Janux Therapeutics, Inc. (JANX) ownership: Entities affiliated with RA Capital Healthcare Fund, L.P. 29% · institutions 115% · index and ETF funds 4% (13F 2026-06-30). Insider activity, 90 days: 0 sales, 0 open-market buys. SEC EDGAR first-party data.
| Holder | Shares | Market Value | % Outstanding | Reported |
|---|---|---|---|---|
| RA Capital Management, L.P. | 11189693.00 | $171.87M | 18.3% | 2026-06-30 |
| BlackRock | 6134667.00 | $94.23M | 10.0% | 2026-06-30 |
| Prosight Management, LP | 3804481.00 | $58.44M | 6.2% | 2026-06-30 |
| Janus Henderson | 4196409.00 | $58.28M | 6.9% | 2026-06-30 |
| Vanguard | 3556637.00 | $54.63M | 5.8% | 2026-06-30 |
| CalSTRS | 782316.00 | $50.93M | 1.3% | 2026-06-30 |
| State Street | 3004899.00 | $46.16M | 4.9% | 2026-06-30 |
| FMR (Fidelity) | 2412825.00 | $37.06M | 3.9% | 2026-06-30 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-07-31 | |
| Sell | null | 2026-07-08 | |
| Sell | null | 2026-07-08 | |
| Sell | null | 2026-06-11 | |
| Sell | null | 2026-06-11 | |
| Sell | null | 2026-06-11 | |
| Sell | null | 2026-06-11 | |
| Sell | null | 2026-06-11 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.