12 insiders reported 28 Form 4 transactions for Prelude Therapeutics Inc (PRLD) over the past 18 months (most recent 2026-04-28). Recent activity: RA Capital Healthcare Fund LP (Insider) Sell 1.4M shares, RA CAPITAL MANAGEMENT, L.P. (Insider) Sell 1.4M shares, Kolchinsky Peter (Insider) Sell 1.4M shares, Shah Rajeev M. (Insider) Sell 1.4M shares, OrbiMed Capital GP VI LLC (Director) Buy 1.1M shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-28 | RA Capital Healthcare Fund LP | Insider | Sell | 1.4M | $0 |
| 2026-04-28 | RA CAPITAL MANAGEMENT, L.P. | Insider | Sell | 1.4M | $0 |
| 2026-04-28 | Kolchinsky Peter | Insider | Sell | 1.4M | $0 |
| 2026-04-28 | Shah Rajeev M. | Insider | Sell | 1.4M | $0 |
| 2026-04-23 | OrbiMed Capital GP VI LLC | Director | Buy | 1.1M | $5.0M |
| 2026-04-23 | ORBIMED CAPITAL LLC | Director | Buy | 1.7M | $7.5M |
| 2026-04-23 | Bonita David P | Director | Buy | 1.7M | $7.5M |
| 2026-04-23 | OrbiMed Capital GP VI LLC | Director | Buy | 1.7M | $7.5M |
| 2026-04-23 | OrbiMed Genesis GP LLC | Director | Buy | 1.7M | $7.5M |
| 2026-04-23 | ORBIMED ADVISORS LLC | Director | Buy | 1.1M | $5.0M |
| 2026-04-23 | ORBIMED CAPITAL LLC | Director | Buy | 1.1M | $5.0M |
| 2026-04-23 | Bonita David P | Director | Buy | 1.1M | $5.0M |
| 2026-04-23 | ORBIMED ADVISORS LLC | Director | Buy | 1.7M | $7.5M |
| 2026-04-23 | OrbiMed Genesis GP LLC | Director | Buy | 1.1M | $5.0M |
| 2025-10-07 | Huang Jane | President, CMO | Buy | 9,375 | $0 |
| 2025-10-07 | Huang Jane | President, CMO | Sell | 3,355 | $4,932 |
| 2025-07-08 | Huang Jane | President, CMO | Buy | 9,375 | $0 |
| 2025-07-08 | Huang Jane | President, CMO | Sell | 3,355 | $2,650 |
| 2025-04-07 | Huang Jane | President, CMO | Buy | 9,375 | $0 |
| 2025-04-07 | Huang Jane | President, CMO | Sell | 3,355 | $2,281 |
| 2025-03-27 | Combs Andrew | Chief Chemistry Officer | Buy | 100,000 | $69,000 |
| 2025-03-27 | Vaddi Krishna | CEO | Buy | 675,000 | $465,750 |
| 2025-03-24 | Vaddi Krishna | CEO | Buy | 5,416 | $3,954 |
| 2025-03-24 | Vaddi Krishna | CEO | Buy | 15,000 | $10,950 |
| 2025-03-18 | Vaddi Krishna | CEO | Buy | 29,999 | $22,499 |
Source: SEC Form 4 filings · as of 2026-04-28