AMBARELLA INC

Ticker: AMBA CUSIP: G037AX101 Class: Common Stock

SBI Securities Co., Ltd.'s Holding History (CIK: 0001851815)

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

Q4 2025

Shares 1,464 Value ($000) $104 Avg Close $80.81 Range $68.79 - $96.69

Q3 2025

Shares 276 Value ($000) $23 Avg Close $72.62 Range $61.31 - $93.44

Q2 2025

Shares 249 Value ($000) $16 Avg Close $53.03 Range $38.86 - $71.05

Q1 2025

Shares 613 Value ($000) $31 Avg Close $68.45 Range $47.62 - $85.15

Q4 2024

Shares 734 Value ($000) $53 Avg Close $63.71 Range $53.45 - $81.32

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,464	$104	$80.81	$68.79 - $96.69
Q3 2025	276	$23	$72.62	$61.31 - $93.44
Q2 2025	249	$16	$53.03	$38.86 - $71.05
Q1 2025	613	$31	$68.45	$47.62 - $85.15
Q4 2024	734	$53	$63.71	$53.45 - $81.32