Transaction Details

Footnotes

36,182 shares of Class B Common Stock were converted into 36,182 shares of Class A Common Stock at the election of the Reporting Person and had no expiration date. | Shares held by the Andrew Houston Revocable Trust u/a/d 9/7/2011, for which Reporting Person serves as trustee. | These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 12, 2025. | This transaction was executed in multiple trades at prices ranging from $27.50 to $27.60. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. | 23,818 shares of Class B Common Stock were converted into 23,818 shares of Class A Common Stock at the election of the Reporting Person and had no expiration date. | This transaction was executed in multiple trades at prices ranging from $27.50 to $27.54. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. | These securities are restricted stock awards of Class A Common Stock. The restricted stock awards vest over a period of up to ten years following the closing of the Issuer's initial public offering of Class A Common Stock, or March 27, 2028, upon achievement of service-based, market-based, and liquidity event-related performance vesting conditions. | Shares held by the Houston Remainder Trust u/a/d 12/30/2010, for which Reporting Person serves as trustee. | Shares held by The Erin Yu Houston Revocable Trust u/a/d 1/18/2024, for which the Reporting Person's spouse serves as trustee. | The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date. | Shares held by the Houston 2012 Irrevocable Children's Trust u/a/d 4/12/2012, for which Reporting Person serves as trustee.