AMBARELLA INC — Director's Dealing 2015

Jun 18, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AMBARELLA INC (AMBA)
CIK: 0001280263
Period of Report: 2015-06-16

Reporting Person: TAN LIP BU (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-06-16	Ordinary Shares	M	694	—	Acquired	3861	Direct
2015-06-16	Ordinary Shares	S	200	$118.146	Disposed	300	Indirect

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-06-16	Restricted Stock Units	$	M	694	Disposed		Ordinary Shares (694)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Ordinary Shares	464	Indirect

Footnotes

F1: Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.

F2: Such shares are held by Lip-Bu Tan & Ysa Loo Trust DTD 2/3/92.

F3: Of the total 2,778 shares, the restricted stock units will vest as to 1/4th of the restricted stock units each three months following the vesting start date of September 15, 2014, so as to be 100% vested on September 15, 2015.