AMBARELLA INC

Ticker: AMBA CUSIP: G037AX101 Class: Common Stock

SEGALL BRYANT & HAMILL, LLC's Holding History (CIK: 0001006378)

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

Q4 2025

Shares 178,097 Value ($000) $12,616 Avg Close $80.81 Range $68.79 - $96.69

Q3 2025

Shares 339,201 Value ($000) $27,991 Avg Close $72.62 Range $61.31 - $93.44

Q2 2025

Shares 344,834 Value ($000) $22,781 Avg Close $53.03 Range $38.86 - $71.05

Q1 2025

Shares 309,520 Value ($000) $15,578 Avg Close $68.45 Range $47.62 - $85.15

Q3 2018

Shares 10,343 Value ($000) $400 Avg Close $38.74 Range $34.33 - $41.00

Q2 2018

Shares 10,374 Value ($000) $401 Avg Close $47.34 Range $38.17 - $55.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	178,097	$12,616	$80.81	$68.79 - $96.69
Q3 2025	339,201	$27,991	$72.62	$61.31 - $93.44
Q2 2025	344,834	$22,781	$53.03	$38.86 - $71.05
Q1 2025	309,520	$15,578	$68.45	$47.62 - $85.15
Q3 2018	10,343	$400	$38.74	$34.33 - $41.00
Q2 2018	10,374	$401	$47.34	$38.17 - $55.50