SEC Form 4 · accession 0001280263-17-000101
AMBARELLA INC · AMBA
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Christopher Day
Officer — VP, Marketing
Period of report
Dec 18, 2017
Accepted (ET)
Dec 20, 2017 · 4:43 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 18, 2017 | M | 1,839 | — | A | 22,216 | D | |
| Ordinary Shares | Dec 18, 2017 | S | 1,111 | $57.69 | D | 21,105 | D |
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 18, 2017 | M | 877 | D | — | Sep 15, 2019 | Ordinary Shares | 877 | 6,139 | D |
| Restricted Stock UnitsF1,F4 | — | Dec 18, 2017 | M | 962 | D | — | Sep 7, 2024 | Ordinary Shares | 962 | 2,888 | D |
Explanation of responses
- F1Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares.
- F2Shares sold to pay tax obligations resulting from the vesting of restricted stock awards and restricted stock units.
- F3The RSUs vest as to 1/10 of the RSUs on June 15, 2017 and 1/10 of the RSUs will vest each three months thereafter such that the RSUs are 100% vested on September 15, 2019.
- F4The restricted stock units vest at the rate of 1/16 per quarter commencing on September 15, 2014.