Sony Insider Ownership

Updated Oct 11, 2026

Across the past 12 months, open-market trades by SONY insiders were all sales, totaling $30.57 million (1.38Mn shares).

• Behind SONY's open-market sales in the past 12 months were 9 insiders, and no insider bought.
• Robert Adrian Stringer (Officer) led open-market sales of SONY stock over the past 12 months with $12.27 million (545.55K shares), most recently on August 5, 2026.
• The latest open-market trade in SONY stock by an insider was a sale of 9K shares for $218,610 by Yasuhiro Ito (Chief People Officer (CPO)) on September 16, 2026.
• Apart from open-market trades, SONY insiders acquired 558K shares through option exercises and conversions in the past 12 months.
• According to Business Quant data, insiders at SONY reported 1.17Mn shares in total in their latest Form 4 filings.
• None of the 1.17Mn shares held by SONY insiders is held through trusts, partnerships or family members; all are direct holdings.
• Business Quant counts 9 insiders with holdings in SONY stock, among the officers, directors and 10% owners who have filed a Form 4 in the past two years.
• SONY's three biggest insider holders are Kenichiro Yoshida (Director, 661.62K shares), Hiroki Totoki (President and CEO, 173.25K shares) and Toshimoto Mitomo (Chief Strategy Officer (CSO), 115.7K shares), based on their latest Form 4 filings.
• Kenichiro Yoshida alone accounts for 56.71% of the shares held by SONY insiders.
• Institutions held 7.92% of SONY's outstanding shares in their Q2 2026 13F filings, insiders about 0.02% based on their latest Form 4 filings, and other investors, including the public, the remaining 92.06%.
• Over the trailing 12 months, 19 insiders reported transactions in SONY stock across 37 Form 4 filings.
• The insider holdings and trades above for SONY reflect Form 4 filings through September 18, 2026.