Column Group Iii Form 3 Initial statement of insider ownership

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^*

COLUMN GROUP III, LP

(Last) (First) (Middle)

1700 OWENS STREET

SUITE 500

(Street)

SAN FRANCISCO CA 94158

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
03/19/2020

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)
Common Stock	36,135(1)	D(2)(3)

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

1. Name and Address of Reporting Person^*

COLUMN GROUP III, LP

(Last) (First) (Middle)

1700 OWENS STREET

SUITE 500

(Street)

SAN FRANCISCO CA 94158

(City) (State) (Zip)

1. Name and Address of Reporting Person^*

COLUMN GROUP III-A, LP

(Last) (First) (Middle)

1700 OWENS STREET

SUITE 500

(Street)

SAN FRANCISCO CA 94158

(City) (State) (Zip)

1. Name and Address of Reporting Person^*

COLUMN GROUP III GP, LP

(Last) (First) (Middle)

1700 OWENS STREET

SUITE 500

(Street)

SAN FRANCISCO CA 94158

(City) (State) (Zip)

Explanation of Responses:

1. Consists of 16,970 shares of Common Stock held directly by The Column Group III, LP ("TCG III LP") and 19,165 shares of Common Stock held directly by The Column Group III-A, LP ("TCG III-A LP").

2. The securities are directly held by TCG III LP, and indirectly held by The Column Group III GP, LP ("TCG III GP"), the general partner of TCG III LP. The managing partners of TCG III GP are David Goeddel, Peter Svennilson and Tim Kutzkey. The managing partners of TCG III GP may be deemed to have voting and investment power with respect to such shares. Each individual managing partner disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest in such shares.

3. The securities are directly held by TCG III-A LP, and indirectly held by TCG III GP, the general partner of TCG III-A LP. The managing partners of TCG III GP are David Goeddel, Peter Svennilson and Tim Kutzkey. The managing partners of TCG III GP may be deemed to have voting and investment power with respect to such shares. Each individual managing partner disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest in such shares.

Remarks:

	/s/ Jennifer J. Carlson, Attorney-in-Fact	03/23/2020
	** 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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