InsiderTrades

Form 4 for MFG MIZUHO FINANCIAL GROUP INC

Accepted 2026-06-03 06:10:14 ET · period of report 2026-06-01 · accession 0001193125-26-254500 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-06-03 06:10 2026-06-01 MFG Koyama Takeshi Group Chief Strategy Off M - OptEx $0.00 +1,048 10.0K +12% $0
D 2026-06-03 06:10 2026-06-01 MFG Koyama Takeshi Group Chief Strategy Off D - Sale to Iss $18,948.26 -420 9,612 -4% -$7.96M
D 2026-06-03 06:10 2026-06-01 MFG Koyama Takeshi Group Chief Strategy Off M - OptEx $0.00 -1,048 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-06-01 M A 1,048 $0.00 10,032 D — — (F1) Each phantom stock unit represents a contingent right to receive one share of Issuer Common Stock, which will be settled in cash or common stock upon settlement at the Issuer's election. (F2) Includes shares previously reported as indirectly beneficially owned through the Issuer's Employee Stock Ownership Program that have been transferred to the Reporting Person's direct ownership.
2 Common Common Stock 2026-06-01 D D 420 $18,948.26 9,612 D — — (F3) Represents the portion of the phantom stock units that vested and being settled in cash. The price reported herein was converted from Japanese yen to United States dollars at a conversion price of JPY 1 to U.S. $0.006279041. These shares were disposed of at a price per share of JPY 7,185. (F3) Represents the portion of the phantom stock units that vested and being settled in cash. The price reported herein was converted from Japanese yen to United States dollars at a conversion price of JPY 1 to U.S. $0.006279041. These shares were disposed of at a price per share of JPY 7,185.
3 Derivative Phantom Stock Units 2026-06-01 M D 1,048 $0.00 0 D — · — to — 1,048 Common Stock (F1) Each phantom stock unit represents a contingent right to receive one share of Issuer Common Stock, which will be settled in cash or common stock upon settlement at the Issuer's election. (F4) These phantom stock units vested on June 1, 2026. (F4) These phantom stock units vested on June 1, 2026.