SEC Form 4 · accession 0001266824-15-000062
WESTERN DIGITAL CORP · WDC
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Mark P Long
Officer — EVP, Strategy & Corporate Dev.
Period of report
Apr 15, 2015
Accepted (ET)
Apr 16, 2015 · 6:07 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 | Apr 15, 2015 | M | 878 | $48.63 | A | 37,181 | D | |
| Common Stock | Apr 15, 2015 | M | 1,012 | $68.49 | A | 38,193 | D | |
| Common Stock | Apr 15, 2015 | S | 1,890 | $97.30 | D | 36,303 | D |
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 | $48.63 | Apr 15, 2015 | M | 878 | D | Feb 13, 2014 | Feb 13, 2020 | Common Stock | 878 | 21,032 | D |
| Employee Stock Option (right to buy)F3 | $68.49 | Apr 15, 2015 | M | 1,012 | D | Aug 14, 2014 | Aug 14, 2020 | Common Stock | 1,012 | 30,342 | 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 December 18, 2014.
- F2The option vested 25% one year from the grant date of 2/13/2013, and an additional 6.25% vested at the end of each three-month period through 2/13/2015. The remaining shares subject to the option will vest at 6.25% at the end of each three-month period until fully vested on 2/13/2017.
- F3The option vested 25% one year from the grant date of 8/14/2013, and an additional 6.25% vested at the end of each three-month period through 2/14/2015. The remaining shares subject to the option will vest at 6.25% at the end of each three-month period until fully vested on 8/14/2017.