SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 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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1. Name and Address of Reporting Person* Split Rock Partners LLC (Last) (First) (Middle) 10400 VIKING DR SUITE 550 (Street) EDEN PRAIRIE MN 55344 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 04/21/2010	3. Issuer Name and Ticker or Trading Symbol SPS COMMERCE INC [ SPSC ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)	5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	182	I	By SPVC Affiliates Fund I, LLC(1)
Common Stock	5,671	I	By SPVC IV, LLC(2)
Common Stock	791	I	By SPVC V, LLC(3)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Series A Convertible Preferred Stock	(4)	(5)	Common Stock	2,829	0(4)	I	By SPVC Affiliates Fund I, LLC(1)
Series A Convertible Preferred Stock	(4)	(5)	Common Stock	57,183	0(4)	I	By SPVC IV, LLC(2)
Series A Convertible Preferred Stock	(4)	(5)	Common Stock	101,705	0(4)	I	By SPVC V, LLC(3)
Series A Convertible Preferred Stock	(4)	(5)	Common Stock	39,547	0(4)	I	By SPVC VI, LLC(6)
Series B Convertible Preferred Stock	(4)	(5)	Common Stock	1,121,769	0(4)	I	By SPVC VI, LLC(6)
Series C Convertible Preferred Stock	(4)	(5)	Common Stock	125,156	0(4)	I	By SPVC VI, LLC(6)

1. Name and Address of Reporting Person* Split Rock Partners LLC (Last) (First) (Middle) 10400 VIKING DR SUITE 550 (Street) EDEN PRAIRIE MN 55344 (City) (State) (Zip)

1. Name and Address of Reporting Person* SPVC AFFILIATES FUND I, LLC (Last) (First) (Middle) 10400 VIKING DR STE 550 (Street) EDEN PRAIRIE MN 55344 (City) (State) (Zip)

1. Name and Address of Reporting Person* SPVC IV, LLC (Last) (First) (Middle) 10400 VIKING DR STE 550 (Street) EDEN PRAIRIE MN 55344 (City) (State) (Zip)

1. Name and Address of Reporting Person* SPVC V, LLC (Last) (First) (Middle) 10400 VIKING DR STE 550 (Street) EDEN PRAIRIE MN 55344 (City) (State) (Zip)

1. Name and Address of Reporting Person* SPVC VI, LLC (Last) (First) (Middle) 10400 VIKING DR STE 550 (Street) EDEN PRAIRIE MN 55344 (City) (State) (Zip)

Explanation of Responses:

1. Represents securities held directly by SPVC Affiliates Fund I, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to four individuals who require a two-thirds vote to act. Split Rock Partners, LLC may be deemed to be an indirect beneficial owner of the reported securities. Split Rock Partners, LLC disclaims any beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. This report shall not be deemed an admission that any of the reporting persons is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

2. Represents securities held directly by SPVC IV, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to four individuals who require a two-thirds vote to act. Split Rock Partners, LLC may be deemed to be an indirect beneficial owner of the reported securities. Split Rock Partners, LLC disclaims any beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. This report shall not be deemed an admission that any of the reporting persons is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

3. Represents securities held directly by SPVC V, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to four individuals who require a two-thirds vote to act. Split Rock Partners, LLC may be deemed to be an indirect beneficial owner of the reported securities. Split Rock Partners, LLC disclaims any beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. This report shall not be deemed an admission that any of the reporting persons is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

4. Each share of Series A, Series B and Series C Convertible Preferred Stock is convertible at any time at the option of the holder, and will convert automatically into shares of the Issuer's Common Stock on a one-for-one basis in connection with the closing of the Issuer's initial public offering.

5. The securities do not have an expiration date. The securities will convert automatically into shares of the Issuer's Common Stock on a one-for-one basis in connection with the closing of the Issuer's initial public offering.

6. Represents securities held directly by SPVC VI, LLC, which is jointly managed by Split Rock Partners, LLC and Vesbridge Partners, LLC. Voting and investment power over the shares, however, has been delegated solely to Split Rock Partners, LLC. Split Rock Partners, LLC has delegated voting and investment decisions with respect to the shares to four individuals who require a two-thirds vote to act. Split Rock Partners, LLC may be deemed to be an indirect beneficial owner of the reported securities. Split Rock Partners, LLC disclaims any beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein. This report shall not be deemed an admission that any of the reporting persons is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

	SPLIT ROCK PARTNERS, LLC, By: /s/ Steven L.P. Schwen, Chief Financial Officer	04/21/2010
	SPVC AFFILIATES FUND I, LLC, By Split Rock Partners, LLC, its Co-Manager, By: /s/ Steven L.P. Schwen, Chief Financial Officer	04/21/2010
	SPVC IV, LLC, By: /s/ Steven L.P. Schwen, Chief Financial Officer	04/21/2010
	SPVC V, LLC, By: /s/ Steven L.P. Schwen, Chief Financial Officer	04/21/2010
	SPVC VI, LLC, By: SPVC Management VI, LLC, its Managing Member, By: /s/ Steven L.P. Schwen, Chief Financial Officer	04/21/2010
	** 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 5 (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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