UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

 

 

 

SCHEDULE 13G

Under the Securities Exchange Act of 1934

  (Amendment No. 1)*

 

 

 

Beam Therapeutics, Inc.

(Name of Issuer)

   

Common Stock par value $0.01 per share

 

(Title of Class of Securities)

  

07373V105

 

(CUSIP Number)

  

December 31, 2021

 

(Date of Event Which Requires Filing of This Statement)

 

 

 

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

   Rule 13d-1(b)

☐   Rule 13d-1(c)

☒   Rule 13d-1(d)

* The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act, but shall be subject to all other provisions of the Act (however, see the Notes).

 

 
 

CUSIP No.  07373V105

13G Page 2 of 15 Pages    

1  

NAMES OF REPORTING PERSON(S)

 

ARCH Venture Fund IX, L.P.

 

   
2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

 

 

 

 

(a)

(b)

3  

SEC USE ONLY

 

 

 

   
4  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

Delaware

  

   
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY EACH
REPORTING
PERSON WITH
 

 5

 

SOLE VOTING POWER

 

0

 

  6  

SHARED VOTING POWER

 

5,843,039

 

  7  

SOLE DISPOSITIVE POWER

 

0

 

  8  

SHARED DISPOSITIVE POWER

 

5,843,039

 

9  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

5,843,039

 

   
10  

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

 

 

 

   
11  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

  

8.6%

 

   

 12

 

TYPE OF REPORTING PERSON

   

PN

 

   

 
 

 

CUSIP No.  07373V105

13G Page 3 of 15 Pages    

 

1  

NAMES OF REPORTING PERSON(S)

 

ARCH Venture Fund IX Overage, L.P.

 

   
2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

 

 

 

 

(a)

(b)

3  

SEC USE ONLY

 

 

 

   
4  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

Delaware

  

   
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY EACH
REPORTING
PERSON WITH
 

 5

 

SOLE VOTING POWER

 

0

 

  6  

SHARED VOTING POWER

 

5,843,039

 

  7  

SOLE DISPOSITIVE POWER

 

0

 

  8  

SHARED DISPOSITIVE POWER

 

5,843,039

 

9  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

5,843,039

 

   
10  

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

 

 

 

   
11  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

  

8.6%

 

   

 12

 

TYPE OF REPORTING PERSON

   

PN

 

   

 
 

CUSIP No.  07373V105

13G Page 4 of 15 Pages    

 

1  

NAMES OF REPORTING PERSON(S)

 

ARCH Venture Partners IX, L.P.

 

   
2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

 

 

 

 

(a)

(b)

3  

SEC USE ONLY

 

 

 

   
4  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

Delaware

  

   
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY EACH
REPORTING
PERSON WITH
 

 5

 

SOLE VOTING POWER

 

0

 

  6  

SHARED VOTING POWER

 

5,843,039

 

  7  

SOLE DISPOSITIVE POWER

 

0

 

  8  

SHARED DISPOSITIVE POWER

 

5,843,039

 

9  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

5,843,039

 

   
10  

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

 

 

 

   
11  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

  

8.6%

 

   

 12

 

TYPE OF REPORTING PERSON

   

PN

 

   

 
 

CUSIP No.  07373V105

13G Page 5 of 15 Pages    

 

1  

NAMES OF REPORTING PERSON(S)

 

ARCH Venture Partners IX Overage, L.P.

 

   
2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

 

 

 

 

(a)

(b)

3  

SEC USE ONLY

 

 

 

   
4  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

Delaware

  

   
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY EACH
REPORTING
PERSON WITH
 

 5

 

SOLE VOTING POWER

 

0

 

  6  

SHARED VOTING POWER

 

5,843,039

 

  7  

SOLE DISPOSITIVE POWER

 

0

 

  8  

SHARED DISPOSITIVE POWER

 

5,843,039

 

9  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

5,843,039

 

   
10  

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

 

 

 

   
11  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

  

8.6%

 

   

 12

 

TYPE OF REPORTING PERSON

   

PN

 

   

 
 

CUSIP No.  07373V105

13G Page 6 of 15 Pages    

 

1  

NAMES OF REPORTING PERSON(S)

 

ARCH Venture Partners IX, LLC

 

   
2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

 

 

 

 

(a)

(b)

3  

SEC USE ONLY

 

 

 

   
4  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

Delaware

  

   
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY EACH
REPORTING
PERSON WITH
 

 5

 

SOLE VOTING POWER

 

0

 

  6  

SHARED VOTING POWER

 

5,843,039

 

  7  

SOLE DISPOSITIVE POWER

 

0

 

  8  

SHARED DISPOSITIVE POWER

 

5,843,039

 

9  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

5,843,039

 

   
10  

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

 

 

 

   
11  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

  

8.6%

 

   
 12  

TYPE OF REPORTING PERSON

 

OO

 

   

 

 

 

CUSIP No.  07373V105

13G Page 7 of 15 Pages    

 

1  

NAMES OF REPORTING PERSON(S)

 

Keith Crandell

 

   
2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

 

 

 

 

(a)

(b)

3  

SEC USE ONLY

 

 

 

   
4  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

United States of America

  

   
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY EACH
REPORTING
PERSON WITH
 

 5

 

SOLE VOTING POWER

 

15,328

 

  6  

SHARED VOTING POWER

 

5,843,039

 

  7  

SOLE DISPOSITIVE POWER

 

15,328

 

  8  

SHARED DISPOSITIVE POWER

 

5,843,039

 

9  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

5,858,367

 

   
10  

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

 

 

 

   
11  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

  

8.6%

 

   

 12

 

TYPE OF REPORTING PERSON

   

IN

 

   

 
 

CUSIP No.  07373V105

13G Page 8 of 15 Pages    

 

1  

NAMES OF REPORTING PERSON(S)

 

Clinton Bybee

 

   
2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

 

 

 

 

(a)

(b)

3  

SEC USE ONLY

 

 

 

   
4  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

United States of America

  

   
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY EACH
REPORTING
PERSON WITH
 

 5

 

SOLE VOTING POWER

 

4,867

 

  6  

SHARED VOTING POWER

 

5,843,039

 

  7  

SOLE DISPOSITIVE POWER

 

4,867

 

  8  

SHARED DISPOSITIVE POWER

 

5,843,039

 

9  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

5,847,906

 

   
10  

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

 

 

 

   
11  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

  

8.6%

 

   

 12

 

TYPE OF REPORTING PERSON

   

IN

 

   

 
 

CUSIP No.  07373V105

13G Page 9 of 15 Pages    

 

1  

NAMES OF REPORTING PERSON(S)

 

Robert Nelsen

 

   
2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

 

 

 

 

(a)

(b)

3  

SEC USE ONLY

 

 

 

   
4  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

United States of America

  

   
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY EACH
REPORTING
PERSON WITH
 

 5

 

SOLE VOTING POWER

 

28,111

 

  6  

SHARED VOTING POWER

 

5,843,039

 

  7  

SOLE DISPOSITIVE POWER

 

28,111

 

  8  

SHARED DISPOSITIVE POWER

 

5,843,039

 

9  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

5,871,150

 

   
10  

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

 

 

 

   
11  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

  

8.6%

 

   

 12

 

TYPE OF REPORTING PERSON

   

IN

 

   

 
 

CUSIP No.  07373V105

13G Page 10 of 15 Pages    

 

 

Item 1(a). Name of Issuer:

 

Beam Therapeutics, Inc. (the “Issuer”).

 

 

Item 1(b). Address of Issuer's Principal Executive Offices:

 

238 Main Street, Cambridge, MA 02142

 

 

Item 2(a). Name of Person Filing:

 

ARCH Venture Fund IX, L.P. (“AVF IX”); ARCH Venture Partners IX, L.P. (“AVP IX LP”); ARCH Venture Partners IX, LLC (“AVP IX LLC”); ARCH Venture Fund IX Overage, L.P. (“AVF IX Overage”); ARCH Venture Partners IX Overage, L.P. (“AVP IX Overage GP”) (collectively, the “Reporting Entities” and individually, each a “Reporting Entity”); and Keith Crandell (“Crandell”), Robert Nelsen (“Nelsen”) and Clinton Bybee (“Bybee”) (collectively, the “Managing Directors” and individually, each a “Managing Director”). The Reporting Entities and the Managing Directors collectively are referred to as the “Reporting Persons”. 

 

 

Item 2(b). Address of Principal Business Office or, if none, Residence:

 

8755 W. Higgins Avenue, Suite 1025, Chicago, IL 60631

 

 

Item 2(c). Citizenship:

 

Each of AVF IX, AVF IX LP, AVF IX Overage and AVP IX Overage GP, are limited partnerships organized under the laws of the State of Delaware. AVP IX LLC is a limited liability company organized under the laws of the State of Delaware. Each Managing Director is a US citizen.

 

 

Item 2(d). Title of Class of Securities:

 

Common stock, par value $0.01 per share.

 

 

Item 2(e). CUSIP Number:

 

07373V105

 

  

Item 3. If this statement is filed pursuant to Rule 13d-1(b), or 13d-2(b) or (c), Check Whether the Person Filing is a:

 

Not applicable.

 

 
 

CUSIP No.  07373V105

13G Page 11 of 15 Pages    

 

Item 4. Ownership:

 

(a)

Amount beneficially owned:

 

AVF IX is the record owner of 2,921,520 shares of Common Stock (the “AVF IX Shares”) as of December 31, 2021. AVP IX LP, as the sole general partner of ARCH Venture Fund IX, may be deemed to beneficially own the AVF IX Shares. AVF IX Overage is the record owner of 2,921,519 shares of Common Stock (the “AVF IX Overage Shares”; combined with AVF IX Shares, the “Record Shares”) as of December 31, 2021. AVP IX Overage GP, as the sole general partner of ARCH IX, Overage, may be deemed to beneficially own the AVF IX Overage Shares. AVP IX LLC, as the sole general partner of AVP IX LP and AVP IX Overage GP, may be deemed to beneficially own the Record Shares. As managing directors of AVP IX LLC, each Managing Director may also be deemed to share the power to direct the disposition and vote of the Record Shares. In addition, as of December 31, 2021, Crandell is a holder of 15,328 Shares of Common Stock, Bybee is the holder of 4,867 shares of Common Stock, and Nelsen is a holder of 28,111 shares of Common Stock.

 

(b)

Percent of class:

 

See line 11 of the cover sheets. The percentages set forth on the cover sheet for each Reporting Person is based upon 68,135,798 shares of common stock outstanding as of November 1, 2021 as reported on the Issuer’s Form 10-Q as filed with the Securities and Exchange Commission on November 8, 2021.

   
(c) Number of shares as to which such person has:

  (i)

Sole power to vote or to direct the vote:

 

See line 5 of the cover sheets.

     
  (ii)

Shared power to vote or to direct the vote:

 

See line 6 of the cover sheets.

     
  (iii)

Sole power to dispose or to direct the disposition:

 

See line 7 of the cover sheets.

     
  (iv)

Shared power to dispose or to direct the disposition:

 

See line 8 of the cover sheets.

     

Each Reporting Person disclaims beneficial ownership of such shares of Common Stock except for the shares, if any, such Reporting Person holds of record.

 

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

Not applicable.

 

 

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. Certifications.

 

Not applicable.

  

 
 

CUSIP No.  07373V105

13G Page 12 of 15 Pages    

 

 

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

 

Dated:    February 14, 2022

ARCH VENTURE FUND IX, L.P.

 

By:       ARCH Venture Partners IX, L.P.

its General Partner

 

By:       ARCH Venture Partners IX, LLC

its General Partner

 

By:                          *                         

Keith Crandell

Managing Director

 

 

ARCH VENTURE PARTNERS IX, L.P.

 

By:       ARCH Venture Partners IX, LLC

its General Partner

 

By:                                *                               

Keith Crandell

Managing Director

 

 

ARCH VENTURE PARTNERS IX, LLC

 

By:                                     *                                       

Keith Crandell

Managing Director

 

 

ARCH VENTURE FUND IX OVERAGE, L.P.

 

By:       ARCH Venture Partners IX Overage, L.P.

 its General Partner

 

By:       ARCH Venture Partners IX, LLC

its General Partner

 

By:                          *                        

Keith Crandell

Managing Director

 

 

 

 

 

 

 

 
 

CUSIP No.  07373V105

13G Page 13 of 15 Pages    

 

 

 

 

 

 

ARCH VENTURE PARTNERS IX OVERAGE, L.P.

 

By:      ARCH Venture Partners IX, LLC

its General Partner

 

By:                                *                               

Keith Crandell

Managing Director

 

 

 

 

 

                                            *                                        

Keith Crandell

 

 

                                            *                                        

Robert Nelsen

 

 

                                            *                                                     

Clinton Bybee

 

 

 

 

 

 

* By:   /s/ Mark McDonnell                  

Mark McDonnell as

Attorney-in-Fact

 

 

*       This Schedule 13G was executed by Mark McDonnell pursuant to a Power of Attorney filed as Exhibit 24 to the Form 3 relating to the beneficial ownership of shares of Gossamer Bio, Inc. by the Reporting Persons filed with the Securities Exchange Commission on February 7, 2019 and incorporated herein in its entirety by reference.

 

 

 

 

 

 

 
 

CUSIP No.  07373V105

13G Page 14 of 15 Pages    

 

 

Exhibit 1

 

AGREEMENT

 

Pursuant to Rule 13d-1-(k)(1) under the Securities Exchange Act of 1934, the undersigned hereby agree that only one statement containing the information required by Schedule 13G need be filed with respect to the ownership by each of the undersigned of shares of stock of Beam Therapeutics, Inc.

 

This Agreement may be executed in any number of counterparts, each of which shall be deemed an original.

 

 

Dated:    February 14, 2022

ARCH VENTURE FUND IX, L.P.

 

By:       ARCH Venture Partners IX, L.P.

its General Partner

 

By:       ARCH Venture Partners IX, LLC

its General Partner

 

By:                       *                            

Keith Crandell

Managing Director

 

 

ARCH VENTURE PARTNERS IX, L.P.

 

By:       ARCH Venture Partners IX, LLC

its General Partner

 

By:                                *                               

Keith Crandell

Managing Director

 

 

ARCH VENTURE PARTNERS IX, LLC

 

By:                                      *                                       

Keith Crandell

Managing Director

 

 

ARCH VENTURE FUND IX OVERAGE, L.P.

 

By:        ARCH Venture Partners IX Overage, L.P.

 its General Partner

 

By:       ARCH Venture Partners IX, LLC

its General Partner

 

By:                           *                       

Keith Crandell

Managing Director

 

 

 

 

 

 

 

 
 

CUSIP No.  07373V105

13G Page 15 of 15 Pages    

 

 

 

 

ARCH VENTURE PARTNERS IX OVERAGE, L.P.

 

By:       ARCH Venture Partners IX, LLC

its General Partner

 

By:                              *                                  

Keith Crandell

Managing Director

 

 

 

 

 

 

                                            *                                                     

Keith Crandell

 

 

                                            *                                                     

Robert Nelsen

 

 

                                            *                                                     

Clinton Bybee

 

 

 

 

 

 

 

* By:   /s/ Mark McDonnell                  

Mark McDonnell as

Attorney-in-Fact

 

 

*             This Agreement of Joint Filing was executed by Mark McDonnell pursuant to a Power of Attorney filed as Exhibit 24 to the Form 3 relating to the beneficial ownership of shares of Gossamer Bio, Inc. by the Reporting Persons filed with the Securities Exchange Commission on February 7, 2019 and incorporated herein in its entirety by reference.