Item 4	Ownership:

	The percentages used herein are calculated based upon the Shares of common stock issued and outstanding as of October 31, 2016, 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 September 30, 2016.

	As of the close of business on January 5, 2017:

	1. Point72 Asset Management, L.P.
	(a) Amount beneficially owned: 2,111,557
	(b) Percent of class: 5.5%
	(c)(i) Sole power to vote or direct the vote: -0-
	(ii) Shared power to vote or direct the vote: 2,111,557
	(iii) Sole power to dispose or direct the disposition: -0-
	(iv) Shared power to dispose or direct the disposition: 2,111,557

	2. Point72 Capital Advisors, Inc.
	(a) Amount beneficially owned: 2,111,557
	(b) Percent of class: 5.5%
	(c)(i) Sole power to vote or direct the vote: -0-
	(ii) Shared power to vote or direct the vote: 2,111,557
	(iii) Sole power to dispose or direct the disposition: -0-
	(iv) Shared power to dispose or direct the disposition: 2,111,557

	3. Cubist Systematic Strategies, LLC
	(a) Amount beneficially owned: 10,058
	(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: 10,058
	(iii) Sole power to dispose or direct the disposition: -0-
	(iv) Shared power to dispose or direct the disposition: 10,058

	4. Steven A. Cohen
	(a) Amount beneficially owned: 2,121,615
	(b) Percent of class: 5.5%
	(c)(i) Sole power to vote or direct the vote: -0-
	(ii) Shared power to vote or direct the vote: 2,121,615
	(iii) Sole power to dispose or direct the disposition: -0-
	(iv) Shared power to dispose or direct the disposition: 2,121,615