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Who owns Neuronetics (STIM) stock

80 funds reported Neuronetics (STIM) shares in their latest 13F filings, worth $51.3M in all. The largest holder is Madryn Asset Management, LP ($24.1M). Last quarter 40 funds added to their stakes and 47 cut them.

Largest holders of STIM (13F)Largest holders of STIM (13F)Madryn Asset Management, LP$24.1MVanguard Group$3.6MUBS Group AG$3.0MWexford Capital LP$2.6MFourWorld Capital Management LLC$2.3MLane Generational LLC$2.1MVanguard Capital Management LLC$2.0MMasters Capital Management LLC$1.3MAdvisorShares Investments LLC$966KIkarian Capital, LLC$912K

Largest holders (13F)

FundSharesValueChangeQuarter
Madryn Asset Management, LP18,540,488$24.1Mincrease2026-06-30
Vanguard Group2,582,382$3.6Mdecrease2025-12-31
UBS Group AG2,279,099$3.0Mdecrease2026-06-30
Wexford Capital LP2,002,625$2.6Mincrease2026-06-30
FourWorld Capital Management LLC1,744,142$2.3Mincrease2026-06-30
Lane Generational LLC1,633,372$2.1Mdecrease2026-06-30
Vanguard Capital Management LLC1,507,097$2.0Mdecrease2026-06-30
Masters Capital Management LLC1,000,000$1.3Munchanged2026-06-30
AdvisorShares Investments LLC742,795$966Kincrease2026-06-30
Ikarian Capital, LLC701,182$912Kunchanged2026-06-30
BlackRock596,622$776Kdecrease2026-06-30
HighTower Advisors, LLC563,741$733Kincrease2026-06-30
Marshall Wace, LLP485,692$631Knew2026-06-30
Geode Capital Management, LLC458,474$596Kdecrease2026-06-30
Citadel Advisors LLC421,903$548Kincrease2026-06-30

Neuronetics' latest quarter

Neuronetics, Q3 2026: revenue $42.0M (+12% year over year), operating margin 1.3%, net loss $1.6M, operating cash flow $1.2M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most STIM stock?

By the latest 13F filings: Madryn Asset Management, LP ($24.1M); Vanguard Group ($3.6M); UBS Group AG ($3.0M); Wexford Capital LP ($2.6M); FourWorld Capital Management LLC ($2.3M).

What is the short interest in STIM?

7,210,930 shares were sold short at the 2026-10-15 settlement, 2.03% of the float.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.