Madryn Asset Management, LP 13F holdings
Madryn Asset Management, LP reported 2 positions with a total reported value of $36.9M as of 2026-06-30, in its 13F for Q2 2026, filed 2026-08-19. Top holdings by reported value: STIM NEURONETICS INC (65.3%), OMDA OMADA HEALTH INC (34.7%). Against 2026-03-31 it opened 0 new positions and exited 0. Next 13F due by 2026-11-14, the legal deadline 45 days after the quarter ending 2026-09-30.
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Top holdings
| Holding | Shares | Reported value | % of portfolio |
|---|---|---|---|
| STIM NEURONETICS INC | 18,540,488 | $24.1M | 65.3% |
| OMDA OMADA HEALTH INC | 583,800 | $12.8M | 34.7% |
New positions this quarter
No new positions.
Sold out
No positions were sold out.
Biggest increases and decreases
Increases
| Holding | Shares 2026-03-31 | Shares 2026-06-30 | Change | Reported value |
|---|---|---|---|---|
| STIM NEURONETICS INC | 18,475,893 | 18,540,488 | +0.3% | $24.1M |
Decreases
No position was decreased.

