Pacira BioSciences, Inc. — Director's Dealing 2011

Feb 10, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Pacira Pharmaceuticals, Inc. (PCRX)
CIK: 0001396814
Period of Report: 2011-02-08

Reporting Person: Sanderling Venture Partners VI LP (10% Owner)
Reporting Person: Sanderling Ventures Management VI (10% Owner)
Reporting Person: Sanderling VI Beteiligungs GmbH & Co KG (10% Owner)
Reporting Person: Sanderling VI Limited Partnership (10% Owner)
Reporting Person: Sanderling Venture Partners VI Co Investment Fund LP (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-02-08	Common Stock	C	736583	—	Acquired	736583	Direct
2011-02-08	Common Stock	C	14877	—	Acquired	14877	Direct
2011-02-08	Common Stock	C	24871	—	Acquired	24871	Direct
2011-02-08	Common Stock	C	29634	—	Acquired	29634	Direct
2011-02-08	Common Stock	C	681715	—	Acquired	681715	Direct
2011-02-08	Common Stock	C	344355	—	Acquired	344355	Direct
2011-02-08	Common Stock	C	12058	—	Acquired	12058	Direct
2011-02-08	Common Stock	C	14366	—	Acquired	14366	Direct
2011-02-08	Common Stock	C	341788	—	Acquired	341788	Direct
2011-02-08	Common Stock	C	129445	—	Acquired	129445	Direct
2011-02-08	Common Stock	C	4533	—	Acquired	4533	Direct
2011-02-08	Common Stock	C	5400	—	Acquired	5400	Direct
2011-02-08	Common Stock	C	128479	—	Acquired	128479	Direct
2011-02-08	Common Stock	P	46379	$7	Acquired	46379	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-02-08	Series A Convertible Preferred Stock	$	C	736583	Disposed		Common Stock (736583)	Direct
2011-02-08	Series A Convertible Preferred Stock	$	C	14877	Disposed		Common Stock (14877)	Direct
2011-02-08	Series A Convertible Preferred Stock	$	C	24871	Disposed		Common Stock (24871)	Direct
2011-02-08	Series A Convertible Preferred Stock	$	C	29634	Disposed		Common Stock (29634)	Direct
2011-02-08	Series A Convertible Preferred Stock	$	C	681715	Disposed		Common Stock (681715)	Direct
2011-02-08	Convertible Promissory Notes	$	C	344355	Disposed		Common Stock (344355)	Direct
2011-02-08	Convertible Promissory Notes	$	C	12058	Disposed		Common Stock (12058)	Direct
2011-02-08	Convertible Promissory Notes	$	C	14366	Disposed		Common Stock (14366)	Direct
2011-02-08	Convertible Promissory Notes	$	C	341788	Disposed		Common Stock (341788)	Direct
2011-02-08	Convertible Promissory Notes	$	C	129445	Disposed		Common Stock (129445)	Direct
2011-02-08	Convertible Promissory Notes	$	C	4533	Disposed		Common Stock (4533)	Direct
2011-02-08	Convertible Promissory Notes	$	C	5400	Disposed		Common Stock (5400)	Direct
2011-02-08	Convertible Promissory Notes	$	C	128479	Disposed		Common Stock (128479)	Direct

Footnotes

F1: The securities are held by Sanderling Venture Partners VI, L.P.

F2: The securities are held by Sanderling Ventures Management VI.

F3: The securities are held by Sanderling VI Beteiligungs GmbH & Co. KG.

F4: The securities are held by Sanderling VI Limited Partnership.

F5: The Series A Convertible Preferred Stock had no expiration date and each share of Series A Convertible Preferred Stock was automatically converted into common stock on a 1-for-1 basis upon the consummation of the Issuer's initial public offering.

F6: The securities are held by Sanderling Venture Partners VI Co-Investment Fund.

F7: All principal and accrued interest on the Convertible Promissory Notes was automatically converted into shares of Common Stock upon the consummation of the Issuer's initial public offering.

F8: All principal on the Convertible Promissory Notes was automatically converted into shares of Common Stock upon the consummation of the Issuer's initial public offering at a conversion price equal to the per share price of the Common Stock sold in the Issuer's initial public offering.