AMPLITUDE INC

Ticker: AMPL CUSIP: 03213A104 Class: Common Stock

Mariner, LLC's Holding History (CIK: 0001373442)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 34,912 Value ($000) $405 Avg Close $10.52 Range $9.31 - $12.05

Q3 2025

Shares 20,675 Value ($000) $222 Avg Close $11.86 Range $10.59 - $14.49

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	34,912	$405	$10.52	$9.31 - $12.05
Q3 2025	20,675	$222	$11.86	$10.59 - $14.49