WIXOM, MI
ROCKWELL MEDICAL, INC.RMTI— Latest position per institution from SEC 13F filings
15
Institutional holders
7.99M
Total shares held
7.58M
Estimated value
399.32K
Avg. position size
ARMISTICE CAPITAL, LLC
CIK 1601086
Shares
2.15M
Value
1.82M
Filed
Jun 30, 2025
VANGUARD GROUP INC
CIK 102909
Shares
1.40M
Value
1.17M
Filed
Dec 31, 2025
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
1.23M
Value
677.67K
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
364.06K
Value
213.90K
Filed
Jun 30, 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
Shares
359.67K
Value
198K
Filed
Jun 30, 2026
GLOBEFLEX CAPITAL L P
CIK 921531
Shares
312.06K
Value
264.62K
Filed
Jun 30, 2025
JANE STREET GROUP, LLC
CIK 1595888
Shares
245.23K
Value
135K
Filed
Jun 30, 2026
VANGUARD FIDUCIARY TRUST CO
CIK 933478
Shares
232.66K
Value
128.20K
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
218.72K
Value
384.95K
Filed
Jun 30, 2024
INFORMED MOMENTUM CO LLC
CIK 1510989
Shares
178.74K
Value
709.61K
Filed
Sep 30, 2024
MARSHALL WACE, LLP
CIK 1318757
Shares
173.78K
Value
147.71K
Filed
Jun 30, 2025
WEALTHSPIRE ADVISORS, LLC
CIK 1646247
Shares
151.84K
Value
83.59K
Filed
Jun 30, 2026
STRATOS WEALTH PARTNERS, LTD.
CIK 1612865
Shares
150.18K
Value
819.96K
Filed
Jun 30, 2023
AMERIPRISE FINANCIAL INC
CIK 820027
Shares
148.30K
Value
125.76K
Filed
Jun 30, 2025
BLACKROCK, INC.
CIK 2012383
Shares
144.76K
Value
79.69K
Filed
Jun 30, 2026
CLARIVEST ASSET MANAGEMENT LLC
CIK 1388167
Shares
134.20K
Value
279.00
Filed
Sep 30, 2023
WALLEYE CAPITAL LLC
CIK 1758720
Shares
109.56K
Value
434.96K
Filed
Sep 30, 2024
STATE STREET CORP
CIK 93751
Shares
100.90K
Value
55.55K
Filed
Jun 30, 2026
HIGHTOWER ADVISORS, LLC
CIK 1462245
Shares
93.52K
Value
83.54K
Filed
Mar 31, 2026
NORTHERN TRUST CORP
CIK 73124
Shares
91.86K
Value
50.57K
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | ARMISTICE CAPITAL, LLC | 1601086 | 2.15M | 1.82M | Jun 30, 2025 |
| 2 | VANGUARD GROUP INC | 102909 | 1.40M | 1.17M | Dec 31, 2025 |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 1.23M | 677.67K | Jun 30, 2026 |
| 4 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 364.06K | 213.90K | Jun 30, 2026 |
| 5 | RENAISSANCE TECHNOLOGIES LLC | 1037389 | 359.67K | 198K | Jun 30, 2026 |
| 6 | GLOBEFLEX CAPITAL L P | 921531 | 312.06K | 264.62K | Jun 30, 2025 |
| 7 | JANE STREET GROUP, LLC | 1595888 | 245.23K | 135K | Jun 30, 2026 |
| 8 | VANGUARD FIDUCIARY TRUST CO | 933478 | 232.66K | 128.20K | Jun 30, 2026 |
| 9 | BLACKROCK FINANCE, INC. | 1364742 | 218.72K | 384.95K | Jun 30, 2024 |
| 10 | INFORMED MOMENTUM CO LLC | 1510989 | 178.74K | 709.61K | Sep 30, 2024 |
| 11 | MARSHALL WACE, LLP | 1318757 | 173.78K | 147.71K | Jun 30, 2025 |
| 12 | WEALTHSPIRE ADVISORS, LLC | 1646247 | 151.84K | 83.59K | Jun 30, 2026 |
| 13 | STRATOS WEALTH PARTNERS, LTD. | 1612865 | 150.18K | 819.96K | Jun 30, 2023 |
| 14 | AMERIPRISE FINANCIAL INC | 820027 | 148.30K | 125.76K | Jun 30, 2025 |
| 15 | BLACKROCK, INC. | 2012383 | 144.76K | 79.69K | Jun 30, 2026 |
| 16 | CLARIVEST ASSET MANAGEMENT LLC | 1388167 | 134.20K | 279.00 | Sep 30, 2023 |
| 17 | WALLEYE CAPITAL LLC | 1758720 | 109.56K | 434.96K | Sep 30, 2024 |
| 18 | STATE STREET CORP | 93751 | 100.90K | 55.55K | Jun 30, 2026 |
| 19 | HIGHTOWER ADVISORS, LLC | 1462245 | 93.52K | 83.54K | Mar 31, 2026 |
| 20 | NORTHERN TRUST CORP | 73124 | 91.86K | 50.57K | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.