MPM BIOIMPACT LLC - Stock Holdings in 13F Filings (SEC)
Updated on March 15, 2026.
Based on 13F Filings filed with the SEC on February 17, 2026, for the 2025 Q4 period, MPM BIOIMPACT LLC held in its portfolio 38 assets valued at $873,953,483 (i.e. $873.95M).
The most valuable assets in the portfolio included: Cullinan Therapeutics, Inc. ($79.16M), Madrigal Pharmaceuticals Inc ($56.36M), and Liquidia Corp ($48.32M).
The chart below shows the top 10 valuable assets, and the table below shows the top 38 valuable assets.
You can see similar for other investment managers.
Related Topics: SEC Topic List.
Data Source: SEC.
MPM BIOIMPACT LLC - Stock Holdings in 13F Filings (SEC)
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| Name of Issuer | No. of Shares | Value ($) | Class |
|---|---|---|---|
| Cullinan Therapeutics, Inc. | 7648268 | 79159574 | Common |
| Madrigal Pharmaceuticals Inc | 96780 | 56358865 | Common |
| Liquidia Corp | 1400869 | 48315972 | Common |
| Trevi Therapeutics Inc | 3287087 | 41154329 | Common |
| Edgewise Therapeutics Inc | 1655256 | 41075178 | Common |
| Revolution Medicines, Inc. | 505672 | 40276775 | Common |
| Agios Pharmaceuticals Inc | 1303373 | 35477813 | Common |
| Uniqure NV | 1381628 | 33062358 | Common |
| PTC Therapeutics Inc | 430013 | 32663787 | Common |
| Syndax Pharmaceuticals Inc | 1337702 | 28105119 | Common |
| Dyne Therapeutics, Inc. | 1405388 | 27489389 | Common |
| Tarsus Pharmaceuticals Inc | 328869 | 26927794 | Common |
| Stoke Therapeutics Inc | 770289 | 24448973 | Common |
| Alumis Inc | 2401992 | 23443442 | Common |
| Urogen Pharma Ltd | 941378 | 22047073 | Common |
| Xenon Pharmaceuticals Inc | 485620 | 21765488 | Common |
| Palvella Therapeutics Inc | 205745 | 21535329 | Common |
| Natera Inc | 93551 | 21431599 | Common |
| Corvus Pharmaceuticals Inc | 2743671 | 21126267 | Common |
| DBV Technologies S A | 996825 | 19109135 | SPONSORED ADS |
| Relay Therapeutics Inc. | 2232451 | 18886535 | Common |
| Monte Rosa Therapeutics Inc | 1173376 | 18398536 | Common |
| Bright Minds Biosciences Inc | 230147 | 17960672 | Common |
| Protagonist Therapeutics Inc | 199471 | 17421797 | Common |
| enGene Holdings, Inc. | 1840898 | 16623309 | Common |
| Context Therapeutics Inc | 10679391 | 15698705 | Common |
| Arcutis Biotherapeutics Inc | 531200 | 15426048 | Common |
| Ventyx Biosciences Inc | 1639061 | 14800721 | Common |
| Oric Pharmaceuticals Inc | 1798717 | 14713505 | Common |
| Belite Bio Inc | 87760 | 14038090 | SPONSORED ADS |
| RAPT Therapeutics Inc | 397906 | 13477076 | Common |
| Climb Bio Inc | 2671480 | 10685920 | Common |
| Abivax SA | 56316 | 7594494 | SPONSORED ADS |
| Rocket Pharmaceuticals, Inc. | 1586076 | 5567127 | Common |
| Maze Therapeutics Inc | 81145 | 3361837 | Common |
| Evommune Inc | 113022 | 1934937 | Common |
| Sarepta Therapeutics Inc | 70000 | 1506400 | Common |
| Werewolf Therapeutics, Inc. | 1393557 | 883515 | Common |