Son Masayoshi

Director, Sprint Corporation.

Companies

Arm HoldingsBoard member Mar 18, 2026 to now¹
Sprint CorporationBoard member Jul 12, 2013 to Jul 12, 2013²

Holdings

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

Shares held

Arm Holdings ARM0 shares³Mar 18, 2026

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

Sources

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

1
SEC EDGARArm Holdings, Board member
2
SEC EDGARSprint Corporation, Board member
3
SEC EDGARArm Holdings shares after the filing of Mar 18, 2026