Cormorant Asset Management Doesn’t Think Corbus Pharmaceuticals Holdings Inc. (CRBP) Is Done Soaring Just Yet

Page 7 of 8 – SEC Filing

Item 3.

If this statement is filed pursuant to §§240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:

(a)	[ ]	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).
(b)	[ ]	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).
(c)	[ ]	Insurance Company as defined in Section 3(a)(19) of the Act
(d)	[ ]	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).
(e)	[ ]	An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);
(f)	[ ]	An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);
(g)	[ ]	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	[ ]	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	[ ]	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	[ ]	A non-U.S. institution in accordance with §240.13d–1(b)(1)(ii)(J);
(k)	[ ]	Group, in accordance with §240.13d-1(b)(1)(ii)(K).

Item 4.

Ownership***

Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

(a)	Amount Beneficially Owned***
	Cormorant Global Healthcare Master Fund, LP – 1,954,600 shares Cormorant Global Healthcare GP, LLC – 1,954,600 shares Cormorant Asset Management, LLC – 2,350,700 shares Bihua Chen – 2,350,700 shares
(b)	Percent of Class
	Cormorant Global Healthcare Master Fund, LP – 4.47% Cormorant Global Healthcare GP, LLC – 4.47% Cormorant Asset Management, LLC – 5.37% Bihua Chen – 5.37%
(c)	Number of shares as to which such person has:
	(i)	sole power to vote or to direct the vote
		Cormorant Global Healthcare Master Fund, LP – 0 shares Cormorant Global Healthcare GP, LLC – 0 shares Cormorant Asset Management, LLC – 0 shares Bihua Chen – 0 shares
	(ii)	shared power to vote or to direct the vote
		Cormorant Global Healthcare Master Fund, LP – 1,954,600 shares Cormorant Global Healthcare GP, LLC – 1,954,600 shares Cormorant Asset Management, LLC – 2,350,700 shares Bihua Chen – 2,350,700 shares
	(iii)	sole power to dispose or to direct the disposition of
		Cormorant Global Healthcare Master Fund, LP – 0 shares Cormorant Global Healthcare GP, LLC – 0 shares Cormorant Asset Management, LLC – 0 shares Bihua Chen – 0 shares
	(iv)	shared power to dispose or to direct the disposition of
		Cormorant Global Healthcare Master Fund, LP – 1,954,600 shares Cormorant Global Healthcare GP, LLC – 1,954,600 shares Cormorant Asset Management, LLC -2,350,700 shares Bihua Chen – 2,350,700 shares

*** Shares reported herein for Cormorant Asset Management, LLC represent 1,954,600 shares of the Issuer’s Common Stock which are beneficially owned by Cormorant Global Healthcare Master Fund, LP (the “Fund”) and 396,100 shares of the Issuer’s Common Stock which are beneficially owned by a managed account (the “Account”). The shares beneficially owned by the Fund represent (i) 1,663,000 shares of the Issuer’s Common Stock and (ii) 291,600 shares of the Issuer’s Common Stock issuable upon the exercise of stock options. The shares beneficially owned by the Account represent (i) 337,000 shares of the Issuer’s Common Stock and (ii) 59,100 shares of the Issuer’s Common Stock issuable upon the exercise of stock options. Cormorant Global Healthcare GP, LLC serves as the general partner of the Fund, and Cormorant Asset Management, LLC serves as the investment manager to both the Fund and the Account. Bihua Chen serves as the managing member of Cormorant Global Healthcare GP, LLC and Cormorant Asset Management, LLC. Each of the Reporting Persons disclaims beneficial ownership of the shares reported herein except to the extent of its or her pecuniary interest therein.

Item 5. Ownership of Five Percent or Less of a Class

If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following [  ].

Item 6. Ownership of More than Five Percent on Behalf of Another Person

Not applicable.

Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company

Not applicable.

Item 8.

Identification and Classification of Members of the Group

Not applicable.

Item 9.

Notice of Dissolution of Group

Not applicable.

Item 10.

Certification

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.