SEC Form 4 · accession 0001266824-18-000097
WESTERN DIGITAL CORP · WDC
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Stephen D Milligan
Officer — Chief Executive Officer · Director
Period of report
May 14, 2018
Accepted (ET)
May 16, 2018 · 7:23 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0000106040
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | May 14, 2018 | M | 16,510 | $44.78 | A | 84,624 | D | |
| Common Stock | May 14, 2018 | S | 16,510 | $80.94 | D | 68,114 | D | |
| Common Stock | holding | — | — | — | 69,311 | I | By Family Trust |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Employee Stock Option (right to buy)F2 | $44.78 | May 14, 2018 | M | 16,510 | D | Aug 3, 2017 | Aug 3, 2023 | Common Stock | 16,510 | 148,595 | D |
Explanation of responses
- F1These transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on October 30, 2017.
- F2The option vested 25% one year from the grant date of 8/3/2016, and an additional 6.25% vested at the end of each three-month period through 5/3/2018. The remaining shares subject to the option will vest at 6.25% at the end of each three-month period until fully vested on 8/3/2020.