Block XYZ Insider Ownership

Updated Oct 11, 2026

Over the trailing 12 months, XYZ insiders sold $86.72 million worth of shares (1.12Mn shares) in open-market trades, with no open-market purchases.

• By number of insiders, Block saw 7 insiders sell on the open market over the past 12 months and none buy.
• Anthony Mathew Eisen (Director) led open-market sales of Block stock over the past 12 months with $69.56 million (881.75K shares), most recently on October 9, 2026.
• Apart from open-market trades, XYZ insiders received 949.37K shares in stock awards and gave up 161.15K shares to cover taxes or exercise prices in the past 12 months.
• Business Quant data puts insider holdings in XYZ at 66.65Mn shares across insiders' latest Form 4 filings, or 11.09% of the 600.76Mn shares outstanding; that total is down 1.75% from 67.84Mn shares at the end of Q2 2026 and down 1.25% from 67.49Mn shares at the end of Q3 2025.
• Direct holdings account for 4.61Mn shares (6.92%) of XYZ's insider total, and indirect holdings through trusts, partnerships and family members for 62.04Mn shares (93.08%).
• The insider holdings in Block belong to 18 insiders who have reported on Form 4 within the past two years.
• Block's top three insider holders by shares held are Jack Dorsey (Block Head and Chairperson, 48.84Mn shares), James Morgan McKelvey Jr. (Director, 12.08Mn shares) and Anthony Mathew Eisen (Director, 1.29Mn shares).
• Jack Dorsey alone accounts for 73.29% of the shares held by Block insiders.
• Institutions held 73.61% of Block's outstanding shares in their Q2 2026 13F filings.
• A total of 107 Form 4 filings with transactions in Block stock were made over the past 12 months, by 16 insiders.
• These insider figures for Block are based on Form 4 filings through October 9, 2026.