Ownership Submission
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
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(Print or Type Responses)
1. Name and Address of Reporting Person *
Novak David J. Jr.
   2. Issuer Name and Ticker or Trading Symbol
SPS COMMERCE INC [SPSC] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
EVP of Business Develpmt
(Last)
(First)
(Middle)
333 SOUTH SEVENTH STREET, SUITE 1000		 3. Date of Earliest Transaction (Month/Day/Year)
05/01/2012
(Street)

MINNEAPOLIS, MN 55402		 4. If Amendment, Date Original Filed(Month/Day/Year)
 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
Common Stock 05/01/2012   M   13,172 A $ 2.9213 19,491 D  
Common Stock 05/01/2012   S(1)   13,172 D $ 27.1848 (2) 6,319 D  
Common Stock 05/02/2012   M   11,828 A $ 2.9213 18,147 D  
Common Stock 05/02/2012   S(1)   11,828 D $ 26.7433 (3) 6,319 D  

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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
Employee Stock Option (right to buy) $ 2.9213 05/01/2012   M     13,172   (4) 06/30/2017 Common Stock 13,172 $ 0 88,451 D  
Employee Stock Option (right to buy) $ 2.9213 05/02/2012   M     11,828   (4) 06/30/2017 Common Stock 11,828 $ 0 76,623 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Novak David J. Jr.
333 SOUTH SEVENTH STREET
SUITE 1000
MINNEAPOLIS, MN 55402		       EVP of Business Develpmt  

Signatures

 /s/ James R. DeBuse, attorney-in-fact   05/03/2012
**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) The sales reported in this Form 4 were effected pursuant to a Rule 10b-5 trading plan adopted by the reporting person.
(2) Reflects the weighted average price of 13,172 shares of Common Stock of the Issuer sold by the reporting person in multiple transactions on May 1, 2012 with sales prices ranging from $26.8497 to $27.4471 per share. The reporting person undertakes to provide upon request by the U.S. Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price.
(3) Reflects the weighted average price of 11,828 shares of Common Stock of the Issuer sold by the reporting person in multiple transactions on May 2, 2012 with sales prices ranging from $26.7290 to $26.7439 per share. The reporting person undertakes to provide upon request by the U.S. Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price.
(4) Fully vested.

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