AMBARELLA INC — Director's Dealing 2014

Sep 11, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AMBARELLA INC (AMBA)
CIK: 0001280263
Period of Report: 2014-09-09

Reporting Person: TAN LIP BU (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-09-09	Ordinary Shares	J	753188	$0.00	Disposed	0	Indirect
2014-09-09	Ordinary Shares	J	14905	$0.00	Acquired	40429	Indirect
2014-09-09	Ordinary Shares	J	119	$0.00	Acquired	3467	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Ordinary Shares	2778	Direct

Footnotes

F1: Represents a pro-rata, in-kind distribution by Pacven Walden Ventures V, L.P. and affiliated funds, without consideration, to their partners or shareholders as applicable.

F2: Excludes 22,506 ordinary shares that were distributed, without consideration, by Pacven Walden Ventures V, L.P. and affiliated funds to Pacven Walden Management Co., Ltd. on December 13, 2013 and were not reflected in subsequent Forms 4 filed on March 19, 2014, June 18, 2014 and September 10, 2014.

F3: Such shares are held by Pacven Walden Ventures V, L.P. and affiliated funds. Mr. Tan disclaims beneficial ownership of these shares except to the extent of any pecuniary interest therein.

F4: Includes 22,506 ordinary shares that were distributed, without consideration, by Pacven Walden Ventures V, L.P. and affiliated funds to Pacven Walden Management Co., Ltd. on December 13, 2013 and were not reflected in subsequent Forms 4 filed on March 19, 2014, June 18, 2014 and September 10, 2014.

F5: Such shares are held by Pacven Walden Management Co., Ltd., of which Mr. Tan is the sole shareholder and director.

F6: Such shares are held by Lip-Bu Tan & Ysa Loo Trust DTD 2/3/92.