The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE

OMB APPROVAL
OMB Number: 3235-0006
Estimated average burden
hours per response: 23.8

COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP FIGI (to the nearest dollar) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
Axcella Health Inc COM 05454B105   5,805,480 18,142,125 SH   DFND 2,3 0 18,142,125 0
Axcella Health Inc COM 05454B105   3,555,015 11,109,420 SH   DFND 3 0 11,109,420 0
Codiak Biosciences Inc COM 192010106   1,191,328 3,054,687 SH   DFND 1,3 0 3,054,687 0
Codiak Biosciences Inc COM 192010106   189,520 485,949 SH   DFND 3 0 485,949 0
Denali Therapeutics Inc COM 24823R105   72,861,310 2,619,968 SH   DFND 1,3 0 2,619,968 0
Evelo Biosciences Inc COM 299734103   16,361,890 10,162,664 SH   DFND 2,3 0 10,162,664 0
Evelo Biosciences Inc COM 299734103   16,430,504 10,205,282 SH   DFND 1,3 0 10,205,282 0
Evelo Biosciences Inc COM 299734103   48,395,606 30,059,382 SH   DFND 3 0 30,059,382 0
Foghorn Therapeutics Inc COM 344174107   59,531,002 9,330,878 SH   DFND 1,3 0 9,330,878 0
Foghorn Therapeutics Inc COM 344174107   21,329,884 3,343,242 SH   DFND 3 0 3,343,242 0
Moderna Inc COM 60770K107   2,314,011,949 12,882,819 SH   DFND 2,3 0 12,882,819 0
Moderna Inc COM 60770K107   704,829 3,924 SH   DFND 3 0 3,924 0
Omega Therapeutics Inc COM 68217N105   79,138,418 6,984,856 SH   DFND 1,3 0 6,984,856 0
Omega Therapeutics Inc COM 68217N105   214,334,288 18,917,413 SH   DFND 3 0 18,917,413 0
Rubius Therapeutics Inc COM 78116T103   4,118,079 24,223,995 SH   DFND 2,3 0 24,223,995 0
Rubius Therapeutics Inc COM 78116T103   1,980,300 11,648,828 SH   DFND 1,3 0 11,648,828 0
Rubius Therapeutics Inc COM 78116T103   447,730 2,633,703 SH   DFND 3 0 2,633,703 0
Sana Biotechnology Inc COM 799566104   51,636,651 13,072,570 SH   DFND 1,3 0 13,072,570 0
Sana Biotechnology Inc COM 799566104   83,607,470 21,166,448 SH   DFND 3 0 21,166,448 0
Seres Therapeutics Inc COM 81750R102   47,336,105 8,452,876 SH   DFND 2,3 0 8,452,876 0
Seres Therapeutics Inc COM 81750R102   82,119,347 14,664,169 SH   DFND 3 0 14,664,169 0
Sigilon Therapeutics Inc COM 82657L107   3,111,111 8,888,888 SH   DFND 1,3 0 8,888,888 0
Sigilon Therapeutics Inc COM 82657L107   518,518 1,481,481 SH   DFND 3 0 1,481,481 0
Syros Pharmaceuticals Inc COM 87184Q206   1,054,914 293,848 SH   DFND 2,3 0 293,848 0
Syros Pharmaceuticals Inc COM 87184Q206   2,513,000 700,000 SH   DFND 3 0 700,000 0