AMBARELLA INC — Director's Dealing 2016

Sep 9, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AMBARELLA INC (AMBA)
CIK: 0001280263
Period of Report: 2016-09-07

Reporting Person: Laplante George (CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-09-07	Ordinary Shares	M	30000.0	$8.82	Acquired	118720	Direct
2016-09-07	Ordinary Shares	S	30000.0	$67.0821	Disposed	88720	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-09-07	Incentive Stock Option (right to buy)	$8.82	M	2835.0	Disposed	2021-03-07	Ordinary Shares (2835)	Direct
2016-09-07	Non-Qualified Stock Option (right to buy)	$8.82	M	27165.0	Disposed	2021-03-07	Ordinary Shares (27165)	Direct

Footnotes

F1: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on June 28, 2016.

F2: The sale price reported in column 4 of Table I represents the weighted average sale price of the shares sold ranging from $67.0811 to $67.0826 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price within the ranges set forth in this Form 4.

F3: An option to purchase 11,337 shares was granted on March 8, 2011 and was exercised in part prior to the date on which the Reporting Person became subject to Section 16. One-fourth of the shares subject to the option vested on March 7, 2012 and one forty-eighth of the shares vest monthly thereafter.

F4: An option to purchase 288,306 shares was granted on March 8, 2011 and was exercised in part prior to the date on which the reporting person became subject to Section 16. One-fourth of the shares subject to the option vested on March 7, 2012 and one forty-eighth of the shares vest monthly thereafter.