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.
13F holders, Q1 2026
Institutional positions in Neuronetics, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 99
- +6 vs. Q4 2025
- Shares held
- 41.6M
- +1.98M (+5.0%) vs. Q4 2025
- Total value
- $60.4M
- +$5.62M (+10.3%) vs. Q4 2025
- New holders
- 28
- 25 more added
- Sold out
- 22
- 23 more reduced
2 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting STIM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 86 | $48.4M |
| Q1 2026 | 99 | $60.4M |
| Q4 2025 | 95 | $58.3M |
| Q3 2025 | 99 | $57.8M |
| Q2 2025 | 90 | $63.1M |
| Q1 2025 | 102 | $63.2M |
| Q4 2024 | 45 | $12.2M |
| Q3 2024 | 48 | $8.05M |
| Q2 2024 | 67 | $31.5M |
| Q1 2024 | 66 | $84.2M |
| Q4 2023 | 66 | $46.2M |
| Q3 2023 | 56 | $23.4M |
| Q2 2023 | 69 | $38.6M |
| Q1 2023 | 74 | $53.6M |
| Q4 2022 | 82 | $120.4M |
| Q3 2022 | 76 | $54.4M |
| Q2 2022 | 77 | $56.4M |
| Q1 2022 | 83 | $59.9M |
| Q4 2021 | 80 | $89.0M |
| Q3 2021 | 97 | $139.9M |
| Q2 2021 | 105 | $373.7M |
| Q1 2021 | 83 | $256.4M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Neuronetics, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Madryn Asset Management, LP | 18,475,893 | $26.8M | 78.50% | 00.0% | Unchanged |
| UBS Group AG | 2,870,598 | $4.16M | 0.00% | +263,551+10.1% | Added |
| Balyasny Asset Management LLC | 2,743,768 | $3.98M | 0.01% | +191,364+7.5% | Added |
| BlackRock, Inc. | 2,318,537 | $3.36M | 0.00% | −35,214−1.5% | Reduced |
| Vanguard Capital Management LLC | 2,047,975 | $2.97M | 0.00% | +2,047,975 | New |
| Lane Generational LLC | 1,774,624 | $2.57M | 2.05% | +69,427+4.1% | Added |
| FourWorld Capital Management LLC | 1,489,322 | $2.16M | 1.22% | +558,072+59.9% | Added |
| Masters Capital Management LLC | 1,000,000 | $1.45M | 0.21% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 958,989 | $1.39M | 0.00% | +67,256+7.5% | Added |
| State Street Corp | 842,547 | $1.22M | 0.00% | +258,380+44.2% | Added |
| Ikarian Capital, LLC | 701,182 | $1.02M | 0.15% | 00.0% | Unchanged |
| Wexford Capital LP | 700,961 | $1.02M | 0.17% | +56,010+8.7% | Added |
| AdvisorShares Investments LLC | 617,193 | $894.9K | 0.16% | +346,277+127.8% | Added |
| HighTower Advisors, LLC | 562,370 | $815.4K | 0.00% | −1,936−0.3% | Reduced |
| Northern Trust Corp | 277,378 | $402.2K | 0.00% | −1,022−0.4% | Reduced |
| Dauntless Investment Group, LLC | 269,208 | $390.4K | 1.10% | +108,281+67.3% | Added |
| Vanguard Fiduciary Trust Co | 258,034 | $374.1K | 0.00% | +258,034 | New |
| Goldman Sachs Group Inc | 233,590 | $338.7K | 0.00% | −98,364−29.6% | Reduced |
| JBF Capital, Inc. | 233,166 | $338.1K | 0.05% | 00.0% | Unchanged |
| Vanguard Portfolio Management LLC | 221,170 | $320.7K | 0.00% | +221,170 | New |
| Massar Capital Management, LP | 221,000 | $320.4K | 0.06% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 189,263 | $274.4K | 0.01% | +14,263+8.2% | Added |
| Centiva Capital, LP | 169,319 | $245.5K | 0.01% | +169,319 | New |
| XTX Topco Ltd | 146,155 | $211.9K | 0.00% | −168,039−53.5% | Reduced |
| Nuveen, LLC | 123,089 | $178.5K | 0.00% | +76,046+161.7% | Added |
| AQR Capital Management LLC | 116,680 | $169.2K | 0.00% | +116,680 | New |
| Citizens Financial Group Inc | 110,953 | $160.9K | 0.00% | +110,953 | New |
| HRT Financial LP | 100,620 | $145.0K | 0.00% | +100,620 | New |
| ADAR1 Capital Management, LLC | 100,000 | $145.0K | 0.01% | +100,000 | New |
| Bank of America Corp | 98,095 | $142.2K | 0.00% | +5,674+6.1% | Added |
| Royal Bank of Canada | 95,848 | $140.0K | 0.00% | +48,615+102.9% | Added |
| Bridgeway Capital Management, LLC | 95,205 | $138.0K | 0.00% | 00.0% | Unchanged |
| VestGen Advisors, LLC | 100,413 | $127.5K | 0.00% | +100,413 | New |
| Susquehanna International Group, LLP | 86,481 | $125.4K | 0.00% | −235,080−73.1% | Reduced |
| Charles Schwab Investment Management Inc | 82,123 | $119.1K | 0.00% | −9,006−9.9% | Reduced |
| Gamco Investors, Inc. Et Al | 79,200 | $114.8K | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 78,605 | $114.0K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 76,597 | $111.1K | 0.00% | +76,597 | New |
| SEI Investments Co | 76,046 | $110.3K | 0.00% | +76,046 | New |
| Invesco Ltd. | 72,382 | $105.0K | 0.00% | +13,442+22.8% | Added |
| Citigroup Inc | 56,628 | $82.1K | 0.00% | +55,495+4,898.1% | Added |
| Cruiser Capital Advisors, LLC | 48,900 | $70.9K | 0.03% | 00.0% | Unchanged |
| Deutsche Bank AG | 45,793 | $66.4K | 0.00% | 00.0% | Unchanged |
| Rhumbline Advisers | 41,843 | $60.7K | 0.00% | −6,564−13.6% | Reduced |
| Morgan Stanley | 40,073 | $58.1K | 0.00% | −76,358−65.6% | Reduced |
| SRS Capital Advisors, Inc. | 39,123 | $56.7K | 0.00% | +39,123 | New |
| Gabelli Funds LLC | 38,000 | $55.1K | 0.00% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 37,616 | $54.5K | 0.00% | +14,410+62.1% | Added |
| Price T Rowe Associates Inc | 36,861 | $54.0K | 0.00% | 00.0% | Unchanged |
| Pathstone Holdings, LLC | 32,231 | $46.7K | 0.00% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 31,751 | $46.0K | 0.00% | +31,751 | New |
| Alliancebernstein L.P. | 28,800 | $39.7K | 0.00% | 00.0% | Unchanged |
| IMC-Chicago, LLC | 27,294 | $39.6K | 0.00% | +27,294 | New |
| FMR LLC | 25,046 | $36.3K | 0.00% | −53,188−68.0% | Reduced |
| Group One Trading, L.P. | 23,136 | $33.5K | 0.00% | −25,200−52.1% | Reduced |
| Fielder Capital Group LLC | 22,857 | $33.1K | 0.01% | +60+0.3% | Added |
| David J Yvars Group | 20,300 | $29.4K | 0.02% | −10,930−35.0% | Reduced |
| Fermata Advisors, LLC | 19,849 | $28.8K | 0.01% | +60.0% | Added |
| JPMorgan Chase & Co | 21,429 | $27.2K | 0.00% | +4,853+29.3% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 17,586 | $25.5K | 0.00% | +402+2.3% | Added |
| Jane Street Group, LLC | 16,574 | $24.0K | 0.00% | −1,001,288−98.4% | Reduced |
| Vanguard Global Advisers, LLC | 16,453 | $23.9K | 0.00% | +16,453 | New |
| ExodusPoint Capital Management, LP | 14,203 | $20.6K | 0.00% | −58,181−80.4% | Reduced |
| Simplex Trading, LLC | 14,073 | $20.4K | 0.00% | −29,012−67.3% | Reduced |
| Wells Fargo & Company | 13,652 | $19.8K | 0.00% | −29,639−68.5% | Reduced |
| Tower Research Capital LLC (TRC) | 13,493 | $19.6K | 0.00% | +5,426+67.3% | Added |
| Axq Capital, LP | 12,308 | $17.8K | 0.00% | +12,308 | New |
| Presidio Capital Management, LLC | 11,127 | $16.1K | 0.00% | −26,309−70.3% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 9,727 | $14.1K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 8,295 | $12.0K | 0.00% | −303−3.5% | Reduced |
| Barclays PLC | 6,504 | $9.43K | 0.00% | −55,102−89.4% | Reduced |
| New York State Common Retirement Fund | 5,800 | $8.41K | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 4,140 | $6.00K | 0.00% | +4,140 | New |
| CWM, LLC | 3,818 | $5.54K | 0.00% | +3,737+4,613.6% | Added |
| Ameritas Investment Partners, Inc. | 3,692 | $5.35K | 0.00% | 00.0% | Unchanged |
| MCF Advisors LLC | 3,564 | $5.17K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 3,294 | $4.79K | 0.00% | −736−18.3% | Reduced |
| Russell Investments Group, Ltd. | 3,257 | $4.72K | 0.00% | +50+1.6% | Added |
| Addison Advisors LLC | 3,000 | $4.35K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 2,133 | $3.09K | 0.00% | −288−11.9% | Reduced |
| Rockefeller Capital Management L.P. | 1,500 | $2.17K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 1,218 | $1.77K | 0.00% | +537+78.9% | Added |
| Innovative Asset Advisors Group, LLC | 1,000 | $1.45K | 0.00% | +1,000 | New |
| Advisor Group Holdings, Inc. | 795 | $1.15K | 0.00% | 00.0% | Unchanged |
| UMA Financial Services, Inc. | 775 | $1.12K | 0.00% | +775 | New |
| EverSource Wealth Advisors, LLC | 551 | $799 | 0.00% | +551 | New |
| SBI Securities Co., Ltd. | 453 | $657 | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 237 | $344 | 0.00% | +232+4,640.0% | Added |
| Sterling Capital Management LLC | 235 | $341 | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 104 | $151 | 0.00% | −150−59.1% | Reduced |
| Root Financial Partners, LLC | 77 | $112 | 0.00% | +77 | New |
| Farther Finance Advisors, LLC | 59 | $88 | 0.00% | +59 | New |
| TD Waterhouse Canada Inc. | 59 | $87 | 0.00% | +59 | New |
| Rothschild Investment LLC | 55 | $80 | 0.00% | +55 | New |
| MAI Capital Management | 28 | $41 | 0.00% | −272−90.7% | Reduced |
| Allworth Financial LP | 23 | $34 | 0.00% | +23 | New |
| True Wealth Design, LLC | 18 | $27 | 0.00% | +18 | New |
| SJS Investment Consulting Inc. | 17 | $25 | 0.00% | +17 | New |
| IFP Advisors, Inc | 3 | $4 | 0.00% | +3 | New |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −474,900−100.0% | Sold out |