Amplitude, Inc. — Director's Dealing 2025

Nov 18, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Amplitude, Inc. (AMPL)
CIK: 0001866692
Period of Report: 2025-11-15

Reporting Person: Liu Curtis (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-11-15	Class A Common Stock	F	36092.00	$10.73	Disposed	756952.00	Direct

Footnotes

F1: Represents shares of the Issuer's Class A Common Stock withheld by the Issuer solely to satisfy tax withholding obligations in connection with the net issuance of shares of the Issuer's Class A Common Stock delivered to the reporting person on November 15, 2025, from the vesting of restricted stock units ("RSUs"), and does not represent a sale by the reporting person.

F2: Includes 639,658 RSUs.