Transaction Details

Footnotes

The transactions reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 12, 2025, during an open trading window. | Represents the conversion of Class B Common Stock held of record by the Reporting Person into Class A Common Stock. | Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date. | Represents the weighted average sale price. The lowest price at which shares were sold was $303.75 and the highest price at which shares were sold was $304.73. The Reporting Person undertakes to provide upon request to the staff of the Securities and Exchange Commission, the Issuer or its stockholders, full information regarding the total number of shares sold at each separate price within the ranges set forth in footnotes (4) through (16) to this Form 4. | Represents the weighted average sale price. The lowest price at which shares were sold was $304.75 and the highest price at which shares were sold was $305.72. | Represents the weighted average sale price. The lowest price at which shares were sold was $305.77 and the highest price at which shares were sold was $306.75. | Represents the weighted average sale price. The lowest price at which shares were sold was $306.80 and the highest price at which shares were sold was $307.79. | Represents the weighted average sale price. The lowest price at which shares were sold was $307.81 and the highest price at which shares were sold was $308.79. | Represents the weighted average sale price. The lowest price at which shares were sold was $309.00 and the highest price at which shares were sold was $309.94. | Represents the weighted average sale price. The lowest price at which shares were sold was $310.09 and the highest price at which shares were sold was $311.08. | Represents the weighted average sale price. The lowest price at which shares were sold was $311.09 and the highest price at which shares were sold was $312.08. | Represents the weighted average sale price. The lowest price at which shares were sold was $312.09 and the highest price at which shares were sold was $313.07. | Represents the weighted average sale price. The lowest price at which shares were sold was $313.10 and the highest price at which shares were sold was $314.09. | Represents the weighted average sale price. The lowest price at which shares were sold was $314.10 and the highest price at which shares were sold was $315.08. | Represents the weighted average sale price. The lowest price at which shares were sold was $315.16 and the highest price at which shares were sold was $316.00. | Represents the weighted average sale price. The lowest price at which shares were sold was $316.18 and the highest price at which shares were sold was $316.75. | These shares are held by Sixers LLC, of which the Coinbase Annuity Trust is the sole member. The Reporting Person's spouse is the trustee of the Coinbase Annuity Trust. The Reporting Person disclaims beneficial ownership of these shares except to the extent of her pecuniary interest therein, if any. | These shares are held by the Starvurst Non-Exempt Trust, of which the Reporting Person's spouse is a co-trustee. The Reporting Person disclaims beneficial ownership of these shares except to the extent of her pecuniary interest therein, if any. | These shares are held by the Starvurst Exempt Trust, of which the Reporting Person's spouse is a co-trustee. The Reporting Person disclaims beneficial ownership of these shares except to the extent of her pecuniary interest therein, if any. | The options vest in equal increments on the 5th day of each month until the options are fully vested on March 5, 2022, subject to the Reporting Person's continued service to the Issuer on each vesting date. The option contains an early-exercise provision and is exercisable as to unvested shares, subject to the Issuer's right of repurchase.