Skip to content

13F-HR filed by Flagship Pioneering, LLC

Flagship Pioneering, LLC filed this 13F-HR for the quarter ended 2021-12-31, filed 2022-02-14, with 13 holding rows worth $6,467,997,000.

Accession
0000950123-22-002901
Filed
2022-02-14
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q4 2021

A holdings report, 38 entries on the cover page, a total value of $6,467,997,000 stated on the cover page (in dollars after the unit check, H1), rows summing to $6,467,997,000 with VALUE read as thousands by filing date, 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
  • included managerFlagship Opportunities Fund I General Partner LLC 028-20999
  • included managerFlagship Pioneering Special Opportunities Fund II General Partner LLC 028-20997
  • included managerNutritional Health Fund LTP General Partner LLC 028-21001
  • included managerFlagship Pioneering Fund VI General Partner LLC 028-20998

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 INC60770K107COM17,581,016$4,465,227,000thousands by filing date
SANA BIOTECHNOLOGY INC799566104COM34,239,018$530,020,000thousands by filing date
RUBIUS THERAPEUTICS INC78116T103COM38,506,526$372,743,000thousands by filing date
OMEGA THERAPEUTICS INC68217N105COMMON STOCK25,902,269$293,473,000thousands by filing date
FOGHORN THERAPEUTICS INC344174107COMMON STOCK12,674,120$289,857,000thousands by filing date
EVELO BIOSCIENCES INC299734103COM23,030,069$139,793,000thousands by filing date
SERES THERAPEUTICS INC81750R102COM14,378,802$119,774,000thousands by filing date
DENALI THERAPEUTICS INC COM24823R105Stock2,619,968$116,851,000thousands by filing date
KALEIDO BIOSCIENCES INC483347100COM19,575,710$46,787,000thousands by filing date
CODIAK BIOSCIENCES INC192010106COM2,607,303$29,044,000thousands by filing date
SIGILON THERAPEUTICS INC82657L107COM10,370,369$28,622,000thousands by filing date
AXCELLA HEALTH INC05454B105COM12,548,414$26,227,000thousands by filing date
SYROS PHARMACEUTICALS INC87184Q107COM2,938,494$9,579,000thousands by filing date

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0000950123-22-002901this filing2022-02-14acceptance time not in the bulk data set