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Buy Day today: Good (62) Broad market participation · no major macro event
RMTI

Rockwell Medical Inc

Healthcare · Drug Manufacturers - Specialty & Generic

7.90$ +1.4% vs. previous close Closing price · As of: Sep 17, 2026

Ownership

Ownership Structure

Who owns Rockwell Medical Inc (RMTI)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 88.9% of the shares are freely tradable; institutional investors hold 10.1%.

Institutional ownership ?Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings. 10.1%
Insiders ?Share of the stock held by the executives, founders and major shareholders of the company itself. 12.3%
Float ?Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders. 88.9%
Short % of float ?Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices. 2.4%
Shares Outstanding ?Total number of shares issued. Price times share count gives market cap. 4Mio.

Largest Shareholders

Institutions

Institutions RMTI
Name Stake (%) Shares Change (%) Date
Vanguard Capital Management, LLC 2.93 1,182,361 +0.0 03/31/2026
Renaissance Technologies Corp 1.59 639,120 +36.5 03/31/2026
Geode Capital Management, LLC 1.06 429,180 +17.6 03/31/2026
BlackRock Inc 0.59 236,671 +7.2 03/31/2026
Vanguard Fiduciary Trust Co 0.57 231,258 +0.0 03/31/2026
UBS Group AG 0.44 178,886 +28.0 03/31/2026
Sontag Advisory LLC 0.38 151,838 +0.0 06/30/2026

Funds

Funds RMTI
Name Stake (%) Shares Change (%) Date
Vanguard MStar Total Stk Mkt Idx Invest 2.10 84,492 +0.0 07/31/2026
Vanguard Institutional Extnd Mkt Idx Tr 0.89 35,915 +0.0 07/31/2026
Fidelity Extended Market Index 0.45 18,303 -0.2 07/31/2026

Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.

Data as of: September 17, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)

Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.

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