Form 4: Curtis Liu Reports Amplitude Stock Transactions

Curtis Liu, a Director, 10% Owner, and Chief Technology Officer of Amplitude, Inc., has reported a transaction involving the withholding of shares for tax purposes.

Summary

• Curtis Liu, who holds multiple key positions at Amplitude, Inc. including Director, 10% Owner, and Chief Technology Officer, filed a Form 4 statement.
• The filing details a transaction on May 15, 2026, where 40,279 shares of Class A Common Stock were withheld by the Issuer.
• These shares were withheld to cover tax obligations arising from the net issuance of shares upon the vesting of restricted stock units (RSUs).
• This action does not represent a sale of shares by Mr. Liu.
• Following this transaction, Mr. Liu beneficially owns 1,026,980 shares of Class A Common Stock, which includes 880,520 RSUs.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this filing as neutral, as it represents a standard administrative transaction related to equity compensation rather than a strategic business development or a change in investment position.

Positives

• Curtis Liu continues to hold a significant beneficial ownership in Amplitude, Inc., with 1,026,980 shares (including RSUs) after the transaction.
• The transaction is a standard tax withholding event, indicating continued vesting of equity compensation for a key executive.

Negatives

• A portion of the newly vested shares (40,279) were withheld, which reduces the immediate net shares received by the reporting person.

Future Outlook

No specific future outlook or guidance is provided in this Form 4 filing, as it pertains to a change in beneficial ownership due to a tax event.

Industry Context

StockSavvy.ai notes that Form 4 filings are routine disclosures for insiders and are essential for transparency in the technology sector, particularly for companies like Amplitude that utilize equity-based compensation.

Stakeholder Impact

• Shareholders: Increased transparency regarding insider holdings and compensation-related transactions.
• Employees: Reinforces the use of equity compensation as a standard practice within the company.
• Management: Confirms continued equity ownership and vesting for key personnel.

Next Steps

• No specific next steps are outlined in this filing beyond the reporting of the transaction.

Key Dates

Keywords

Form 4, SEC Filing, Amplitude Inc., Curtis Liu, Stock Transaction, Beneficial Ownership, Restricted Stock Units, Tax Withholding, Class A Common Stock, Insider Trading