ARCH Venture Partners X, L.P. (CIK 1782583) reported 2 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2025-10-29). Recent activity: Buy NMRA (1.9M shares), Buy PRME (3.0M shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2025-10-29 | Neumora Therapeutics, Inc. (NMRA) | Insider | Buy | 1.9M | $5.0M |
| 2025-08-01 | Prime Medicine, Inc. (PRME) | Insider | Buy | 3.0M | $10.0M |
Source: SEC Form 4 filings · as of 2025-10-29