AMPLITUDE INC

Ticker: AMPL CUSIP: 03213A104 Class: Common Stock

Headlands Technologies LLC's Holding History (CIK: 0001570271)

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

Q2 2025

Shares 5,766 Value ($000) $71 Avg Close $10.82 Range $7.55 - $13.34

Q1 2025

Shares 13,017 Value ($000) $133 Avg Close $11.81 Range $10.05 - $14.88

Q4 2024

Shares 3,609 Value ($000) $38 Avg Close $10.01 Range $8.36 - $12.12

Q1 2024

Shares 2,927 Value ($000) $32 Avg Close $12.27 Range $9.06 - $14.42

Q4 2022

Shares 5 Value ($000) $0 Avg Close $14.16 Range $10.51 - $17.73

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	5,766	$71	$10.82	$7.55 - $13.34
Q1 2025	13,017	$133	$11.81	$10.05 - $14.88
Q4 2024	3,609	$38	$10.01	$8.36 - $12.12
Q1 2024	2,927	$32	$12.27	$9.06 - $14.42
Q4 2022	5	$0	$14.16	$10.51 - $17.73