CURTIS LIU plan to sell securities of AMPLITUDE INC. under Form 144

CURTIS LIU filed Form 144 to notify SEC of plan to sell 22201 units of AMPLITUDE INC. securities around 2026-06-01, with aggregate market value of $173,611.82. The total outstanding units is 103867086.0. The amount planned to be sold represents 0.02% of total outstanding units; Recent transactions in past 3 months include: On 05/04/2026, sold 17586 units for $142877.46; On 03/06/2026, sold 33201 units for $265838.82; On 03/05/2026, sold 30061 units for $240538.91;