RMTI Institutional Ownership & Shareholders
ROCKWELL MEDICAL INC (RMTI) is currently held by 36 institutional investors tracked by InsiderSet, with a combined reported market value of approximately $1.90M based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026.
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 $8.70M, representing an estimated gain of +1183.12% 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
36
Total Reported Value
$1.90M
Largest Holder
Vanguard Capital Management Llc
Largest Position
$677,668
Insider Transactions (90d)
2
Latest Filing Quarter
Q2 2026
New Institutional Positions
54
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 | $8,695,308 | +$8,017,640 | +1183.12% | |
| Geode Capital Management, Llc | 0.00% | 364,061 | $213,901 | $2,573,911 | +$2,360,010 | +1103.32% | |
| Renaissance Technologies LLC | Jim Simons | 0.00% | 359,672 | $197,999 | $2,542,881 | +$2,344,882 | +1184.29% |
| Jane Street Group, Llc | 0.00% | 245,229 | $134,998 | $1,733,769 | +$1,598,771 | +1184.29% | |
| Vanguard Fiduciary Trust Co | 0.00% | 232,660 | $128,196 | $1,644,906 | +$1,516,710 | +1183.12% | |
| Wealthspire Advisors, Llc | 0.00% | 151,838 | $83,587 | $1,073,495 | +$989,908 | +1184.28% | |
| Blackrock, Inc. | 0.00% | 144,756 | $79,688 | $1,023,425 | +$943,737 | +1184.29% | |
| State Street Corp | 0.00% | 100,904 | $55,548 | $713,391 | +$657,843 | +1184.28% | |
| Northern Trust Corp | 0.00% | 91,862 | $50,570 | $649,464 | +$598,894 | +1184.29% | |
| Ubs Group Ag | 0.00% | 70,010 | $38,505 | $494,971 | +$456,466 | +1185.47% | |
| Panagora Asset Management Inc | 0.00% | 69,353 | $38,179 | $490,326 | +$452,147 | +1184.28% | |
| Gsa Capital Partners Llp | 0.00% | 69,800 | $38,000 | $493,486 | +$455,486 | +1198.65% | |
| Corsair Capital Management, L.P. | 0.00% | 50,000 | $27,525 | $353,500 | +$325,975 | +1184.29% | |
| Lpl Financial Llc | 0.00% | 40,259 | $22,163 | $284,631 | +$262,468 | +1184.26% | |
| Wealthtrust Axiom Llc | 0.00% | 33,000 | $18,166 | $233,310 | +$215,144 | +1184.32% | |
| Richmond Brothers, Inc. | 0.01% | 30,611 | $16,851 | $216,420 | +$199,569 | +1184.31% | |
| Spartan Wealth Advisory Services Llc | 0.00% | 25,010 | $13,768 | $176,821 | +$163,053 | +1184.29% | |
| Two Sigma Securities, Llc | 0.00% | 24,743 | $13,621 | $174,933 | +$161,312 | +1184.29% | |
| Harbour Investments, Inc. | 0.00% | 21,865 | $12,037 | $154,586 | +$142,549 | +1184.25% | |
| Tower Research Capital Llc (Trc) | 0.00% | 14,386 | $7,919 | $101,709 | +$93,790 | +1184.37% | |
| Xtx Topco Ltd | 0.00% | 11,184 | $6,157 | $79,071 | +$72,914 | +1184.24% | |
| Vanguard Global Advisers, Llc | 0.00% | 10,571 | $5,825 | $74,737 | +$68,912 | +1183.04% | |
| Savvy Advisors, Inc. | 0.00% | 10,000 | $5,505 | $70,700 | +$65,195 | +1184.29% | |
| Wells Fargo & Company/Mn | 0.00% | 9,987 | $5,498 | $70,608 | +$65,110 | +1184.25% | |
| Morgan Stanley | 0.00% | 4,321 | $2,379 | $30,549 | +$28,170 | +1184.13% | |
| Shp Wealth Management | 0.00% | 1,421 | $782 | $10,046 | +$9,264 | +1184.71% | |
| Ifg Advisory, Llc | 0.00% | 670 | $369 | $4,737 | +$4,368 | +1183.71% | |
| William Mack & Associates, Inc. | 0.00% | 30 | $257 | $212 | -$45 | -17.47% | |
| Group One Trading Llc | 0.00% | 463 | $255 | $3,273 | +$3,018 | +1183.69% | |
| Osaic Holdings, Inc. | 0.00% | 445 | $244 | $3,146 | +$2,902 | +1189.41% | |
| Jones Financial Companies Lllp | 0.00% | 258 | $168 | $1,824 | +$1,656 | +985.75% | |
| Barclays Plc | 0.00% | 209 | $115 | $1,478 | +$1,363 | +1184.90% | |
| Fifth Third Bancorp | 0.00% | 163 | $90 | $1,152 | +$1,062 | +1180.46% | |
| Sbi Securities Co., Ltd. | 0.00% | 5 | $43 | $35 | -$8 | -17.79% | |
| Farther Finance Advisors, Llc | 0.00% | 3 | $26 | $21 | -$5 | -18.42% | |
| Fmr Llc | 0.00% | 6 | $3 | $42 | +$39 | +1314.00% |
Frequently asked questions about RMTI
Who are the largest institutional holders of RMTI?
The largest institutional holders of RMTI reported in the latest SEC Form 13F filings include Vanguard Capital Management Llc, Geode Capital Management, Llc, Renaissance Technologies LLC, Jane Street Group, Llc, and Vanguard Fiduciary Trust Co. InsiderSet ranks institutional holders by their latest reported RMTI position.
What is RMTI institutional ownership?
This page tracks RMTI positions reported by institutional investment managers through SEC Form 13F. ROCKWELL MEDICAL INC (RMTI) institutional ownership on InsiderSet reflects disclosed 13F holdings among the managers we analyze, not every shareholder of the stock.
How many institutions own RMTI?
InsiderSet currently tracks 36 institutional managers reporting RMTI holdings in the latest available 13F data. This count reflects institutions included in the SEC Form 13F filings analyzed by InsiderSet and should not be interpreted as the total number of RMTI shareholders.
How much RMTI stock do institutions own?
Institutional investment managers disclosed approximately $1.90M in RMTI holdings for Q2 2026. This figure is reported 13F value as of the filing period, not necessarily today's market value.
When was RMTI institutional ownership last updated?
The latest RMTI institutional ownership data on InsiderSet is based on SEC Form 13F filings for the quarter ended June 30, 2026. Form 13F filings are generally reported after the quarter ends, so the holdings shown represent the latest publicly disclosed positions rather than real-time institutional holdings.
Are institutional RMTI holdings real-time?
No. Form 13F data is not real-time. It represents positions reported by institutional investment managers as of the end of the reporting quarter. An institution may have changed its RMTI position after the reporting date.
Are institutions buying or selling RMTI?
Institutional buying and selling can be analyzed by comparing RMTI positions across consecutive 13F reporting periods. InsiderSet's RMTI Ownership Changes page shows institutions that increased, reduced, initiated, or exited positions based on reported 13F holdings. View RMTI ownership changes.
How has RMTI institutional ownership changed over time?
InsiderSet tracks RMTI institutional holdings across multiple 13F reporting periods, allowing investors to compare institutional holder counts, reported value, and reported shares over time.