MPM ASSET MANAGEMENT LLC
BOSTON, MA · CIK 1263048 · 13F filing filed 2025-11-14
SEC-registered investment adviser since 2016 · limited liability company
- Assets managed$3.6bn
- Staff50 · 27 in investment roles
- Main clients (by assets)Private funds 100%
- Private funds14 (3 hedge) · $3.5bn gross assets
- Form ADV · 2026-04-28SEC adviser record
- Kindhedge funds, venture
- Others nearbyBoston, MA
As an employer
- Offices in1 country
- Private fundsother private 3, venture capital 8, hedge 3
$44.5m
reported value
+2.7% vs Q2 2025
4positions
100.0%in top 10
0 new
0 added
0 reduced
1 sold out
vs Q2 2025
Holdings, Q3 2025
The small lines show how much was held over the last 4 quarters (adjusted for stock splits).
| Security | Value | Change |
|---|---|---|
| ENTRADA THERAPEUTICS INC TRDA | $25.4m57.09% | Unchanged |
| DYNE THERAPEUTICS INC DYN | $8.6m19.40% | Unchanged |
| WEREWOLF THERAPEUTICS INC HOWL | $8.5m19.08% | Unchanged |
| REPARE THERAPEUTICS INC RPTX | $2.0m4.43% | Unchanged |
Sold out since Q2 2025
| Security | Value then |
|---|---|
| ADAPTIMMUNE THERAPEUTICS PLC ADAPY | $1.2m4.8m shares |