UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

 

SCHEDULE 13D

 

Under the Securities Exchange Act of 1934
(Amendment No. 2)

 

Cogent Biosciences, Inc.
(Name of Issuer)

 

Common Stock, $0.001 par value
(Title of Class of Securities)

 

19240Q201

(CUSIP Number)

 

Ms. Erin O’Connor
Fairmount Funds Management LLC
200 Barr Harbor Drive, Suite 400
West Conshohocken, PA 19428
(267) 262-5300
(Name, Address and Telephone Number of Person
Authorized to Receive Notices and Communications)

 

June 9, 2023

(Date of Event which Requires Filing of this Statement)

 

If the filing person has previously filed a statement on Schedule 13G to report the acquisition which is the subject of this Schedule 13D, and is filing this schedule because of Rule 13d-1(b)(3) or (4), check the following box ¨.

 

 

 

 

 

 

CUSIP No. 19240Q201

 

1 NAME OF REPORTING PERSON
Fairmount Funds Management LLC
 
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) x
(b) o
3 SEC USE ONLY  
4 SOURCE OF FUNDS
AF
 
5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) ¨
6

CITIZENSHIP OR PLACE OF ORGANIZATION

Delaware

 
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH
7

SOLE VOTING POWER

0

 
8

SHARED VOTING POWER

19,962,564(1)

 
9

SOLE DISPOSITIVE POWER

0

 
10

SHARED DISPOSITIVE POWER

19,962,564(1)

 
11

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

19,962,564(1)

 
12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES ¨
13

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

19.99%(2)

 
14

TYPE OF REPORTING PERSON

IA

 
         
(1)The securities include (a) 3,558,975 shares of common stock, $0.001 par value (“Common Stock”), and (b) 16,403,589 shares of Common Stock issuable upon conversion of 65,614.356 shares of Series A Convertible Preferred Stock, par value $0.001 per share (the “Series A Preferred Stock”), the conversion of which is subject to a beneficial ownership limitation of 19.99% of the outstanding Common Stock. The securities exclude shares of Common Stock issuable upon conversion of shares of Series A Preferred Stock in excess of the beneficial ownership limitation.

 

(2)Based on 83,459,165 shares of Common Stock outstanding as of June 9, 2023 and the issuance of 16,403,589 additional shares upon the conversion of Series A Preferred Stock.

 

2

 

 

CUSIP No. 19240Q201

 

1 NAME OF REPORTING PERSON
Fairmount Healthcare Fund GP LLC
 
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) x
(b) o
3 SEC USE ONLY  
4 SOURCE OF FUNDS
AF
 
5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) o
6

CITIZENSHIP OR PLACE OF ORGANIZATION

Delaware

 
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH
7

SOLE VOTING POWER

0

 
8

SHARED VOTING POWER

3,265,351(1)

 
9

SOLE DISPOSITIVE POWER

0

 
10

SHARED DISPOSITIVE POWER

3,265,351(1)

 
11

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

3,265,351(1)

 
12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES o
13

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

3.78%(2)

 
14

TYPE OF REPORTING PERSON

OO

 
         
(1)The securities include (a) 286,851 shares of common stock, $0.001 par value (“Common Stock”), and (b) 2,978,500 shares of Common Stock issuable upon conversion of 11,914 shares of Series A Convertible Preferred Stock, par value $0.001 per share (the “Series A Preferred Stock”), the conversion of which is subject to a beneficial ownership limitation of 19.99% of the outstanding Common Stock. The securities exclude shares of Common Stock issuable upon conversion of shares of Series A Preferred Stock in excess of the beneficial ownership limitation.

 

(2)Based on 83,459,165 shares of Common Stock outstanding as of June 9, 2023 and the issuance of 2,978,500 additional shares upon the conversion of Series A Preferred Stock.

 

3

 

 

CUSIP No. 19240Q201

 

1 NAME OF REPORTING PERSON
Fairmount Healthcare Fund II GP LLC
 
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) x
(b) o
3 SEC USE ONLY  
4 SOURCE OF FUNDS
AF
 
5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) o
6

CITIZENSHIP OR PLACE OF ORGANIZATION

Delaware

 
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH
7

SOLE VOTING POWER

0

 
8

SHARED VOTING POWER

17,147,124(1)

 
9

SOLE DISPOSITIVE POWER

0

 
10

SHARED DISPOSITIVE POWER

17,147,124(1)

 
11

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

17,147,124(1)

 
12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES o
13

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

17.17%(2)

 
14

TYPE OF REPORTING PERSON

OO

 
         
(1)The securities include (a) 3,272,124 shares of common stock, $0.001 par value (“Common Stock”), and (b) 13,875,000 shares of Common Stock issuable upon conversion of 55,500 shares of Series A Convertible Preferred Stock, par value $0.001 per share (the “Series A Preferred Stock”), the conversion of which is subject to a beneficial ownership limitation of 19.99% of the outstanding Common Stock. The securities exclude shares of Common Stock issuable upon conversion of shares of Series A Preferred Stock in excess of the beneficial ownership limitation.

 

(2)Based on 83,459,165 shares of Common Stock outstanding as of June 9, 2023 and the issuance of 13,875,000 additional shares upon the conversion of Series A Preferred Stock.

 

4

 

 

CUSIP No. 19240Q201

 

Item 1.Security and Issuer

 

This Amendment No. 2 amends and supplements the statement on Schedule 13D originally filed with the Securities and Exchange Commission on July 6, 2020 and Amendment No. 1 filed on June 21,2022 (as amended, the “Statement” or the “Schedule 13D”) by the Reporting Persons with respect to the Common Stock, $0.001 par value (the “Common Stock”), of Cogent Biosciences, Inc. (the “Company” or “Cogent”). Unless otherwise defined herein, capitalized terms used in this Amendment No. 2 shall have the meanings ascribed to them in the Statement. Unless amended or supplemented below, the information in the Statement remains unchanged. The address of the principal executive offices of the Company is 275 Wyman Street, 3rd Floor, Waltham, MA 02451.

 

Item 2.Identity and Background

 

(a)This Schedule 13D is being filed jointly by (1) Fairmount Funds Management LLC, a Delaware limited liability company and Securities and Exchange Commission (“SEC”) registered investment adviser under the Investment Advisers Act of 1940 (“Fairmount Funds Management”); (2) Fairmount Healthcare Fund GP LLC, a Delaware limited liability company (“Fairmount GP”); and (3) Fairmount Healthcare Fund II GP LLC, a Delaware limited liability company (“Fairmount GP II”) (Fairmount Funds Management, Fairmount GP, and Fairmount GP II, collectively, the “Reporting Persons”).

 

(b)The principal business address of the Reporting Persons is 200 Barr Harbor Drive, Suite 400, West Conshohocken, PA 19428.

 

(c)The principal business of Fairmount Funds Management is to provide discretionary investment management services to qualified investors through its private pooled investment vehicles, Fairmount Healthcare Fund LP and Fairmount Healthcare Fund II LP (collectively, the “Clients”). Fairmount GP serves as the general partner to Fairmount Healthcare Fund LP. Fairmount GP II serves as the general partner to Fairmount Healthcare Fund II LP. Fairmount Funds Management has voting and dispositive power over the Common Stock held by the Clients, which is deemed shared with Fairmount GP, and Fairmount GP II. The Clients do not have the right to acquire voting or dispositive power over the Common Stock within sixty days.

 

(d)-(e)During the last five years, none of the Reporting Persons (i) has been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors) or (ii) has been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceedings was or is subject to a judgment, decree, or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violations with respect at such laws.

 

5

 

 

CUSIP No. 19240Q201

 

Item 3.Source and Amount of Funds or Other Consideration

 

Item 3 of the Statement is hereby amended and supplemented as follows:

 

On June 9, 2023, the Reporting Persons purchased a total of 800,000 shares of Common Stock of the Company for an aggregate of $9,600,000 in an underwritten public offering. The shares were purchased with working capital.

 

Item 4.Purpose of Transaction

 

Item 4 is hereby amended and supplemented as follows:

 

The Reporting Persons acquired the Common Stock referred to in Item 3 for investment purposes and not with an intent, purpose or effect of changing control of the Company.

 

Item 5.Interest in Securities of the Company

 

Item 5 is hereby amended and supplemented as follows:

 

(a) and (b) See Items 7-11 of the cover pages above and Item 2.

 

(c) The following table lists the Reporting Persons’ transaction in Common Stock that was effected during the sixty day period prior to the filing of this Schedule 13D:

  

Transaction  Purchaser  Date  Share Amount   Price 
Purchase  Fairmount GP II  6/9/2023   800,000   $12.00 

 

(d) Not applicable.

 

(e) Not applicable.

 

Item 7.Material to be Filed as Exhibits

 

Exhibit No.  Description
99.1  Joint Filing Agreement by and among the Reporting Persons (incorporated by reference to Exhibit 99.1 to the Schedule 13D filed by the Reporting Persons with the SEC on July 10, 2020, File No. 005-90431).

 

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CUSIP No. 19240Q201

 

SIGNATURES

 

After reasonable inquiry and to the best of my knowledge and belief, we certify that the information set forth in this statement June 13, 2023.

 

FAIRMOUNT FUNDS MANAGEMENT LLC
 

By:   /s/ Peter Harwin   /s/ Tomas Kiselak
  Peter Harwin   Tomas Kiselak
  Managing Member   Managing Member
       

FAIRMOUNT HEALTHCARE FUND GP LLC
 

By:   /s/ Peter Harwin   /s/ Tomas Kiselak
  Peter Harwin   Tomas Kiselak
  Managing Member   Managing Member
       

FAIRMOUNT HEALTHCARE FUND II GP LLC
 

By:   /s/ Peter Harwin   /s/ Tomas Kiselak
  Peter Harwin   Tomas Kiselak
  Managing Member   Managing Member

 

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