AMBARELLA INC

Ticker: AMBA CUSIP: G037AX101 Class: Common Stock

Nikko Asset Management Americas, Inc.'s Holding History (CIK: 0001480751)

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

Q2 2018

Shares 99,671 Value ($000) $3,848 Avg Close $47.34 Range $38.17 - $55.50

Q1 2017

Shares 3,200 Value ($000) $175 Avg Close $53.97 Range $46.80 - $60.68

Q4 2016

Shares 3,600 Value ($000) $195 Avg Close $60.31 Range $51.75 - $74.95

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	99,671	$3,848	$47.34	$38.17 - $55.50
Q1 2017	3,200	$175	$53.97	$46.80 - $60.68
Q4 2016	3,600	$195	$60.31	$51.75 - $74.95