RA Capital Nexus Fund, L.P.
CIK 1780117
Transactions on file
84
Open-market buys
12
Win rate (buys)
91%
11 scored
Avg % since filing (buys)
+160.2%
Tickers traded
Recent activity
| Filed | Txn date | Issuer | Roles | Code | Shares | Value | % since Filing | Filing |
|---|---|---|---|---|---|---|---|---|
| 2026-05-13 | 2026-05-11 | ARTV Artiva Biotherapeutics, Inc. | Director | Buy | 6,510,416 | $75.00M | -35.6% | open → |
| 2025-02-03 | 2025-01-30 | ETNB 89bio, Inc. | Director10% | Buy | 5,714,285 | $50.00M | — | open → |
| 2025-02-10 | 2025-02-10 | SION Sionna Therapeutics, Inc. | Director | Buy | 102,414 | $1.84M | +89.1% | open → |
| 2025-02-10 | 2025-02-10 | SION Sionna Therapeutics, Inc. | Director | Buy | 1,022,586 | $18.41M | +89.1% | open → |
| 2025-02-10 | 2025-02-10 | SION Sionna Therapeutics, Inc. | Director | C | 179,975 | — | — | open → |
| 2025-02-10 | 2025-02-10 | SION Sionna Therapeutics, Inc. | Director | C | 2,222,084 | — | — | open → |
| 2025-02-10 | 2025-02-10 | SION Sionna Therapeutics, Inc. | Director | C | 5,021,990 | — | — | open → |
| 2025-02-10 | 2025-02-10 | SION Sionna Therapeutics, Inc. | Director | C | 527,444 | — | — | open → |
| 2025-06-06 | 2025-06-05 | TYRA Tyra Biosciences, Inc. | Director | Buy | 213,334 | $2.14M | +158.4% | open → |
| 2025-06-06 | 2025-06-04 | TYRA Tyra Biosciences, Inc. | Director | Buy | 997,864 | $9.61M | +169.4% | open → |
| 2025-06-11 | 2025-06-09 | TYRA Tyra Biosciences, Inc. | Director | Buy | 186,850 | $1.90M | +154.6% | open → |
| 2025-06-16 | 2025-06-13 | TYRA Tyra Biosciences, Inc. | Director | Buy | 120,167 | $1.23M | +154.3% | open → |
| 2025-06-16 | 2025-06-16 | TYRA Tyra Biosciences, Inc. | Director | Buy | 11,813 | $119.7K | +156.1% | open → |
| 2025-06-16 | 2025-06-12 | TYRA Tyra Biosciences, Inc. | Director | Buy | 31,307 | $319.3K | +154.3% | open → |
| 2025-12-15 | 2025-12-12 | CLYM Climb Bio, Inc. | Director | Buy | 101,462 | $290.2K | +277.6% | open → |
| 2025-12-15 | 2025-12-11 | CLYM Climb Bio, Inc. | Director | Buy | 213,099 | $464.6K | +395.4% | open → |
| 2025-12-15 | 2025-12-11 | CLYM Climb Bio, Inc. | Director | Disp. | 20,440,000 | $0.00 | — | open → |
| 2025-11-24 | 2025-11-21 | SION Sionna Therapeutics, Inc. | Director | Sale | 7,609 | $300.6K | -13.8% | open → |
| 2025-11-24 | 2025-11-21 | SION Sionna Therapeutics, Inc. | Director | Sale | 6,440 | $254.4K | -13.8% | open → |
| 2025-11-24 | 2025-11-21 | SION Sionna Therapeutics, Inc. | Director | Sale | 9,924 | $392.0K | -13.8% | open → |
| 2025-11-24 | 2025-11-21 | SION Sionna Therapeutics, Inc. | Director | Sale | 1,210 | $47.8K | -13.8% | open → |
| 2025-11-24 | 2025-11-20 | SION Sionna Therapeutics, Inc. | Director | Sale | 604 | $24.5K | -16.0% | open → |
| 2025-11-24 | 2025-11-20 | SION Sionna Therapeutics, Inc. | Director | Sale | 512 | $20.7K | -16.0% | open → |
| 2025-11-24 | 2025-11-20 | SION Sionna Therapeutics, Inc. | Director | Sale | 788 | $31.9K | -16.0% | open → |
| 2025-11-24 | 2025-11-20 | SION Sionna Therapeutics, Inc. | Director | Sale | 96 | $3.9K | -16.0% | open → |
| 2025-11-24 | 2025-11-20 | SION Sionna Therapeutics, Inc. | Director | Sale | 947 | $37.8K | -14.7% | open → |
| 2025-11-24 | 2025-11-20 | SION Sionna Therapeutics, Inc. | Director | Sale | 801 | $32.0K | -14.7% | open → |
| 2025-11-24 | 2025-11-20 | SION Sionna Therapeutics, Inc. | Director | Sale | 1,235 | $49.3K | -14.7% | open → |
| 2025-11-24 | 2025-11-20 | SION Sionna Therapeutics, Inc. | Director | Sale | 150 | $6.0K | -14.7% | open → |
| 2025-11-19 | 2025-11-19 | SION Sionna Therapeutics, Inc. | Director | Sale | 9 | $365.49 | -16.2% | open → |
| 2025-11-19 | 2025-11-19 | SION Sionna Therapeutics, Inc. | Director | Sale | 8 | $324.88 | -16.2% | open → |
| 2025-11-19 | 2025-11-19 | SION Sionna Therapeutics, Inc. | Director | Sale | 12 | $487.32 | -16.2% | open → |
| 2025-11-19 | 2025-11-19 | SION Sionna Therapeutics, Inc. | Director | Sale | 2 | $81.22 | -16.2% | open → |
| 2025-11-19 | 2025-11-19 | SION Sionna Therapeutics, Inc. | Director | Sale | 14,325 | $573.1K | -14.9% | open → |
| 2025-11-19 | 2025-11-19 | SION Sionna Therapeutics, Inc. | Director | Sale | 12,126 | $485.2K | -14.9% | open → |
| 2025-11-19 | 2025-11-19 | SION Sionna Therapeutics, Inc. | Director | Sale | 18,684 | $747.5K | -14.9% | open → |
| 2025-11-19 | 2025-11-19 | SION Sionna Therapeutics, Inc. | Director | Sale | 2,276 | $91.1K | -14.9% | open → |
| 2025-11-19 | 2025-11-18 | SION Sionna Therapeutics, Inc. | Director | Sale | 2,092 | $82.8K | -14.0% | open → |
| 2025-11-19 | 2025-11-18 | SION Sionna Therapeutics, Inc. | Director | Sale | 1,770 | $70.0K | -14.0% | open → |
| 2025-11-19 | 2025-11-18 | SION Sionna Therapeutics, Inc. | Director | Sale | 2,728 | $107.9K | -14.0% | open → |
| 2025-11-19 | 2025-11-18 | SION Sionna Therapeutics, Inc. | Director | Sale | 332 | $13.1K | -14.0% | open → |
| 2025-11-19 | 2025-11-17 | SION Sionna Therapeutics, Inc. | Director | Sale | 331 | $13.9K | -19.2% | open → |
| 2025-11-19 | 2025-11-17 | SION Sionna Therapeutics, Inc. | Director | Sale | 280 | $11.8K | -19.2% | open → |
| 2025-11-19 | 2025-11-17 | SION Sionna Therapeutics, Inc. | Director | Sale | 433 | $18.2K | -19.2% | open → |
| 2025-11-19 | 2025-11-17 | SION Sionna Therapeutics, Inc. | Director | Sale | 53 | $2.2K | -19.2% | open → |
| 2025-11-19 | 2025-11-17 | SION Sionna Therapeutics, Inc. | Director | Sale | 10,707 | $439.5K | -17.1% | open → |
| 2025-11-19 | 2025-11-17 | SION Sionna Therapeutics, Inc. | Director | Sale | 9,063 | $372.0K | -17.1% | open → |
| 2025-11-19 | 2025-11-17 | SION Sionna Therapeutics, Inc. | Director | Sale | 13,964 | $573.2K | -17.1% | open → |
| 2025-11-19 | 2025-11-17 | SION Sionna Therapeutics, Inc. | Director | Sale | 1,701 | $69.8K | -17.1% | open → |
| 2025-11-19 | 2025-11-17 | SION Sionna Therapeutics, Inc. | Director | Sale | 13,734 | $552.1K | -15.3% | open → |
| 2025-11-19 | 2025-11-17 | SION Sionna Therapeutics, Inc. | Director | Sale | 11,626 | $467.4K | -15.3% | open → |
| 2025-11-19 | 2025-11-17 | SION Sionna Therapeutics, Inc. | Director | Sale | 17,913 | $720.1K | -15.3% | open → |
| 2025-11-19 | 2025-11-17 | SION Sionna Therapeutics, Inc. | Director | Sale | 2,182 | $87.7K | -15.3% | open → |
| 2025-11-03 | 2025-10-30 | ETNB 89bio, Inc. | Director10% | Disp. | 335,364 | $0.00 | — | open → |
| 2025-11-03 | 2025-10-30 | ETNB 89bio, Inc. | Director10% | Disp. | 19,554,319 | $0.00 | — | open → |
| 2025-10-28 | 2025-10-28 | SION Sionna Therapeutics, Inc. | Director | Sale | 10,476 | $414.6K | -14.0% | open → |
| 2025-10-28 | 2025-10-28 | SION Sionna Therapeutics, Inc. | Director | Sale | 17,118 | $677.5K | -14.0% | open → |
| 2025-10-28 | 2025-10-28 | SION Sionna Therapeutics, Inc. | Director | Sale | 31,392 | $1.24M | -14.0% | open → |
| 2025-10-28 | 2025-10-28 | SION Sionna Therapeutics, Inc. | Director | Sale | 3,624 | $143.4K | -14.0% | open → |
| 2025-10-28 | 2025-10-24 | SION Sionna Therapeutics, Inc. | Director | Sale | 107,941 | $4.26M | -13.8% | open → |
| 2025-10-28 | 2025-10-24 | SION Sionna Therapeutics, Inc. | Director | Sale | 66,672 | $2.63M | -13.8% | open → |
| 2025-10-28 | 2025-10-24 | SION Sionna Therapeutics, Inc. | Director | Sale | 122,271 | $4.83M | -13.8% | open → |
| 2025-10-28 | 2025-10-24 | SION Sionna Therapeutics, Inc. | Director | Sale | 14,116 | $557.6K | -13.8% | open → |
| 2025-10-22 | 2025-10-21 | VOR Vor Biopharma Inc. | Director | Sale | 25,027 | $703.5K | — | open → |
| 2025-10-22 | 2025-10-20 | VOR Vor Biopharma Inc. | Director | Sale | 1,287 | $38.8K | — | open → |
| 2025-10-22 | 2025-10-20 | VOR Vor Biopharma Inc. | Director | Sale | 6,553 | $197.4K | — | open → |
| 2025-10-22 | 2025-10-20 | VOR Vor Biopharma Inc. | Director | Sale | 13,817 | $409.4K | — | open → |
| 2025-10-22 | 2025-10-20 | VOR Vor Biopharma Inc. | Director | Sale | 70,366 | $2.08M | — | open → |
| 2025-10-17 | 2025-10-17 | VOR Vor Biopharma Inc. | Director | Sale | 2,492 | $77.3K | — | open → |
| 2025-10-17 | 2025-10-17 | VOR Vor Biopharma Inc. | Director | Sale | 12,691 | $393.4K | — | open → |
| 2025-10-17 | 2025-10-17 | VOR Vor Biopharma Inc. | Director | Sale | 6,040 | $182.9K | — | open → |
| 2025-10-17 | 2025-10-17 | VOR Vor Biopharma Inc. | Director | Sale | 30,758 | $931.4K | — | open → |
| 2025-10-17 | 2025-10-17 | VOR Vor Biopharma Inc. | Director | Sale | 34,284 | $998.4K | — | open → |
| 2025-10-17 | 2025-10-17 | VOR Vor Biopharma Inc. | Director | Sale | 174,594 | $5.08M | — | open → |
| 2025-10-17 | 2025-10-16 | VOR Vor Biopharma Inc. | Director | Sale | 4 | $125.40 | — | open → |
| 2025-10-17 | 2025-10-16 | VOR Vor Biopharma Inc. | Director | Sale | 20 | $627.00 | — | open → |
| 2025-10-17 | 2025-10-16 | VOR Vor Biopharma Inc. | Director | Sale | 3,108 | $94.4K | — | open → |
| 2025-10-17 | 2025-10-16 | VOR Vor Biopharma Inc. | Director | Sale | 15,826 | $480.5K | — | open → |
| 2025-10-17 | 2025-10-16 | VOR Vor Biopharma Inc. | Director | Sale | 21,804 | $639.3K | — | open → |
| 2025-10-17 | 2025-10-16 | VOR Vor Biopharma Inc. | Director | Sale | 111,041 | $3.26M | — | open → |
| 2025-10-17 | 2025-10-15 | VOR Vor Biopharma Inc. | Director | Sale | 46 | $1.4K | — | open → |
| 2025-10-17 | 2025-10-15 | VOR Vor Biopharma Inc. | Director | Sale | 234 | $7.3K | — | open → |
| 2025-10-17 | 2025-10-15 | VOR Vor Biopharma Inc. | Director | Sale | 8,384 | $256.1K | — | open → |
| 2025-10-17 | 2025-10-15 | VOR Vor Biopharma Inc. | Director | Sale | 42,699 | $1.30M | — | open → |
