SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
TA ASSOCIATES INC

(Last) (First) (Middle)
JOHN HANCOCK TOWER
200 CLARENDON ST, 56TH FLOOR

(Street)
BOSTON MA 02116

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
PROS Holdings, Inc. [ PRO ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director X 10% Owner
Officer (give title below) X Other (specify below)
See General Remarks
3. Date of Earliest Transaction (Month/Day/Year)
05/27/2008
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
Form filed by One Reporting Person
X Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 05/27/2008 J(1) 1,600,000 D (11) 1,636,424 I See Footnote 2(2)
Common Stock 05/27/2008 J(3) 345,600 A (11) 345,600 I See Footnote 4(4)
Common Stock 05/27/2008 J(5) 345,600 D (11) 0 I See Footnote 6(6)
Common Stock 05/27/2008 J(7) 3,200 A (11) 3,200 D
Common Stock 05/27/2008 J(8) 32,000 D (11) 32,727 I See Footnote 9(9)
Common Stock 59,520 I See Footnote 10(10)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
1. Name and Address of Reporting Person*
TA ASSOCIATES INC

(Last) (First) (Middle)
JOHN HANCOCK TOWER
200 CLARENDON ST, 56TH FLOOR

(Street)
BOSTON MA 02116

(City) (State) (Zip)
1. Name and Address of Reporting Person*
TA ADVENT VIII LP

(Last) (First) (Middle)
JOHN HANCOCK TOWER
200 CLARENDON ST, 56TH FLOOR

(Street)
BOSTON MA 02116

(City) (State) (Zip)
1. Name and Address of Reporting Person*
TA ASSOCIATES VIII LLC

(Last) (First) (Middle)
JOHN HANCOCK TOWER
200 CLARENDON ST, 56TH FLOOR

(Street)
BOSTON MA 02116

(City) (State) (Zip)
1. Name and Address of Reporting Person*
TA EXECUTIVES FUND LLC

(Last) (First) (Middle)
JOHN HANCOCK TOWER
200 CLARENDON ST, 56TH FLOOR

(Street)
BOSTON MA 02116

(City) (State) (Zip)
1. Name and Address of Reporting Person*
TA INVESTORS LLC

(Last) (First) (Middle)
JOHN HANCOCK TOWER
200 CLARENDON ST, 56TH FLOOR

(Street)
BOSTON MA 02116

(City) (State) (Zip)
Explanation of Responses:
1. TA/Advent VIII L.P. distributed 1,600,000 shares pro rata for no consideration to the partners of TA/Advent VIII L.P. in a transaction exempt under Rule 16a-9(a).
2. These securities are owned solely by TA/Advent VIII L.P. TA Associates, Inc. is the Manager of TA Associates VIII LLC, which is the General Partner of TA/Advent VIII L.P. Each of TA Associates, Inc. and TA Associates VIII LLC may be deemed to have a beneficial interest in shares held by TA/Advent VIII L.P. and each disclaims beneficial ownership of such shares, except to the extent of its pecuniary interest in such shares which is subject to indeterminable future events.
3. TA Associates VIII LLC is the General Partner and a Limited Partner of TA/Advent VIII L.P. and received 345,600 shares from TA/Advent VIII L.P. in a pro rata distribution for no consideration in a transaction exempt under Rule 16a-9(a).
4. These securities are owned solely by TA Associates VIII LLC. TA Associates, Inc. is the Manager of TA Associates VIII LLC, which is the General Partner of TA/Advent VIII L.P. TA Associates, Inc. may be deemed to have a beneficial interest in shares held by TA Associates VIII LLC and disclaims beneficial interest of such shares, except to the extent of its pecuniary interest in 3,200 shares.
5. TA Associates VIII LLC distributed 345,600 shares pro rata for no consideration to the partners of TA Associates VIII LLC in a transaction exempt under Rule 16a-9(a).
6. These securities are owned solely by TA Associates VIII LLC. TA Associates, Inc. is the Manager of TA Associates VIII LLC, which is the General Partner of TA/Advent VIII L.P. TA Associates, Inc. may be deemed to have a beneficial interest in shares held by TA Associates VIII LLC and disclaims beneficial interest of such shares, except to the extent of its pecuniary interest in such shares which is subject to indeterminable future events.
7. TA Associates, Inc. is the General Partner of TA Associates VIII LLC and received 3,200 shares from TA Associates VIII LLC in a pro rata distribution for no consideration in a transaction exempt under Rule 16a-9(a).
8. TA Investors LLC distributed 32,000 shares pro rata for no consideration to the partners of TA Investors LLC in a transaction exempt under Rule 16a-9(a).
9. These securities are owned solely by TA Investors LLC. TA Associates, Inc. is the Manager of TA Investors LLC. TA Associates, Inc. may be deemed to have a beneficial interest in shares held by TA Investors LLC and disclaims beneficial ownership of such shares.
10. These securities are owned solely by TA Executives Fund LLC. TA Associates, Inc. is the Manager of TA Executives Fund LLC. TA Associates, Inc. may be deemed to have a beneficial interest in shares held by TA Executives Fund LLC and disclaims beneficial ownership of such shares.
11. Not Applicable
Remarks:
The Reporting Persons are members of a 13(d) group owning more than 10% of the Issuer's outstanding common stock. The Reporting Persons have a representative on the Issuer's board of directors. Kurt R. Jaggers currently serves as the Reporting Persons' representative on the board of directors and, as such, the Reporting Persons are deemed directors of the Issuer.
TA Associates, Inc., By Thomas P. Alber, Chief Financial Officer 05/27/2008
TA/Advent VIII L.P., By TA Associates VIII LLC, Its General Partner, By TA Associates, Inc., Its Manager, By Thomas P. Alber, Chief Financial Officer 05/27/2008
TA Associates VIII LLC, By TA Associates, Inc., Its Manager, By Thomas P. Alber, Chief Financial Officer 05/27/2008
TA Investors LLC, By TA Associates, Inc., Its Manager, By Thomas P. Alber, Chief Financial Officer 05/27/2008
TA Executives Fund LLC, By TA Associates, Inc., Its Manager, By Thomas P. Alber, Chief Financial Officer 05/27/2008
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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