SEC Filing Summary for Amplitude, Inc.

This filing details transactions made by Spenser Skates, CEO and President of Amplitude, Inc., on September 10, 2026. Skates, who is also a 10% owner and director, acquired 185,000 shares of Class A Common Stock with a reported price of $0.00. Subsequently, the same number of shares were disposed of at a weighted average price of $12.3006 per share. These transactions were executed under a 10b5-1 trading plan adopted by Skates' spouse. Additionally, 185,000 shares of Class B Common Stock were disposed of, with a reported price of $0.00. The Class B Common Stock is convertible into Class A Common Stock under certain conditions, including transfer, death or incapacity of Mr. Skates, or cessation of employment/directorship for the issuer's founders. Following these transactions, Skates holds 0 shares of Class A Common Stock directly or indirectly through his spouse and has 382,157 shares of Class B Common Stock outstanding.