Coinbase Director Marc Andreessen Files Form 144 Notice for $2.49M Share Sale

Executive Summary

On September 8, 2026, Marc L. Andreessen, a Board Member of Coinbase Global, Inc. ($COIN), filed a Form 144 proposing to sell 13,676 shares of Class A Common Stock. The aggregate market value of the proposed sale is approximately $2,489,032.00 at an implied price of ~$182.00 per share.

Transaction Details

• Filer: Marc L. Andreessen (Board Member)
• Security: Class A Common Stock
• Proposed Sale Quantity: 13,676 shares
• Aggregate Market Value: $2,489,032.00
• Approximate Sale Date: September 8, 2026
• Executing Broker: Raymond James and Associates
• Trading Plan: The proposed sale is executed pursuant to a Rule 10b5-1 trading plan adopted on June 5, 2026.
• Ownership Structure: Sale conducted indirectly via the LAMA Community Trust.

Origin of Securities

The shares being sold originate from pro-rata distributions for no consideration from various Andreessen Horowitz entities acquired between May 2021 and March 2024.

Market Impact & Significance

This transaction represents routine execution under a pre-established Rule 10b5-1 plan adopted three months prior. Given the planned nature and modest size relative to Coinbase's 222.8M outstanding shares, the trading significance is categorized as Medium.