How many institutions held RMTI - ROCKWELL MEDICAL, INC. - Common Stock, par value $0.0001 per share in Q3 2023?

31 institutional investors reported RMTI - ROCKWELL MEDICAL, INC. - Common Stock, par value $0.0001 per share for Q3 2023. 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

Q3 2023 13F Holders as of 30 Sep 2023

Security type / class: Equity / Common Stock, par value $0.0001 per share
Total 13F shares: 5,192,831
Total 13F value: $10,800,755
Share change: +2,108,923
Put/Call ratio: 351%
SEC-reported price per share: $2.08
Number of holders: 31
Value change: +$1,487,351
Number of buys: 19
Number of sells: 21
Shares outstanding: 89,116,466

Security key

774374300

Report period

Q3 2023

Institutions

Top holders

RMTI full security history Ownership snapshot Full 13F holder table Newer quarter: Q3 2026 ROCKWELL MEDICAL, INC. SEC filings ROCKWELL MEDICAL, INC. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 774374300

Newer quarter: Q3 2026

Recent filing periods:

Q3 2026

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

Richmond Brothers, Inc.

Disclosed value leader

Richmond Brothers, Inc.

Comparable rows

0/15

Latest evidence

30 Jun 2023

13F Highest disclosed value: $2,307,539 15 rows are not safely comparable across share classes. Showing 1-6 of 15 holder rows.

Quick read

Richmond Brothers, Inc. has the largest disclosed position value at $2.31M.

0 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.

Open SEC evidence Opens Richmond Brothers, Inc.'s linked filing trail.

Disclosed position value Top 5

Richmond Brothers, Inc. $2.31M

ARMISTICE CAPITAL, LLC $2.1M

RENAISSANCE TECHNOLOGIES LLC $1.91M

Informed Momentum Co LLC $1.6M

JANE STREET GROUP, LLC $1.49M

Value bars compare disclosed positions; verify each figure against the linked filing evidence.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
Richmond Brothers, Inc.	13F Company 13F	— denominator unverified	$2,307,539 422,624 shares	—	30 Jun 2023
ARMISTICE CAPITAL, LLC	13F Company 13F	— denominator unverified	$2,102,100 385,000 shares	—	30 Jun 2023
RENAISSANCE TECHNOLOGIES LLC	13F Company 13F	— denominator unverified	$1,906,000 349,115 shares	—	30 Jun 2023
Informed Momentum Co LLC	13F Company 13F	— denominator unverified	$1,601,140 293,249 shares	—	30 Jun 2023
JANE STREET GROUP, LLC	13F Company 13F	— denominator unverified	$1,486,813 272,310 shares	—	30 Jun 2023
VANGUARD GROUP INC	13F Company 13F	— denominator unverified	$1,331,798 243,919 shares	—	30 Jun 2023

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 Q3 2023

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

5,192,831

Rows available

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 Q3 2023 vs Q2 2023 Across Filers

Q2 2023 holders

Q3 2023 holders

Holder diff

-8

Investor	Q2 2023 Shares	Q3 2023 Shares	Share Diff	Share Chg %	Q2 2023 value	Q3 2023 value	Value change	Value Chg %

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

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend