Mizuho Financial Group INC

Form 420-F13F13G

Insider Trading (Form 4)

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Shuji Matsuura, See Remarks of Mizuho Financial Group Inc, reported multiple transactions in common stock on July 24, 2026.
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Masahiro Kihara, See Remarks and a Director of Mizuho Financial Group Inc, reported multiple transactions in common stock on July 24, 2026.
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Kotaro Ohno, a Director of Mizuho Financial Group Inc, received 490 shares of common stock on July 24, 2026.
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Natsumi Akita, See Remarks of Mizuho Financial Group Inc, reported multiple transactions in common stock on July 24, 2026.
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Takeshi Koyama, See Remarks of Mizuho Financial Group Inc, reported multiple transactions in common stock on July 24, 2026.
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Makoto Samejima, See Remarks and a Director of Mizuho Financial Group Inc, reported multiple transactions in common stock on July 24, 2026.

Institutional Holdings (13F)

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Mizuho Financial Group Inc reported 1 holdings worth $7.9M for the period ended September 30, 2026.
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Mizuho Financial Group Inc reported 14 holdings worth $11.8M for the period ended June 30, 2026.
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Mizuho Financial Group Inc. has filed a 13F Notice for the quarter ended March 31, 2026, indicating no direct holdings reported in this filing.
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Mizuho Financial Group filed a Form 13F-NT for Q4 2025, indicating its investment holdings are reported by its various subsidiaries.
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Mizuho Financial Group submitted its Q3 2025 13F-NT, confirming its investment holdings are reported by affiliated managers.
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Mizuho Financial Group Inc. filed a Form 13F Notice for the quarter ended June 30, 2025, indicating its investment holdings are reported by other affiliated managers.

Schedule 13G - Passive Investments

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Mizuho Financial Group, Inc. has disclosed a beneficial ownership of 901,705 common shares, representing 5.6% of the class, in GalaxyEdge Acquisition Corporation.
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Mizuho Financial Group, Inc. has disclosed a beneficial ownership of 5.9% in Gesher Acquisition Corp. II, holding 875,000 common shares.
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Mizuho Financial Group, Inc. has disclosed a beneficial ownership of 1,621,408 common shares, representing 6.2% of the class, in Bold Eagle Acquisition Corp.
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Mizuho Financial Group, Inc. has disclosed beneficial ownership of 6.5% of RF Acquisition Corp III's common shares, totaling 900,447 shares.
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Mizuho Financial Group, Inc. has disclosed beneficial ownership of 560,600 common shares, representing 6.5% of Origin Investment Corp I.
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Mizuho Financial Group, Inc. has filed a Schedule 13G, reporting beneficial ownership of 7.1% of Lake Superior Acquisition Corp.'s common shares as of September 30, 2026.