← Back to Discover
Bain Capital Life Sciences Investors, LLC
Period ended Jun 30, 2026 · Latest filing Aug 14, 2026
These quarterly holdings are delayed and may not include all assets or short positions.
Values are from the reporting date, not current prices or purchase costs.
The same security may appear in multiple rows.
Source: SEC
Reported portfolio value
Quarter-end reported holdings; not current value or investment performance.
View reported values
- Jun 30, 2026: $1,682,021,456
More quarters will appear as history becomes available.
Top holdings
Top 10 at Jun 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.
View top holdings values
- KAILERA THERAPEUTICS INC · COMMON STOCK · 482931102 · shares: $497,509,394
- HEARTFLOW INC · COM · 42238D107 · shares: $247,868,956
- NEWAMSTERDAM PHARMA COMPANY · ORDINARY SHARES · N62509109 · shares: $129,004,522
- SAVARA INC · COM · 805111101 · shares: $108,419,826
- ALKERMES PLC · SHS · G01767105 · shares: $101,538,262
- SOLID BIOSCIENCES INC · COM NEW · 83422E204 · shares: $97,990,102
- PHARVARIS N V · COM · N69605108 · shares: $92,519,101
- OLEMA PHARMACEUTICALS INC · COM · 68062P106 · shares: $88,636,465
- HEMAB THERAPEUTICS HOLDINGS INC · COM SHS · 423494103 · shares: $60,604,500
- CABALETTA BIO INC · COM · 12674W109 · shares: $53,620,894
Reported holdings
21 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| KAILERA THERAPEUTICS INC | COMMON STOCK | 482931102 | — | 22,583,268 shares | $497,509,394 |
| HEARTFLOW INC | COM | 42238D107 | — | 8,448,158 shares | $247,868,956 |
| NEWAMSTERDAM PHARMA COMPANY | ORDINARY SHARES | N62509109 | — | 3,806,566 shares | $129,004,522 |
| SAVARA INC | COM | 805111101 | — | 17,600,621 shares | $108,419,826 |
| ALKERMES PLC | SHS | G01767105 | — | 1,937,938 shares | $101,538,262 |
| SOLID BIOSCIENCES INC | COM NEW | 83422E204 | — | 9,808,819 shares | $97,990,102 |
| PHARVARIS N V | COM | N69605108 | — | 2,675,509 shares | $92,519,101 |
| OLEMA PHARMACEUTICALS INC | COM | 68062P106 | — | 7,085,249 shares | $88,636,465 |
| HEMAB THERAPEUTICS HOLDINGS INC | COM SHS | 423494103 | — | 1,650,000 shares | $60,604,500 |
| CABALETTA BIO INC | COM | 12674W109 | — | 17,241,445 shares | $53,620,894 |
| X4 PHARMACEUTICALS INC | COM NEW | 98420X202 | — | 7,967,454 shares | $37,208,011 |
| DIANTHUS THERAPEUTICS INC | COM | 252828108 | — | 362,470 shares | $35,333,576 |
| C4 THERAPEUTICS INC | COM STK | 12529R107 | — | 7,171,910 shares | $33,492,820 |
| KYVERNA THERAPEUTICS INC | COM | 501976104 | — | 2,885,000 shares | $25,705,350 |
| ANNEXON INC | COM | 03589W102 | — | 4,437,731 shares | $25,339,444 |
| RAPID MICRO BIOSYSTEMS INC | CLASS A COM | 75340L104 | — | 8,434,560 shares | $14,591,789 |
| DISC MEDICINE INC | COM | 254604101 | — | 141,234 shares | $10,329,855 |
| ATEA PHARMACEUTICALS INC | COM | 04683R106 | — | 2,075,639 shares | $9,651,721 |
| XILIO THERAPEUTICS INC | COM | 98422T209 | — | 664,021 shares | $6,361,322 |
| UPSTREAM BIO INC | COM | 91678A107 | — | 600,949 shares | $4,158,567 |
| NEWAMSTERDAM PHARMA COMPANY | *W EXP 99/99/999 | N62509117 | — | 99,999 shares | $2,136,979 |