FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL OMB Number: 3235-0287 Expires: January 31, 2005 Estimated average burden hours per response... 0.5

(Print or Type Responses)

1. Name and Address of Reporting Person * Crump Daniel Blair   2. Issuer Name and Ticker or Trading Symbol PROS Holdings, Inc. [PRO] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief Operating Officer (Last) (First) (Middle) 3100 MAIN STREET, SUITE 900 3. Date of Earliest Transaction (Month/Day/Year) 01/23/2015 (Street) HOUSTON, TX 77002 4. If Amendment, Date Original Filed(Month/Day/Year) 03/04/2015 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) 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

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
	Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.		SEC 1474 (9-02)

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 Underlying Securities (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 of Derivative Security: 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

Performance Share Units

(1)

01/23/2015

A

93,400

01/01/2018

01/01/2018

Common Stock

93,400

$ 0

243,400 (2)

D

Restricted Stock Units

(3)

01/23/2015

A

46,700

(4)

(4)

Common Stock

46,700 (5)

$ 0

102,950 (6)

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Crump Daniel Blair 3100 MAIN STREET SUITE 900 HOUSTON, TX 77002			Chief Operating Officer

Signatures

Damian Olthoff, attorney-in-fact for Daniel Blair Crump		02/16/2016
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	One share of PROS Holdings, Inc. common stock will be issued for each performance share that vests.
(2)	Includes (i) 150,000 performance shares (market share units) which will vest on January 1, 2017 associated with a February 24, 2014 grant; and (ii) 93,400 performance shares (market share units) which will vest on January 1, 2018 associated with a February 23, 2015 grant. Both grants described herein assume the maximum possible award at 200%.
(3)	Each restricted stock unit represents the contingent right to receive one share of PROS Holdings, Inc. common stock.
(4)	This restricted stock unit grant was awarded on February 23, 2015 in the amount of 46,700 units, and vests annually in equal installments over a four year period on January 1st of each year.
(5)	This amendment is being filed to correct Table 1 where this grant was listed as a Non-Derivative Security acquired (see Remarks below).
(6)	Includes (i) 56,250 unvested restricted stock units associated with a February 24, 2014 grant, vesting in equal installments on January 1st over the next three years; and (ii) 46,700 unvested restricted stock units associated with a February 23, 2015 grant, vesting in equal installments on January 1st over the next four years.
Remarks: On the Form 4 filed on March 4, 2015 (the "Original Form 4"), Table I inadvertently reported the grant on January 23, 2015 of 46,700 Restricted Stock Units as a Non-Derivative Security.  This amendment is being filed solely to correct Table I of the Original Form 4 which should be left blank.  Except for the foregoing, no new or revised transactions or holdings are being reported by this amendment, and all other information reported in the Original Form 4 remains the same.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.