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Amplitude (NASDAQ: AMPL) CCO receives 1.25M restricted stock units in equity grants

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Crook Nathaniel Glenn reported acquisition or exercise transactions in this Form 4 filing.

Amplitude, Inc. Chief Commercial Officer Nathaniel Glenn Crook received equity awards of Class A Common Stock on April 15, 2026. The awards cover a total of 1,253,481 shares granted at no cash cost as stock-based compensation. One grant of 278,551 restricted stock units vests in four substantially equal quarterly installments beginning on May 15, 2026, conditioned on continued service. A second grant of 974,930 restricted stock units vests in twelve substantially equal quarterly installments beginning on the same date, also subject to continued service. Following these awards, Crook directly holds 2,131,026 Class A shares, including 726,441 RSUs under the first grant structure and 1,701,371 RSUs under the longer vesting schedule.

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Insider Crook Nathaniel Glenn
Role Chief Commercial Officer
Type Security Shares Price Value
Grant/Award Class A Common Stock 278,551 $0.00 $0.00
Grant/Award Class A Common Stock 974,930 $0.00 $0.00
Holdings After Transaction: Class A Common Stock — 2,131,026 shares (Direct)
Footnotes (4)
  1. F1. Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock. The RSUs vest in four substantially equal quarterly installments beginning on May 15, 2026, subject to the continued service of the reporting person through each vesting date.
  2. F2. Includes 726,441 restricted stock units.
  3. F3. Each RSU represents a right to receive one share of the Issuer's Class A Common Stock. The RSUs vest in twelve substantially equal quarterly installments beginning on May 15, 2026, subject to the continued service of the reporting person through each vesting date.
  4. F4. Includes 1,701,371 RSUs.
RSU grant 1 278,551 shares Restricted stock units vesting in 4 quarterly installments from May 15, 2026
RSU grant 2 974,930 shares Restricted stock units vesting in 12 quarterly installments from May 15, 2026
Total shares awarded 1,253,481 shares Combined size of both Class A equity awards on April 15, 2026
Shares held after awards 2,131,026 shares Total direct Class A Common Stock holding following the reported transactions
Included RSUs (first structure) 726,441 RSUs Restricted stock units referenced as included in holdings
Included RSUs (second structure) 1,701,371 RSUs Restricted stock units under longer, twelve-quarter vesting schedule
Grant price per share $0.00 per share Stock-based compensation awards with no cash exercise price
Vesting start date May 15, 2026 Both RSU grants begin vesting on this date in quarterly installments
restricted stock unit financial
"Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock."
A restricted stock unit is a promise from a company to give an employee shares of stock after certain conditions are met, like staying with the company for a set amount of time. It’s like earning a bonus that turns into company stock once you’ve proven your commitment, making it a way to motivate and reward employees.
RSU financial
"Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock."
Restricted stock units (RSUs) are a form of company shares given to employees as part of their compensation, usually with certain restrictions or conditions, such as remaining with the company for a set period. When these restrictions lift, employees receive actual shares that they can sell or hold. For investors, RSUs can impact a company's stock supply and reflect the company's commitment to attracting and retaining talent.
vest financial
"The RSUs vest in four substantially equal quarterly installments beginning on May 15, 2026, subject to the continued service of the reporting person through each vesting date."
A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.
quarterly installments financial
"The RSUs vest in twelve substantially equal quarterly installments beginning on May 15, 2026, subject to the continued service of the reporting person through each vesting date."
Class A Common Stock financial
"Each RSU represents a right to receive one share of the Issuer's Class A Common Stock."
Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Form 4 Insider Transactions: What Each Field Means →

FAQ

What did Amplitude (AMPL) executive Nathaniel Glenn Crook report in this Form 4 filing?
Nathaniel Glenn Crook reported receiving stock-based compensation awards. He was granted a total of 1,253,481 shares of Amplitude Class A Common Stock in the form of restricted stock units that will vest over time, subject to his continued service with the company.

How many Amplitude (AMPL) shares did Nathaniel Glenn Crook acquire through these awards?
He acquired awards covering 1,253,481 shares of Class A Common Stock. The grants consist of 278,551 restricted stock units and 974,930 restricted stock units, each representing a right to receive one share as they vest over future quarterly dates.

What are the vesting terms of Nathaniel Glenn Crook’s new Amplitude (AMPL) RSU grants?
One RSU grant of 278,551 shares vests in four substantially equal quarterly installments starting May 15, 2026. The other grant of 974,930 shares vests in twelve substantially equal quarterly installments starting the same date, in each case requiring continued service through each vesting date.

How many Amplitude (AMPL) shares does Nathaniel Glenn Crook hold after these transactions?
After these awards, Nathaniel Glenn Crook directly holds 2,131,026 shares of Amplitude Class A Common Stock. This total includes substantial restricted stock unit positions that will convert into shares as they satisfy their scheduled quarterly vesting conditions beginning May 15, 2026.

How many restricted stock units are included in Nathaniel Glenn Crook’s Amplitude (AMPL) holdings?
His holdings include 726,441 restricted stock units under one award and 1,701,371 restricted stock units under another. Each restricted stock unit represents a right to receive one share of Amplitude Class A Common Stock as installments vest over the disclosed quarterly schedules.
SEC Form 4
FORM 4UNITED 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).
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*
Crook Nathaniel Glenn
(Last)(First)(Middle)
201 THIRD STREET
SUITE 200
(Street)
SAN FRANCISCO CALIFORNIA 94103
(City)(State)(Zip)
UNITED STATES
(Country)		2. Issuer Name and Ticker or Trading Symbol
Amplitude, Inc. [ AMPL ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Commercial Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
04/15/2026		6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

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)
CodeVAmount(A) or (D)Price
Class A Common Stock04/15/2026A278,551(1)A$0.001,156,096(2)D
Class A Common Stock04/15/2026A974,930(3)A$0.002,131,026(4)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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock. The RSUs vest in four substantially equal quarterly installments beginning on May 15, 2026, subject to the continued service of the reporting person through each vesting date.
2. Includes 726,441 restricted stock units.
3. Each RSU represents a right to receive one share of the Issuer's Class A Common Stock. The RSUs vest in twelve substantially equal quarterly installments beginning on May 15, 2026, subject to the continued service of the reporting person through each vesting date.
4. Includes 1,701,371 RSUs.
Remarks:
/s/ Elizabeth Fisher, as attorney in fact for Nathaniel Glenn Crook04/17/2026
** Signature of Reporting PersonDate
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.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR