SEC FORM 3 SEC Form 3
FORM 3 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
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1. Name and Address of Reporting Person*
Cormorant Asset Management, LP

(Last) (First) (Middle)
200 CLARENDON STREET, 52ND FLOOR

(Street)
BOSTON MA 02116

(City) (State) (Zip)
2. Date of Event Requiring Statement (Month/Day/Year)
07/18/2018
3. Issuer Name and Ticker or Trading Symbol
CONSTELLATION PHARMACEUTICALS INC [ CNST ]
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director X 10% Owner
Officer (give title below) Other (specify below)
5. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
Form filed by One Reporting Person
X Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5)
Table II - Derivative Securities Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4) 2. Date Exercisable and Expiration Date (Month/Day/Year) 3. Title and Amount of Securities Underlying Derivative Security (Instr. 4) 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 6. Nature of Indirect Beneficial Ownership (Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Series F Convertible Preferred Stock (1) (1) Common Stock 14,000,000 (1) D(2)(3)
1. Name and Address of Reporting Person*
Cormorant Asset Management, LP

(Last) (First) (Middle)
200 CLARENDON STREET, 52ND FLOOR

(Street)
BOSTON MA 02116

(City) (State) (Zip)
1. Name and Address of Reporting Person*
Cormorant Global Healthcare Master Fund, LP

(Last) (First) (Middle)
200 CLARENDON STREET, 52ND FLOOR

(Street)
BOSTON MA 02116

(City) (State) (Zip)
1. Name and Address of Reporting Person*
CORMORANT PRIVATE HEALTHCARE FUND I, LP

(Last) (First) (Middle)
200 CLARENDON STREET, 52ND FLOOR

(Street)
BOSTON MA 02116

(City) (State) (Zip)
1. Name and Address of Reporting Person*
Chen Bihua

(Last) (First) (Middle)
C/O CORMORANT ASSET MANAGEMENT, LP
200 CLARENDON STREET, 52ND FLOOR

(Street)
BOSTON MA 02116

(City) (State) (Zip)
Explanation of Responses:
1. The convertible preferred stock is convertible at any time at the holder's election, without payment of additional consideration, and has no expiration date but is expected to convert automatically upon the closing of the Issuer's initial public offering.
2. Series F Convertible Preferred Stock reported herein represent, on an as-converted basis, (i) 10,260,600 shares held by Cormorant Private Healthcare Fund I, LP ("Fund I"), (ii) 3,242,400 shares held by Cormorant Global Healthcare Master Fund, LP (the "Master Fund") and (iii) 497,000 shares held by a managed account (the "Account").
3. Cormorant Asset Management, LP ("Cormorant") serves as the investment manager of Fund I, the Master Fund and the Account. Bihua Chen serves as manager of the general partner of Cormorant. Each of the Reporting Persons disclaims beneficial ownership of the shares reported herein except to the extent of its or her pecuniary interest therein, and the filing of this Form 3 shall not be construed as an admission that any of the Reporting Persons is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934 or for any other purpose.
/s/ CORMORANT ASSET MANAGEMENT, LP, By: Comorant Asset Management GP, LLC, its General Partner, By: Bihua Chen, Managing Member 07/18/2018
/s/ CORMORANT GLOBAL HEALTHCARE MASTER FUND, LP, By: Cormorant Global Healthcare GP, LLC, its General Partner By: Bihua Chen, Managing Member 07/18/2018
/s/ CORMORANT PRIVATE HEALTHCARE FUND I, LP By: Cormorant Private Healthcare GP, LLC, its General Partner By: Bihua Chen, Managing Member 07/18/2018
/s/ Bihua Chen 07/18/2018
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (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).
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