Coinbase Global, Inc.

Rule 10b5-1 Trading Plans

The Company’s directors and officers (as defined in Rule 16a-1(f) under the Exchange Act) are only permitted to trade in the Company’s securities pursuant to a prearranged trading plan intended to satisfy the affirmative defense of Rule 10b5-1(c) under the Exchange Act (a “Rule 10b5-1 Plan”). During the three months ended June 30, 2026, a trust affiliated with one of the Company’s non-employee directors adopted a Rule 10b5-1 Plan, which was entered into during an open trading window in accordance with the Company’s Insider Trading Policy and Trading Plan Policy.

On June 5, 2026, the LAMA Community Trust (the “LAMA Trust”), of which Marc Andreessen, a member of the Company’sboard of directors, and his spouse are trustees, entered into a Rule 10b5-1 Plan (the “LAMA Trust Plan”) providing for the sale of up to 574,416 shares of Class A common stock owned by the LAMA Trust, so long as the market price of the Class A common stock is higher than certain minimum threshold prices specified in the LAMA Trust Plan during the period beginning on September 5, 2026 and ending on September 4, 2027, or such earlier date as sale of all shares specified in the LAMA Trust Plan is completed or the occurrence of certain events set forth therein.