Welcome to our dedicated page for Amplitude SEC filings (Ticker: AMPL), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Amplitude, Inc. filings document the public reporting obligations of a Nasdaq-listed software company with Class A common stock registered under the ticker AMPL. Its 8-K reports furnish quarterly and annual financial results, including revenue, annual recurring revenue, remaining performance obligations, operating cash flow, free cash flow, and financial outlook commentary.
The filing record also includes proxy materials for annual stockholder meetings and governance matters, along with Form 8-K disclosures for executive transitions and compensatory arrangements. These documents describe Amplitude's registered securities, reporting status, board and stockholder voting processes, and material events affecting its SaaS analytics business.
Amplitude, Inc. is asking stockholders to vote at its 2026 Annual Meeting, a fully virtual event on June 9, 2026 at 9:00 a.m. PT via live audio webcast.
Stockholders will vote on three main items: electing Pat Grady, Curtis Liu, and Catherine Wong as Class II directors through the 2029 meeting; ratifying KPMG LLP as independent auditor for the year ending December 31, 2026; and approving, on an advisory and non-binding basis, the compensation of named executive officers.
Holders of Class A and Class B common stock vote together as a single class, with each Class A share entitled to one vote and each Class B share entitled to five votes. As of April 15, 2026, there were 103,777,440 Class A shares and 28,802,160 Class B shares outstanding.
The proxy details how to attend and vote online, explains quorum and voting standards for each proposal, and notes that KPMG billed audit and tax fees of $2,319,013 for 2025. The document also outlines board structure, committee memberships, and Amplitude’s clawback, insider trading, and governance policies.
Skates Spenser reported acquisition or exercise transactions in this Form 4 filing.
Amplitude, Inc. reported that CEO and President Spenser Skates received an equity award of 1,323,119 shares of Class A Common Stock in the form of restricted stock units. Each RSU represents one share and was granted at no cash cost per share.
The RSUs vest in twelve substantially equal quarterly installments beginning on May 15, 2026, contingent on Skates’ continued service through each vesting date. Following this grant, he is shown as directly holding 1,323,119 shares, aligning his compensation closely with the company’s future stock performance over the multi‑year vesting period.
Liu Curtis reported acquisition or exercise transactions in this Form 4 filing.
Amplitude, Inc. director and Chief Technology Officer Curtis Liu received a grant of 417,827 shares of Class A Common Stock as a stock award, increasing his directly held stake to 1,084,845 shares.
The award is structured as restricted stock units, each representing one share, and will vest in twelve substantially equal quarterly installments beginning on May 15, 2026, subject to his continued service. Footnotes note that his holdings include 986,412 RSUs and correct earlier March 2026 filings that understated his beneficial ownership by 63,262 shares.
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.
Casey Andrew reported acquisition or exercise transactions in this Form 4 filing.
Amplitude, Inc. Chief Financial Officer Casey Andrew received a grant of 431,754 restricted stock units (RSUs), each representing one share of Class A Common Stock. The RSUs vest in twelve substantially equal quarterly installments beginning on May 15, 2026, subject to his continued service.
Following this award, Andrew holds 1,498,524 Class A shares in total, which includes 1,101,159 RSUs. This is a compensation-related equity grant rather than an open-market purchase or sale.
Schultz Erica reported acquisition or exercise transactions in this Form 4 filing.
Amplitude, Inc. director Erica Schultz received a grant of 1,678 restricted stock units (RSUs) of Class A Common Stock as part of the company’s Non-Employee Director Compensation Program, in lieu of cash retainer fees. Each RSU represents one share, with issuance deferred under the program.
Following this grant, Schultz holds 116,584 Class A shares, including 16,584 RSUs. This is a routine, compensation-related equity award rather than an open-market stock purchase or sale.
Tzuo Tien reported acquisition or exercise transactions in this Form 4 filing.
Amplitude, Inc. director Tzuo Tien reported an equity compensation grant of 1,538 shares of Class A Common Stock in the form of restricted stock units. The RSUs were granted under the company’s Non-Employee Director Compensation Program in lieu of cash retainer fees and carry no purchase price.
Each RSU represents one share of Class A Common Stock, with issuance of the underlying shares deferred under the program’s terms. Following this award, Tzuo Tien directly holds 100,080 Class A shares, including 49,268 RSUs.
Amplitude, Inc. Schedule 13G shows Wellington Management entities report 11,154,556 shares, representing 10.71% of Amplitude common stock as of 03/31/2026. The filing attributes shared voting power of 6,578,413 and shared dispositive power of 11,154,556 across related Wellington entities.
Amplitude, Inc. — Wellington Management Group LLP and affiliated entities report beneficial ownership of 11,154,556 shares of Amplitude common stock, representing 10.71% of the class. The filing attributes shared voting power of 6,578,413 shares and shared dispositive power across affiliated filers as shown. The Schedule 13G lists the filing entities and describes that the shares are owned of record by clients of Wellington investment advisers; no single client is identified as holding >5%.
Amplitude Inc: The Vanguard Group filed Amendment No. 4 to a Schedule 13G/A reporting 0% beneficial ownership of Amplitude common stock following an internal realignment effective January 12, 2026. The filing states certain Vanguard subsidiaries will report holdings separately in reliance on SEC Release No. 34-39538.
The filing is signed by Ashley Grim on 03/26/2026 and lists zero shares and zero voting or dispositive power across all categories.