Patrick W. Grady - 09 Jun 2026 Form 4 Insider Report for Amplitude, Inc. (AMPL)

Reporting relationship: Director, 10%+ Owner
Issuer ticker: AMPL
Reported as of: 09 Jun 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 11 Jun 2026, 16:21:02 UTC
Prior SEC filing: 16 Jun 2025
Source filing: View source filing
Reporting owner signature: /s/ Jung Yeon Son, as attorney in fact for Patrick W. Grady

Key filing fact

Patrick W. Grady filed Form 4 for Amplitude, Inc. (AMPL) on 11 Jun 2026.

Key facts

This page summarizes Patrick W. Grady's Form 4 filing for Amplitude, Inc. (AMPL).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 11 Jun 2026, 16:21.

Change

Previous filing in this sequence was filed on 16 Jun 2025.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001700423 Primary reporting owner

Grady Patrick W

Relationship: Director, 10%+ Owner
Address: 2800 SAND HILL ROAD, SUITE 101, MENLO PARK
Signature: /s/ Jung Yeon Son, as attorney in fact for Patrick W. Grady
Signature date: 11 Jun 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

AMPL transaction

Class A Common Stock

Award

Transaction value
Shares: +24,857
Change %: +41%
Price: $0.000000^*
Shares after: 85,806
Date: 09 Jun 2026
Ownership: Direct
Footnotes: F1, F2

AMPL holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 2,225,077
Date: 09 Jun 2026
Ownership: Sequoia Capital U.S. Growth Fund IX, L.P.
Footnotes: F3, F4

AMPL holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 242,788
Date: 09 Jun 2026
Ownership: Sequoia Capital U.S. Growth IX Principals Fund, L.P.
Footnotes: F3, F4

AMPL holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 95,885
Date: 09 Jun 2026
Ownership: Sequoia Capital U.S. Growth Partners Fund IX, L.P.
Footnotes: F3, F4

AMPL holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 235,201
Date: 09 Jun 2026
Ownership: Sequoia Capital U.S. Venture 2010-Seed Fund, L.P.
Footnotes: F3, F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote 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 (i) June 9, 2027 or (ii) immediately before the Issuer's 2027 annual meeting of stockholders, subject to the Reporting Person's continued service on the Board through such vesting date.

Footnote F2

Includes 24,857 RSUs.

Footnote 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").

Footnote 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.