Patrick W. Grady - 12 Jun 2025 Form 4 Insider Report for Amplitude, Inc. (AMPL)

Role: Director, 10%+ Owner
Signature: /s/ Jung Yeon Son, as attorney in fact for Patrick W. Grady
Issuer symbol: AMPL
Transactions as of: 12 Jun 2025
Transactions value $: $0
Form type: 4
Filing time: 16 Jun 2025, 17:18:14 UTC
Previous filing: 13 Jun 2024
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Grady Patrick W	Director, 10%+ Owner	2800 SAND HILL ROAD, SUITE 101, MENLO PARK	/s/ Jung Yeon Son, as attorney in fact for Patrick W. Grady	16 Jun 2025	0001700423

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	AMPL	Class A Common Stock	Award	$0	+14.9K	+32.37%	$0.00	60.9K	12 Jun 2025	Direct	F1, F2
holding	AMPL	Class A Common Stock						2.23M	12 Jun 2025	Sequoia Capital U.S. Growth Fund IX, L.P.	F3, F4
holding	AMPL	Class A Common Stock						243K	12 Jun 2025	Sequoia Capital U.S. Growth IX Principals Fund, L.P.	F3, F4
holding	AMPL	Class A Common Stock						95.9K	12 Jun 2025	Sequoia Capital U.S. Growth Partners Fund IX, L.P.	F3, F4
holding	AMPL	Class A Common Stock						235K	12 Jun 2025	Sequoia Capital U.S. Venture 2010-Seed Fund, L.P.	F3, F4

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents restricted stock units ("RSUs") that were granted pursuant to the Issuer's Non-Employee Director Compensation Program. Each RSU represents a right to receive one share of Class A Common Stock. The RSUs will vest in full on the earlier of (ii) June 12, 2026 or immediately before the Issuer's 2026 annual meeting of stockholders, subject to the Reporting Person's continued service on the Board through such vesting date.
F2	Includes 14,906 RSUs.
F3	The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P. ("GFVIII Management"), which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. ("GFVIII"), (ii) the general partner of SC U.S. Venture 2010 Management, L.P. ("USV2010 Management"), which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund, L.P. ("USV 2010-Seed"), and (iii) the general partner of SC U.S. Growth IX Management, L.P. ("GFIX Management"), which is the general partner of Sequoia Capital U.S. Growth Fund IX, L.P., Sequoia Capital U.S. Growth Partners Fund IX, L.P., and Sequoia Capital U.S. Growth IX Principals Fund, L.P. (collectively, the "GFIX Funds").
F4	(Continued from Footnote 3) The Reporting Person disclaims beneficial ownership of the shares held by GFVIII, USV 2010-Seed, and the GFIX Funds except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.