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Neuronetics, Inc.

STIM
Exchange
Nasdaq
Industry
Surgical & Medical Instruments & Apparatus
SEC CIK
0001227636

In the last 90 days, Neuronetics, Inc. insiders filed 2 open-market purchases and 0 sales; 86 institutions reported holding it in 13F filings for Q2 2026, worth $48.4M in total; no superinvestor holds it.

Q1 2026 vs. Q4 2025

How the institutions holding Neuronetics, Inc. changed between Q4 2025 and Q1 2026.

All holders in Q1 2026All holders in Q4 2025

13F holders of STIM: Q4 2025 compared with Q1 2026
MeasureQ4 2025Of which not filed for Q1 2026Q1 2026Change
Holders95299+6
Shares42.3M2.58M41.6M+1.98M (+5.0%)
Value$58.3M$3.56M$60.4M+$5.62M (+10.3%)

2 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (28)

Institutions that held Neuronetics, Inc. at the end of Q1 2026 but not at the end of Q4 2025.

Institutions new to STIM in Q1 2026
InstitutionSharesValue% of portfolio
Vanguard Capital Management LLC2,047,975$2.97M0.00%
Vanguard Fiduciary Trust Co258,034$374.1K0.00%
Vanguard Portfolio Management LLC221,170$320.7K0.00%
Centiva Capital, LP169,319$245.5K0.01%
AQR Capital Management LLC116,680$169.2K0.00%
Citizens Financial Group Inc110,953$160.9K0.00%
HRT Financial LP100,620$145.0K0.00%
ADAR1 Capital Management, LLC100,000$145.0K0.01%
VestGen Advisors, LLC100,413$127.5K0.00%
Citadel Advisors LLC76,597$111.1K0.00%
SEI Investments Co76,046$110.3K0.00%
SRS Capital Advisors, Inc.39,123$56.7K0.00%
Schonfeld Strategic Advisors LLC31,751$46.0K0.00%
IMC-Chicago, LLC27,294$39.6K0.00%
Vanguard Global Advisers, LLC16,453$23.9K0.00%
Axq Capital, LP12,308$17.8K0.00%
Essential Partners LLC4,140$6.00K0.00%
Innovative Asset Advisors Group, LLC1,000$1.45K0.00%
UMA Financial Services, Inc.775$1.12K0.00%
EverSource Wealth Advisors, LLC551$7990.00%
Root Financial Partners, LLC77$1120.00%
Farther Finance Advisors, LLC59$880.00%
TD Waterhouse Canada Inc.59$870.00%
Rothschild Investment LLC55$800.00%
Allworth Financial LP23$340.00%
True Wealth Design, LLC18$270.00%
SJS Investment Consulting Inc.17$250.00%
IFP Advisors, Inc3$40.00%

Sold out (22)

Institutions that held Neuronetics, Inc. at the end of Q4 2025 and filed for Q1 2026 without it.

Institutions that sold out of STIM in Q1 2026
InstitutionShares, Q4 2025Value, Q4 2025
Renaissance Technologies LLC474,900$655.4K
Marshall Wace, LLP286,045$394.7K
Two Sigma Investments, LP198,745$274.3K
Two Sigma Advisers, LP169,000$233.2K
Aristides Capital LLC136,400$188.2K
Qube Research & Technologies Ltd108,208$149.3K
Caption Management, LLC92,501$127.7K
Caitong International Asset Management Co., Ltd69,756$96.3K
BlueCrest Capital Management Ltd40,000$55.2K
Tradewinds, LLC.36,437$50.3K
National Bank of Canada32,000$43.8K
Abel Hall, LLC28,605$39.5K
Bluefin Capital Management, LLC20,937$28.9K
Verition Fund Management LLC18,048$24.9K
Intech Investment Management LLC17,010$23.5K
StoneX Group Inc.16,917$23.3K
Millennium Management LLC10,817$14.9K
Engineers Gate Manager LP10,661$14.7K
FreeGulliver LLC5,000$6.90K
Woodbridge Co Ltd1,838$2.54K
Amalgamated Bank1,239$2.00K
United Financial Planning Group LLC100$138

Not filed for Q1 2026 yet (2)

Institutions that held Neuronetics, Inc. at the end of Q4 2025 and haven't filed a 13F for Q1 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding STIM in Q4 2025 that haven't filed for Q1 2026
InstitutionShares, Q4 2025Value, Q4 2025
Vanguard Group Inc2,582,382$3.56M
CIBC Private Wealth Group, LLC20$28