13G Filing: Point72 Asset Management and Pacira Pharmaceuticals Inc. (PCRX)

Item 2(d)

Title of Class of Securities:

Common Stock, par value $0.001 per share

Item 2(e)

CUSIP Number:

695127100

Item 3

Not Applicable

Item 4

Ownership:

The percentages used herein are calculated based upon the Shares issued and outstanding as of July 27, 2017, as reported on the Issuer’s quarterly report on Form 10-Q filed with the Securities and Exchange Commission by the Issuer for the quarterly period ended June 30, 2017.

As of the close of business on August 21, 2017:

1.  Point72 Asset Management, L.P.

(a) Amount beneficially owned: 2,036,500 (a)

(b) Percent of class: 5.0% (a)

(c)(i) Sole power to vote or direct the vote: -0-

(ii) Shared power to vote or direct the vote: 2,036,500 (a)

(iii) Sole power to dispose or direct the disposition: -0-

(iv) Shared power to dispose or direct the disposition: 2,036,500 (a)

2.  Point72 Capital Advisors, Inc.

(a) Amount beneficially owned: 2,036,500 (a)

(b) Percent of class: 5.0% (a)

(c)(i) Sole power to vote or direct the vote: -0-

(ii) Shared power to vote or direct the vote: 2,036,500 (a)

(iii) Sole power to dispose or direct the disposition: -0-

(iv) Shared power to dispose or direct the disposition: 2,036,500 (a)

3.  Cubist Systematic Strategies, LLC

(a) Amount beneficially owned: 619

(b) Percent of class: less than 0.1%

(c)(i) Sole power to vote or direct the vote: -0-

(ii) Shared power to vote or direct the vote: 619

(iii) Sole power to dispose or direct the disposition: -0-

(iv) Shared power to dispose or direct the disposition: 619

4.  Point72 Asia (Hong Kong) Limited

(a) Amount beneficially owned: 1,763

(b) Percent of class: less than 0.1%

(c)(i) Sole power to vote or direct the vote: -0-

(ii) Shared power to vote or direct the vote: 1,763

(iii) Sole power to dispose or direct the disposition: -0-

(iv) Shared power to dispose or direct the disposition: 1,763