SEC Form 4 · accession 0000899243-15-010136
AMBARELLA INC · AMBA
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Lip Bu Tan
Director
Period of report
Dec 16, 2015
Accepted (ET)
Dec 18, 2015 · 4:05 pm EST
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001280263
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Ordinary SharesF1 | Dec 16, 2015 | M | 1,152 | — | A | 5,708 | D | |
| Ordinary SharesF2 | holding | — | — | — | 464 | I | See Footnote |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock UnitsF1,F3 | — | Dec 16, 2015 | M | 1,152 | D | — | — | Ordinary Shares | 1,152 | 3,459 | D |
Explanation of responses
- F1Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.
- F2Such shares are held by Lip-Bu Tan & Ysa Loo Trust DTD 2/3/92.
- F3Of the total of 4,611 shares granted, the restricted stock units vest as to 1/4th of the restricted stock units each three months following the vesting start date of September 15, 2015, so as to be 100% vested on September 15, 2016.