WDC

SEC source: 0001266824-15-000108 · edgardoc.xml · nonDerivative · entry 3

RAY MICHAEL CHARLES · CIK 0001593199 · Sr. VP, Gen Cnsl & Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,567

F3 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 30, 2015.

SEC source: 0001266824-15-000108 · edgardoc.xml · nonDerivative · entry 2

RAY MICHAEL CHARLES · CIK 0001593199 · Sr. VP, Gen Cnsl & Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,588

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: These transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 30, 2015.

SEC source: 0001266824-15-000108 · edgardoc.xml · nonDerivative · entry 1

RAY MICHAEL CHARLES · CIK 0001593199 · Sr. VP, Gen Cnsl & Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,726

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: These transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 30, 2015.

F2 · balance_after: Includes 333 shares acquired under the issuer's Employee Stock Purchase Plan on May 31, 2015.

SEC source: 0001266824-15-000107 · edgardoc.xml · derivative · entry 3

LONG MARK P · CIK 0001593123 · EVP, Strategy & Corporate Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,280

Underlying: Common Stock · 876 shares

Expires 2020-02-13

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: These 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.

F2 · derivative.exercise_date: The 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 5/13/2015. 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.

SEC source: 0001266824-15-000107 · edgardoc.xml · nonDerivative · entry 2

LONG MARK P · CIK 0001593123 · EVP, Strategy & Corporate Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,303

F1 · kind: These 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.

SEC source: 0001266824-15-000107 · edgardoc.xml · nonDerivative · entry 1

LONG MARK P · CIK 0001593123 · EVP, Strategy & Corporate Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,179

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: These 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.

SEC source: 0001266824-15-000104 · edgardoc.xml · nonDerivative · entry 3

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 72,338

F3 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 21, 2014.

SEC source: 0001266824-15-000104 · edgardoc.xml · derivative · entry 4

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,480

Underlying: Common Stock · 5,895 shares

Expires 2019-09-06

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: These transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 21, 2014.

F5 · derivative.exercise_date: The option vested 25% one year from the grant date of 9/6/2012, and an additional 6.25% vested at the end of each three-month period through 6/6/2015. The remaining shares subject to the option will vest at 6.25% at the end of each three-month period until fully vested on 9/6/2016.

SEC source: 0001266824-15-000104 · edgardoc.xml · nonDerivative · entry 2

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 73,706

F3 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 21, 2014.

F4 · price: Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $94.42 to a high of $95.05. 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.

SEC source: 0001266824-15-000104 · edgardoc.xml · nonDerivative · entry 1

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 82,080

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: These transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 21, 2014.

F2 · balance_after: Includes 224 shares acquired under the issuer's Employee Stock Purchase Plan on May 31, 2015.

SEC source: 0001266824-15-000102 · edgardoc.xml · derivative · entry 7

MURPHY JAMES J · CIK 0001234677 · President, WD Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,770

Underlying: Common Stock · 1,307 shares

Expires 2020-11-13

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_date: The option vested 25% on 8/14/2014 and an additional 6.25% vested at the end of each three-month period through 5/14/2015. 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.

SEC source: 0001266824-15-000102 · edgardoc.xml · derivative · entry 6

MURPHY JAMES J · CIK 0001234677 · President, WD Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,448

Underlying: Common Stock · 2,162 shares

Expires 2020-08-14

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: The 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 5/14/2015. 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.

SEC source: 0001266824-15-000102 · edgardoc.xml · derivative · entry 5

MURPHY JAMES J · CIK 0001234677 · President, WD Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,063

Underlying: Common Stock · 2,766 shares

Expires 2019-05-16

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: The option vested 25% one year from the grant date of 5/16/2012, and an additional 6.25% vested at the end of each three-month period through 5/16/2015. The remaining shares subject to the option will vest at 6.25% at the end of each three-month period until fully vested on 5/16/2016.

SEC source: 0001266824-15-000102 · edgardoc.xml · nonDerivative · entry 4

MURPHY JAMES J · CIK 0001234677 · President, WD Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,682

F2 · price: Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $96.99 to a high of $97.02. 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.

SEC source: 0001266824-15-000102 · edgardoc.xml · nonDerivative · entry 3

MURPHY JAMES J · CIK 0001234677 · President, WD Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,917

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001266824-15-000102 · edgardoc.xml · nonDerivative · entry 2

MURPHY JAMES J · CIK 0001234677 · President, WD Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 57,610

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001266824-15-000102 · edgardoc.xml · nonDerivative · entry 1

MURPHY JAMES J · CIK 0001234677 · President, WD Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,448

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Includes 333 shares acquired under the issuer's Employee Stock Purchase Plan on May 31, 2015.

SEC source: 0001266824-15-000100 · edgardoc.xml · nonDerivative · entry 2

MILLIGAN STEPHEN D · CIK 0001277246 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 104,876

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 13, 2015.

F3 · price: Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $93.9306 to a high of $94.88. 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.

SEC source: 0001266824-15-000100 · edgardoc.xml · nonDerivative · entry 1

MILLIGAN STEPHEN D · CIK 0001277246 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 106,323

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 13, 2015.

F2 · price: Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $92.9274 to a high of $93.83. 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.

SEC source: 0001266824-15-000096 · edgardoc.xml · derivative · entry 8

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,511

Underlying: Common Stock · 5,057 shares

Expires 2020-08-14

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · kind: These transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 21, 2014.

F6 · derivative.exercise_date: The 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 5/14/2015. 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.

SEC source: 0001266824-15-000096 · edgardoc.xml · derivative · entry 7

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,580

Underlying: Common Stock · 2,395 shares

Expires 2019-05-16

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · kind: These transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 21, 2014.

F5 · derivative.exercise_date: The option vested 25% one year from the grant date of 5/16/2012, and an additional 6.25% vested at the end of each three-month period through 5/16/2015. The remaining shares subject to the option will vest at 6.25% at the end of each three-month period until fully vested on 5/16/2016.

SEC source: 0001266824-15-000096 · edgardoc.xml · nonDerivative · entry 5

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,961

F2 · kind: These transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 21, 2014.

F3 · price: Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $97.8401 to a high of $97.8585. 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.

SEC source: 0001266824-15-000096 · edgardoc.xml · nonDerivative · entry 4

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 83,413

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · kind: These transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 21, 2014.

SEC source: 0001266824-15-000096 · edgardoc.xml · nonDerivative · entry 3

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 78,356

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · kind: These transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 21, 2014.

SEC source: 0001266824-15-000098 · edgardoc.xml · derivative · entry 6

RAY MICHAEL CHARLES · CIK 0001593199 · Sr. VP, Gen Cnsl & Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,287

Underlying: Common Stock · 1,367 shares

Expires 2020-08-14

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: These transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 2, 2014.

F3 · derivative.exercise_date: The 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 5/14/2015. 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.

SEC source: 0001266824-15-000098 · edgardoc.xml · derivative · entry 5

RAY MICHAEL CHARLES · CIK 0001593199 · Sr. VP, Gen Cnsl & Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,438

Underlying: Common Stock · 1,359 shares

Expires 2019-05-16

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: These transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 2, 2014.

F2 · derivative.exercise_date: The option vested 25% one year from the grant date of 5/16/2012, and an additional 6.25% vested at the end of each three-month period through 5/16/2015. The remaining shares subject to the option will vest at 6.25% at the end of each three-month period until fully vested on 5/16/2016.

SEC source: 0001266824-15-000098 · edgardoc.xml · nonDerivative · entry 3

RAY MICHAEL CHARLES · CIK 0001593199 · Sr. VP, Gen Cnsl & Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,567

F1 · kind: These transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 2, 2014.

SEC source: 0001266824-15-000098 · edgardoc.xml · nonDerivative · entry 2

RAY MICHAEL CHARLES · CIK 0001593199 · Sr. VP, Gen Cnsl & Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,293

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: These transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 2, 2014.

SEC source: 0001266824-15-000098 · edgardoc.xml · nonDerivative · entry 1

RAY MICHAEL CHARLES · CIK 0001593199 · Sr. VP, Gen Cnsl & Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,926

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: These transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 2, 2014.

SEC source: 0001266824-15-000096 · edgardoc.xml · derivative · entry 6

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,128.2885

Underlying: Common Stock · 387.9968 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: The dividend equivalents were converted into, and paid in the form of, shares of the issuer's common stock on a one-for-one basis in connection with the vesting of restricted stock units to which the dividend equivalents relate. A cash amount equal to $97.36 was also paid to the holder to settle a fractional dividend equivalent of 0.9968.

F4 · derivative.exercise_date: The dividend equivalents were converted into, and paid in the form of, shares of the issuer's common stock on a one-for-one basis in connection with the vesting of restricted stock units to which the dividend equivalents relate. A cash amount equal to $97.36 was also paid to the holder to settle a fractional dividend equivalent of 0.9968.

F4 · derivative.expiration_date: The dividend equivalents were converted into, and paid in the form of, shares of the issuer's common stock on a one-for-one basis in connection with the vesting of restricted stock units to which the dividend equivalents relate. A cash amount equal to $97.36 was also paid to the holder to settle a fractional dividend equivalent of 0.9968.

SEC source: 0001266824-15-000096 · edgardoc.xml · nonDerivative · entry 2

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,961

F1 · shares: Payment of tax obligation by withholding securities incident to the vesting of securities in accordance with Rule 16b-3(e).

SEC source: 0001266824-15-000096 · edgardoc.xml · nonDerivative · entry 1

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 80,157

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001266824-15-000097 · edgardoc.xml · derivative · entry 5

LONG MARK P · CIK 0001593123 · EVP, Strategy & Corporate Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,331

Underlying: Common Stock · 1,011 shares

Expires 2020-08-14

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: These 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.

F3 · derivative.exercise_date: The 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 5/14/2015. 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.

SEC source: 0001266824-15-000097 · edgardoc.xml · derivative · entry 4

LONG MARK P · CIK 0001593123 · EVP, Strategy & Corporate Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,156

Underlying: Common Stock · 876 shares

Expires 2020-02-13

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: These 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.

F2 · derivative.exercise_date: The 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 5/13/2015. 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.

SEC source: 0001266824-15-000097 · edgardoc.xml · nonDerivative · entry 3

LONG MARK P · CIK 0001593123 · EVP, Strategy & Corporate Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,303

F1 · kind: These 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.

SEC source: 0001266824-15-000097 · edgardoc.xml · nonDerivative · entry 2

LONG MARK P · CIK 0001593123 · EVP, Strategy & Corporate Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,190

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: These 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.

SEC source: 0001266824-15-000097 · edgardoc.xml · nonDerivative · entry 1

LONG MARK P · CIK 0001593123 · EVP, Strategy & Corporate Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,179

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: These 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.

SEC source: 0001266824-15-000092 · edgardoc.xml · derivative · entry 5

MURPHY JAMES J · CIK 0001234677 · President, WD Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,881

Underlying: Common Stock · 3,481 shares

Expires 2019-09-06

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: The option vested 25% one year from the grant date of 9/6/2012, and an additional 6.25% vested at the end of each three-month period through 3/6/2015. The remaining shares subject to the option will vest at 6.25% at the end of each three-month period until fully vested on 9/6/2016.

SEC source: 0001266824-15-000092 · edgardoc.xml · derivative · entry 4

MURPHY JAMES J · CIK 0001234677 · President, WD Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,033

Underlying: Common Stock · 3,017 shares

Expires 2018-09-14

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_date: The option vested 25% one year from the grant date of 9/14/2011, and an additional 6.25% vested at the end of each three-month period through 3/14/2015. The remaining shares subject to the option will vest at 6.25% at the end of each three-month period until fully vested on 9/14/2015.

SEC source: 0001266824-15-000092 · edgardoc.xml · nonDerivative · entry 3

MURPHY JAMES J · CIK 0001234677 · President, WD Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,349

SEC source: 0001266824-15-000092 · edgardoc.xml · nonDerivative · entry 2

MURPHY JAMES J · CIK 0001234677 · President, WD Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,847

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001266824-15-000092 · edgardoc.xml · nonDerivative · entry 1

MURPHY JAMES J · CIK 0001234677 · President, WD Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,366

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001266824-15-000077 · edgardoc.xml · derivative · entry 1

Cole Martin I · CIK 0001302874 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18.403

Underlying: Common Stock · 10.5482 shares

Expires not disclosed

F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

SEC source: 0001266824-15-000078 · edgardoc.xml · derivative · entry 1

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,516.2853

Underlying: Common Stock · 417.5242 shares

Expires not disclosed

F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

SEC source: 0001266824-15-000081 · edgardoc.xml · derivative · entry 1

LAMBERT MICHAEL D · CIK 0001077820 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19.8799

Underlying: Common Stock · 11.3947 shares

Expires not disclosed

F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

SEC source: 0001266824-15-000079 · edgardoc.xml · derivative · entry 1

COTE KATHLEEN A · CIK 0001181540 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19.8799

Underlying: Common Stock · 11.3947 shares

Expires not disclosed

F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

SEC source: 0001266824-15-000080 · edgardoc.xml · derivative · entry 1

DENERO HENRY T · CIK 0001227538 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 267.5474

Underlying: Common Stock · 37.5041 shares

Expires not disclosed

F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

SEC source: 0001266824-15-000082 · edgardoc.xml · derivative · entry 1

Lauer Len J · CIK 0001202231 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19.8799

Underlying: Common Stock · 11.3947 shares

Expires not disclosed

F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

SEC source: 0001266824-15-000083 · edgardoc.xml · derivative · entry 1

LEONETTI OLIVIER · CIK 0001618669 · EVP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 209.0419

Underlying: Common Stock · 78.6894 shares

Expires not disclosed

F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

SEC source: 0001266824-15-000084 · edgardoc.xml · derivative · entry 1

LONG MARK P · CIK 0001593123 · EVP, Strategy & Corporate Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 842.7793

Underlying: Common Stock · 188.8833 shares

Expires not disclosed

F1 · derivative.exercise_price: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

F1 · derivative.exercise_date: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.

F1 · derivative.expiration_date: The dividend equivalent rights accrued on previously awarded restricted stock units (RSUs) which vest proportionately with the RSUs to which they relate. Each dividend equivalent right represents a contingent right to receive one share of the Issuer's common stock or the cash value thereof.