AMBARELLA INC

Ticker: AMBA CUSIP: G037AX101 Class: Common Stock

Spark Investment Management LLC's Holding History (CIK: 0001554871)

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

Q1 2017

Shares 36,700 Value ($000) $2,007 Avg Close $53.97 Range $46.80 - $60.68

Q4 2016

Shares 54,800 Value ($000) $2,966 Avg Close $60.31 Range $51.75 - $74.95

Q3 2013

Shares 41,100 Value ($000) $801 Avg Close $17.01 Range $13.16 - $19.80

Q2 2013

Shares 140,500 Value ($000) $2,364 Avg Close $15.18 Range $12.11 - $18.58

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2017	36,700	$2,007	$53.97	$46.80 - $60.68
Q4 2016	54,800	$2,966	$60.31	$51.75 - $74.95
Q3 2013	41,100	$801	$17.01	$13.16 - $19.80
Q2 2013	140,500	$2,364	$15.18	$12.11 - $18.58