X0306
4
2016-09-06
0
0001280263
AMBARELLA INC
AMBA
0001189229
PAISLEY CHRISTOPHER B
3101 JAY STREET
SANTA CLARA
CA
95054
1
0
0
0
Ordinary Shares
2016-09-07
4
M
0
1000.0
6.0
A
10014
D
Ordinary Shares
2016-09-07
4
S
0
1000.0
69.13
D
9014
D
Non-Qualified Stock Option (right to buy)
6.0
2016-09-07
4
M
0
1000.0
0.0
D
2022-10-08
Ordinary Shares
1000
16667
D
Restricted Stock Units
2016-09-06
4
A
0
2904.0
0.0
A
2017-09-15
Restricted Stock Units
2904
2904
D
The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on June 13, 2016.
Shares subject to the option vest monthly over four years beginning on August 20, 2012.
Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary 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, 2016, so as to be 100% vested on September 15, 2017.
By: /s/ Michael Morehead, Attorney in Fact For: Christopher Paisley
2016-09-08