NEURONETICS INC (STIM) Institutional Ownership and Insiders Activity

NEURONETICS INC (STIM) is widely held by institutional investors, with 82 firms reporting positions valued at approximately $47.85M based on SEC Form 13F filings for the quarter ended June 30, 2026.

Madryn Asset Management, Lp is the largest disclosed holder, reporting approximately $24.10M in STIM holdings in its latest filing.

Institutional ownership remains highly concentrated, with Madryn Asset Management, Lp representing the majority of disclosed value.

Recent insider activity includes 2 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.