Neuronetics, Inc. (STIM) Holders & Ownership

Neuronetics, Inc. (STIM) ownership: Top institutional holder: Madryn Asset Management, LP ($26.79M). Insider activity: Net Seller (0 buys, 20 sells). SEC EDGAR first-party data.

Top Institutional Holders (13F)

Source: SEC Form 13F
HolderSharesMarket ValueReported
Madryn Asset Management, LP18475893.00$26.79M2026-03-31
UBS Group AG2870598.00$4.16M2026-03-31
Balyasny Asset Management L.P.2743768.00$3.98M2026-03-31
VANGUARD GROUP INC2582382.00$3.56M2025-12-31
BlackRock, Inc.2318537.00$3.36M2026-03-31
VANGUARD CAPITAL MANAGEMENT LLC2047975.00$2.97M2026-03-31
Lane Generational LLC1774624.00$2.57M2026-03-31
FourWorld Capital Management LLC1489322.00$2.16M2026-03-31

Insider Trading Activity (Form 4)

Source: SEC Form 4
InsiderTransactionValueDate
Sellnull2026-06-15
Sellnull2026-06-15
Sellnull2026-06-15
Sellnull2026-05-28
Sellnull2026-05-28
Sellnull2026-05-28
Sellnull2026-05-28
Sellnull2026-05-28

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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.