ROCKWELL MEDICAL, INC. - RMTI
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| VANGUARD GROUP INC | History | No change | 1,396,990 | 1,165 | 0.0% | 0.0% | 1 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | History | New | 1,182,361 | 1,055 | 0.0% | — | 2 | +1,182,361 | New | Q1 2026 | May 15, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Added to | 639,120 | 570 | 0.0% | 0.0% | 3 | +170,800 | 36.47% | Q1 2026 | May 14, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 429,180 | 383 | 0.0% | 0.0% | 4 | +64,364 | 17.64% | Q1 2026 | May 15, 2026 |
| BlackRock, Inc. | History | Added to | 236,671 | 211 | 0.0% | 0.0% | 5 | +15,975 | 7.24% | Q1 2026 | May 13, 2026 |
| VANGUARD FIDUCIARY TRUST CO | History | New | 231,258 | 206 | 0.0% | — | 6 | +231,258 | New | Q1 2026 | May 08, 2026 |
| UBS Group AG | History | Added to | 178,886 | 159 | 0.0% | 0.0% | 7 | +39,171 | 28.04% | Q1 2026 | May 05, 2026 |
| Wealthspire Advisors, LLC | History | New | 151,838 | 135 | 0.0% | — | 8 | +151,838 | New | Q1 2026 | May 01, 2026 |
| NORTHERN TRUST CORP | History | Added to | 104,523 | 93 | 0.0% | 0.0% | 9 | +2,125 | 2.08% | Q1 2026 | May 14, 2026 |
| STATE STREET CORP | History | No change | 100,904 | 90 | 0.0% | 0.0% | 10 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| HighTower Advisors, LLC | History | No change | 93,524 | 83 | 0.0% | 0.0% | 11 | 0 | 0.0% | Q1 2026 | May 05, 2026 |
| JANE STREET GROUP, LLC | History | Reduced | 78,956 | 70 | 0.0% | 0.0% | 12 | -22,123 | -21.89% | Q1 2026 | May 12, 2026 |
| PERKINS CAPITAL MANAGEMENT INC | History | Added to | 70,371 | 62 | 0.06% | 0.04% | 14 | +2,500 | 3.68% | Q1 2026 | Apr 23, 2026 |
| PANAGORA ASSET MANAGEMENT INC | History | Added to | 69,726 | 62 | 0.0% | 0.0% | 13 | +2,457 | 3.65% | Q1 2026 | May 14, 2026 |
| CORSAIR CAPITAL MANAGEMENT, L.P. | History | New | 50,000 | 44 | 0.01% | — | 15 | +50,000 | New | Q1 2026 | May 15, 2026 |
| XTX Topco Ltd | History | Reduced | 46,836 | 41 | 0.0% | 0.0% | 16 | -15,261 | -24.58% | Q1 2026 | May 15, 2026 |
| LPL Financial LLC | History | Reduced | 40,743 | 36 | 0.0% | 0.0% | 17 | -1,000 | -2.4% | Q1 2026 | May 06, 2026 |
| WealthTrust Axiom LLC | History | Added to | 39,100 | 34 | 0.01% | 0.01% | 18 | +1,200 | 3.17% | Q1 2026 | May 11, 2026 |
| PRUDENTIAL FINANCIAL INC | History | New | 35,800 | 31 | 0.0% | — | 19 | +35,800 | New | Q1 2026 | May 13, 2026 |
| HARBOUR INVESTMENTS, INC. | History | New | 33,674 | 30 | 0.0% | — | 20 | +33,674 | New | Q1 2026 | May 15, 2026 |
| CITADEL ADVISORS LLC | History | Reduced | 32,600 | 29 | 0.0% | 0.0% | 21 | -93,091 | -74.06% | Q1 2026 | May 15, 2026 |
| Richmond Brothers, Inc. | History | No change | 30,611 | 27 | 0.02% | 0.02% | 22 | 0 | 0.0% | Q1 2026 | May 11, 2026 |
| Spartan Wealth Advisory Services LLC | History | New | 25,010 | 22 | 0.0% | — | 24 | +25,010 | New | Q1 2026 | May 06, 2026 |
| Beacon Financial Advisory LLC | History | No change | 24,645 | 22 | 0.0% | 0.0% | 23 | 0 | 0.0% | Q1 2026 | Apr 27, 2026 |
| Burford Brothers, Inc. | History | No change | 14,168 | 12 | 0.0% | 0.0% | 25 | 0 | 0.0% | Q1 2026 | Apr 27, 2026 |
| HRT FINANCIAL LP | History | New | 12,762 | 11 | 0.0% | — | 26 | +12,762 | New | Q1 2026 | May 14, 2026 |
| Mutual Advisors, LLC | History | No change | 12,000 | 10 | 0.0% | 0.0% | 27 | 0 | 0.0% | Q1 2026 | May 01, 2026 |
| Vanguard Global Advisers, LLC | History | New | 10,571 | 9 | 0.0% | — | 30 | +10,571 | New | Q1 2026 | May 08, 2026 |
| CITIGROUP INC | History | New | 10,276 | 9 | 0.0% | — | 29 | +10,276 | New | Q1 2026 | May 11, 2026 |
| COMMONWEALTH EQUITY SERVICES, LLC | History | Reduced | 10,084 | 9 | 0.0% | 0.0% | 28 | -45 | -0.44% | Q1 2026 | Apr 27, 2026 |
| WELLS FARGO & COMPANY/MN | History | No change | 4,987 | 4 | 0.0% | 0.0% | 31 | 0 | 0.0% | Q1 2026 | May 11, 2026 |
| MORGAN STANLEY | History | Added to | 3,868 | 3 | 0.0% | 0.0% | 32 | +326 | 9.2% | Q1 2026 | May 15, 2026 |
| Tower Research Capital LLC (TRC) | History | Reduced | 2,042 | 1 | 0.0% | 0.0% | 33 | -4,422 | -68.41% | Q1 2026 | May 15, 2026 |
| SHP Wealth Management | History | No change | 1,421 | 1 | 0.0% | 0.0% | 34 | 0 | 0.0% | Q1 2026 | May 08, 2026 |
| TWO SIGMA SECURITIES, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -34,191 | -100.0% | Q1 2026 | May 15, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Closed out | 0 | 0 | — | 0.0% | — | -21,300 | -100.0% | Q1 2026 | May 15, 2026 |
| SIMPLEX TRADING, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -2,273 | -100.0% | Q1 2026 | May 14, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Closed out | 0 | 0 | — | — | — | -575 | -100.0% | Q1 2026 | May 15, 2026 |
| Fortitude Family Office, LLC | History | Closed out | 0 | 0 | — | — | — | -495 | -100.0% | Q1 2026 | Apr 15, 2026 |
| SBI Securities Co., Ltd. | History | Reduced | 67 | 0 | — | — | — | -293 | -81.39% | Q1 2026 | Apr 27, 2026 |
| GROUP ONE TRADING LLC | History | Added to | 293 | 0 | — | — | — | +281 | 2341.67% | Q1 2026 | May 13, 2026 |
| Scarborough Advisors, LLC | History | New | 269 | 0 | — | — | — | +269 | New | Q1 2026 | May 07, 2026 |
| FIFTH THIRD BANCORP | History | New | 163 | 0 | — | — | — | +163 | New | Q1 2026 | May 01, 2026 |
| OSAIC HOLDINGS, INC. | History | Reduced | 445 | 0 | — | — | — | -16 | -3.47% | Q1 2026 | May 15, 2026 |
| Leo H. Evart, Inc. | History | New | 9 | 0 | — | — | — | +9 | New | Q1 2026 | May 13, 2026 |
| JPMORGAN CHASE & CO | History | No change | 35 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| FMR LLC | History | No change | 6 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| JONES FINANCIAL COMPANIES LLLP | History | No change | 258 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| COMERICA BANK | History | No change | 163 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| Vermillion Wealth Management, Inc. | History | No change | 360 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | Apr 17, 2026 |