Title of Class of Securities)
220 406 10 2
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(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 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).
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1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATIONS NOS. OF ABOVE PERSONS
Sevin Rosen Fund IV L.P.
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ]
(b) [ ]
3 SEC USE ONLY
4 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
NUMBER OF 5 SOLE VOTING POWER
SHARES 0
BENEFICIALLY
OWNED BY 6 SHARED VOTING POWER
EACH 0
REPORTING
PERSON WITH 7 SOLE DISPOSITIVE POWER
0
8 SHARED DISPOSITIVE POWER
0
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
0
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
CERTAIN SHARES* [ ]
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
None
12 TYPE OF REPORTING PERSON*
PN
*SEE INSTRUCTIONS BEFORE FILLING OUT!
2
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1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATIONS NOS. OF ABOVE PERSONS
SRB Associates IV L.P.
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ]
(b) [ ]
3 SEC USE ONLY
4 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
NUMBER OF 5 SOLE VOTING POWER
SHARES 0
BENEFICIALLY
OWNED BY 6 SHARED VOTING POWER
EACH 0
REPORTING
PERSON WITH 7 SOLE DISPOSITIVE POWER
0
8 SHARED DISPOSITIVE POWER
0
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
0
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
CERTAIN SHARES* [ ]
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
None
12 TYPE OF REPORTING PERSON*
PN
*SEE INSTRUCTIONS BEFORE FILLING OUT!
3
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1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATIONS NOS. OF ABOVE PERSONS
Jon W. Bayless
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ]
(b) [ ]
3 SEC USE ONLY
4 CITIZENSHIP OR PLACE OF ORGANIZATION
U.S.
NUMBER OF 5 SOLE VOTING POWER
SHARES 56,303
BENEFICIALLY
OWNED BY 6 SHARED VOTING POWER
EACH 0
REPORTING
PERSON WITH 7 SOLE DISPOSITIVE POWER
56,303
8 SHARED DISPOSITIVE POWER
0
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
56,303
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
CERTAIN SHARES* [ ]
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
.4%
12 TYPE OF REPORTING PERSON*
IN
*SEE INSTRUCTIONS BEFORE FILLING OUT!
4
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1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATIONS NOS. OF ABOVE PERSONS
Stephen M. Dow
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ]
(b) [ ]
3 SEC USE ONLY
4 CITIZENSHIP OR PLACE OF ORGANIZATION
U.S.
NUMBER OF 5 SOLE VOTING POWER
SHARES 7,500
BENEFICIALLY
OWNED BY 6 SHARED VOTING POWER
EACH 55,802
REPORTING
PERSON WITH 7 SOLE DISPOSITIVE POWER
7,500
8 SHARED DISPOSITIVE POWER
55,802
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
63,302
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
CERTAIN SHARES* [ ]
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
.3%
12 TYPE OF REPORTING PERSON*
IN
*SEE INSTRUCTIONS BEFORE FILLING OUT!
5
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1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATIONS NOS. OF ABOVE PERSONS
John V. Jaggers
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ]
(b) [ ]
3 SEC USE ONLY
4 CITIZENSHIP OR PLACE OF ORGANIZATION
U.S.
NUMBER OF 5 SOLE VOTING POWER
SHARES 36,069
BENEFICIALLY
OWNED BY 6 SHARED VOTING POWER
EACH 0
REPORTING
PERSON WITH 7 SOLE DISPOSITIVE POWER
36,069
8 SHARED DISPOSITIVE POWER
0
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
36,069
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
CERTAIN SHARES* [ ]
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
.2%
12 TYPE OF REPORTING PERSON*
IN
*SEE INSTRUCTIONS BEFORE FILLING OUT!
6
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1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATIONS NOS. OF ABOVE PERSONS
Charles H. Phipps
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ]
(b) [ ]
3 SEC USE ONLY
4 CITIZENSHIP OR PLACE OF ORGANIZATION
U.S.
NUMBER OF 5 SOLE VOTING POWER
SHARES 51,803
BENEFICIALLY
OWNED BY 6 SHARED VOTING POWER
EACH 0
REPORTING
PERSON WITH 7 SOLE DISPOSITIVE POWER
51,803
8 SHARED DISPOSITIVE POWER
0
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
51,803
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
CERTAIN SHARES* [ ]
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
.3%
12 TYPE OF REPORTING PERSON*
IN
*SEE INSTRUCTIONS BEFORE FILLING OUT!
7
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ITEM 1.
(a) Name of Issuer.
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Corsair Communications, Inc., a Delaware corporation (the
"Issuer").
(b) Address of Issuer's Principal Executive Offices.
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The Issuer's principal executive offices are located at 3408
Hillview Avenue, Palo Alto, California 94394
ITEM 2.
(a) Names of Persons Filing.
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This statement is filed by the following persons: (i) Sevin
Rosen Fund IV L.P. ("SR IV"); (ii) SRB Associates IV L.P. ("SRB IV"); (iii) Jon
W. Bayless ("Bayless"); (iv) Stephen M. Dow ("Dow"); (v) John V. Jaggers
("Jaggers"); and (vi) Charles H.Phipps ("Phipps").
SRB IV is the general partner of SR IV. Bayless, Dow, Jaggers
and Phipps are the general partners of SRB IV.
(B) Address of Principal Business Office.
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The principal business office of each of SR IV, SRB IV,
Bayless, Jaggers, Phipps and Management Company is Two Galleria Tower, 13455
Noel Road, Suite 1670, Dallas, Texas 75240. The principal business office of Dow
is 169 University Avenue, Palo Alto, California 94301.
(C) Citizenship.
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SR IV and SRB IV are each Delaware limited partnerships.
Bayless, Dow, Jaggers and Phipps are each U.S. citizens.
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(D) Title of class of Securities.
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This statement relates to shares of Common Stock, par value
$.01 per share (the "Common Stock"), of the Issuer.
(E) CUSIP Number.
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220 406 10 2
ITEM 3.
This statement is not being filed pursuant to Rule 13d-1(b) or
13d-2(b).
ITEM 4. OWNERSHIP.
(a) Amount Beneficially Owned.
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(i) Each of SR IV and SRB IV beneficially owns no
shares of Common Stock.
(ii) Bayless beneficially owns 56,303 shares of
Common Stock.
(iii) Dow beneficially owns 63,302 shares of Common
Stock.
(iv) Jaggers beneficially owns 36,069 shares of
Common Stock.
(v) Phipps beneficially owns 51,803 shares of Common
Stock.
(b) Percent of Class.(1)
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(i) SR IV and SRB IV -- none.
(ii) Bayless -- .4%
(iii) Dow -- .3%
(iv) Jaggers -- .2%
(v) Phipps -- .3%
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(1) According to the most recently available filing with the Securities and
Exchange Commission in which such number is required to be indicated.
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(c) Power to vote or direct the vote and dispose or direct
the disposition of securities.
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(i)(a) Each of SR IV and SRB IV has sole power to
vote or dispose or to direct the vote or
disposition of no shares of Common Stock.
(b) Each of SR IV and SRB IV has shared power to
vote or dispose or to direct the vote or
disposition of no shares of Common Stock.
(ii) (a) Phipps has sole power to vote or dispose
or to direct the vote or disposition of
51,803 shares of Common Stock.
(b) Phipps has shared power to vote or
dispose of no shares of Common Stock.
(iii) (a) Bayless has sole power to vote or
dispose or to direct the vote or
disposition of 56,303 shares of Common
Stock.
(b) Bayless has shared power to vote or
dispose or to direct the vote or
disposition of no shares of Common
Stock.
(iv) (a) Dow has sole power to vote or dispose or
to direct the vote or disposition of
7,500 shares of Common Stock.
(b) Dow has shared power to vote or dispose
or to direct the vote or disposition of
55,802 shares of Common Stock.
(v) (a) Jaggers has sole power to vote or
dispose or to direct the vote or
disposition of 36,069 shares of Common
Stock.
(b) Jaggers has shared power to vote or
dispose or to direct the vote or
disposition of no shares of Common
Stock.
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ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS.
If this statement is being filed to report the fact that as of
the date hereof the reporting person has ceased to be the
beneficial owner of more than five percent of the class of
securities, check the following [ X ]
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.
Not applicable.
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SIGNATURES/SIGNED IN COUNTERPART
After reasonable inquiry and to the best knowledge and belief of the
undersigned, the undersigned certify that the information set forth in this
statement is true, complete and correct.
SEVIN ROSEN FUND IV L.P.
By: SRB Associates IV L.P.,
General Partner
Dated: February 14, 2000 By: /s/ John V. Jaggers
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John V. Jaggers, a General Partner
SRB ASSOCIATES IV L.P.
Dated: February 14, 2000 By: /s/ John V. Jaggers
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John V. Jaggers, a General Partner
Dated: February 14, 2000 /s/ John V. Jaggers
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Jon W. Bayless, by John V. Jaggers,
Attorney-in-Fact
Dated: February 14, 2000 /s/ John V. Jaggers
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Stephen M. Dow, by John V. Jaggers,
Attorney-in-Fact
Dated: February 14, 2000 /s/ John V. Jaggers
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John V. Jaggers
Dated: February 14, 2000 /s/ John V. Jaggers
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Charles H. Phipps, by John V. Jaggers,
Attorney-in-Fact
Dated: February 14, 2000 /s/ John V. Jaggers
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Jennifer Gill Roberts,
by John V. Jaggers, Attorney-in-Fact
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