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[Form 4] Amplitude, Inc. Insider Trading Activity

Filing Impact
(Moderate)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

Amplitude, Inc. director Erica Schultz reported an option exercise and share sale. On 12/15/2025, she exercised stock options for 10,000 shares of Class A common stock at an exercise price of $4.19 per share, increasing her direct holdings. That same day, she sold 10,000 shares of Class A common stock at a weighted average price of $10.8758 per share under a Rule 10b5-1 trading plan adopted on March 12, 2025.

After these transactions, Schultz directly holds 114,906 shares of Class A common stock, which includes 14,906 RSUs49,500 stock options with an exercise price of $4.19, which are early exercisable and vest monthly from December 10, 2020 until fully vested on the fourth anniversary of that date.

Positive

  • None.

Negative

  • None.
Insider Schultz Erica
Role Director
Sold 10,000 shs ($109K)
Type Security Shares Price Value
Exercise Stock Option (Right to Buy) 10,000 $4.19 $42K
Exercise Class A Common Stock 10,000 $4.19 $42K
Sale Class A Common Stock 10,000 $10.8758 $109K
Holdings After Transaction: Stock Option (Right to Buy) — 49,500 shares (Direct); Class A Common Stock — 124,906 shares (Direct)
Footnotes (1)
  1. The sales reported were effected pursuant to a 10b5-1 trading plan adopted by the reporting person on March 12, 2025. This transaction was executed in multiple trades at prices ranging from $10.7200 to $11.1900. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. Includes 14,906 RSUs. The option is early exercisable. 1/48th of the shares subject to the option vest on each monthly anniversary measured from December 10, 2020 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested on the fourth anniversary of the Vesting Commencement Date.
Form 4 Insider Transactions: What Each Field Means →
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
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
X
 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*
Schultz Erica
(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)
X Director 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
12/15/2025
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 12/15/2025 M 10,000 A $4.19 124,906 D
Class A Common Stock 12/15/2025 S 10,000(1) D $10.8758(2) 114,906(3) 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
Stock Option (Right to Buy) $4.19 12/15/2025 M 10,000 (4) 12/15/2030 Class A Common Stock 10,000 $4.19 49,500 D
Explanation of Responses:
1. The sales reported were effected pursuant to a 10b5-1 trading plan adopted by the reporting person on March 12, 2025.
2. This transaction was executed in multiple trades at prices ranging from $10.7200 to $11.1900. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
3. Includes 14,906 RSUs.
4. The option is early exercisable. 1/48th of the shares subject to the option vest on each monthly anniversary measured from December 10, 2020 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested on the fourth anniversary of the Vesting Commencement Date.
Remarks:
/s/ Elizabeth Fisher, as attorney in fact for Schultz Erica 12/17/2025
** 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.

Source: View Original Filing on SEC EDGAR