SC 13D/A

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13D

Under the Securities Exchange Act of 1934
(Amendment No. 1)*

DIGITAL RIVER, INC.

(Name of Issuer)

Common Stock, $0.01 par value per share

(Title of Class of Securities)

25388B104

(CUSIP Number)

Kirkland & Ellis LLP

555 California Street

San Francisco, CA 94104

Attn:  David A. Breach, P.C.

Jeffrey B. Golden, P.C.

(415) 439-1400

(Name, Address and Telephone Number of Person
Authorized to Receive Notices and Communications)

April 30, 2013

(Date of Event Which Requires Filing of this Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of Rule 13d-1(e), Rule 13d-1(f) or Rule 13d-1(g), check the following box  o .

* 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 disclosures provided in a prior cover page.

The information required on 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, as amended ("Exchange Act") or otherwise subject to the liabilities of that section of the Exchange Act but shall be subject to all other provisions of the Exchange Act (however, see the Notes).

	1.	Name of Reporting Person S.S. OR I.R.S. Identification No. of Above Person VEPF III AIV V, L.P. (Federal Identification Number: 99-0376541)
	2.	Check the Appropriate Box if a Member of a Group
		(a)			o
		(b)			o
	3.	SEC Use Only
	4.	Source of Funds OO
	5.	Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e)  o
	6.	Citizenship or Place of Organization Delaware
Number of Shares Beneficially Owned by Each Reporting Person With			7.	Sole Voting Power None
			8.	Shared Voting Power 3,496,941
			9.	Sole Dispositive Power None
			10.	Shared Dispositive Power3,496,941
	11.	Aggregate Amount Beneficially Owned by Each Reporting Person 3,496,941
	12.	Check if the Aggregate Amount in Row (11) Excludes Certain Shares o
	13.	Percent of Class Represented by Amount in Row (11) Approximately 9.9%(1)
	14.	Type of Reporting Person PN

(1)The percentage reported in this Schedule 13D is based upon 35,312,101 shares of Common Stock, par value $0.01, of Issuer outstanding as of March 26, 2013 (as reported in Issuer’s Form 14A filed April 12, 2013).

2

	1.	Name of Reporting Person S.S. OR I.R.S. Identification No. of Above Person Vista Equity Partners Fund III GP, LLC (Federal Identification Number: 26-0434685)
	2.	Check the Appropriate Box if a Member of a Group
		(a)			o
		(b)			o
	3.	SEC Use Only
	4.	Source of Funds AF
	5.	Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e)  o
	6.	Citizenship or Place of Organization Delaware
Number of Shares Beneficially Owned by Each Reporting Person With			7.	Sole Voting Power None
			8.	Shared Voting Power 3,496,941
			9.	Sole Dispositive Power None
			10.	Shared Dispositive Power 3,496,941
	11.	Aggregate Amount Beneficially Owned by Each Reporting Person 3,496,941
	12.	Check if the Aggregate Amount in Row (11) Excludes Certain Shares o
	13.	Percent of Class Represented by Amount in Row (11) Approximately 9.9%(2)
	14.	Type of Reporting Person OO, HC

(2)The percentage reported in this Schedule 13D is based upon 35,312,101 shares of Common Stock, par value $0.01, of Issuer outstanding as of March 26, 2013 (as reported in Issuer’s Form 14A filed April 12, 2013).

3

	1.	Name of Reporting Person S.S. OR I.R.S. Identification No. of Above Person VEFIIGP, LLC (Federal Identification Number: 52-4171595)
	2.	Check the Appropriate Box if a Member of a Group
		(a)			o
		(b)			o
	3.	SEC Use Only
	4.	Source of Funds AF
	5.	Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e)  o
	6.	Citizenship or Place of Organization Delaware
Number of Shares Beneficially Owned by Each Reporting Person With			7.	Sole Voting Power None
			8.	Shared Voting Power 3,496,941
			9.	Sole Dispositive Power None
			10.	Shared Dispositive Power 3,496,941
	11.	Aggregate Amount Beneficially Owned by Each Reporting Person 3,496,941
	12.	Check if the Aggregate Amount in Row (11) Excludes Certain Shares o
	13.	Percent of Class Represented by Amount in Row (11) Approximately 9.9%(3)
	14.	Type of Reporting Person OO, HC

(3)The percentage reported in this Schedule 13D is based upon 35,312,101 shares of Common Stock, par value $0.01, of Issuer outstanding as of March 26, 2013 (as reported in Issuer’s Form 14A filed April 12, 2013).

4

	1.	Name of Reporting Person S.S. OR I.R.S. Identification No. of Above Person Robert F. Smith
	2.	Check the Appropriate Box if a Member of a Group
		(a)			o
		(b)			o
	3.	SEC Use Only
	4.	Source of Funds AF
	5.	Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e)  o
	6.	Citizenship or Place of Organization U.S.A.
Number of Shares Beneficially Owned by Each Reporting Person With			7.	Sole Voting Power None
			8.	Shared Voting Power 3,496,941
			9.	Sole Dispositive Power None
			10.	Shared Dispositive Power 3,496,941
	11.	Aggregate Amount Beneficially Owned by Each Reporting Person 3,496,941
	12.	Check if the Aggregate Amount in Row (11) Excludes Certain Shareso
	13.	Percent of Class Represented by Amount in Row (11) Approximately 9.9%(4)
	14.	Type of Reporting Person IN, HC

The information set forth in response to each separate Item below shall be deemed to be a response to all Items where such information is relevant.

(4)The percentage reported in this Schedule 13D is based upon 35,312,101 shares of Common Stock, par value $0.01, of Issuer outstanding as of March 26, 2013 (as reported in Issuer’s Form 14A filed April 12, 2013).

5

This Amendment No. 1 (this “Statement”) amends the Schedule 13D originally filed on July 16, 2012  (the “Schedule 13D”) with respect to the shares of common stock, $0.01 par value per share (the “Common Stock”), of Digital River, Inc., a Delaware corporation (“Digital River”) by (i) VEPF III AIV V, L.P (“Vista AIV”), (ii) Vista Equity Partners Fund III GP, LLC (“Vista III GP”), (iii) VEFIIGP, LLC (“VEFIIGP”) and (iv) Robert F. Smith (the foregoing, collectively, the “Reporting Persons”).

Item 3.Source and Amount of Funds or Other Consideration.

Item 3 of the Schedule 13D is hereby amended by adding the following:

The aggregate purchase price of the shares of Common Stock covered by this Statement is $5,375,193.76. The shares of Common Stock covered by this Statement were acquired through open market transactions. Vista AIV drew on its margin facility with Citi to source the funds for purchase of Issuer Common Stock covered by this Statement.

Item 5.Interest in Securities of the Issuer.

Item 5 of the Schedule 13D is hereby amended and restated in its entirety as follows:

(a) Based on Digital River’s Form 14A filed April 12, 2013, Digital River had 35,312,101 shares of Common Stock outstanding as of March 26, 2013.

(b) Based on the foregoing, as of April 30, 2013, the 3,496,941 shares of Common Stock (the “Subject Shares”) beneficially owned by the Reporting Persons represent approximately 9.9% of the shares of Common Stock issued and outstanding.

					Shares	Shares	Shares
	No. of	% of		Shares	Subject to	Subject to	Subject to
	Shares	Shares		Subject to	Shared	Sole	Shared
	Beneficially	Beneficially		Sole Voting	Voting	Dispositive	Dispositive
	Owned	Owned		Power	Power	Power	Power
Vista AIV (1)	3,496,941	9.9	%	0	3,496,941	0	3,496,941
Vista III GP (2)	3,496,941	9.9	%	0	3,496,941	0	3,496,941
VEFIIGP (3)	3,496,941	9.9	%	0	3,496,941	0	3,496,941
Robert F. Smith (4)	3,496,941	9.9	%	0	3,496,941	0	3,496,941

(1) Listed shares held of record by Vista AIV. Vista AIV has shared voting and dispositive power with respect to such shares with (i) Vista III GP, as General Partner of Vista AIV, (ii) VEFIIGP, as the Senior Managing Member of Vista III GP, and (iii) Robert F. Smith, as the sole member of VEFIIGP.

(2) Vista III GP is the General Partner of Vista AIV. Listed shares reflect shares held of record by Vista AIV. Vista III GP has shared voting and dispositive power with respect to such shares with (i) Vista AIV, (ii) VEFIIGP, as the Senior Managing Member of Vista III GP, and (iii) Robert F. Smith, as the sole member of VEFIIGP.

(3) VEFIIGP is the Senior Managing Member of Vista III GP. Listed shares reflect shares held of record by Vista AIV. VEFIIGP has shared voting and dispositive power with respect to such shares with (i) Vista AIV, (ii) Vista III GP, as the General Partner of Vista AIV, and (iii) Robert F. Smith, as the sole member of VEFIIGP.

(4) Robert F. Smith is the sole member of VEFIIGP. Listed shares reflect shares held of record by Vista AIV. Robert F. Smith has shared voting and dispositive power with respect to such shares with (i) Vista AIV, (ii) Vista III GP, as the General Partner of Vista AIV, and (iii) VEFIIGP, as the Senior Managing Member of Vista III GP.

6

Each of Vista III GP, VEFIIGP and Mr. Smith, in their respective capacities as the General Partner of Vista AIV, the Senior Managing Member of Vista III GP and the sole member of VEFIIGP, may be deemed to have the shared power to vote or direct the vote of (and the shared power to dispose or direct the disposition of) the shares held by Vista AIV.

(c) Except as set forth herein, the Reporting Persons do not have beneficial ownership of, and have not engaged in any transaction during the past 60 days in, any shares of Common Stock. A detailed listing of the brokered open market purchases and trading data during the past 60 days of Vista AIV with respect to the Common Stock is attached hereto as Exhibit 99.1.

(d) Not applicable.

(e) Not applicable.

Item 7.Material to be Filed as Exhibits.

Exhibit Number	Document
99.1.	Trading Data

7

After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this Statement is true, complete and correct.

Dated: May 1, 2013

VEPF III AIV V, L.P.
By:	/s/ John Warnken-Brill
Name: John Warnken-Brill
Title: Attorney-in-Fact
VISTA EQUITY PARTNERS FUND III GP, LLC
By:	/s/ John Warnken-Brill
Name: John Warnken-Brill
Title: Attorney-in-Fact
VEFIIGP, LLC
By:	/s/ John Warnken-Brill
Name: John Warnken-Brill
Title: Attorney-in-Fact
ROBERT F. SMITH
By:	/s/ John Warnken-Brill
Name: John Warnken-Brill
Title: Attorney-in-Fact

8

INDEX TO EXHIBITS

Exhibit Number	Document
99.1.	Trading Data

9

EX-99.1

Exhibit 99.1

60-DAY TRADING DATA

Date	Price*		VEPF III AIV V, L.P	Total
4/25/2013	$	13.800	100	100
4/25/2013	$	13.808	100	100
4/25/2013	$	13.810	100	100
4/25/2013	$	13.810	1,400	1,400
4/25/2013	$	13.815	100	100
4/25/2013	$	13.819	2,800	2,800
4/25/2013	$	13.820	100	100
4/25/2013	$	13.820	2,300	2,300
4/25/2013	$	13.840	900	900
4/25/2013	$	13.845	4,300	4,300
4/25/2013	$	13.850	1,046	1,046
4/25/2013	$	13.850	11,300	11,300
4/25/2013	$	13.855	754	754
4/25/2013	$	13.860	1,100	1,100
4/25/2013	$	13.865	500	500
4/25/2013	$	13.870	277	277
4/25/2013	$	13.870	700	700
4/25/2013	$	13.875	100	100
4/25/2013	$	13.880	2,100	2,100
4/25/2013	$	13.885	300	300
4/25/2013	$	13.888	300	300
4/25/2013	$	13.890	1,400	1,400
4/25/2013	$	13.895	1,700	1,700
4/25/2013	$	13.900	6,300	6,300
4/25/2013	$	13.905	1,400	1,400
4/25/2013	$	13.910	1,599	1,599
4/25/2013	$	13.920	2,315	2,315
4/25/2013	$	13.930	1,000	1,000
4/25/2013	$	13.935	200	200
4/25/2013	$	13.940	1,600	1,600
4/25/2013	$	13.945	200	200
4/25/2013	$	13.950	509	509
4/25/2013	$	13.950	1,100	1,100
4/26/2013	$	13.690	300	300
4/26/2013	$	13.695	100	100
4/26/2013	$	13.700	900	900
4/26/2013	$	13.705	300	300
4/26/2013	$	13.710	500	500
4/26/2013	$	13.715	1,200	1,200
4/26/2013	$	13.720	1,900	1,900
4/26/2013	$	13.725	600	600
4/26/2013	$	13.730	900	900
4/26/2013	$	13.735	400	400
4/26/2013	$	13.740	1,000	1,000
4/26/2013	$	13.745	800	800
4/26/2013	$	13.750	800	800
4/26/2013	$	13.755	1,100	1,100
4/26/2013	$	13.760	1,622	1,622
4/26/2013	$	13.765	400	400
4/26/2013	$	13.770	1,100	1,100
4/26/2013	$	13.780	78	78
4/26/2013	$	13.785	100	100

1

4/26/2013	$	13.790	300	300
4/26/2013	$	13.795	400	400
4/26/2013	$	13.800	200	200
4/26/2013	$	13.840	100	100
4/26/2013	$	13.850	400	400
4/26/2013	$	13.855	500	500
4/26/2013	$	13.860	900	900
4/26/2013	$	13.865	500	500
4/26/2013	$	13.870	700	700
4/26/2013	$	13.875	600	600
4/26/2013	$	13.880	1,100	1,100
4/26/2013	$	13.890	300	300
4/26/2013	$	13.895	500	500
4/26/2013	$	13.900	700	700
4/26/2013	$	13.900	800	800
4/26/2013	$	13.905	700	700
4/26/2013	$	13.910	700	700
4/26/2013	$	13.910	10,900	10,900
4/26/2013	$	13.915	1,100	1,100
4/26/2013	$	13.920	300	300
4/26/2013	$	13.925	500	500
4/26/2013	$	13.930	100	100
4/26/2013	$	13.930	3,700	3,700
4/26/2013	$	13.935	200	200
4/26/2013	$	13.940	1,300	1,300
4/26/2013	$	13.950	646	646
4/26/2013	$	13.955	400	400
4/26/2013	$	13.960	1,754	1,754
4/26/2013	$	13.960	7,400	7,400
4/26/2013	$	13.965	1,100	1,100
4/26/2013	$	13.969	100	100
4/26/2013	$	13.970	100	100
4/26/2013	$	13.970	2,000	2,000
4/26/2013	$	13.975	600	600
4/26/2013	$	13.980	1,600	1,600
4/26/2013	$	13.983	100	100
4/26/2013	$	13.983	100	100
4/26/2013	$	13.985	3,900	3,900
4/26/2013	$	13.988	100	100
4/26/2013	$	13.989	500	500
4/26/2013	$	13.990	300	300
4/26/2013	$	13.990	5,000	5,000
4/29/2013	$	13.980	500	500
4/29/2013	$	13.985	900	900
4/29/2013	$	13.990	2,300	2,300
4/29/2013	$	13.995	5,600	5,600
4/29/2013	$	14.000	12,498	12,498
4/29/2013	$	14.005	5,009	5,009
4/29/2013	$	14.008	400	400
4/29/2013	$	14.008	1,600	1,600
4/29/2013	$	14.009	300	300
4/29/2013	$	14.010	38,600	38,600
4/29/2013	$	14.015	600	600
4/29/2013	$	14.020	3,500	3,500
4/29/2013	$	14.025	2,900	2,900

2

4/29/2013	$	14.028	1,600	1,600
4/29/2013	$	14.030	100	100
4/29/2013	$	14.030	3,202	3,202
4/29/2013	$	14.035	1,900	1,900
4/29/2013	$	14.040	600	600
4/29/2013	$	14.040	59,430	59,430
4/29/2013	$	14.045	19,279	19,279
4/29/2013	$	14.050	4,500	4,500
4/29/2013	$	14.055	1,800	1,800
4/29/2013	$	14.058	591	591
4/29/2013	$	14.060	100	100
4/29/2013	$	14.065	300	300
4/29/2013	$	14.070	500	500
4/29/2013	$	14.075	300	300
4/29/2013	$	14.080	800	800
4/29/2013	$	14.085	100	100
4/29/2013	$	14.090	3,200	3,200
4/29/2013	$	14.095	700	700
4/29/2013	$	14.100	10,986	10,986
4/30/2013	$	14.090	1,000	1,000
4/30/2013	$	14.105	100	100
4/30/2013	$	14.110	1,700	1,700
4/30/2013	$	14.120	100	100
4/30/2013	$	14.125	100	100
4/30/2013	$	14.130	100	100
4/30/2013	$	14.140	900	900
4/30/2013	$	14.150	800	800
4/30/2013	$	14.160	100	100
4/30/2013	$	14.170	2,620	2,620
4/30/2013	$	14.175	3,400	3,400
4/30/2013	$	14.180	500	500
4/30/2013	$	14.185	100	100
4/30/2013	$	14.200	2,000	2,000
4/30/2013	$	14.395	100	100
4/30/2013	$	14.405	300	300
4/30/2013	$	14.410	200	200
4/30/2013	$	14.413	100	100
4/30/2013	$	14.415	200	200
4/30/2013	$	14.420	1,800	1,800
4/30/2013	$	14.425	500	500
4/30/2013	$	14.430	2,500	2,500
4/30/2013	$	14.440	550	550
4/30/2013	$	14.450	100	100
4/30/2013	$	14.455	100	100
4/30/2013	$	14.460	300	300
4/30/2013	$	14.480	300	300
4/30/2013	$	14.485	500	500
4/30/2013	$	14.490	1,000	1,000
4/30/2013	$	14.490	1,300	1,300
4/30/2013	$	14.493	100	100
4/30/2013	$	14.495	1,400	1,400
4/30/2013	$	14.500	2,101	2,101
4/30/2013	$	14.500	53,029	53,029
Totals:			381,995	381,995

(*): Price is equal to average price per share.

Vista III GP

None.

VEFIIGP

None.

Robert F. Smith

None.

3