MPM Asset Management LLC
In its 13F for Q3 2024 (holdings as of September 30, 2024, filed November 13, 2024), MPM Asset Management LLC reported 6 stock positions worth $145.3 million. Its top holding was Entrada Therapeutics (TRDA) at 48.7% of the portfolio, followed by Iteos Therapeutics (ITOS, 19.2%) and Dyne Therapeutics (DYN, 16.9%). Compared with Q2 2024, it reduced 1. The biggest sale was Dyne Therapeutics (DYN, shares −56%).
- Most Recent 13F
- Q3 2025
- Location
- BOSTON, MA
- CIK
- 0001263048
- Portfolio Value
- $145.3M (Q3 2024)
- SEC Filing
- 0000950123-24-011020 ↗ filed Nov 13, 2024
Holdings Value
Holdings 6 stocks · $145.3M
| TRDA Entrada Therapeutics Inc. | 48.68% | 4,425,784 | $70.7M | No change |
| ITOS Iteos Therapeutics Inc. | 19.25% | 2,738,785 | $28.0M | No change |
| DYN Dyne Therapeutics Inc. | 16.87% | 682,376 | $24.5M | Reduce -56.3% |
| HOWL Werewolf Therapeutics Inc. | 6.25% | 4,284,172 | $9.1M | No change |
| RPTX Repare Therapeutics Inc. | 5.31% | 2,242,636 | $7.7M | No change |
| ADAPY Adaptimmune Therapeutics-ADR | 3.63% | 5,555,461 | $5.3M | No change |
Portfolio Sells Q2 2024 → Q3 2024
| DYN Dyne Therapeutics Inc. | Reduce -56.3% | 16.87% | −13.39 |
Portfolio Buys Q2 2024 → Q3 2024
| None this quarter. | |||
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q3 2025 | 4 | $44.5M | TRDA, DYN, HOWL, RPTX |
| Q2 2025 | 5 | $43.3M | TRDA, DYN, HOWL, RPTX, ADAPY |
| Q1 2025 | 6 | $69.4M | TRDA, ITOS, DYN, HOWL, RPTX |
| Q4 2024 | 6 | $124.4M | TRDA, ITOS, DYN, HOWL, ADAPY |
| Q3 2024 | 6 | $145.3M | TRDA, ITOS, DYN, HOWL, RPTX |
| Q2 2024 | 6 | $182.1M | TRDA, DYN, ITOS, HOWL, RPTX |
| Q1 2024 | 6 | $245.2M | DYN, TRDA, ITOS, HOWL, RPTX |