Casdin Capital, LLC is Director & 10% Owner at GeneDx Holdings Corp. (WGS). They have made 12 open-market trades across 6 companies since 2020, most recently 2026-06-05.
CIK 0001534261
9 open-market purchases totalling $96.0M since 2020, against 3 sales. Across 9 scored buys the stock is up 29.2% at ninety days, and 25.9 points ahead of the S&P over the same stretch.
9 scored purchases · one row per filing · discretionary only
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 56% | 67% | 78% |
| Avg Move | +2.2% | +7.9% | +29.2% |
| Alpha | +2.0% | +8.6% | +25.9% |
| Scored | 9 | 9 | 9 |
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| WGS | BUY | 2026-06-04 | 2026-06-08 | $55.55 | $11.1M | +10.0% | +22.6% | +60.4% |
| WGS | BUY | 2026-05-18 | 2026-05-20 | $42.92 | $21.5M | +18.3% | +23.4% | +69.9% |
| WGS | BUY | 2026-05-07 | 2026-05-11 | $0.00 | $0 | +15.5% | +32.4% | +89.6% |
| BLFS | SELL | 2025-08-15 | 2025-08-21 | $24.40 | $12.2M | -1.3% | -0.3% | -3.9% |
| LAB | BUY | 2025-02-28 | 2025-03-04 | $1.07 | $10.3M | -0.9% | -7.0% | -8.7% |
| WGS | BUY | 2024-06-03 | 2024-06-05 | $21.21 | $2.8M | +1.1% | +5.4% | +12.0% |
| WGS | BUY | 2024-05-13 | 2024-05-15 | $23.31 | $1.2M | -8.0% | +28.9% | +53.0% |
| TSVT | BUY | 2024-03-26 | 2024-03-28 | $5.10 | $204K | -5.4% | -17.0% | -34.9% |
| TNYA | BUY | 2022-11-17 | 2022-11-25 | $2.60 | $13.0M | -14.7% | -36.6% | +15.1% |
| MXCT | SELL | 2022-10-03 | 2022-10-05 | $6.15 | $9.1M | -14.9% | -3.3% | -28.8% |
| MXCT | SELL | 2022-07-01 | 2022-07-06 | $4.30 | $27.8M | -8.1% | +13.4% | +50.4% |
| BLFS | BUY | 2020-11-24 | 2020-11-27 | $22.50 | $36.0M | +3.9% | +19.1% | +6.4% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.
| Total | $600.6M |
Shares reported on the most recent Form 4, priced at the 2026-06-08 close.
Counted per filing, not per execution lot — a purchase filled in several tranches is one decision.