Institutional Manager · CIK 0001263048
MPM ASSET MANAGEMENT LLC
BOSTON, MA · File #028-13379
Latest AUM
$44.5M
Positions
4
Top-10 Concentration
100.0%
Filings
12
Sector Allocation
Filing History
View all filings →- 13F HOLDINGS REPORTQ/E Sep 20254 pos · $44.5M
- 13F HOLDINGS REPORTQ/E Jun 20255 pos · $43.3M
- 13F HOLDINGS REPORTQ/E Mar 20256 pos · $69.4M
- 13F HOLDINGS REPORTQ/E Dec 20246 pos · $124.4M
- 13F HOLDINGS REPORTQ/E Sep 20246 pos · $145.3M
- 13F HOLDINGS REPORTQ/E Jun 20246 pos · $182.1M
- 13F HOLDINGS REPORTQ/E Mar 20246 pos · $245.2M
- 13F HOLDINGS REPORTQ/E Dec 20237 pos · $186.7M
- 13F HOLDINGS REPORT (Amended)Q/E Sep 20238 pos · $203.9M
- 13F HOLDINGS REPORTQ/E Sep 20238 pos · $198.1M
- 13F HOLDINGS REPORTQ/E Jun 20239 pos · $240.0M
- 13F HOLDINGS REPORTQ/E Mar 20239 pos · $239.0M
Top 4 Holdings — Sep 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | Entrada Therapeutics, Inc. | TRDA | 4,381,062 | $25.4M | 57.09% |
| 2 | Dyne Therapeutics, Inc. | DYN | 682,376 | $8.6M | 19.40% |
| 3 | Werewolf Therapeutics, Inc. | HOWL | 4,309,860 | $8.5M | 19.08% |
| 4 | Repare Therapeutics, Inc. | 760273102 | 1,121,318 | $2.0M | 4.43% |