AMBARELLA INC

Ticker: AMBA CUSIP: G037AX101 Class: Common Stock

THOMPSON DAVIS & CO., INC.'s Holding History (CIK: 0001017284)

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

Q3 2017

Shares 250 Value ($000) $12 Avg Close $49.33 Range $40.06 - $54.93

Q2 2017

Shares 250 Value ($000) $12 Avg Close $55.38 Range $48.13 - $65.39

Q1 2017

Shares 125 Value ($000) $7 Avg Close $53.97 Range $46.80 - $60.68

Q3 2016

Shares 875 Value ($000) $64 Avg Close $62.64 Range $48.77 - $74.56

Q3 2015

Shares 52 Value ($000) $3 Avg Close $94.42 Range $53.76 - $129.19

Q2 2014

Shares 125 Value ($000) $4 Avg Close $26.43 Range $21.60 - $33.25

Q1 2014

Shares 3,000 Value ($000) $80 Avg Close $30.62 Range $24.69 - $36.49

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	250	$12	$49.33	$40.06 - $54.93
Q2 2017	250	$12	$55.38	$48.13 - $65.39
Q1 2017	125	$7	$53.97	$46.80 - $60.68
Q3 2016	875	$64	$62.64	$48.77 - $74.56
Q3 2015	52	$3	$94.42	$53.76 - $129.19
Q2 2014	125	$4	$26.43	$21.60 - $33.25
Q1 2014	3,000	$80	$30.62	$24.69 - $36.49