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Bain Capital Life Sciences Investors, LLC
Q2 2026 13F filing
Updated 27 days ago21 disclosed positions worth $1.7B
Portfolio value
$1.7B
Total holdings
21
New positions
0
Closed positions
0
Increased
0
Decreased
0
Turnover
—
Filed
2026-08-14
Full holdings
Every line item disclosed in Q2 2026
| # | Stock | Value | Shares | % Portfolio | Change |
|---|---|---|---|---|---|
| 1 | K KLRA KAILERA THERAPEUTICS INC | $497.5M | 22.58M | 29.58% | — |
| 2 | H HTFL HEARTFLOW INC | $247.9M | 8.45M | 14.74% | — |
| 3 | N NAMSW NEWAMSTERDAM PHARMA COMPANY | $129M | 3.81M | 7.67% | — |
| 4 | S SVRA SAVARA INC | $108.4M | 17.60M | 6.45% | — |
| 5 | A ALKS ALKERMES PLC | $101.5M | 1.94M | 6.04% | — |
| 6 | S SLDB SOLID BIOSCIENCES INC | $98M | 9.81M | 5.83% | — |
| 7 | P PHVS PHARVARIS N V | $92.5M | 2.68M | 5.50% | — |
| 8 | O OLMA OLEMA PHARMACEUTICALS INC | $88.6M | 7.09M | 5.27% | — |
| 9 | C COAG HEMAB THERAPEUTICS HOLDINGS INC | $60.6M | 1.65M | 3.60% | — |
| 10 | C CABA CABALETTA BIO INC | $53.6M | 17.24M | 3.19% | — |
| 11 | ? N/A X4 PHARMACEUTICALS INC | $37.2M | 7.97M | 2.21% | — |
| 12 | D DNTH DIANTHUS THERAPEUTICS INC | $35.3M | 362.5K | 2.10% | — |
| 13 | B BEPC C4 THERAPEUTICS INC | $33.5M | 7.17M | 1.99% | — |
| 14 | ? N/A KYVERNA THERAPEUTICS INC | $25.7M | 2.88M | 1.53% | — |
| 15 | A ANNX ANNEXON INC | $25.3M | 4.44M | 1.51% | — |
| 16 | R RPID RAPID MICRO BIOSYSTEMS INC | $14.6M | 8.43M | 0.87% | — |
| 17 | I IRON DISC MEDICINE INC | $10.3M | 141.2K | 0.61% | — |
| 18 | A AVIR ATEA PHARMACEUTICALS INC | $9.7M | 2.08M | 0.57% | — |
| 19 | ? N/A XILIO THERAPEUTICS INC | $6.4M | 664.0K | 0.38% | — |
| 20 | ? N/A UPSTREAM BIO INC | $4.2M | 600.9K | 0.25% | — |
| 21 | N NAMSW NEWAMSTERDAM PHARMA COMPANY | $2.1M | 100.0K | 0.13% | — |