Third Rock Ventures V, L.P. Insider Trading Activity
Third Rock Ventures V, L.P., an institutional filer, recorded 5 transactions over the last 12 months across 1 company totaling $34.4M.
Activity concentrated in RAPP with 5 filings. The largest single transaction was a sale of RAPP for $17.2M on Apr 17, 2026.
Performance Scorecard
Forward stock performance after each transaction by Third Rock Ventures V, L.P.. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.
| PERIOD | AVG BUY RETURN | AVG SELL AVOIDED | SUCCESS RATE | TRADES |
|---|---|---|---|---|
| 30 days | — | +9.1% | 100% | 5 |
| 90 days | — | +0.5% | 100% | 1 |
| 120 days | — | — | — | — |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersRAPP · Rapport Therapeutics, Inc.
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | Δ OWNED | ROLE | FILING |
|---|---|---|---|---|---|---|---|---|
May 26, 2026 | RAPP | Sell | 18,572 | $40.05 | $744K | −0.3% | 10%+ Owner | |
May 11, 2026 | RAPP | Sell | 133,618 | $40.24 | $5.4M | −2.1% | 10%+ Owner | |
May 8, 2026 | RAPP | Sell | 5,018 | $40.31 | $202K | −0.1% | 10%+ Owner | |
May 7, 2026 | RAPP | Sell | 271,495 | $40.12 | $10.9M | −4.0% | 10%+ Owner | |
Apr 17, 2026 | RAPP | Sell | 426,005 | $40.32 | $17.2M | −6.0% | 10%+ Owner |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| RAPP | Rapport Therapeutics, Inc. | 5 | $34.4M |
Other insiders at Rapport Therapeutics, Inc.
4 other tracked filers at RAPP.