24 is the total number of securities Flagship Pioneering Inc. has owned. The longest Flagship Pioneering Inc. has owned a single stock is 29 quarters.
| Period | Weighting | Quarter | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Ticker | Name | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| MCRB | SERES THERAPEUTICS INC | 29 | 29 | 1.05% | 14.33% | 68.04% | Q3 2016 | Q3 2023 | 29 |
| DNLI | DENALI THERAPEUTICS INC | 24 | 24 | 1.44% | 8.91% | 50.92% | Q4 2017 | Q3 2023 | 24 |
| SYRS | SYROS PHARMACEUTICALS INC | 24 | 24 | 0.08% | 5.81% | 27.27% | Q3 2016 | Q2 2022 | 24 |
| MRNA | MODERNA INC | 20 | 20 | 37.27% | 62.03% | 76.91% | Q4 2018 | Q3 2023 | 20 |
| EVLO | EVELO BIOSCIENCES INC | 20 | 20 | 0.35% | 6.51% | 41.21% | Q2 2018 | Q1 2023 | 20 |
| RUBY | RUBIUS THERAPEUTICS INC | 18 | 18 | 0.21% | 14.09% | 60.75% | Q3 2018 | Q4 2022 | 18 |
| AXLA | Axcella Health Inc | 17 | 17 | 0.28% | 1.29% | 3.52% | Q2 2019 | Q2 2023 | 17 |
| KLDO | KALEIDO BIOSCIENCES INC | 13 | 13 | 0.72% | 4.28% | 9.53% | Q1 2019 | Q1 2022 | 13 |
| FHTX | Foghorn Therapeutics Inc | 12 | 12 | 1.73% | 3.77% | 6.49% | Q4 2020 | Q3 2023 | 12 |
| SANA | Sana Biotechnology Inc | 11 | 11 | 4.32% | 8.30% | 18.35% | Q1 2021 | Q3 2023 | 11 |
| SGTX | Sigilon Therapeutics Inc | 10 | 10 | 0.12% | 1.66% | 9.07% | Q4 2020 | Q1 2023 | 10 |
| CDAK | Codiak Biosciences Inc | 10 | 10 | 0.02% | 0.45% | 1.53% | Q4 2020 | Q1 2023 | 10 |
| Omega Therapeutics Inc | 9 | 9 | 3.71% | 5.68% | 9.37% | Q3 2021 | Q3 2023 | 9 | |
| QTRX | QUANTERIX CORP | 8 | 8 | 0.00% | 4.50% | 11.06% | Q4 2017 | Q3 2019 | 8 |
| EDIT | EDITAS MEDICINE INC | 6 | 6 | 12.73% | 16.25% | 20.03% | Q3 2016 | Q4 2017 | 6 |
| TTOO | T2 BIOSYSTEMS INC | 5 | 5 | 2.21% | 3.06% | 4.30% | Q3 2016 | Q3 2017 | 5 |
| Syros Pharmaceuticals Inc | 5 | 5 | 0.10% | 0.18% | 0.28% | Q3 2022 | Q3 2023 | 5 | |
| AGIO | AGIOS PHARMACEUTICALS INC | 3 | 3 | 13.11% | 14.01% | 14.98% | Q3 2016 | Q1 2017 | 3 |
| SELB | SELECTA BIOSCIENCES INC | 3 | 3 | 3.15% | 4.73% | 6.43% | Q3 2016 | Q1 2017 | 3 |
| TMDX | TransMedics Group Inc | 3 | 3 | 0.00% | 2.15% | 3.29% | Q2 2019 | Q4 2019 | 3 |
| EBIO | ELEVEN BIOTHERAPEUTICS... | 3 | 3 | 0.77% | 1.13% | 1.80% | Q3 2016 | Q1 2017 | 3 |
| Evelo Biosciences Inc | 2 | 2 | 0.37% | 1.31% | 2.26% | Q2 2023 | Q3 2023 | 2 | |
| Axcella Health Inc | 1 | 1 | 0.89% | 0.89% | 0.89% | Q3 2023 | Q3 2023 | 1 | |
| Sigilon Therapeutics Inc | 1 | 1 | 0.80% | 0.80% | 0.80% | Q2 2023 | Q2 2023 | 1 | |
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The securities at the top of the list , including SERES THERAPEUTICS INC, DENALI THERAPEUTICS INC, and SYROS PHARMACEUTICALS INC, are the highest-conviction holdings of Flagship Pioneering Inc..
The conviction is calculated by counting the number of quarters a security has been reported by Flagship Pioneering Inc.. The higher the number, the higher the conviction and longer the holding period.
This page lists all the securities that Flagship Pioneering Inc. owns currently or has owned in the past.