Makoto Samejima

Chief Financial Officer, Mizuho Financial Group.

Companies

Mizuho Financial GroupBoard member Jul 28, 2026 to now¹
Mizuho Financial GroupOfficer Jul 28, 2026 to now¹
Mizuho Financial GroupChief financial officer Apr 10, 2026 to now²

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

Mizuho Financial Group MFG4,211 shares³$43.0K at $10.22Jun 1, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

Jun 1, 2026Returned to company 682 shares at $30,768.37 of Mizuho Financial Group³
Jun 1, 2026Exercised options 1,703 shares of Mizuho Financial Group³

Sources

The numbers on this page point here. Each one links to the record it came from.

1
SEC EDGARMizuho Financial Group, Board member
2
SEC EDGARMizuho Financial Group, Chief financial officer
3
SEC EDGARMizuho Financial Group shares after the filing of Jun 1, 2026