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MarketsSEC EDGAR SCHEDULE 13GFiled 25 h ago

Black Hawk Acquisition Corp: MIZUHO FINANCIAL GROUP INC amends Schedule 13G stake filing

Open the sourceReported by SEC EDGAR SCHEDULE 13G, sec.gov, 12 November 2026, by SEC EDGAR SCHEDULE 13G

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Mizuho Financial Group Inc. amended its Schedule 13G beneficial ownership filing for Black Hawk Acquisition Corp, per SEC accession 0001104659-26-125690. The filing updates the Japanese bank's reported stake in the blank-check company but the headline disclosed no revised share count or percentage. Schedule 13G amendments are typically triggered when a passive investor's position crosses reporting thresholds or materially changes. Investors should watch for the full filing details to confirm whether Mizuho increased, trimmed or maintained its holding.

Muhabbit's AI wrote this summary in its own words from SEC EDGAR SCHEDULE 13G's report. It can get details wrong, so check the source.

Named in this story

Black Hawk Acquisition Corp, Mizuho Financial Group Inc