C3is INC

Imperial Petroleum Inc. has updated its Schedule 13D filing to reflect changes in its beneficial ownership of C3is Inc. common stock following a recent reverse stock split and adjustments to convertible preferred stock conversion prices.

Imperial Petroleum Inc. has updated its Schedule 13D filing to reflect a change in its beneficial ownership percentage of C3is Inc. common stock following a recent registered offering by C3is.

Imperial Petroleum Inc. filed an amendment to its Schedule 13D disclosing a change in its beneficial ownership of C3is Inc. common stock due to conversion price adjustments.

Imperial Petroleum Inc. filed an amendment to its Schedule 13D disclosing a 90.2% beneficial ownership stake in C3is Inc. following recent stock splits and warrant adjustments.

Imperial Petroleum Inc. updated its beneficial ownership in C3is Inc. to 81.9% following a reverse stock split and warrant exercises, adjusting its Series A Preferred Stock conversion price.

Imperial Petroleum Inc. has updated its beneficial ownership in C3is Inc. to 74.0% following adjustments to convertible preferred stock and warrant exercises.

Timothy P. Horne has filed a Schedule 13G, reporting beneficial ownership of 135,000 shares, representing 9.1% of C3is Inc.'s common stock.

Jane Street Group, LLC, along with its subsidiaries Jane Street Capital, LLC and Jane Street Global Trading, LLC, has reported beneficial ownership of 7.2% of C3is Inc. common stock.

S.H.N. Financial Investments Ltd. has amended its Schedule 13G filing, reporting a reduced beneficial ownership of C3is Inc. common shares and warrants.

Ascent Partners Fund LLC and its affiliates have filed a Schedule 13G, reporting beneficial ownership of 1,610,566 shares of C3is Inc. common stock, representing 9.99% of the class, subject to ownership limitations.

Alta Partners LLC has filed an amendment to its Schedule 13G, reporting beneficial ownership of 8.2% of C3is Inc. common stock.

CVI Investments, Inc. and Heights Capital Management, Inc. have jointly filed a Schedule 13G, reporting beneficial ownership of 9.9% of C3is Inc. common stock.