Neuronetics, Inc. - STIM
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Madryn Asset Management, LP | History | No change | 18,475,893 | 26,790 | 78.5% | 73.42% | 1 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| UBS Group AG | History | Added to | 2,870,598 | 4,162 | 0.0% | 0.0% | 2 | +263,551 | 10.11% | Q1 2026 | May 05, 2026 |
| BALYASNY ASSET MANAGEMENT L.P. | History | Reduced | 2,743,768 | 3,978 | 0.01% | 0.01% | 3 | -521,936 | -15.98% | Q1 2026 | May 15, 2026 |
| VANGUARD GROUP INC | History | No change | 2,582,382 | 3,563 | 0.0% | 0.0% | 4 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| BlackRock, Inc. | History | Reduced | 2,318,537 | 3,361 | 0.0% | 0.0% | 5 | -35,214 | -1.5% | Q1 2026 | May 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | History | New | 2,047,975 | 2,969 | 0.0% | — | 6 | +2,047,975 | New | Q1 2026 | May 15, 2026 |
| Lane Generational LLC | History | Added to | 1,774,624 | 2,573 | 2.05% | 2.13% | 7 | +69,427 | 4.07% | Q1 2026 | May 14, 2026 |
| FourWorld Capital Management LLC | History | Added to | 1,489,322 | 2,159 | 1.1% | 1.11% | 8 | +558,072 | 59.93% | Q1 2026 | May 15, 2026 |
| MASTERS CAPITAL MANAGEMENT LLC | History | No change | 1,000,000 | 1,450 | 0.05% | 0.06% | 9 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 958,989 | 1,390 | 0.0% | 0.0% | 10 | +67,256 | 7.54% | Q1 2026 | May 15, 2026 |
| STATE STREET CORP | History | Added to | 842,547 | 1,221 | 0.0% | 0.0% | 11 | +258,380 | 44.23% | Q1 2026 | May 15, 2026 |
| WEXFORD CAPITAL LP | History | Added to | 700,961 | 1,016 | 0.15% | 0.17% | 12 | +56,010 | 8.68% | Q1 2026 | May 15, 2026 |
| Ikarian Capital, LLC | History | No change | 701,182 | 1,016 | 0.08% | 0.08% | 13 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| AdvisorShares Investments LLC | History | Added to | 617,193 | 894 | 0.16% | 0.06% | 14 | +346,277 | 127.82% | Q1 2026 | Apr 28, 2026 |
| HighTower Advisors, LLC | History | Reduced | 562,370 | 815 | 0.0% | 0.0% | 15 | -1,936 | -0.34% | Q1 2026 | May 05, 2026 |
| NORTHERN TRUST CORP | History | Reduced | 277,378 | 402 | 0.0% | 0.0% | 16 | -1,022 | -0.37% | Q1 2026 | May 14, 2026 |
| Dauntless Investment Group, LLC | History | Added to | 269,208 | 390 | 0.26% | 0.18% | 17 | +108,281 | 67.29% | Q1 2026 | May 14, 2026 |
| VANGUARD FIDUCIARY TRUST CO | History | New | 258,034 | 374 | 0.0% | — | 18 | +258,034 | New | Q1 2026 | May 08, 2026 |
| GOLDMAN SACHS GROUP INC | History | Reduced | 233,590 | 338 | 0.0% | 0.0% | 19 | -98,364 | -29.63% | Q1 2026 | May 15, 2026 |
| JBF Capital, Inc. | History | No change | 233,166 | 338 | 0.05% | 0.05% | 20 | 0 | 0.0% | Q1 2026 | May 08, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | History | New | 221,170 | 320 | 0.0% | — | 22 | +221,170 | New | Q1 2026 | May 08, 2026 |
| Massar Capital Management, LP | History | No change | 221,000 | 320 | 0.03% | 0.03% | 21 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| BOOTHBAY FUND MANAGEMENT, LLC | History | Added to | 189,263 | 274 | 0.0% | 0.0% | 23 | +14,263 | 8.15% | Q1 2026 | May 15, 2026 |
| Centiva Capital, LP | History | New | 169,319 | 245 | 0.0% | — | 24 | +169,319 | New | Q1 2026 | May 14, 2026 |
| TWO SIGMA ADVISERS, LP | History | No change | 169,000 | 233 | 0.0% | 0.0% | 25 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| XTX Topco Ltd | History | Reduced | 146,155 | 211 | 0.0% | 0.01% | 26 | -168,039 | -53.48% | Q1 2026 | May 15, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Reduced | 138,581 | 200 | 0.0% | 0.0% | 27 | -274,180 | -66.43% | Q1 2026 | May 15, 2026 |
| Nuveen, LLC | History | Added to | 123,089 | 178 | 0.0% | 0.0% | 28 | +76,046 | 161.65% | Q1 2026 | Apr 30, 2026 |
| AQR CAPITAL MANAGEMENT LLC | History | New | 116,680 | 169 | 0.0% | — | 29 | +116,680 | New | Q1 2026 | May 15, 2026 |
| CITIZENS FINANCIAL GROUP INC/RI | History | New | 110,953 | 160 | 0.0% | — | 30 | +110,953 | New | Q1 2026 | May 01, 2026 |
| HRT FINANCIAL LP | History | New | 100,620 | 145 | 0.0% | — | 31 | +100,620 | New | Q1 2026 | May 14, 2026 |
| ADAR1 Capital Management, LLC | History | New | 100,000 | 145 | 0.01% | — | 32 | +100,000 | New | Q1 2026 | May 15, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Added to | 98,095 | 142 | 0.0% | 0.0% | 33 | +5,674 | 6.14% | Q1 2026 | May 15, 2026 |
| ROYAL BANK OF CANADA | History | Added to | 95,848 | 140 | 0.0% | 0.0% | 34 | +48,615 | 102.93% | Q1 2026 | May 15, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | History | No change | 95,205 | 138 | 0.0% | 0.0% | 35 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| CITADEL ADVISORS LLC | History | Reduced | 91,997 | 133 | 0.0% | 0.0% | 36 | -40,003 | -30.31% | Q1 2026 | May 15, 2026 |
| VestGen Advisors, LLC | History | New | 100,413 | 127 | 0.0% | — | 37 | +100,413 | New | Q1 2026 | May 14, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | History | Reduced | 82,123 | 119 | 0.0% | 0.0% | 38 | -9,006 | -9.88% | Q1 2026 | May 15, 2026 |
| GAMCO INVESTORS, INC. ET AL | History | No change | 79,200 | 114 | 0.0% | 0.0% | 39 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| Bank of New York Mellon Corp | History | No change | 78,605 | 113 | 0.0% | 0.0% | 40 | 0 | 0.0% | Q1 2026 | May 05, 2026 |
| SEI INVESTMENTS CO | History | New | 76,046 | 110 | 0.0% | — | 41 | +76,046 | New | Q1 2026 | May 13, 2026 |
| Invesco Ltd. | History | Added to | 72,382 | 104 | 0.0% | 0.0% | 42 | +13,442 | 22.81% | Q1 2026 | May 12, 2026 |
| CITIGROUP INC | History | Added to | 56,628 | 82 | 0.0% | 0.0% | 43 | +55,495 | 4898.06% | Q1 2026 | May 11, 2026 |
| Cruiser Capital Advisors, LLC | History | No change | 48,900 | 70 | 0.03% | 0.06% | 44 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| DEUTSCHE BANK AG\ | History | No change | 45,793 | 66 | 0.0% | 0.0% | 45 | 0 | 0.0% | Q1 2026 | May 06, 2026 |
| RHUMBLINE ADVISERS | History | Reduced | 41,843 | 60 | 0.0% | 0.0% | 46 | -6,564 | -13.56% | Q1 2026 | May 12, 2026 |
| MORGAN STANLEY | History | Reduced | 40,073 | 58 | 0.0% | 0.0% | 47 | -76,358 | -65.58% | Q1 2026 | May 15, 2026 |
| Arax Advisory Partners | History | New | 39,123 | 56 | 0.0% | — | 48 | +39,123 | New | Q1 2026 | May 13, 2026 |
| GABELLI FUNDS LLC | History | No change | 38,000 | 55 | 0.0% | 0.0% | 49 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| Squarepoint Ops LLC | History | Added to | 37,616 | 54 | 0.0% | 0.0% | 51 | +14,410 | 62.1% | Q1 2026 | May 15, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | History | No change | 36,861 | 54 | 0.0% | 0.0% | 50 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Schonfeld Strategic Advisors LLC | History | New | 31,751 | 46 | 0.0% | — | 53 | +31,751 | New | Q1 2026 | May 15, 2026 |
| Pathstone Holdings, LLC | History | No change | 32,231 | 46 | 0.0% | 0.0% | 52 | 0 | 0.0% | Q1 2026 | May 11, 2026 |
| JANE STREET GROUP, LLC | History | Reduced | 30,774 | 44 | 0.0% | 0.0% | 54 | -997,588 | -97.01% | Q1 2026 | May 12, 2026 |
| IMC-Chicago, LLC | History | New | 27,294 | 39 | 0.0% | — | 56 | +27,294 | New | Q1 2026 | May 05, 2026 |
| ALLIANCEBERNSTEIN L.P. | History | No change | 28,800 | 39 | 0.0% | 0.0% | 55 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| FMR LLC | History | Reduced | 25,046 | 36 | 0.0% | 0.0% | 57 | -53,188 | -67.99% | Q1 2026 | May 15, 2026 |
| GROUP ONE TRADING LLC | History | Reduced | 23,136 | 33 | 0.0% | 0.0% | 58 | -25,200 | -52.14% | Q1 2026 | May 13, 2026 |
| Fielder Capital Group LLC | History | Added to | 22,857 | 33 | 0.01% | 0.01% | 59 | +60 | 0.26% | Q1 2026 | May 12, 2026 |
| David J Yvars Group | History | Reduced | 20,300 | 29 | 0.02% | 0.02% | 60 | -10,930 | -35.0% | Q1 2026 | Apr 08, 2026 |
| Fermata Advisors, LLC | History | Added to | 19,849 | 28 | 0.01% | 0.01% | 61 | +6 | 0.03% | Q1 2026 | Apr 08, 2026 |
| JPMORGAN CHASE & CO | History | Added to | 21,429 | 27 | 0.0% | 0.0% | 62 | +4,853 | 29.28% | Q1 2026 | May 13, 2026 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | History | Added to | 17,586 | 25 | 0.0% | 0.0% | 63 | +402 | 2.34% | Q1 2026 | May 15, 2026 |
| Vanguard Global Advisers, LLC | History | New | 16,453 | 23 | 0.0% | — | 64 | +16,453 | New | Q1 2026 | May 08, 2026 |
| ExodusPoint Capital Management, LP | History | Reduced | 14,203 | 20 | 0.0% | 0.0% | 66 | -58,181 | -80.38% | Q1 2026 | May 14, 2026 |
| SIMPLEX TRADING, LLC | History | Reduced | 14,073 | 20 | 0.0% | 0.0% | 65 | -29,012 | -67.34% | Q1 2026 | May 14, 2026 |
| WELLS FARGO & COMPANY/MN | History | Reduced | 13,652 | 19 | 0.0% | 0.0% | 67 | -29,639 | -68.46% | Q1 2026 | May 11, 2026 |
| Tower Research Capital LLC (TRC) | History | Added to | 13,493 | 19 | 0.0% | 0.0% | 68 | +5,426 | 67.26% | Q1 2026 | May 15, 2026 |
| AXQ CAPITAL, LP | History | New | 12,308 | 17 | 0.0% | — | 69 | +12,308 | New | Q1 2026 | May 13, 2026 |
| Presidio Capital Management, LLC | History | Reduced | 11,127 | 16 | 0.0% | 0.02% | 70 | -26,309 | -70.28% | Q1 2026 | Apr 08, 2026 |
| Police & Firemen's Retirement System of New Jersey | History | No change | 9,727 | 14 | 0.0% | 0.0% | 71 | 0 | 0.0% | Q1 2026 | Apr 29, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | Reduced | 8,295 | 12 | 0.0% | 0.0% | 72 | -303 | -3.52% | Q1 2026 | May 12, 2026 |
| BARCLAYS PLC | History | Reduced | 6,504 | 9 | 0.0% | 0.0% | 73 | -55,102 | -89.44% | Q1 2026 | May 14, 2026 |
| NEW YORK STATE COMMON RETIREMENT FUND | History | No change | 5,800 | 8 | 0.0% | 0.0% | 74 | 0 | 0.0% | Q1 2026 | May 06, 2026 |
| Essential Partners LLC | History | New | 4,140 | 6 | 0.0% | — | 75 | +4,140 | New | Q1 2026 | May 21, 2026 |
| CWM, LLC | History | Added to | 3,818 | 5 | 0.0% | — | 77 | +3,737 | 4613.58% | Q1 2026 | May 14, 2026 |
| Ameritas Investment Partners, Inc. | History | No change | 3,692 | 5 | 0.0% | 0.0% | 76 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| MCF Advisors LLC | History | No change | 3,564 | 5 | 0.0% | 0.0% | 78 | 0 | 0.0% | Q1 2026 | May 11, 2026 |
| Legal & General Group Plc | History | Reduced | 3,294 | 4 | 0.0% | 0.0% | 79 | -736 | -18.26% | Q1 2026 | May 08, 2026 |
| Russell Investments Group, Ltd. | History | Added to | 3,257 | 4 | 0.0% | 0.0% | 80 | +50 | 1.56% | Q1 2026 | May 08, 2026 |
| Addison Advisors LLC | History | No change | 3,000 | 4 | 0.0% | 0.0% | 81 | 0 | 0.0% | Q1 2026 | May 08, 2026 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | History | Reduced | 2,133 | 3 | 0.0% | 0.0% | 82 | -288 | -11.9% | Q1 2026 | May 15, 2026 |
| Rockefeller Capital Management L.P. | History | No change | 1,500 | 2 | 0.0% | 0.0% | 83 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| Innovative Asset Advisors Group, LLC | History | New | 1,000 | 1 | 0.0% | — | 87 | +1,000 | New | Q1 2026 | May 12, 2026 |
| Physician Wealth Advisors, Inc. | History | New | 775 | 1 | 0.0% | — | 86 | +775 | New | Q1 2026 | Apr 24, 2026 |
| GAMMA Investing LLC | History | Added to | 1,218 | 1 | 0.0% | — | 85 | +537 | 78.85% | Q1 2026 | Apr 06, 2026 |
| OSAIC HOLDINGS, INC. | History | No change | 795 | 1 | 0.0% | 0.0% | 84 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -474,900 | -100.0% | Q1 2026 | May 14, 2026 |
| MARSHALL WACE, LLP | History | Closed out | 0 | 0 | — | 0.0% | — | -286,045 | -100.0% | Q1 2026 | May 14, 2026 |
| PEAK6 LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -200,000 | -100.0% | Q1 2026 | May 13, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | Closed out | 0 | 0 | — | 0.0% | — | -198,745 | -100.0% | Q1 2026 | May 15, 2026 |
| FreeGulliver LLC | History | Closed out | 0 | 0 | — | 0.1% | — | -195,000 | -100.0% | Q1 2026 | May 15, 2026 |
| Caitong International Asset Management Co., Ltd | History | Closed out | 0 | 0 | — | 0.05% | — | -139,512 | -100.0% | Q1 2026 | May 11, 2026 |
| Aristides Capital LLC | History | Closed out | 0 | 0 | — | 0.03% | — | -136,400 | -100.0% | Q1 2026 | May 14, 2026 |
| Qube Research & Technologies Ltd | History | Closed out | 0 | 0 | — | 0.0% | — | -108,208 | -100.0% | Q1 2026 | May 15, 2026 |
| Caption Management, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -92,501 | -100.0% | Q1 2026 | May 15, 2026 |
| BlueCrest Capital Management Ltd | History | Closed out | 0 | 0 | — | 0.0% | — | -40,000 | -100.0% | Q1 2026 | May 15, 2026 |
| Tradewinds, LLC. | History | Closed out | 0 | 0 | — | 0.01% | — | -36,437 | -100.0% | Q1 2026 | May 04, 2026 |
| NATIONAL BANK OF CANADA /FI/ | History | Closed out | 0 | 0 | — | 0.0% | — | -32,000 | -100.0% | Q1 2026 | May 14, 2026 |
| Abel Hall, LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -28,605 | -100.0% | Q1 2026 | Apr 28, 2026 |
| BLUEFIN CAPITAL MANAGEMENT, LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -20,937 | -100.0% | Q1 2026 | May 15, 2026 |
| Verition Fund Management LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -18,048 | -100.0% | Q1 2026 | May 15, 2026 |
| INTECH INVESTMENT MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -17,010 | -100.0% | Q1 2026 | May 08, 2026 |
| StoneX Group Inc. | History | Closed out | 0 | 0 | — | 0.0% | — | -16,917 | -100.0% | Q1 2026 | May 14, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -10,817 | -100.0% | Q1 2026 | May 15, 2026 |
| Engineers Gate Manager LP | History | Closed out | 0 | 0 | — | 0.0% | — | -10,661 | -100.0% | Q1 2026 | May 15, 2026 |
| Woodbridge CO LTD | History | Closed out | 0 | 0 | — | 0.0% | — | -1,838 | -100.0% | Q1 2026 | May 14, 2026 |
| AMALGAMATED BANK | History | Closed out | 0 | 0 | — | 0.0% | — | -1,239 | -100.0% | Q1 2026 | May 08, 2026 |
| EverSource Wealth Advisors, LLC | History | New | 551 | 0 | — | — | — | +551 | New | Q1 2026 | May 15, 2026 |
| MAI Capital Management | History | Reduced | 28 | 0 | — | — | — | -272 | -90.67% | Q1 2026 | May 15, 2026 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | Added to | 237 | 0 | — | — | — | +232 | 4640.0% | Q1 2026 | May 08, 2026 |
| Federation des caisses Desjardins du Quebec | History | Reduced | 104 | 0 | — | — | — | -150 | -59.06% | Q1 2026 | May 13, 2026 |
| United Financial Planning Group LLC | History | Closed out | 0 | 0 | — | — | — | -100 | -100.0% | Q1 2026 | May 08, 2026 |
| Root Financial Partners, LLC | History | New | 77 | 0 | — | — | — | +77 | New | Q1 2026 | Apr 24, 2026 |
| Farther Finance Advisors, LLC | History | New | 59 | 0 | — | — | — | +59 | New | Q1 2026 | Apr 07, 2026 |
| TD Waterhouse Canada Inc. | History | New | 59 | 0 | — | — | — | +59 | New | Q1 2026 | May 12, 2026 |
| ROTHSCHILD INVESTMENT LLC | History | New | 55 | 0 | — | — | — | +55 | New | Q1 2026 | May 07, 2026 |
| Allworth Financial LP | History | New | 23 | 0 | — | — | — | +23 | New | Q1 2026 | May 14, 2026 |
| True Wealth Design, LLC | History | New | 18 | 0 | — | — | — | +18 | New | Q1 2026 | Apr 13, 2026 |
| SJS Investment Consulting Inc. | History | New | 17 | 0 | — | — | — | +17 | New | Q1 2026 | Apr 23, 2026 |
| IFP Advisors, Inc | History | New | 3 | 0 | — | — | — | +3 | New | Q1 2026 | Apr 13, 2026 |
| CIBC Private Wealth Group LLC | History | No change | 20 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| Sterling Capital Management LLC | History | No change | 235 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | Apr 22, 2026 |
| SBI Securities Co., Ltd. | History | No change | 453 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | Apr 27, 2026 |