Security key
774374300
ROCKWELL MEDICAL, INC. - Common Stock, par value $0.0001 per share (RMTI)
CUSIP: 774374300
Q1 2026 13F Holders as of 31 Mar 2026
- Security type / class
- Equity / Common Stock, par value $0.0001 per share
- Total 13F shares
- 3,977,821
- Total 13F value
- $3,552,338
- Share change
- +431,396
- Put/Call ratio
- 66%
- SEC-reported price per share
- $0.89
- Number of holders
- 42
- Value change
- +$392,061
- Number of buys
- 18
- Number of sells
- 12
- Shares outstanding
- 89,116,466
Holder snapshot
7 facts
Show 1 more fact
Security identity
1 fact
Report period
Q1 2026
Institutions
42
Top holders
10
RMTI full security history
Ownership snapshot
Full 13F holder table
Previous quarter: Q4 2025
ROCKWELL MEDICAL, INC. SEC filings
ROCKWELL MEDICAL, INC. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 774374300
Recent filing periods:
Ownership snapshot
Top reported holders of RMTI - ROCKWELL MEDICAL, INC. - Common Stock, par value $0.0001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Irrevocable Larson Family...
Disclosed value leader
Irrevocable Larson Family...
Comparable rows
15/15
Latest evidence
14 Mar 2026
3/4/5
13D/G
13F
Lead comparable stake: 11%
13D/G row: Irrevocable Larson Family Investment Trust
Showing 1-6 of 15 holder rows.
Quick read
Irrevocable Larson Family Investment Trust leads the comparable SEC ownership view at 11%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Comparable ownership
Top 5
Irrevocable Larson Family Investm...
11%
Mark H. Ravich
0.17%
Robert S. Radie
0.16%
Allen R. Nissenson
0.16%
Andrea Heslin Smiley
0.16%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Irrevocable Larson Family Investment Trust |
3/4/5
13D/G
10%+ Owner
|
11%
from 13D/G
|
$3,861,311
3,557,500 shares
|
— | 10 Apr 2025 |
| Mark H. Ravich |
3/4/5
Director
|
0.17%
|
$149,590
151,103 shares
|
— | 20 May 2025 |
| Robert S. Radie |
3/4/5
Director
|
0.16%
|
$142,089
143,525 shares
|
— | 20 May 2025 |
| Allen R. Nissenson |
3/4/5
Director
|
0.16%
|
$141,171
142,597 shares
|
— | 20 May 2025 |
| Andrea Heslin Smiley |
3/4/5
Director
|
0.16%
|
$140,641
142,062 shares
|
— | 20 May 2025 |
| John G. Cooper |
3/4/5
Director
|
0.16%
|
$122,123
140,372 shares
|
-$4,419 | 18 Nov 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
42
Shares
3,977,821
Rows available
42
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2026 vs Q4 2025 Across Filers
Q4 2025 holders
36
Q1 2026 holders
42
Holder diff
6
| Investor | Q4 2025 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q4 2025 value | Q1 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend