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 *
MARINEAU PHILIP A
   2. Issuer Name and Ticker or Trading Symbol
SHUTTERFLY INC [SFLY] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
C/O SHUTTERFLY, INC, 2800 BRIDGE PARKWAY		 3. Date of Earliest Transaction (Month/Day/Year)
05/17/2010
(Street)

REDWOOD CITY, CA 94065		 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 05/17/2010   M(1)   2,423 A $ 0 5,423 D  
Common Stock 05/17/2010   M(1)   6,177 A $ 0 11,600 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
Restricted Stock Units $ 0 (2) 05/17/2010   M(1)     2,423   (3)   (3) Common Stock 2,423 $ 0 4,844 D  
Restricted Stock Units $ 0 (2) 05/17/2010   M(1)     6,177   (4)   (4) Common Stock 6,177 $ 0 0 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
MARINEAU PHILIP A
C/O SHUTTERFLY, INC
2800 BRIDGE PARKWAY
REDWOOD CITY, CA 94065		   X      

Signatures

 /s/ John Kaelle, attorney-in-fact   05/19/2010
**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) Vesting of restricted stock units granted to the Reporting Person on May 15, 2009.
(2) Each restricted stock unit represents a contingent right to receive one share of Issuer's common stock.
(3) The restricted stock units vest in three equal annual installments beginning May 15, 2010.
(4) The restricted stock units vest in one annual installment on May 15, 2010.
 
Remarks:
This Statement confirms that the undersigned, Philip A. Marineau, has authorized and designated John A. Kaelle and Douglas Appleton to execute and file on the undersigned's behalf all Forms 3, 4, and 5 (including any amendments thereto) that the undersigned may be required to file with the U.S. Securities and Exchange Commission as a result of the undersigned's ownership of or transactions in securities of Shutterfly, Inc. The authority of John A. Kaelle and Douglas Appleton under this Statement shall continue until the undersigned is no longer required to file Forms 3, 4, and 5 with regard to the undersigned's ownership of or transactions in securities of Shutterfly, Inc., unless earlier revoked in writing. The undersigned acknowledges that John A. Kaelle and Douglas Appleton are not assuming any of the undersigned's responsibilities to comply with Section 16 of the Securities Exchange Act of 1934.

/s/ Philip A. Marineau

May 13, 2009

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