Casdin Capital, LLC (CIK 1534261) reported 44 SEC Form 4 insider transactions across 4 companies over the past 18 months (most recent 2026-06-08). Recent activity: Buy WGS (150,000 shares), Buy WGS (50,000 shares), Sell BLFS (300,000 shares), Sell BLFS (250,000 shares), Sell BLFS (650,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-08 | GeneDx Holdings Corp. (WGS) | Director | Buy | 150,000 | $8.5M |
| 2026-06-08 | GeneDx Holdings Corp. (WGS) | Director | Buy | 50,000 | $2.6M |
| 2026-05-21 | BIOLIFE SOLUTIONS INC (BLFS) | Insider | Sell | 300,000 | $6.8M |
| 2026-05-21 | BIOLIFE SOLUTIONS INC (BLFS) | Insider | Sell | 250,000 | $5.9M |
| 2026-05-21 | BIOLIFE SOLUTIONS INC (BLFS) | Insider | Sell | 650,000 | $15.4M |
| 2026-05-20 | GeneDx Holdings Corp. (WGS) | Director | Buy | 175,000 | $7.4M |
| 2026-05-20 | GeneDx Holdings Corp. (WGS) | Director | Buy | 185,000 | $7.9M |
| 2026-05-20 | GeneDx Holdings Corp. (WGS) | Director | Buy | 140,000 | $6.1M |
| 2025-12-04 | STANDARD BIOTOOLS INC. (LAB) | Director | Buy | 125,000 | $177,500 |
| 2025-12-04 | STANDARD BIOTOOLS INC. (LAB) | Director | Buy | 75,000 | $108,000 |
| 2025-12-04 | STANDARD BIOTOOLS INC. (LAB) | Director | Buy | 150,000 | $217,500 |
| 2025-11-26 | STANDARD BIOTOOLS INC. (LAB) | Director | Buy | 7.5M | $9.8M |
| 2025-11-26 | STANDARD BIOTOOLS INC. (LAB) | Director | Buy | 150,000 | $214,500 |
| 2025-11-20 | STANDARD BIOTOOLS INC. (LAB) | Director | Buy | 275,000 | $338,250 |
| 2025-11-20 | STANDARD BIOTOOLS INC. (LAB) | Director | Buy | 350,000 | $448,000 |
| 2025-11-20 | STANDARD BIOTOOLS INC. (LAB) | Director | Buy | 450,000 | $585,000 |
| 2025-11-17 | STANDARD BIOTOOLS INC. (LAB) | Director | Buy | 450,000 | $540,000 |
| 2025-11-17 | STANDARD BIOTOOLS INC. (LAB) | Director | Buy | 250,000 | $310,000 |
| 2025-11-17 | STANDARD BIOTOOLS INC. (LAB) | Director | Buy | 225,000 | $274,500 |
| 2025-11-12 | STANDARD BIOTOOLS INC. (LAB) | Director | Buy | 225,000 | $252,000 |
| 2025-11-12 | STANDARD BIOTOOLS INC. (LAB) | Director | Buy | 275,000 | $321,750 |
| 2025-11-12 | STANDARD BIOTOOLS INC. (LAB) | Director | Buy | 300,000 | $360,000 |
| 2025-11-12 | STANDARD BIOTOOLS INC. (LAB) | Director | Buy | 375,000 | $446,250 |
| 2025-10-17 | BIOLIFE SOLUTIONS INC (BLFS) | Insider | Sell | 750,000 | $21.4M |
| 2025-09-11 | STANDARD BIOTOOLS INC. (LAB) | Director | Buy | 100,000 | $129,000 |
Source: SEC Form 4 filings · as of 2026-06-08