Form 4: Amplitude CTO's Tax Withholding on RSU Vesting

Amplitude, Inc.'s Chief Technology Officer, Curtis Liu, reported a tax withholding transaction of 36,092 Class A Common Stock shares related to RSU vesting on November 15, 2025.

Summary

• Curtis Liu, Chief Technology Officer, Director, and 10% Owner of Amplitude, Inc. (AMPL), reported a transaction on November 15, 2025.
• The transaction involved the disposition of 36,092 shares of Class A Common Stock at a price of $10.73 per share.
• This disposition was solely for tax withholding obligations in connection with the net issuance of shares from the vesting of restricted stock units (RSUs) and does not represent a sale by Mr. Liu.
• Following this transaction, Mr. Liu beneficially owns 756,952 shares of Class A Common Stock, which includes 639,658 RSUs.

Sentiment

Score: 5

Explanation: The filing reports a routine, non-discretionary tax withholding transaction related to RSU vesting, which is neutral in sentiment as it is not a sale by the insider and is a common occurrence for executives receiving equity compensation.

Future Outlook

This filing does not contain any forward-looking statements or guidance regarding the company's future performance or outlook.

Industry Context

This is a routine insider transaction related to equity compensation and does not provide specific insights into broader industry trends or competitive positioning.

Stakeholder Impact

• Shareholders: Minimal impact as this is a routine tax withholding and not a discretionary sale, indicating no change in the insider's long-term commitment to the company.

Key Dates

Keywords

Amplitude, AMPL, Curtis Liu, CTO, Insider Transaction, Form 4, RSU Vesting, Tax Withholding, Equity Compensation