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13F-HR filed by Flagship Pioneering, LLC

Flagship Pioneering, LLC filed this 13F-HR for the quarter ended 2023-03-31, filed 2023-05-15, with 11 holding rows worth $2,573,424,927.

Accession
0000950123-23-005258
Filed
2023-05-15
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q1 2023

A holdings report, 22 entries on the cover page, a total value of $2,573,424,927 stated on the cover page (in dollars after the unit check, H1), rows summing to $2,573,424,927 with VALUE read as dollars as filed, 13F file number 028-17559. The quarter's positions are built on this report. The resolved quarter.

Other managers

  • included managerFlagship Ventures Fund V General Partner LLC 028-18466
  • included managerFlagship Ventures Fund IV General Partner LLC 028-17238
  • included managerNoubar Afeyan 028-19988

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
MODERNA INC60770K107COM12,886,743$1,979,145,990dollars as filed
OMEGA THERAPEUTICS INC68217N105COMMON STOCK29,225,579$176,230,242dollars as filed
SERES THERAPEUTICS INC81750R102COM23,117,045$131,073,645dollars as filed
SANA BIOTECHNOLOGY INC799566104COM34,239,018$111,961,589dollars as filed
FOGHORN THERAPEUTICS INC344174107COMMON STOCK12,674,120$78,579,544dollars as filed
DENALI THERAPEUTICS INC COM24823R105Stock2,619,968$60,364,063dollars as filed
AXCELLA HEALTH INC05454B105COM29,251,545$14,040,740dollars as filed
SIGILON THERAPEUTICS INC82657L107COM10,370,369$9,645,480dollars as filed
EVELO BIOSCIENCES INC299734103COM50,427,328$9,112,219dollars as filed
SYROS PHARMACEUTICALS INC87184Q206COM NEW993,848$2,653,574dollars as filed
CODIAK BIOSCIENCES INC192010106COM3,540,636$617,841dollars as filed

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0000950123-23-005258this filing2023-05-15acceptance time not in the bulk data set