SEC Form 4 · accession 0001266824-15-000173
WESTERN DIGITAL CORP · WDC
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Stephen D Milligan
Officer — President & CEO · Director
Period of report
Sep 21, 2015
Accepted (ET)
Sep 22, 2015 · 8:32 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 | Sep 21, 2015 | M | 7,712 | $38.19 | A | 120,901 | D | |
| Common StockF2 | Sep 21, 2015 | S | 7,312 | $76.8781 | D | 113,589 | D | |
| Common StockF3 | Sep 21, 2015 | S | 400 | $77.3094 | D | 113,189 | 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)F4 | $38.19 | Sep 21, 2015 | M | 7,712 | D | Mar 19, 2013 | Mar 19, 2019 | Common Stock | 7,712 | 15,425 | 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 March 13, 2015.
- F2Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $76.2384 to a high of $77.22. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.
- F3Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $77.2853 to a high of $77.3818. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.
- F4The option vested 25% one year from the grant date of 3/19/2012, and an additional 6.25% vested at the end of each three-month period through 9/19/2015. The remaining shares subject to the option will vest at 6.25% at the end of each three-month period until fully vested on 3/19/2016.