AMPLITUDE INC

Ticker: AMPL CUSIP: 03213A104 Class: Common Stock

LORD, ABBETT & CO. LLC's Holding History (CIK: 0000728100)

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

Q3 2025

Shares 385,286 Value ($000) $4 Avg Close $11.86 Range $10.59 - $14.49

Q2 2025

Shares 444,135 Value ($000) $6 Avg Close $10.82 Range $7.55 - $13.34

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	385,286	$4	$11.86	$10.59 - $14.49
Q2 2025	444,135	$6	$10.82	$7.55 - $13.34