Casdin Capital, LLC Portfolio Holdings
Q3 2025•30 long positions•$1.2B portfolio value
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Holding36 | Sector | Position↕ | Traded↕ | Ownership↕ | Shares Δ↕ | Shares Δ % | Market Cap↕ | Owned Since↕ |
|---|---|---|---|---|---|---|---|---|
Medical - Healthcare Information Services Healthcare | $324.0M 28.05% | -$53.9M Sold | 10.47% 3.0M shares | 3.5M → 3.0M −$53.9M | -14.26% | $3.1B Mid Cap | Q4 2022 Held for 2y 11m | |
Medical - Instruments & Supplies Healthcare | $171.1M 14.81% | -$25.5M Sold | 14.0% 6.7M shares | 7.7M → 6.7M −$25.5M | -12.97% | $1.2B Small Cap | Q2 2018 Held for 7y 5m | |
Biotechnology Healthcare | $123.6M 10.7% | -$11.2M Sold | 1.42% 2.6M shares | 2.9M → 2.6M −$11.2M | -8.33% | $8.7B Mid Cap | Q1 2020 Held for 5y 8m | |
Medical - Diagnostics & Research Healthcare | $100.8M 8.73% | +$1.9M Bought | 20.3% 77.6M shares | 76.1M → 77.6M +$1.9M | +1.95% | $496.6M Small Cap | Q2 2023 Held for 2y 5m | |
Biotechnology Healthcare | $77.6M 6.71% | +$217.9K Bought | 1.22% 1.8M shares | 1.8M → 1.8M +$217.9K | +0.28% | $6.4B Mid Cap | Q4 2022 Held for 2y 11m | |
Biotechnology Healthcare | $59.2M 5.12% | -$298.5K Sold | 6.58% 11.3M shares | 11.4M → 11.3M −$298.5K | -0.5% | $900.0M Small Cap | Q3 2020 Held for 5y 2m | |
Medical - Diagnostics & Research Healthcare | $49.9M 4.32% | -$11.4M Sold | 0.342% 525.0K shares | 645.0K → 525.0K −$11.4M | -18.6% | $14.6B Large Cap | Q3 2022 Held for 3y 2m | |
Biotechnology Healthcare | $38.8M 3.36% | +$3.6M Bought | 1.58% 1.6M shares | 1.5M → 1.6M +$3.6M | +10.34% | $2.5B Mid Cap | Q4 2020 Held for 4y 11m | |
Biotechnology Healthcare | $25.1M 2.17% | -$12.1M Sold | 0.042% 55.0K shares | 81.5K → 55.0K −$12.1M | -32.52% | $59.8B Large Cap | Q4 2015 Held for 9y 11m | |
Medical - Diagnostics & Research Healthcare | $23.7M 2.05% | +$23.7M New | 0.169% 294.1K shares | 0 → 294.1K +$23.7M | New | $14.0B Large Cap | Q3 2025 Held for 2 months | |
Biotechnology Healthcare | $22.4M 1.94% | — | 9.08% 1.3M shares | — | — | $247.3M Micro Cap | Q4 2023 Held for 1y 11m | |
Unknown Unknown | $19.7M 1.7% | — | 1.73% 758.9K shares | — | — | $1.1B Small Cap | Q1 2025 Held for 8 months | |
Biotechnology Healthcare | $17.5M 1.52% | +$8.9M Bought | — 3.2M shares | 1.6M → 3.2M +$8.9M | +102.09% | — — | Q4 2022 Held for 2y 11m | |
Biotechnology Healthcare | $16.1M 1.39% | +$16.1M New | 1.62% 1.6M shares | 0 → 1.6M +$16.1M | New | $993.2M Small Cap | Q3 2025 Held for 2 months | |
Household & Personal Products Consumer Defensive | $13.0M 1.13% | — | 0.102% 230.0K shares | — | — | $12.8B Large Cap | Q1 2025 Held for 8 months | |
Biotechnology Healthcare | $12.9M 1.12% | — | 0.609% 890.0K shares | — | — | $2.1B Mid Cap | Q4 2018 Held for 6y 11m | |
Unknown Unknown | $10.4M 0.901% | — | 1.24% 553.3K shares | — | — | $838.6M Small Cap | Q4 2024 Held for 11 months | |
Biotechnology Healthcare | $9.5M 0.821% | — | 0.351% 276.3K shares | — | — | $2.7B Mid Cap | Q1 2024 Held for 1y 8m | |
Medical - Healthcare Plans Healthcare | $8.6M 0.747% | +$8.6M New | 0.003% 25.0K shares | 0 → 25.0K +$8.6M | New | $312.73B Mega Cap | Q3 2025 Held for 2 months | |
Biotechnology Healthcare | $8.5M 0.734% | +$8.5M Bought | 0.051% 100.0K shares | — | — | $16.6B Large Cap | Q3 2025 Held for 2 months | |
Medical - Diagnostics & Research Healthcare | $6.2M 0.541% | — | 0.08% 100.0K shares | — | — | $7.8B Mid Cap | Q2 2024 Held for 1y 5m | |
Medical - Diagnostics & Research Healthcare | $4.9M 0.426% | — | 0.048% 90.0K shares | — | — | $10.4B Large Cap | Q4 2020 Held for 4y 11m | |
Unknown Unknown | $3.3M 0.283% | +$3.3M New | 0.356% 282.3K shares | 0 → 282.3K +$3.3M | New | $917.1M Small Cap | Q3 2025 Held for 2 months | |
Biotechnology Healthcare | $3.0M 0.256% | — | 0.651% 973.3K shares | — | — | $454.5M Small Cap | Q3 2021 Held for 4y 2m | |
Biotechnology Healthcare | $1.7M 0.151% | — | 0.529% 148.3K shares | — | — | $329.5M Small Cap | Q2 2024 Held for 1y 5m | |
Medical - Devices Healthcare | $926.4K 0.08% | — | 0.241% 723.8K shares | — | — | $384.5M Small Cap | Q3 2023 Held for 2y 2m | |
Biotechnology Healthcare | $806.8K 0.07% | — | 0.038% 165.3K shares | — | — | $2.1B Mid Cap | Q4 2024 Held for 11 months | |
Biotechnology Healthcare | $637.4K 0.055% | — | 0.139% 86.0K shares | — | — | $457.6M Small Cap | Q2 2021 Held for 4y 5m | |
Biotechnology Healthcare | $611.6K 0.053% | — | 1.42% 1.2M shares | — | — | $43.0M Nano Cap | Q2 2021 Held for 4y 5m | |
Biotechnology Healthcare | $586.4K 0.051% | — | 0.222% 362.0K shares | — | — | $264.0M Micro Cap | Q3 2021 Held for 4y 2m | |
Drug Manufacturers - General Healthcare | - — | -$6.6M Sold | — - shares | 8.5K → 0 −$6.6M | Sold | $698.51B Mega Cap | Q2 2025 Held for 5 months | |
Biotechnology Healthcare | - — | -$17.6M Sold | — - shares | 7.2M → 0 −$17.6M | Sold | $207.1M Micro Cap | Q3 2023 Held for 2y 2m | |
Biotechnology Healthcare | - — | -$6.1M Sold | — - shares | 650.0K → 0 −$6.1M | Sold | $793.4M Small Cap | Q4 2023 Held for 1y 11m | |
Biotechnology Healthcare | - — | -$46.0M Sold | — - shares | 4.1M → 0 −$46.0M | Sold | — — | Q2 2021 Held for 4y 5m | |
Biotechnology Healthcare | - — | -$3.3M Sold | — - shares | 100.0K → 0 −$3.3M | Sold | $1.9B Small Cap | Q4 2024 Held for 11 months | |
Biotechnology Healthcare | - — | -$16.9M Sold | — - shares | 990.1K → 0 −$16.9M | Sold | $1.9B Small Cap | Q3 2018 Held for 7y 2m |
