ROCKWELL MEDICAL INC (RMTI) Institutional Shareholders
ROCKWELL MEDICAL INC (RMTI) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $1.89M in RMTI holdings during the latest filing period.
Vanguard Capital Management Llc is currently the largest disclosed institutional shareholder of RMTI tracked by InsiderSet, reporting ownership valued at approximately $677,668 in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $9.92M, representing an estimated gain of +1363.70% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 88% of the total disclosed RMTI value among the investors covered in this analysis. Major shareholders include Vanguard Capital Management Llc, Geode Capital Management, Llc, Renaissance Technologies LLC, and several other long-term asset managers with concentrated positions in ROCKWELL MEDICAL INC (RMTI).
This page ranks the largest institutional RMTI shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
34
Total Reported Value
$1.89M
Largest Holder
Vanguard Capital Management Llc
Largest Position
$677,668
Insider Transactions (90d)
10
Latest Filing Quarter
Q2 2026
New Institutional Positions
53
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Vanguard Capital Management Llc | 0.00% | 1,229,888 | $677,668 | $9,919,047 | +$9,241,379 | +1363.70% | |
| Geode Capital Management, Llc | 0.00% | 364,061 | $213,901 | $2,936,152 | +$2,722,251 | +1272.67% | |
| Renaissance Technologies LLC | Jim Simons | 0.00% | 359,672 | $197,999 | $2,900,755 | +$2,702,756 | +1365.04% |
| Jane Street Group, Llc | 0.00% | 245,229 | $134,998 | $1,977,772 | +$1,842,774 | +1365.04% | |
| Vanguard Fiduciary Trust Co | 0.00% | 232,660 | $128,196 | $1,876,403 | +$1,748,207 | +1363.70% | |
| Wealthspire Advisors, Llc | 0.00% | 151,838 | $83,587 | $1,224,573 | +$1,140,986 | +1365.03% | |
| Blackrock, Inc. | 0.00% | 144,756 | $79,688 | $1,167,457 | +$1,087,769 | +1365.04% | |
| State Street Corp | 0.00% | 100,904 | $55,548 | $813,791 | +$758,243 | +1365.02% | |
| Northern Trust Corp | 0.00% | 91,862 | $50,570 | $740,867 | +$690,297 | +1365.03% | |
| Ubs Group Ag | 0.00% | 70,010 | $38,505 | $564,631 | +$526,126 | +1366.38% | |
| Panagora Asset Management Inc | 0.00% | 69,353 | $38,179 | $559,332 | +$521,153 | +1365.03% | |
| Gsa Capital Partners Llp | 0.00% | 69,800 | $38,000 | $562,937 | +$524,937 | +1381.41% | |
| Corsair Capital Management, L.P. | 0.00% | 50,000 | $27,525 | $403,250 | +$375,725 | +1365.03% | |
| Lpl Financial Llc | 0.00% | 40,259 | $22,163 | $324,689 | +$302,526 | +1365.00% | |
| Wealthtrust Axiom Llc | 0.00% | 33,000 | $18,166 | $266,145 | +$247,979 | +1365.07% | |
| Richmond Brothers, Inc. | 0.01% | 30,611 | $16,851 | $246,878 | +$230,027 | +1365.06% | |
| Spartan Wealth Advisory Services Llc | 0.00% | 25,010 | $13,768 | $201,706 | +$187,938 | +1365.03% | |
| Two Sigma Securities, Llc | 0.00% | 24,743 | $13,621 | $199,552 | +$185,931 | +1365.03% | |
| Tower Research Capital Llc (Trc) | 0.00% | 14,386 | $7,919 | $116,023 | +$108,104 | +1365.12% | |
| Burford Brothers, Inc. | 0.00% | 14,168 | $7,799 | $114,265 | +$106,466 | +1365.12% | |
| Xtx Topco Ltd | 0.00% | 11,184 | $6,157 | $90,199 | +$84,042 | +1364.98% | |
| Vanguard Global Advisers, Llc | 0.00% | 10,571 | $5,825 | $85,255 | +$79,430 | +1363.61% | |
| Savvy Advisors, Inc. | 0.00% | 10,000 | $5,505 | $80,650 | +$75,145 | +1365.03% | |
| Wells Fargo & Company/Mn | 0.00% | 9,987 | $5,498 | $80,545 | +$75,047 | +1364.99% | |
| Morgan Stanley | 0.00% | 4,321 | $2,379 | $34,849 | +$32,470 | +1364.85% | |
| Shp Wealth Management | 0.00% | 1,421 | $782 | $11,460 | +$10,678 | +1365.52% | |
| Ifg Advisory, Llc | 0.00% | 670 | $369 | $5,404 | +$5,035 | +1364.38% | |
| Group One Trading Llc | 0.00% | 463 | $255 | $3,734 | +$3,479 | +1364.35% | |
| Osaic Holdings, Inc. | 0.00% | 445 | $244 | $3,589 | +$3,345 | +1370.87% | |
| Jones Financial Companies Lllp | 0.00% | 258 | $168 | $2,081 | +$1,913 | +1138.55% | |
| Barclays Plc | 0.00% | 209 | $115 | $1,686 | +$1,571 | +1365.73% | |
| Fifth Third Bancorp | 0.00% | 163 | $90 | $1,315 | +$1,225 | +1360.66% | |
| Farther Finance Advisors, Llc | 0.00% | 39 | $21 | $315 | +$294 | +1397.79% | |
| Fmr Llc | 0.00% | 6 | $3 | $48 | +$45 | +1513.00% |
Frequently asked questions about RMTI
Who owns the most RMTI stock?
The largest holders of RMTI are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for ROCKWELL MEDICAL INC (RMTI).
Is RMTI widely held by superinvestors?
Many widely followed stocks like RMTI appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly RMTI is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.