Rockwell Medical, Inc.
RMTI- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001041024
No open-market purchases or sales by Rockwell Medical, Inc. insiders were filed in the last 90 days; 37 institutions reported holding it in 13F filings for Q2 2026, worth $1.90M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Rockwell Medical, 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
- 42
- +8 vs. Q4 2025
- Shares held
- 3.98M
- +1.88M (+89.7%) vs. Q4 2025
- Total value
- $3.55M
- +$1.80M (+103.2%) vs. Q4 2025
- New holders
- 13
- 10 more added
- Sold out
- 5
- 7 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 RMTI 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 | 37 | $1.90M |
| Q1 2026 | 42 | $3.55M |
| Q4 2025 | 36 | $2.91M |
| Q3 2025 | 36 | $4.03M |
| Q2 2025 | 42 | $5.00M |
| Q1 2025 | 46 | $7.87M |
| Q4 2024 | 53 | $16.8M |
| Q3 2024 | 53 | $37.5M |
| Q2 2024 | 31 | $11.0M |
| Q1 2024 | 33 | $9.04M |
| Q4 2023 | 34 | $9.68M |
| Q3 2023 | 32 | $10.8M |
| Q2 2023 | 40 | $16.8M |
| Q1 2023 | 33 | $3.56M |
| Q4 2022 | 32 | $2.91M |
| Q3 2022 | 36 | $3.32M |
| Q2 2022 | 36 | $2.45M |
| Q1 2022 | 59 | $9.06M |
| Q4 2021 | 62 | $7.65M |
| Q3 2021 | 62 | $7.04M |
| Q2 2021 | 78 | $15.0M |
| Q1 2021 | 92 | $25.4M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Rockwell Medical, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Capital Management LLC | 1,182,361 | $1.06M | 0.00% | +1,182,361 | New |
| Renaissance Technologies LLC | 639,120 | $570.9K | 0.00% | +170,800+36.5% | Added |
| Geode Capital Management, LLC | 429,180 | $383.4K | 0.00% | +64,364+17.6% | Added |
| BlackRock, Inc. | 236,671 | $211.4K | 0.00% | +15,975+7.2% | Added |
| Vanguard Fiduciary Trust Co | 231,258 | $206.5K | 0.00% | +231,258 | New |
| UBS Group AG | 178,886 | $159.7K | 0.00% | +39,171+28.0% | Added |
| Wealthspire Advisors, LLC | 151,838 | $135.6K | 0.00% | +151,838 | New |
| Northern Trust Corp | 104,523 | $93.4K | 0.00% | +2,125+2.1% | Added |
| State Street Corp | 100,904 | $90.1K | 0.00% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 93,524 | $83.5K | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 78,956 | $70.5K | 0.00% | −22,123−21.9% | Reduced |
| Perkins Capital Management Inc | 70,371 | $62.9K | 0.06% | +2,500+3.7% | Added |
| Panagora Asset Management Inc | 69,726 | $62.3K | 0.00% | +2,457+3.7% | Added |
| Corsair Capital Management, L.P. | 50,000 | $44.7K | 0.01% | +50,000 | New |
| XTX Topco Ltd | 46,836 | $41.8K | 0.00% | −15,261−24.6% | Reduced |
| LPL Financial LLC | 40,743 | $36.4K | 0.00% | −1,000−2.4% | Reduced |
| WealthTrust Axiom LLC | 39,100 | $34.9K | 0.01% | +1,200+3.2% | Added |
| Prudential Financial Inc | 35,800 | $32.0K | 0.00% | +35,800 | New |
| Harbour Investments, Inc. | 33,674 | $30.1K | 0.00% | +33,674 | New |
| Richmond Brothers, Inc. | 30,611 | $27.3K | 0.02% | 00.0% | Unchanged |
| Spartan Wealth Advisory Services LLC | 25,010 | $22.3K | 0.00% | +25,010 | New |
| Beacon Financial Advisory LLC | 24,645 | $22.0K | 0.00% | 00.0% | Unchanged |
| Burford Brothers, Inc. | 14,168 | $12.7K | 0.01% | 00.0% | Unchanged |
| HRT Financial LP | 12,762 | $11.0K | 0.00% | +12,762 | New |
| Mutual Advisors, LLC | 12,000 | $10.7K | 0.00% | 00.0% | Unchanged |
| Vanguard Global Advisers, LLC | 10,571 | $9.44K | 0.00% | +10,571 | New |
| Citigroup Inc | 10,276 | $9.18K | 0.00% | +10,276 | New |
| Commonwealth Equity Services, LLC | 10,084 | $9.01K | 0.00% | −45−0.4% | Reduced |
| Wells Fargo & Company | 4,987 | $4.45K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 3,868 | $3.46K | 0.00% | +326+9.2% | Added |
| Tower Research Capital LLC (TRC) | 2,042 | $1.82K | 0.00% | −4,422−68.4% | Reduced |
| SHP Wealth Management | 1,421 | $1.27K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 445 | $396 | 0.00% | −16−3.5% | Reduced |
| Vermillion Wealth Management, Inc. | 360 | $322 | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 293 | $262 | 0.00% | +281+2,341.7% | Added |
| Scarborough Advisors, LLC | 269 | $240 | 0.00% | +269 | New |
| Jones Financial Companies LLLP | 258 | $224 | 0.00% | 00.0% | Unchanged |
| Fifth Third Bancorp | 163 | $146 | 0.00% | +163 | New |
| SBI Securities Co., Ltd. | 67 | $60 | 0.00% | −293−81.4% | Reduced |
| JPMorgan Chase & Co | 35 | $30 | 0.00% | 00.0% | Unchanged |
| Leo H. Evart, Inc. | 9 | $8 | 0.00% | +9 | New |
| FMR LLC | 6 | $6 | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −81,891−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −34,191−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −2,273−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −575−100.0% | Sold out |
| Fortitude Family Office, LLC | 0 | $0 | 0.00% | −495−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Comerica Bank | – | – | – | – | Not filed |