C3is Inc. - Common Stock, $0.01 par value (CISS) Institutional Ownership

13F Institutional Holders and Ownership History from Q4 2024 to Q2 2025

Type / Class
Equity / Common Stock, $0.01 par value
Symbol
CISS on Nasdaq
Shares outstanding
4,461,924
Price per share
$0.50
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of C3is Inc. - Common Stock, $0.01 par value (CISS) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Imperial Petroleum Inc./Marshall Islands 73% $5,766,126 11,532,251 Imperial Petroleum Inc. 10 Jan 2025
L1 Capital Global Opportunities Master Fund, Ltd. 5% $111,325 222,650 L1 Capital Global Opportunities Master Fund, Ltd. 31 Dec 2024

Institutional Holders of C3is Inc. - Common Stock, $0.01 par value (CISS) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q2 0 $0 -$133,609 $0.50 0
2025 Q1 205,552 $133,608 +$133,544 $0.65 3
2024 Q4 113 $65 $0.58 1