Andreessen Sells Coinbase Shares Under Predetermined Trading Plan

Marc Andreessen, a prominent venture capitalist and director of Coinbase Global, Inc., recently disclosed significant transactions involving the company's Class A Common Stock. According to a Form 4 filing dated October 5, 2026, Andreessen sold portions of his holdings in Coinbase on October 1 and October 2, 2026. On October 1, he disposed of 13,676 shares at an average price of $186.18, reducing his indirect beneficial ownership to 1,115,810 shares. The following day, he sold an additional 6,838 shares at $198 each, further decreasing his holdings to 1,108,972 shares.

The transactions were executed under a Rule 10b5-1 trading plan, which Andreessen adopted on June 5, 2026, during an open trading window. This plan allows insiders to set up predetermined trading schedules to avoid accusations of insider trading. The securities involved in the sales were held by the LAMA Community Trust, of which Andreessen and his spouse are trustees.

Additionally, the filing noted that Andreessen is a manager of AD Holdings, LLC, which holds 2,568 shares of Coinbase's Class A Common Stock. However, Andreessen disclaimed beneficial ownership of these shares, stating that they are held for pecuniary interest only. The filing emphasized that Andreessen does not consider himself part of a 'group' in relation to these holdings.

The total indirect beneficial ownership of Coinbase's Class A Common Stock by Andreessen, through the LAMA Community Trust, stands at 1,108,972 shares post-transaction. The disclosure provides insight into the investment activities of a key figure in the cryptocurrency and venture capital space, highlighting the strategic management of his stake in Coinbase.