Terminal · Institutions
Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.
Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.
Casdin Capital, LLC (CIK 1534261) reported $1.32B across 38 reported positions in its SEC 13F filing for 2026-03-31. Largest positions: RVMD ($250.6M, 18.98%), WGS ($193.1M, 14.62%), RLAY ($143.5M, 10.86%), BLFS ($113.7M, 8.61%), LAB ($81.6M, 6.18%). Source: SEC Form 13F.
| Rank | Ticker | Company | Value | % Portfolio | Shares | Action |
|---|---|---|---|---|---|---|
| 1 | RVMD | REVOLUTION MEDICINES INC | $250.6M | 18.98% | 2.6M | Hold |
| 2 | WGS | GENEDX HOLDINGS CORP | $193.1M | 14.62% | 3.0M | Hold |
| 3 | RLAY | RELAY THERAPEUTICS INC | $143.5M | 10.86% | 14.4M | Added |
| 4 | BLFS | BIOLIFE SOLUTIONS INC | $113.7M | 8.61% | 6.0M | Hold |
| 5 | LAB | STANDARD BIOTOOLS INC | $81.6M | 6.18% | 88.8M | Hold |
| 6 | ILMN | ILLUMINA INC | $65.3M | 4.95% | 530,000 | Trimmed |
| 7 | GPCR | STRUCTURE THERAPEUTICS INC | $56.6M | 4.29% | 1.2M | Hold |
| 8 | TXG | 10X GENOMICS INC | $48.3M | 3.66% | 2.3M | Added |
| 9 | DNLI | DENALI THERAPEUTICS INC | $35.3M | 2.68% | 1.8M | Hold |
| 10 | BEAM | BEAM THERAPEUTICS INC | $32.2M | 2.44% | 1.4M | Trimmed |
| 11 | GH | GUARDANT HEALTH INC | $29.1M | 2.20% | 315,000 | Trimmed |
| 12 | NGNE | NEUROGENE INC | $28.6M | 2.17% | 1.4M | Added |
| 13 | ALNY | ALNYLAM PHARMACEUTICALS INC | $24.8M | 1.88% | 75,000 | Hold |
| 14 | MAZE | MAZE THERAPEUTICS INC | $22.7M | 1.72% | 758,857 | Hold |
| 15 | SRRK | SCHOLAR ROCK HLDG CORP | $17.2M | 1.30% | 350,000 | Added |
| 16 | AGOMAB THERAPEUTICS NV | $16.3M | 1.23% | 1.6M | New | |
| 17 | HIMS | HIMS & HERS HEALTH INC | $14.5M | 1.10% | 700,000 | Added |
| 18 | TSHA | TAYSHA GENE THERAPIES INC | $14.5M | 1.10% | 3.2M | Added |
| 19 | QGEN | QIAGEN NV | $14.4M | 1.09% | 360,000 | New |
| 20 | SEPN | SEPTERNA INC | $13.3M | 1.01% | 553,268 | Hold |
| 21 | TEM | TEMPUS AI INC | $13.3M | 1.01% | 294,127 | Hold |
| 22 | GRAL | GRAIL INC | $11.9M | 0.90% | 230,000 | New |
| 23 | PRME | PRIME MEDICINE INC | $11.0M | 0.83% | 3.2M | Hold |
| 24 | PSNL | PERSONALIS INC | $10.2M | 0.77% | 1.6M | New |
| 25 | DGX | QUEST DIAGNOSTICS INC | $9.8M | 0.74% | 50,000 | Hold |
Source: SEC Form 13F filings · as of 2026-03-31