Amplitude Inc SEC Filings

Amplitude, Inc. (AMPL) director Erica Schultz filed a Form 4 reporting an option exercise and related sale on 10/15/2025. She exercised 10,000 Class A shares via a stock option at $4.19 per share (code M), then sold 10,000 Class A shares (code S) at a weighted average price of $10.1229, with trades ranging from $10.0200 to $10.2900. The sale was made under a Rule 10b5-1 trading plan adopted on March 12, 2025.

After these transactions, she beneficially owns 107,406 Class A shares directly and holds 69,500 derivative securities (stock options) directly. The reported option is early exercisable and follows a monthly vesting schedule that began on December 10, 2020.

Amplitude, Inc. (AMPL) director Tien Tzuo received equity compensation under the company's director program. The Form 4 shows an acquisition on 10/05/2025 of 977 shares of Class A common stock reported at $0.00, reflecting restricted stock units granted in lieu of retainer fees. The filing states issuance of the RSU shares has been deferred under the program. After the transaction, the reporting person beneficially owned 97,543 shares, which includes 46,731 additional RSUs. The form was signed by an attorney in fact on 10/07/2025.

Erica Schultz, a director of Amplitude, Inc. (AMPL), reported transactions on 09/15/2025: She exercised an early-exercisable option to purchase 10,000 shares at a $4.19 exercise price and immediately sold 10,000 shares pursuant to a pre-established 10b5-1 trading plan. The sale generated a weighted average sale price of $11.0633 per share, with execution prices ranging from $10.85 to $11.31. Following these transactions, Schultz beneficially owned 79,500 shares subject to outstanding options and 107,406 shares of Class A common stock.

The option vests monthly beginning 12/10/2020 and fully vested on the fourth anniversary; the sale was executed under the 10b5-1 plan adopted 03/12/2025.

Amplitude, Inc. (AMPL) filing a Form 144 notifies the sale of 10,000 common shares by a person who exercised options on 09/15/2025. The broker listed is Morgan Stanley Smith Barney LLC and the sale's aggregate market value is reported as $110,700, with an approximate sale date of 09/15/2025 on NASDAQ. The filing shows the shares were acquired by exercise of stock options from the issuer and paid in cash on the acquisition date.

The notice also reports two recent 10b5-1 plan sales by Erica F. Schultz totaling 15,000 shares across 07/15/2025 and 08/15/2025 with gross proceeds of $94,205.25 and $85,968.00 respectively. The filer affirms no undisclosed material adverse information and references potential reliance on a 10b5-1 trading plan.

Amplitude, Inc. (AMPL) reporting person Thomas Neergaard Hansen reported a change in beneficial ownership tied to the vesting of restricted stock units on 08/15/2025. The filing shows 95,809 shares of Class A common stock were disposed of at an effective price of $11.47; the form clarifies these shares were withheld by the company to satisfy tax withholding obligations related to net issuance from RSU vesting and therefore do not represent a market sale. After the withholding, the reporting person beneficially owns 2,006,605 shares, which includes 1,320,859 RSUs. The form was submitted under power of attorney.

Andrew Casey, Chief Financial Officer and director of Amplitude, Inc. (AMPL), reported a transaction dated 08/15/2025. The Form 4 shows 54,399 shares of Class A common stock were withheld by the company to satisfy tax withholding related to the net issuance from RSU vesting; this is reported with a per-share amount of $11.47. After the withholding, Mr. Casey is reported to beneficially own 1,128,108 shares, which the filing notes include 883,657 restricted stock units (RSUs). The filing indicates the transaction represents tax withholding and does not represent a sale by the reporting person.

Curtis Liu, listed as Chief Technology Officer, director and a >10% owner of Amplitude, Inc. (AMPL), had 34,301 shares of Class A common stock withheld on 08/15/2025 to satisfy tax-withholding obligations arising from the net issuance of vested restricted stock units (RSUs). The transaction price shown is $11.47 per share and does not represent a sale by the reporting person. Following the withholding, the reporting person beneficially owns 793,044 shares in total, which includes 710,732 RSUs. The Form 4 was signed by an attorney-in-fact on behalf of the reporting person on 08/19/2025.

Erica Schultz, a director of Amplitude, Inc. (AMPL), reported transactions dated 08/15/2025. She exercised 7,500 stock options at an exercise price of $4.19 and immediately sold 7,500 Class A shares under a 10b5-1 trading plan at a weighted average price of $11.4624, reducing her direct holdings from 114,906 to 107,406 Class A shares. The option is early-exercisable and vests monthly from December 10, 2020, fully vesting on its fourth anniversary; the exercised option increases her post-transaction option-derived ownership to 7,500 underlying shares.