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. reported strong fourth quarter and full-year 2025 results, combining solid growth with improved profitability and cash generation. Annual Recurring Revenue reached $366 million, up 17% year over year, while Q4 revenue was $91.4 million, also up 17%.
For 2025, revenue grew to $343.2 million, with GAAP net loss narrowing to $88.5 million and non-GAAP income from operations turning positive at $1.2 million. Free cash flow more than doubled to $23.5 million, and Q4 free cash flow rose to $11.2 million.
The company highlighted expanding large-customer adoption, including 698 customers above $100,000 in ARR and 56 above $1.0 million. Looking to 2026, Amplitude guides revenue to $390–$398 million with positive non-GAAP operating income, and its board authorized up to an additional $100 million Class A share repurchase.
HANSEN THOMAS NEERGAARD reported disposition transactions in a Form 4 filing for AMPL. The filing lists transactions totaling 69,142 shares at a weighted average price of $6.34 per share. Following the reported transactions, holdings were 1,845,845 shares.
Liu Curtis reported disposition transactions in a Form 4 filing for AMPL. The filing lists transactions totaling 26,672 shares at a weighted average price of $6.34 per share. Following the reported transactions, holdings were 730,280 shares.
Casey Andrew reported disposition transactions in a Form 4 filing for AMPL. The filing lists transactions totaling 39,438 shares at a weighted average price of $6.34 per share. Following the reported transactions, holdings were 1,066,770 shares.
T. Rowe Price Investment Management, Inc. filed an amended Schedule 13G reporting a very small position in Amplitude Inc. Class A common stock as of December 31, 2025. The firm reports beneficial ownership of 441 shares, representing 0.0% of the class, with sole voting and dispositive power over those shares.
The filer states it owns 5 percent or less of the class and that the securities were acquired and are held in the ordinary course of business, not for the purpose of changing or influencing control of Amplitude. It also expressly denies being the beneficial owner of the securities referenced.
Amplitude, Inc. director Tien Tzuo reported an equity grant under the company’s non-employee director compensation program. On January 5, 2026, he was awarded 999 restricted stock units (RSUs) of Class A Common Stock at a price of $0.00 per share, granted in lieu of board retainer fees. Each RSU represents the right to receive one share of Class A Common Stock, and issuance of the shares has been deferred under the program’s terms.
Following this grant, Tzuo beneficially owns 98,542 shares of Class A Common Stock, which includes 47,730 RSUs, all reported as directly owned.
The Vanguard Group reports passive beneficial ownership in Amplitude Inc common stock on an amended Schedule 13G (Amendment No. 3).
Vanguard reports beneficial ownership of 10,825,568 Amplitude common shares, representing 10.44% of the class, for an event dated 12/31/2025. It has sole voting power over 0 shares and shared voting power over 657,704 shares, while holding sole dispositive power over 10,070,878 shares and shared dispositive power over 754,690 shares.
The shares are held on behalf of Vanguard’s clients, including registered investment companies and other managed accounts, and no other single person has a more than 5% interest. Vanguard certifies the holdings are in the ordinary course of business and not for the purpose of changing or influencing control of Amplitude.
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.
Amplitude, Inc. (AMPL) director Erica Schultz reported an option exercise and share sale involving Class A common stock. On 11/17/2025, she exercised a stock option for 10,000 shares at an exercise price of $4.19 per share and acquired these shares. That same day, she sold 10,000 shares at a weighted average price of $10.2295, with individual trade prices ranging from $9.5000 to $10.5800, under a Rule 10b5-1 trading plan adopted on March 12, 2025.
After these transactions, Schultz directly beneficially owned 107,406 shares of Class A common stock and held 59,500 stock options. The reported option is early exercisable, with 1/48th of the option shares vesting monthly from December 10, 2020 so that all shares vest over four years.
Amplitude, Inc. (AMPL) director, 10% owner, and Chief Technology Officer Liu Curtis reported an automatic share withholding tied to equity compensation. On 11/15/2025, 36,092 shares of Class A common stock were withheld at $10.73 per share to satisfy tax obligations arising from the vesting of restricted stock units. This transaction is classified as code F, meaning it reflects tax withholding rather than an open-market sale. After this event, Liu Curtis beneficially owned 756,952 shares of Class A common stock, including 639,658 RSUs, maintaining a substantial ownership position in the company.