How many institutions held RMTI - ROCKWELL MEDICAL, INC. - Common Stock, par value $0.0001 per share in Q4 2022?

29 institutional investors reported RMTI - ROCKWELL MEDICAL, INC. - Common Stock, par value $0.0001 per share for Q4 2022. Use the holders table for investor-level position and value details.

ROCKWELL MEDICAL, INC. - Common Stock, par value $0.0001 per share (RMTI)

Q: What does CUSIP 774374300 represent in this 13F holders report?

CUSIP 774374300 is the security identifier for RMTI - ROCKWELL MEDICAL, INC. - Common Stock, par value $0.0001 per share used to aggregate holder disclosures.

CUSIP: 774374300

Q4 2022 13F Holders as of 31 Dec 2022

Type / Class: Equity / Common Stock, par value $0.0001 per share
Shares outstanding: 89,116,466
Total 13F shares: 2,871,821
Share change: +272,159
Total reported value: $2,913,420
Put/Call ratio: 20%
Price per share: $1.02
Number of holders: 29
Value change: +$269,328
Number of buys: 14
Number of sells: 8

Quarterly Holders Quick Answers

What is CUSIP 774374300?
CUSIP 774374300 identifies RMTI - ROCKWELL MEDICAL, INC. - Common Stock, par value $0.0001 per share in SEC institutional holdings data.

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Back to full security ownership history for the broader multi-quarter picture.
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SEC investors directory for manager drilldown.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q1 2023
Previous quarter: Q3 2022

Recent filing periods for CUSIP 774374300:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders 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. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
ARMISTICE CAPITAL, LLC	13F	Company	1.1%	959,000	$1,266,000	—	30 Sep 2022	13F
Richmond Brothers, Inc.	13F	Company	0.7%	624,695	$724,000	—	30 Sep 2022	13F
PERKINS CAPITAL MANAGEMENT INC	13F	Company	0.35%	313,903	$414,000	—	30 Sep 2022	13F
VANGUARD GROUP INC	13F	Company	0.25%	221,658	$293,000	—	30 Sep 2022	13F
John Peter Mclaughlin	3/4/5	Director	— mixed-class rows	209,831 mixed-class rows	$191,764	—	17 Jun 2021	3/4/5
BlackRock Finance, Inc.	13F	Company	0.1%	87,885	$116,000	—	30 Sep 2022	13F
Verdence Capital Advisors LLC	13F	Company	0.07%	63,689	$84,000	—	30 Sep 2022	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.07%	61,672	$81,000	—	30 Sep 2022	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.05%	45,387	$60,000	—	30 Sep 2022	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.04%	37,215	$49,000	—	30 Sep 2022	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.04%	31,819	$42,000	—	30 Sep 2022	13F
JANE STREET GROUP, LLC	13F	Company	0.02%	21,053	$28,000	—	30 Sep 2022	13F
SkyOak Wealth, LLC	13F	Company	0.02%	19,545	$26,000	—	30 Sep 2022	13F
STATE STREET CORP	13F	Company	0.02%	17,304	$23,000	—	30 Sep 2022	13F
NORTHERN TRUST CORP	13F	Company	0.02%	14,812	$20,000	—	30 Sep 2022	13F
TWO SIGMA SECURITIES, LLC	13F	Company	0.02%	13,997	$18,000	—	30 Sep 2022	13F
MORGAN STANLEY	13F	Company	0.01%	13,313	$17,000	—	30 Sep 2022	13F
SIGMA INVESTMENT COUNSELORS INC	13F	Company	0.01%	12,927	$17,000	—	30 Sep 2022	13F
Virtu Financial LLC	13F	Company	0.01%	10,591	$14,000	—	30 Sep 2022	13F
Tower Research Capital LLC (TRC)	13F	Company	0.01%	7,720	$10,000	—	30 Sep 2022	13F
UBS Group AG	13F	Company	0.01%	5,677	$7,000	—	30 Sep 2022	13F
WIPFLI FINANCIAL ADVISORS LLC,	13F	Company	0%	2,056	$3,000	—	30 Sep 2022	13F
GROUP ONE TRADING LLC	13F	Company	0%	1,593	$2,000	—	30 Sep 2022	13F
FMR LLC	13F	Company	0%	1,353	$2,000	—	30 Sep 2022	13F
Rise Advisors, LLC	13F	Company	0%	1,230	$2,000	—	30 Sep 2022	13F
SIMPLEX TRADING, LLC	13F	Company	0%	1,416	$1,000	—	30 Sep 2022	13F
WELLS FARGO & COMPANY/MN	13F	Company	0%	1,073	$1,000	—	30 Sep 2022	13F
OSAIC HOLDINGS, INC.	13F	Company	0%	980	$1,000	—	30 Sep 2022	13F
Cranbrook Wealth Management, LLC	13F	Company	0%	752	$1,000	—	30 Sep 2022	13F
BENJAMIN F. EDWARDS & COMPANY, INC.	13F	Company	0%	726	$1,000	—	30 Sep 2022	13F
American Portfolios Advisors	13F	Company	0%	518	$684	—	30 Sep 2022	13F
Russell H. Ellison	3/4/5	President and Chief Executive Officer, Director	— class O/S missing	200,000	—	—	03 May 2021	3/4/5
Raymond Dennis Pratt	3/4/5	Chief Development Officer	— class O/S missing	112,500	—	—	03 May 2021	3/4/5
Russell Skibsted	3/4/5	EVP, Chief Financial Officer and Chief Business Officer	— class O/S missing	80,000	—	—	09 Sep 2022	3/4/5

Institutional Holders of ROCKWELL MEDICAL, INC. - Common Stock, par value $0.0001 per share (RMTI) as of Q4 2022

As of 31 Dec 2022, ROCKWELL MEDICAL, INC. - Common Stock, par value $0.0001 per share (RMTI) was held by 29 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 2,871,821 shares. The largest 10 holders included ARMISTICE CAPITAL, LLC, Richmond Brothers, Inc., PERKINS CAPITAL MANAGEMENT INC, VANGUARD GROUP INC, BlackRock Inc., SUSQUEHANNA INTERNATIONAL GROUP, LLP, Verdence Capital Advisors LLC, GEODE CAPITAL MANAGEMENT, LLC, MILLENNIUM MANAGEMENT LLC, and RENAISSANCE TECHNOLOGIES LLC. This page lists 29 institutional shareholders reporting positions in this security for the Q4 2022 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q4 2022 vs Q3 2022 Across Filers

Q3 2022 holders

Q4 2022 holders

Holder diff

Investor	Q3 2022 Shares	Q4 2022 Shares	Share Diff	Share Chg %	Q3 2022 Value $	Q4 2022 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.