[Form 4] Amplitude, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Amplitude, Inc. (AMPL) reported an insider equity transaction involving its President, Thomas Neergaard Hansen. On November 15, 2025, the company withheld 91,618 shares of Class A common stock to cover tax obligations arising from the vesting of restricted stock units (RSUs). This withholding is explicitly described as not being a sale by the reporting person, but a share reduction to satisfy tax withholding. After this transaction, Hansen beneficially owned 1,914,987 shares of Class A common stock, which includes 1,140,440 RSUs.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

HANSEN THOMAS NEERGAARD

(Last) (First) (Middle)

C/O AMPLITUDE, INC.

201 THIRD ST., SUITE 200

(Street)

SAN FRANCISCO CA 94103

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Amplitude, Inc. [ AMPL ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President

3. Date of Earliest Transaction (Month/Day/Year)
11/15/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	11/15/2025		F(1)		91,618	D	$10.73	1,914,987(2)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. 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.

2. Includes 1,140,440 RSUs.

Remarks:

	/s/ Elizabeth Fisher, as attorney in fact for Thomas Neergaard Hansen	11/18/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did Amplitude (AMPL) report in this Form 4?

The filing reports that Amplitude's President, Thomas Neergaard Hansen, had 91,618 shares of Class A common stock withheld on November 15, 2025 to satisfy tax withholding obligations related to the vesting of restricted stock units.

Did Amplitude's President sell shares in this AMPL Form 4 filing?

No. The filing states that the 91,618 shares of Class A common stock were withheld by the issuer solely to satisfy tax withholding obligations in connection with RSU vesting and do not represent a sale by the reporting person.

How many Amplitude (AMPL) shares does Thomas Neergaard Hansen own after the transaction?

Following the reported transaction, Thomas Neergaard Hansen beneficially owned 1,914,987 shares of Amplitude Class A common stock, which includes 1,140,440 restricted stock units (RSUs).

What triggered the tax withholding share reduction for Amplitude's President?

The share withholding was triggered by the vesting of restricted stock units (RSUs) on November 15, 2025. To cover associated tax obligations, Amplitude withheld 91,618 shares of its Class A common stock from the net issuance.

What role does the reporting person hold at Amplitude (AMPL)?

The reporting person, Thomas Neergaard Hansen, is identified as an officer of Amplitude with the title of President.

Is this Amplitude (AMPL) Form 4 filed by a single reporting person?

Yes. The filing indicates that it is a Form filed by one reporting person, referring to Amplitude's President, Thomas Neergaard Hansen.