Rockwell MedicalRMTI
13F holders, Q4 2025 (December 31)At the end of Q4 2025, 36 institutions reported holding Rockwell Medical Inc. (RMTI) in their 13F filings, unchanged from Q3 2025. 5 opened new positions and 6 sold out. The largest holders were Vanguard Group Inc. ($1.2M), Renaissance Technologies ($390K) and Geode Capital Management, LLC ($304K). 2 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Rockwell Medical Inc.
- CUSIP
- 774374300
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2025 → Q4 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 5 | $168K |
| Exits | 6 | $282K |
All 13F filers, Q3 2025 → Q4 2025: 495,812 shares bought and 357,399 shares sold, net +138,413 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 36 holders
| Vanguard Group Inc. | 0.00% | Add +3.2% | 1,396,990 | $1.2M |
| Renaissance Technologies | 0.00% | Reduce -16.7% | 468,320 | $390K |
| Geode Capital Management, LLC | 0.00% | Add +12.9% | 364,816 | $304K |
| BlackRock, Inc. | 0.00% | Reduce -0.7% | 220,696 | $184K |
| UBS Group AG | 0.00% | Add +1749.8% | 139,715 | $117K |
| Northern Trust Corp. | 0.00% | Add +24.7% | 102,398 | $85K |
| Jane Street Group, LLC | 0.00% | New | 101,079 | $84K |
| State Street Corp. | 0.00% | No change | 100,904 | $84K |
| HighTower Advisors, LLC | 0.00% | No change | 93,524 | $78K |
| Citadel Advisors | 0.00% | New | 81,891 | $68K |
| Perkins Capital Management Inc. | 0.04% | Reduce -5.6% | 67,871 | $57K |
| Panagora Asset Management Inc. | 0.00% | Reduce -1.9% | 67,269 | $56K |
| XTX Topco Ltd | 0.00% | Add +286.5% | 62,097 | $52K |
| LPL Financial LLC | 0.00% | Reduce -8.3% | 41,743 | $35K |
| WealthTrust Axiom LLC | 0.01% | Add +23.4% | 37,900 | $32K |
| Two Sigma Securities, LLC | 0.00% | Add +8.9% | 34,191 | $28K |
| Richmond Brothers, Inc. | 0.02% | Reduce -0.6% | 30,611 | $26K |
| Beacon Financial Advisory LLC | 0.00% | No change | 24,645 | $21K |
| Burford Brothers, Inc. | 0.00% | No change | 14,168 | $12K |
| Mutual Advisors, LLC | 0.00% | New | 12,000 | $10K |
| Commonwealth Equity Services, LLC | 0.00% | Add +0.5% | 10,129 | $8K |
| Tower Research Capital LLC (TRC) | 0.00% | New | 6,464 | $5K |
| Wells Fargo & Company | 0.00% | No change | 4,987 | $4K |
| Morgan Stanley | 0.00% | Reduce -62.4% | 3,542 | $3K |
| Simplex Trading, LLC | 0.00% | Add +60.9% | 2,273 | $2K |
| SHP Wealth Management | 0.00% | — | 1,421 | $1K |
| Bank of America Corp. | 0.00% | Reduce -93.1% | 575 | $478 |
| Fortitude Family Office, LLC | 0.00% | New | 495 | $413 |
| Osaic Holdings, Inc. | 0.00% | Add +3.1% | 461 | $381 |
| Vermillion Wealth Management, Inc. | 0.00% | No change | 360 | $300 |
| SBI Securities Co., Ltd. | 0.00% | Reduce -89.8% | 360 | $300 |
| Jones Financial Companies LLLP | 0.00% | Reduce -79.5% | 258 | $215 |
| Comerica Bank | 0.00% | No change | 163 | $136 |
| JPMorgan Chase & Co. | 0.00% | No change | 35 | $29 |
| Group One Trading LLC | 0.00% | No change | 12 | $10 |
| FMR LLC | 0.00% | No change | 6 | $5 |
"% of holder's portfolio" is RMTI's weight in each manager's 13F, not the share of Rockwell Medical Inc. the manager owns.