Imperial Petroleum Inc./Marshall Islands - Common Stock, par value $0.01 per share (IMPP)

Historical Holders from Q2 2023 to Q4 2025

Type / Class
Equity / Common Stock, par value $0.01 per share
Symbol
IMPP on Nasdaq
Shares outstanding
44,613,760
Price per share
$3.62
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares as of 30 Sep 2025
6,727,563
Holdings value
$32,051,254
% of all portfolios
0%
Share change
+1,452,813
Value change
+$6,958,374
Average buys %
+0%
Average sells %
-0%
Number of holders
31
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Imperial Petroleum Inc./Marshall Islands - Common Stock, par value $0.01 per share (IMPP) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Flawless Management Inc. 30% -20% $78,309,641 +$2,049,509 13,205,673 +2.7% Harry N. Vafias 01 Dec 2025
WEXFORD CAPITAL LP 4.8% -18% $5,600,614 -$392,227 1,681,866 -6.5% WEXFORD CAPITAL LP 24 Sep 2025
As of 30 Sep 2025, Imperial Petroleum Inc./Marshall Islands - Common Stock, par value $0.01 per share (IMPP) has 31 institutional shareholders filing 13F forms. They hold 6,727,563 shares of 44,613,760 outstanding shares (15%) .

Top 25 institutional shareholders own 15% of the company.

Filer Ownership Nb Shares Share Change % Portfolio % Holdings Value
Deuterium Capital Management, LLC 3.6% 1,601,812 0% 11% $7,656,661
WEXFORD CAPITAL LP 3.6% 1,587,092 -13% 2.3% $7,586,300
ACADIAN ASSET MANAGEMENT LLC 1.4% 617,976 +79% 0.01% $2,948,000
SUSQUEHANNA INTERNATIONAL GROUP, LLP 1.1% 474,049 +91% 0% $2,265,954
GROUP ONE TRADING LLC 0.65% 288,886 +58% 0.04% $1,380,875
TOWERVIEW LLC 0.63% 280,000 -34% 0.97% $1,338,400
SIMPLEX TRADING, LLC 0.57% 255,273 0.03% $1,220,000
JANE STREET GROUP, LLC 0.55% 245,024 0% $1,171,214
RENAISSANCE TECHNOLOGIES LLC 0.5% 223,696 +174% 0% $1,069,267
CITADEL ADVISORS LLC 0.4% 180,149 +43% 0% $861,112
MERCER GLOBAL ADVISORS INC /ADV 0.36% 160,000 0% $689,800
GSA CAPITAL PARTNERS LLP 0.35% 157,943 0.06% $755,000
GOLDMAN SACHS GROUP INC 0.34% 153,391 +47% 0% $733,209
MARSHALL WACE, LLP 0.3% 133,240 +210% 0% $636,886
Allegheny Financial Group 0.19% 83,653 +6.5% 0.07% $399,861
MORGAN STANLEY 0.13% 57,169 +24% 0% $273,268
Cubist Systematic Strategies, LLC 0.09% 40,948 0% $195,731
Jump Financial, LLC 0.08% 36,942 0% $176,583
PEAK6 LLC 0.08% 34,647 0% 0% $165,613
Petrus Trust Company, LTA 0.05% 22,871 0.01% $109,323
UBS Group AG 0.04% 19,742 -52% 0% $94,367
OSAIC HOLDINGS, INC. 0.04% 18,987 +9394% 0% $65,351
TWO SIGMA INVESTMENTS, LP 0.04% 18,803 0% $89,878
Empirical Finance, LLC 0.03% 15,383 0% 0% $73,531
GEODE CAPITAL MANAGEMENT, LLC 0.03% 13,415 0% 0% $64,123

Institutional Holders of Imperial Petroleum Inc./Marshall Islands - Common Stock, par value $0.01 per share (IMPP) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price Investors
2025 Q4 12,606 $45,634 +$45,634 $3.62 1
2025 Q3 6,727,563 $32,051,254 +$6,958,374 $4.78 31
2025 Q2 5,274,750 $16,245,456 -$2,176,881 $3.08 25
2025 Q1 5,996,216 $14,689,023 +$1,759,395 $2.45 25
2024 Q4 5,266,931 $15,851,921 +$380,314 $3.01 28
2024 Q3 5,063,570 $21,005,892 +$11,172,761 $4.15 25
2024 Q2 2,383,767 $9,236,600 +$4,748,607 $3.88 26
2024 Q1 1,161,911 $3,639,927 +$49,127 $3.13 19
2023 Q4 1,179,778 $3,112,656 -$1,835,223 $2.64 21
2023 Q3 2,493,552 $3,938,376 +$3,620,885 $1.58 19
2023 Q2 150,088 $460,640 +$460,640 $3.08 14