Block Director Anthony Eisen Files Form 144 to Sell 6,000 Shares Under 10b5-1 Plan

Executive Summary

On October 2, 2026, Anthony Mathew Eisen, a member of the Board of Directors of Block, Inc. ($SQ), filed SEC Form 144 indicating an intent to sell 6,000 shares of Block common stock through Morgan Stanley Smith Barney LLC. The estimated market value of the proposed transaction is $453,660.00 (~$75.61 per share).

Transaction Details

• Security: Common Stock
• Shares Proposed for Sale: 6,000
• Aggregate Market Value: $453,660.00
• Approximate Sale Date: October 2, 2026
• Origin of Securities: Restricted stock acquired directly from the issuer on January 31, 2022.
• Trading Plan: Executed under a pre-established Rule 10b5-1 trading plan adopted on March 2, 2026.

Prior Trading History & Context

The filing reflects an established pattern of systematic sales. Over the prior three months, the insider has executed recurring sales—typically 6,000 shares per trading day—under the same 10b5-1 plan. Relative to Block's total outstanding share count of 540,816,000 shares, the proposed sale of 6,000 shares represents less than 0.001% of the company's equity.

Market Impact & Significance

This transaction has Low trading significance. Because the sale represents a negligible fraction of shares outstanding and is executed under a long-standing, pre-scheduled Rule 10b5-1 trading plan, it is unlikely to indicate insider sentiment or create meaningful selling pressure.