PRLD — Prelude Therapeutics Inc
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2020-09-25.
Performance
Technicals
Others in Healthcare
Measured signals that fired on PRLD
| date | signal | measured base rate |
|---|---|---|
| 2026-08-20 | Breakout to a 52-week high price | -1.00% over 21 days · t = -8.58 · n = 24,386 statistically distinguishable from its control group |
| 2026-06-30 | Equal highs taken out structure | -0.70% over 21 days · t = -8.28 · n = 68,636 statistically distinguishable from its control group |
| 2026-05-29 | Short volume far above its own normal short | -0.76% over 21 days · t = -2.79 · n = 5,897 statistically distinguishable from its control group |
| 2026-04-23 | Cluster buy: three or more insiders insider | +0.63% over 21 days · t = 1.84 · n = 3,050 not distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-04-27 | Shah Rajeev M. 10% owner | Other Acquisition/Disposition | 1.4M | — | — |
| 2026-04-27 | Kolchinsky Peter 10% owner | Other Acquisition/Disposition | 1.4M | — | — |
| 2026-04-27 | RA CAPITAL MANAGEMENT, L.P. 10% owner | Other Acquisition/Disposition | 1.4M | — | — |
| 2026-04-27 | RA Capital Healthcare Fund LP 10% owner | Other Acquisition/Disposition | 1.4M | — | — |
| 2026-04-21 | Bonita David P Director | Open-market purchase | 1.7M | 4.44 | 7.5M |
| 2026-04-21 | ORBIMED ADVISORS LLC Director | Open-market purchase | 1.7M | 4.44 | 7.5M |
| 2026-04-21 | OrbiMed Capital GP VI LLC Director | Open-market purchase | 1.7M | 4.44 | 7.5M |
| 2026-04-21 | ORBIMED CAPITAL LLC Director | Open-market purchase | 1.7M | 4.44 | 7.5M |
| 2026-04-21 | OrbiMed Genesis GP LLC Director | Open-market purchase | 1.7M | 4.44 | 7.5M |
| 2026-04-21 | ORBIMED CAPITAL LLC Director | Open-market purchase | 1.1M | 4.44 | 5.0M |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| ORBIMED ADVISORS LLC | 37.3M | 10.9M |
| BAKER BROS. ADVISORS LP | 34.6M | 10.1M |
| Kynam Capital Management, LP | 5.4M | 1.6M |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.2M | 1.2M |
| EcoR1 Capital, LLC | 3.2M | 947.0K |
| TWO SIGMA INVESTMENTS, LP | 3.2M | 923.6K |
| SPHERA FUNDS MANAGEMENT LTD. | 1.9M | 558.3K |
| MILLENNIUM MANAGEMENT LLC | 1.3M | 382.7K |
| MARSHALL WACE, LLP | 1.2M | 358.9K |
| MORGAN STANLEY | 1.1M | 322.2K |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Latest SEC filings
| form | filed | period | |
|---|---|---|---|
| 10-Q | 2026-08-11 | 2026-06-30 | on EDGAR ↗ |
| 8-K | 2026-08-11 | 2026-08-11 | on EDGAR ↗ |
| SCHEDULE 13G | 2026-07-08 | — | on EDGAR ↗ |
| 4 | 2026-06-10 | 2026-06-09 | on EDGAR ↗ |
| 4 | 2026-06-10 | 2026-06-09 | on EDGAR ↗ |
| 4 | 2026-06-10 | 2026-06-09 | on EDGAR ↗ |
| 4 | 2026-06-10 | 2026-06-09 | on EDGAR ↗ |
| 4 | 2026-06-10 | 2026-06-09 | on EDGAR ↗ |
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
Recent headlines
- Prelude Therapeutics Inc (PRLD) filed form 8-K · 2026-08-11 · SEC EDGAR
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