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SC 13G

 

 

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

 

 

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No.     )*

 

 

Talaris Therapeutics, Inc.

(Name of Issuer)

Common stock, par value $0.0001 per share

(Title of Class of Securities)

87410C104

(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 on 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. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

  Clarus Lifesciences III, L.P.

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK 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

 

  4,875,730

     8  

  SHARED VOTING POWER

 

  0

     9  

  SOLE DISPOSITIVE POWER

 

  4,875,730

   10  

  SHARED DISPOSITIVE POWER

 

  0

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

  4,875,730

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  11.8%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  PN

 

2

CUSIP No. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

  Clarus Defined Exit I, L.P.

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK 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

 

  823,997

     8  

  SHARED VOTING POWER

 

  0

     9  

  SOLE DISPOSITIVE POWER

 

  823,997

   10  

  SHARED DISPOSITIVE POWER

 

  0

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

  823,997

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  2.0%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  PN

 

3

CUSIP No. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

  Clarus DE II, L.P.

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK 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

 

  329,598

     9  

  SOLE DISPOSITIVE POWER

 

  0

   10  

  SHARED DISPOSITIVE POWER

 

  329,598

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

  329,598

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  0.8%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  PN

 

4

CUSIP No. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

  Clarus IV-A, L.P.

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK 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

 

  665,676

     9  

  SOLE DISPOSITIVE POWER

 

  0

   10  

  SHARED DISPOSITIVE POWER

 

  665,676

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

  665,676

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  1.6%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  PN

 

5

CUSIP No. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

  Clarus IV-B, L.P.

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK 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

 

  433,917

     9  

  SOLE DISPOSITIVE POWER

 

  0

   10  

  SHARED DISPOSITIVE POWER

 

  433,917

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

  433,917

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  1.0%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  PN

 

6

CUSIP No. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

  Clarus IV-C, L.P.

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK 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

 

  800,353

     9  

  SOLE DISPOSITIVE POWER

 

  0

   10  

  SHARED DISPOSITIVE POWER

 

  800,353

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

  800,353

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  1.9%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  PN

 

7

CUSIP No. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

  Clarus IV-D, L.P.

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK 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

 

  160,044

     9  

  SOLE DISPOSITIVE POWER

 

  0

   10  

  SHARED DISPOSITIVE POWER

 

  160,044

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

  160,044

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  0.4%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  PN

 

8

CUSIP No. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

  Clarus Ventures III GP, L.P.

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK 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

 

  4,875,730

     9  

  SOLE DISPOSITIVE POWER

 

  0

   10  

  SHARED DISPOSITIVE POWER

 

  4,875,730

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

  4,875,730

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  11.8%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  PN

 

9

CUSIP No. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

  Blackstone Clarus III L.L.C.

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK 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

 

  4,875,730

     9  

  SOLE DISPOSITIVE POWER

 

  0

   10  

  SHARED DISPOSITIVE POWER

 

  4,875,730

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

  4,875,730

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  11.8%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  OO

 

10

CUSIP No. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

  Clarus Ventures DE GP, L.P.

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK 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

 

  1,153,595

     8  

  SHARED VOTING POWER

 

  0

     9  

  SOLE DISPOSITIVE POWER

 

  1,153,595

   10  

  SHARED DISPOSITIVE POWER

 

  0

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

  1,153,595

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  2.8%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  PN

 

11

CUSIP No. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

  Blackstone Clarus DE L.L.C.

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK 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

 

  1,153,595

     8  

  SHARED VOTING POWER

 

  0

     9  

  SOLE DISPOSITIVE POWER

 

  1,153,595

   10  

  SHARED DISPOSITIVE POWER

 

  0

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

  1,153,595

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  2.8%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  OO

 

12

CUSIP No. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

  Clarus IV GP, L.P.

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK 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

 

   2,059,990

     8  

  SHARED VOTING POWER

 

  0

     9  

  SOLE DISPOSITIVE POWER

 

   2,059,990

   10  

  SHARED DISPOSITIVE POWER

 

  0

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

   2,059,990

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  5.0%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  PN

 

13

CUSIP No. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

  Blackstone Clarus GP L.P.

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK 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

 

  2,059,990

     8  

  SHARED VOTING POWER

 

  0

     9  

  SOLE DISPOSITIVE POWER

 

  2,059,990

   10  

  SHARED DISPOSITIVE POWER

 

  0

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

  2,059,990

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  5.0%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  PN

 

14

CUSIP No. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

   Blackstone Clarus GP L.L.C.

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK 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

 

  2,059,990

     8  

  SHARED VOTING POWER

 

  0

     9  

  SOLE DISPOSITIVE POWER

 

  2,059,990

   10  

  SHARED DISPOSITIVE POWER

 

  0

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

  2,059,990

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  5.0%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  PN

 

15

CUSIP No. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

  Blackstone Holdings I L.P.

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK 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

 

  2,059,990

     8  

  SHARED VOTING POWER

 

  0

     9  

  SOLE DISPOSITIVE POWER

 

  2,059,990

   10  

  SHARED DISPOSITIVE POWER

 

  0

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

  2,059,990

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  5.0%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  PN

 

16

CUSIP No. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

  Blackstone Holdings II L.P.

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK 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

 

  6,029,325

     8  

  SHARED VOTING POWER

 

  0

     9  

  SOLE DISPOSITIVE POWER

 

  6,029,325

   10  

  SHARED DISPOSITIVE POWER

 

  0

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

  6,029,325

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  14.6%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  PN

 

17

CUSIP No. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

  Blackstone Holdings I/II GP L.L.C.

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK 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

 

  8,089,315

     8  

  SHARED VOTING POWER

 

  0

     9  

  SOLE DISPOSITIVE POWER

 

  8,089,315

   10  

  SHARED DISPOSITIVE POWER

 

  0

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

  8,089,315

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  19.6%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  OO

 

18

CUSIP No. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

  Blackstone Inc.

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK 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

 

  8,089,315

     8  

  SHARED VOTING POWER

 

  0

     9  

  SOLE DISPOSITIVE POWER

 

  8,089,315

   10  

  SHARED DISPOSITIVE POWER

 

  0

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

  8,089,315

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  19.6%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  CO

 

19

CUSIP No. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

  Blackstone Group Management L.L.C.

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK 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

 

  8,089,315

     8  

  SHARED VOTING POWER

 

  0

     9  

  SOLE DISPOSITIVE POWER

 

  8,089,315

   10  

  SHARED DISPOSITIVE POWER

 

  0

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

  8,089,315

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  19.6%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  OO

 

20

CUSIP No. 87410C104

 

  1    

  NAMES OF REPORTING PERSONS

 

  Stephen A. Schwarzman

  2  

  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)  ☐        (b)  ☒

 

  3  

  SEC USE ONLY

 

  4  

  SOURCE OF FUNDS (SEE INSTRUCTIONS)

 

  OO

  5  

  CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)

 

  ☐

  6  

  CITIZENSHIP OR PLACE OF ORGANIZATION

 

  United States

NUMBER OF

SHARES

 BENEFICIALLY 

OWNED BY

EACH

REPORTING

PERSON

WITH

 

      7    

  SOLE VOTING POWER

 

  8,089,315

     8  

  SHARED VOTING POWER

 

  0

     9  

  SOLE DISPOSITIVE POWER

 

  8,089,315

   10  

  SHARED DISPOSITIVE POWER

 

  0

11    

  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

  8,089,315

12  

  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 

  ☐

13  

  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

  19.6%

14  

  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 

  IN

 

21

Item 1(a).

Name of Issuer

Talaris Therapeutics, Inc. (the “Issuer”)

 

Item 1(b).

Address of Issuer’s Principal Executive Office

570 S. Preston Street, Louisville, KY 40202

 

Item 2(a).

Name of Person Filing

 

Item 2(b).

Address of Principal Business Office

 

Item 2(c).

Citizenship

Each of the following is hereinafter individually referred to as a “Reporting Person” and collectively as the “Reporting Persons.” This statement is filed on behalf of:

 

  (i)

Clarus Lifesciences III, L.P.

c/o Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: State of Delaware

 

  (ii)

Clarus Defined Exit I, L.P.

c/o Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: State of Delaware

 

  (iii)

Clarus DE II, L.P.

c/o Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: State of Delaware

 

  (iv)

Clarus IV-A, L.P.

c/o Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: State of Delaware

 

  (v)

Clarus IV-B, L.P.

c/o Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: State of Delaware

 

  (vi)

Clarus IV-C, L.P.

c/o Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: State of Delaware

 

22

  (vii)

Clarus IV-D, L.P.

c/o Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: State of Delaware

 

  (viii)

Clarus Ventures III GP, L.P.

c/o Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: State of Delaware

 

  (ix)

Blackstone Clarus III L.L.C.

c/o Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: State of Delaware

 

  (x)

Clarus Ventures DE GP, L.P.

c/o Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: State of Delaware

 

  (xi)

Blackstone Clarus DE L.L.C.

c/o Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: State of Delaware

 

  (xii)

Clarus IV GP, L.P.

c/o Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: State of Delaware

 

  (xiii)

Blackstone Clarus GP L.P.

c/o Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: State of Delaware

 

  (xiv)

Blackstone Clarus GP L.L.C.

c/o Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: State of Delaware

 

  (xv)

Blackstone Holdings I L.P.

c/o Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: State of Delaware

 

23

  (xvi)

Blackstone Holdings II L.P.

c/o Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: State of Delaware

 

  (xvii)

Blackstone Holdings I/II GP L.L.C.

c/o Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: State of Delaware

 

  (xviii)

Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: State of Delaware

 

  (xix)

Blackstone Group Management L.L.C.

c/o Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: State of Delaware

 

  (xx)

Stephen A. Schwarzman

c/o Blackstone Inc.

345 Park Avenue

New York, NY 10154

Citizenship: United States

Clarus Lifesciences III, L.P. directly holds 4,875,730 shares of Common Stock, Clarus Defined Exit I, L.P. directly holds 823,997 shares of Common Stock, Clarus DE II, L.P. directly holds 329,598 shares of Common Stock, Clarus IV-A, L.P. directly holds 665,676 shares of Common Stock, Clarus IV-B, L.P. directly holds 433,917 shares of Common Stock, Clarus IV-C, L.P. directly holds 800,353 shares of Common Stock and Clarus IV-D, L.P. directly holds 160,044 shares of Common Stock (together, the “Blackstone Funds”).

Clarus Ventures III GP, L.P. is the general partner of Clarus Lifesciences III, L.P. Blackstone Clarus III L.L.C. is the general partner of Clarus Ventures III GP, L.P. The sole member of Blackstone Clarus III L.L.C. is Blackstone Holdings II L.P. Clarus Ventures DE GP, L.P. is the general partner of each of Clarus Defined Exit I, L.P. and Clarus DE II, L.P. Blackstone Clarus DE L.L.C. is the general partner of Clarus Ventures DE GP, L.P. The sole member of Blackstone Clarus DE L.L.C. is Blackstone Holdings II L.P. Clarus IV GP, L.P. is the general partner of each of Clarus IV-A, L.P., Clarus IV-B, L.P., Clarus IV-C, L.P. and Clarus IV-D, L.P. Blackstone Clarus GP L.P. is the general partner of Clarus IV GP, L.P. Blackstone Clarus GP L.L.C. is the general partner of Blackstone Clarus GP L.P. The sole member of Blackstone Clarus GP L.L.C. is Blackstone Holdings I L.P.

The general partner of each of Blackstone Holdings I L.P. and Blackstone Holdings II L.P. is Blackstone Holdings I/II GP L.L.C. The sole member of Blackstone Holdings I/II GP L.L.C. is Blackstone Inc. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone’s senior managing directors and controlled by its founder, Stephen A. Schwarzman.

Each such Reporting Person may be deemed to beneficially own the Common Stock beneficially owned by the Blackstone Funds directly or indirectly controlled by it or him, but neither the filing of this Schedule 13G nor any of its contents shall be deemed to constitute an admission that any Reporting Person (other than the Blackstone Funds to the extent they directly hold Common Stock) is the beneficial owner of the Common Stock referred to herein for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended (the “Act”), or for any other purpose and each of the Reporting Persons expressly disclaims beneficial ownership of such shares. The filing of this statement should not be construed to be an admission that any member of the Reporting Persons are members of a “group” for the purposes of Sections 13(d) and 13(g) of the Act.

 

24

Item 2(d).

Title of Class of Securities

Common stock, par value $0.0001 per share (the “Common Stock”)

 

Item 2(e).

CUSIP Number

87410C104

 

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.

 

Item 4.

Ownership

 

  (a)

Amount beneficially owned:

Calculations of the percentage of shares of Common Stock beneficially owned assume 41,354,643 shares of Common Stock outstanding as of November 1, 2021, as set forth in the quarterly report on Form 10-Q filed by the Issuer with the Securities and Exchange Commission on November 12, 2021.

Each of the Reporting Persons may be deemed to be the beneficial owner of the Common Stock listed on such Reporting Person’s cover page. Clarus Lifesciences III, L.P. directly holds 4,875,730 shares of Common Stock, Clarus Defined Exit I, L.P. directly holds 823,997 shares of Common Stock, Clarus DE II, L.P. directly holds 329,598 shares of Common Stock, Clarus IV-A, L.P. directly holds 665,676 shares of Common Stock, Clarus IV-B, L.P. directly holds 433,917 shares of Common Stock, Clarus IV-C, L.P. directly holds 800,353 shares of Common Stock and Clarus IV-D, L.P. directly holds 160,044 shares of Common Stock.

 

  (b)

Percent of class:

As of the date hereof, each of the Reporting Persons may be deemed to be the beneficial owner of the percentage of Common Stock listed on such Reporting Person’s cover page.

 

  (c)

Number of Shares as to which the Reporting Person has:

 

  (i)

Sole power to vote or to direct the vote:

See each cover page hereof.

  (ii)

Shared power to vote or to direct the vote:

See each cover page hereof.

  (iii)

Sole power to dispose or to direct the disposition of:

See each cover page hereof.

  (iv)

Shared power to dispose or to direct the disposition of:

See each cover page hereof.

 

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:  ☐

 

25

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

Not applicable.

 

26

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 11, 2022

 

CLARUS LIFESCIENCES III, L.P.
By Clarus Ventures III GP, L.P., its general partner
By Blackstone Clarus III L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
CLARUS DEFINED EXIT I, L.P.
By Clarus Ventures DE GP, L.P., its general partner
By: Blackstone Clarus DE L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
CLARUS DE II, L.P.
By Clarus Ventures DE GP, L.P., its general partner
By: Blackstone Clarus DE L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
CLARUS IV-A, L.P.
By: Clarus IV GP, L.P., its general partner
By: Blackstone Clarus GP L.P., its general partner
By: Blackstone Clarus GP L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary

CLARUS IV-B, L.P.
By: Clarus IV GP, L.P., its general partner
By: Blackstone Clarus GP L.P., its general partner
By: Blackstone Clarus GP L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
CLARUS IV-C, L.P.
By: Clarus IV GP, L.P., its general partner
By: Blackstone Clarus GP L.P., its general partner
By: Blackstone Clarus GP L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
CLARUS IV-D, L.P.
By: Clarus IV GP, L.P., its general partner
By: Blackstone Clarus GP L.P., its general partner
By: Blackstone Clarus GP L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
CLARUS VENTURES III GP, L.P.
By Blackstone Clarus III L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary

BLACKSTONE CLARUS III L.L.C.
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
CLARUS VENTURES DE GP, L.P.
By: Blackstone Clarus DE L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
BLACKSTONE CLARUS DE L.L.C.
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
CLARUS IV GP, L.P.
By: Blackstone Clarus GP L.P., its general partner
By: Blackstone Clarus GP L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
BLACKSTONE CLARUS GP L.P.
By: Blackstone Clarus GP L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary

BLACKSTONE CLARUS GP L.L.C.
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
BLACKSTONE HOLDINGS I L.P.
By Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ Tabea Hsi

Name: Tabea Hsi
Title: Senior Managing Director
BLACKSTONE HOLDINGS II L.P.
By Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ Tabea Hsi

Name: Tabea Hsi
Title: Senior Managing Director
BLACKSTONE HOLDINGS I/II GP L.L.C
By:  

/s/ Tabea Hsi

Name: Tabea Hsi
Title: Senior Managing Director
BLACKSTONE INC.
By:  

/s/ Tabea Hsi

Name: Tabea Hsi
Title: Senior Managing Director
BLACKSTONE GROUP MANAGEMENT L.L.C.
By:  

/s/ Tabea Hsi

Name: Tabea Hsi
Title: Senior Managing Director

/s/ Stephen A. Schwarzman

Stephen A. Schwarzman

EXHIBIT LIST

 

Exhibit 1   

Joint Filing Agreement, dated February 11, 2022, among the Reporting Persons (filed herewith).

EX-99.1

Exhibit 1

JOINT FILING AGREEMENT

Pursuant to and in accordance with the Securities Exchange Act of 1934, as amended, and the rules and regulations thereunder (the “Exchange Act”) the undersigned hereby agree to the joint filing on behalf of each of them of any filing required by such party under Section 13 of the Exchange Act or any rule or regulation thereunder (including any amendment, restatement, supplement, and/or exhibit thereto) with respect to securities of Talaris Therapeutics, Inc., a Delaware corporation, and further agree to the filing, furnishing, and/or incorporation by reference of this Agreement as an exhibit thereto. Each of them is responsible for the timely filing of such filings and any amendments thereto, and for the completeness and accuracy of the information concerning such person contained therein; but none of them is responsible for the completeness or accuracy of the information concerning the other persons making the filing, unless such person knows or has reason to believe that such information is inaccurate. This Agreement shall remain in full force and effect until revoked by any party hereto in a signed writing provided to each other party hereto, and then only with respect to such revoking party. This Agreement may be executed in any number of counterparts all of which taken together shall constitute one and the same instrument.

Dated: February 11, 2022

 

CLARUS LIFESCIENCES III, L.P.
By Clarus Ventures III GP, L.P., its general partner
By Blackstone Clarus III L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
CLARUS DEFINED EXIT I, L.P.
By Clarus Ventures DE GP, L.P., its general partner
By: Blackstone Clarus DE L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
CLARUS DE II, L.P.
By Clarus Ventures DE GP, L.P., its general partner
By: Blackstone Clarus DE L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary

CLARUS IV-A, L.P.
By: Clarus IV GP, L.P., its general partner
By: Blackstone Clarus GP L.P., its general partner
By: Blackstone Clarus GP L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
CLARUS IV-B, L.P.
By: Clarus IV GP, L.P., its general partner
By: Blackstone Clarus GP L.P., its general partner
By: Blackstone Clarus GP L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
CLARUS IV-C, L.P.
By: Clarus IV GP, L.P., its general partner
By: Blackstone Clarus GP L.P., its general partner
By: Blackstone Clarus GP L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
CLARUS IV-D, L.P.
By: Clarus IV GP, L.P., its general partner
By: Blackstone Clarus GP L.P., its general partner
By: Blackstone Clarus GP L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary

CLARUS VENTURES III GP, L.P.
By Blackstone Clarus III L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
BLACKSTONE CLARUS III L.L.C.
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
CLARUS VENTURES DE GP, L.P.
By: Blackstone Clarus DE L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
BLACKSTONE CLARUS DE L.L.C.
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
CLARUS IV GP, L.P.
By: Blackstone Clarus GP L.P., its general partner
By: Blackstone Clarus GP L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary

BLACKSTONE CLARUS GP L.P.
By: Blackstone Clarus GP L.L.C., its general partner
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
BLACKSTONE CLARUS GP L.L.C.
By:  

/s/ Omar Rehman

Name: Omar Rehman
Title: Chief Compliance Officer and Secretary
BLACKSTONE HOLDINGS I L.P.
By Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ Tabea Hsi

Name: Tabea Hsi
Title: Senior Managing Director
BLACKSTONE HOLDINGS II L.P.
By Blackstone Holdings I/II GP L.L.C., its general partner
By:  

/s/ Tabea Hsi

Name: Tabea Hsi
Title: Senior Managing Director
BLACKSTONE HOLDINGS I/II GP L.L.C
By:  

/s/ Tabea Hsi

Name: Tabea Hsi
Title: Senior Managing Director
BLACKSTONE INC.
By:  

/s/ Tabea Hsi

Name: Tabea Hsi
Title: Senior Managing Director

BLACKSTONE GROUP MANAGEMENT L.L.C.
By:  

/s/ Tabea Hsi

Name: Tabea Hsi
Title: Senior Managing Director

/s/ Stephen A. Schwarzman

Stephen A. Schwarzman