Block, Inc. Director Anthony Mathew Eisen Sells $1.36M in Shares via 10b5-1 Plan

Insider Transaction Overview

On September 28, 2026, a Form 4 was filed for Block, Inc. disclosing open market share sales executed by Director Anthony Mathew Eisen. The transactions were carried out across three consecutive trading days:

• September 24, 2026: 6,000 shares at $74.58 per share ($447,480.00)
• September 25, 2026: 6,000 shares at $76.90 per share ($461,400.00)
• September 28, 2026: 6,000 shares at $75.20 per share ($451,200.00)

In total, 18,000 shares of Class A Common Stock were sold at a weighted average price of approximately $75.56, yielding aggregate gross proceeds of $1,360,080.00.

Plan and Holdings Context

• Rule 10b5-1 Plan: The sales were executed under a pre-arranged Rule 10b5-1 trading plan established on March 2, 2026.
• Remaining Ownership: Following these transactions, Mr. Eisen continues to directly hold 1,344,672 shares of Block, Inc. Class A Common Stock.
• Significance Assessment: The sales represented approximately 1.32% of the insider's direct position prior to the sales. Given the pre-scheduled nature of the Rule 10b5-1 plan and the relatively modest fraction of total equity liquidated, this activity is categorized as Low informational significance.