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 (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
Axcella Health Inc COM 05454B105 41,008 7,901,362 SH   DFND 2,3 0 7,901,362 0
Axcella Health Inc COM 05454B105 14,978 2,886,023 SH   DFND 3,4 0 2,886,023 0
Axcella Health Inc COM 05454B105 9,140 1,761,029 SH   DFND 3 0 1,761,029 0
Codiak Biosciences Inc COM 192010106 68,520 2,121,354 SH   DFND 1,3 0 2,121,354 0
Codiak Biosciences Inc COM 192010106 15,696 485,949 SH   DFND 3 0 485,949 0
Denali Therapeutics Inc COM 24823R105 228,687 2,730,263 SH   DFND 1,3 0 2,730,263 0
Evelo Biosciences Inc COM 299734103 123,382 10,205,282 SH   DFND 1,3 0 10,205,282 0
Evelo Biosciences Inc COM 299734103 56,059 4,636,785 SH   DFND 2,3 0 4,636,785 0
Evelo Biosciences Inc COM 299734103 49,315 4,079,032 SH   DFND 3,4 0 4,079,032 0
Evelo Biosciences Inc COM 299734103 16,120 1,333,333 SH   DFND 3,6 0 1,333,333 0
Evelo Biosciences Inc COM 299734103 31,986 2,645,637 SH   DFND 3 0 2,645,637 0
Foghorn Therapeutics Inc COM 344174107 189,137 9,330,878 SH   DFND 1,3 0 9,330,878 0
Foghorn Therapeutics Inc COM 344174107 30,232 1,491,441 SH   DFND 3,4 0 1,491,441 0
Foghorn Therapeutics Inc COM 344174107 37,536 1,851,801 SH   DFND 3,5 0 1,851,801 0
Kaleido Biosciences Inc COM 483347100 88,816 9,759,979 SH   DFND 1,3 0 9,759,979 0
Kaleido Biosciences Inc COM 483347100 15,075 1,656,643 SH   DFND 2,3 0 1,656,643 0
Kaleido Biosciences Inc COM 483347100 26,490 2,910,972 SH   DFND 3,4 0 2,910,972 0
Kaleido Biosciences Inc COM 483347100 6,067 666,666 SH   DFND 3,6 0 666,666 0
Kaleido Biosciences Inc COM 483347100 39,735 4,366,450 SH   DFND 3 0 4,366,450 0
Moderna Inc COM 60770K107 3,224,738 30,867,600 SH   DFND 2,3 0 30,867,600 0
Moderna Inc COM 60770K107 410 3,924 SH   DFND 3 0 3,924 0
Rubius Therapeutics Inc COM 78116T103 87,883 11,578,828 SH   DFND 1,3 0 11,578,828 0
Rubius Therapeutics Inc COM 78116T103 183,329 24,153,995 SH   DFND 2,3 0 24,153,995 0
Rubius Therapeutics Inc COM 78116T103 19,459 2,563,703 SH   DFND 3,4 0 2,563,703 0
Seres Therapeutics Inc COM 81750R102 207,095 8,452,876 SH   DFND 2,3 0 8,452,876 0
Seres Therapeutics Inc COM 81750R102 72,593 2,962,963 SH   DFND 3,7 0 2,962,963 0
Seres Therapeutics Inc COM 81750R102 79,824 3,258,134 SH   DFND 3,6 0 3,258,134 0
Sigilon Therapeutics Inc COM 82657L107 426,933 8,888,888 SH   DFND 1,3 0 8,888,888 0
Sigilon Therapeutics Inc COM 82657L107 71,156 1,481,481 SH   DFND 3,5 0 1,481,481 0
Syros Pharmaceuticals Inc COM 87184Q107 31,883 2,938,494 SH   DFND 2,3 0 2,938,494 0