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 *
LONGENECKER JOHN P PHD
   2. Issuer Name and Ticker or Trading Symbol
Pacira Pharmaceuticals, Inc. [PCRX] 		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 PACIRA PHARMACEUTICALS, INC., 10450 SCIENCE CENTER DRIVE		 3. Date of Earliest Transaction (Month/Day/Year)
06/28/2013
(Street)

SAN DIEGO, CA 92121		 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 06/28/2013   M   1,196 A $ 1.61 1,196 D  
Common Stock 06/28/2013   M   804 A $ 1.61 2,000 D  
Common Stock 06/28/2013   S(1)   2,000 D $ 28.0892 (2) 0 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
Stock Option (right to buy) $ 1.61 06/28/2013   M     1,196   (3) 09/02/2020 Common Stock 1,196 $ 0 1,453 D  
Stock Option (right to buy) $ 1.61 06/28/2013   M     804   (4) 09/02/2020 Common Stock 804 $ 0 3,845 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
LONGENECKER JOHN P PHD
C/O PACIRA PHARMACEUTICALS, INC.
10450 SCIENCE CENTER DRIVE
SAN DIEGO, CA 92121		   X      

Signatures

 /s/ James Scibetta, attorney-in-fact   07/02/2013
**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 10b5-1 trading plan previously adopted by the reporting person in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934.
(2) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $28.051 to $28.092, inclusive. The reporting person undertakes to provide to Pacira Pharmaceuticals, Inc., any security holder of Pacira Pharmaceuticals, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) of this Form 4.
(3) The option vested as to 25% of the option shares on September 2, 2011 and vests as to the remaining shares in successive equal monthly installments for the subsequent 36 months. The option shares became exercisable, to the extent vested, from and after the Issuer's initial public offering.
(4) The option vested as to 50% of the option shares upon the first anniversary of the Issuer's initial public offering and as to the remaining 50% of the option shares upon the second anniversary of the Issuer's initial public offering. The option shares became exercisable, to the extent vested, from and after the Issuer's initial public offering.

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