Neuronetics Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGM:STIM Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
12 Feb 26	SellUS$23,298	W. Macan	Individual	14,120	US$1.65
12 Feb 26	SellUS$55,848	Keith Sullivan	Individual	33,847	US$1.65
10 Feb 26	SellUS$5,402	W. Macan	Individual	3,485	US$1.55
10 Feb 26	SellUS$63,513	Keith Sullivan	Individual	40,976	US$1.55
08 Aug 25	SellUS$11,600,299	Madryn Asset Management, LP	Company	3,118,360	US$3.72
08 Aug 25	SellUS$13,020,000	Madryn Asset Management, LP	Company	3,500,000	US$3.72
13 May 25	SellUS$853,281	Stephen Furlong	Individual	200,000	US$4.27
04 Mar 25	SellUS$8,364	Stephen Furlong	Individual	1,867	US$4.48
04 Mar 25	SellUS$1,689	W. Macan	Individual	377	US$4.48

Insider Trading Volume

Insider Buying: STIM insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of STIM?
Owner Type	Number of Shares	Ownership Percentage
Private Companies	517,922	0.756%
Individual Insiders	11,054,653	16.1%
General Public	14,524,483	21.2%
VC/PE Firms	18,475,893	27%
Institutions	23,912,971	34.9%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 71.76% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
27%	Madryn Asset Management, LP	18,475,893	US$23.8m	-10.9%	77.83%
9.97%	Jorey Chernett	6,827,031	US$8.8m	55%	no data
3.81%	UBS Asset Management AG	2,607,047	US$3.4m	20.4%	no data
3.77%	The Vanguard Group, Inc.	2,582,382	US$3.3m	-8.82%	no data
3.73%	Balyasny Asset Management L.P.	2,552,404	US$3.3m	40.1%	0.01%
3.44%	BlackRock, Inc.	2,353,751	US$3.0m	2.18%	no data
2.49%	Lane Generational LLC	1,705,197	US$2.2m	0%	1.83%
2.17%	Sasha Cucuz	1,482,798	US$1.9m	0.43%	no data
1.59%	Keith Sullivan	1,092,012	US$1.4m	16.4%	no data
1.49%	Jane Street Group, LLC	1,017,862	US$1.3m	334%	no data
1.46%	Masters Capital Management, L.L.C.	1,000,000	US$1.3m	0%	0.16%
1.36%	FourWorld Capital Management LLC	931,250	US$1.2m	64%	0.59%
1.3%	Geode Capital Management, LLC	891,733	US$1.2m	1.69%	no data
1.02%	Ikarian Capital, LLC	701,182	US$904.5k	-22.6%	0.12%
0.94%	Wexford Capital LP	644,951	US$832.0k	-45.2%	0.09%
0.85%	State Street Global Advisors, Inc.	584,167	US$753.6k	-0.59%	no data
0.82%	HighTower Advisors, LLC	564,306	US$728.0k	-2.21%	no data
0.81%	Robert Cascella	552,517	US$712.7k	8.18%	no data
0.75%	Greybrook Health Inc.	516,084	US$665.7k	0%	no data
0.69%	Renaissance Technologies LLC	474,900	US$612.6k	0%	no data
0.5%	Glenn Muir	341,816	US$440.9k	10.5%	no data
0.48%	W. Macan	325,820	US$420.3k	21%	no data
0.47%	Susquehanna International Group, LLP	321,561	US$414.8k	45.8%	no data
0.46%	XTX Markets Limited	314,194	US$405.3k	993%	0.01%
0.42%	Marshall Wace LLP	286,045	US$369.0k	-69.1%	no data

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2026/02/23 15:46
End of Day Share Price	2026/02/20 00:00
Earnings	2025/09/30
Annual Earnings	2024/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Neuronetics, Inc. is covered by 4 analysts. 3 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
William Plovanic	Canaccord Genuity
David Turkaly	Citizens JMP Securities, LLC
Daniel Stauder	Citizens JMP Securities, LLC