Imperial Petroleum

IMPP · NASDAQ

$4.89+$0.05 (+1.03%)TodayMarket closed · Oct 21, 4:00 AM ET

Prev close $4.84

Who owns IMPP

Largest institutional holders, from their latest 13F filings

The 10 largest institutions hold 9.8% of IMPP’s shares.

Heights Capital Management, Inc.2.7%
Flawless Management, Inc.2.0%
Glendon Capital Management L.P.1.8%
MSD Partners, L.P.1.0%
Next 6 largest institutions2.5%
All other shareholders90.2%

Top institutional holders of IMPP
Holder	Shares	% of shares	Change, last filing	Filed
Heights Capital Management, Inc.	1.20M	2.65%	+1.20M	Jan 31, 2022
Flawless Management, Inc.	888.18K	1.96%	+0	Dec 13, 2021
Glendon Capital Management L.P.	799.45K	1.77%	−12.90K	Dec 31, 2021
MSD Partners, L.P.	439.58K	0.97%	+0	Dec 31, 2021
Russell Investments Trust Company	347.50K	0.77%	+347.50K	Nov 24, 2021
Redwood Capital Management, L.L.C.	300.61K	0.66%	+0	Dec 31, 2021
Renaissance Technologies LLC	198.81K	0.44%	−88.79K	Dec 31, 2021
Vafias (Harry N)	144.20K	0.32%	−888.18K	Dec 13, 2021
TowerView, L.L.C.	100.00K	0.22%	−295.78K	Jan 28, 2022
Citadel Advisors LLC	30.93K	0.07%	+30.93K	Dec 31, 2021

Largest mutual fund holders

Top mutual fund holders of IMPP
Holder	Shares	% of shares	Change, last filing	Filed
Fidelity NASDAQ Composite Index Fund	4.90K	0.01%	+4.90K	Dec 31, 2021

Insider trades

Form 4 filings by officers, directors and large holders

Insiders made no open-market buys or sales of IMPP in the last 6 months.

Latest IMPP insider transactions
Insider	Date	Type	Shares	Price	Value
Vafias Harry	Aug 21, 2026	Option exercise	149.50K	—	—
Vafias Harry	Aug 21, 2026	Option exercise	149.50K	$3.01	$450.00K
Vafias Harry	Jun 22, 2026	Award	299.00K	—	—
Vafias Harry	Jun 22, 2026	Gift	33.63K	—	—
Vafias Harry	Jun 22, 2026	Award	440.00K	—	—

Short interest

Settled Sep 30, 2026

Shares short: 3.50M
Days to cover: 7.33
% of shares outstanding: 7.74%
Average daily volume: 477.51K
Change since last report: +0.2%

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