Flagship Pioneering Inc. - Q1 2023 holdings

$2.57 Billion is the total value of Flagship Pioneering Inc.'s 22 reported holdings in Q1 2023. The portfolio turnover from Q4 2022 to Q1 2023 was 100.0% .

 Value Shares↓ Weighting
RUBY ExitRubius Therapeutics Inc$0-38,506,526
-100.0%
-0.21%
Other managers

Other managers that, in addition to the filing manager(s), that filed the EDGAR filing(s):

  • Flagship Ventures Fund V General Partner LLC #1
  • Flagship Ventures Fund IV General Partner LLC #2
  • Noubar Afeyan #3
Original filings

The following EDGAR filing(s) were analyzed to create this report:

  • View 13F-HR filed 2023-05-15
Signatures

The EDGAR filing(s) were signed by:

Top long-term holdings
NameQuarters ownedLatest quarter ownedMax weighting
SERES THERAPEUTICS INC29Q3 202368.0%
DENALI THERAPEUTICS INC24Q3 202350.9%
SYROS PHARMACEUTICALS INC24Q2 202227.3%
MODERNA INC20Q3 202376.9%
EVELO BIOSCIENCES INC20Q1 202341.2%
RUBIUS THERAPEUTICS INC18Q4 202260.7%
Axcella Health Inc17Q2 20233.5%
KALEIDO BIOSCIENCES INC13Q1 20229.5%
Foghorn Therapeutics Inc12Q3 20236.5%
Sana Biotechnology Inc11Q3 202318.4%

View Flagship Pioneering Inc.'s complete holdings history.

Latest filings
TypeFiled
13F-HR2024-02-14
42024-02-14
13F-HR2023-11-14
42023-09-15
42023-08-15
13F-HR2023-08-14
42023-07-13
13F-HR2023-05-15
42023-02-27
13F-HR2023-02-14

View Flagship Pioneering Inc.'s complete filings history.

Compare quarters

Export Flagship Pioneering Inc.'s holdings