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Nasdaq · USD

WDC

WESTERN DIGITAL CORP

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1010
SEC CIK
0000106040
Parsed reports
1,958

Last 12 months

Inside the activity.

0 purchase rows · 224 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 2025019
Dec 2025013
Jan 202601
Feb 2026044
Mar 2026019
Apr 202601
May 2026032
Jun 2026046
Jul 2026033
Aug 2026013
Sep 202603
Oct 202600

Latest available

Insider transactions

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
September 11, 2014 Filed Sep 11, 2014 23:55 UTC
MURPHY JAMES JPresident, WD Subsidiary
GrantCommon Stock 21,898 $0.00 $0.00
Disclosure

SEC source: 0001266824-14-000194 · edgardoc.xml · nonDerivative · entry 1

MURPHY JAMES J · CIK 0001234677 · President, WD Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 73,521

F1 · security: Represents the grant of restricted stock units to the reporting person. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.

Read SEC document
September 11, 2014 Filed Sep 11, 2014 23:55 UTC
RAY MICHAEL CHARLESSr. VP, Gen Cnsl & Secretary
GrantEmployee Stock Option (right to buy) · Derivative 22,524 $0.00 Strike: $100.06 $0.00
Disclosure

SEC source: 0001266824-14-000195 · edgardoc.xml · derivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,524

Underlying: Common Stock · 22,524 shares

Expires 2021-09-11

F2 · derivative.exercise_date: The option vests 25% on the first anniversary of the grant date and 6.25% at the end of each three-month period thereafter.

Read SEC document
September 11, 2014 Filed Sep 11, 2014 23:55 UTC
RAY MICHAEL CHARLESSr. VP, Gen Cnsl & Secretary
GrantCommon Stock 6,847 $0.00 $0.00
Disclosure

SEC source: 0001266824-14-000195 · 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: 32,968

F1 · security: Represents the grant of restricted stock units to the reporting person. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.

Read SEC document
September 08, 2014 Filed Sep 9, 2014 23:01 UTC
CORDANO MICHAEL DPresident, HGST Subsidiary
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 6,613 $0.00 Strike: $68.49 $0.00
Disclosure

SEC source: 0001266824-14-000177 · edgardoc.xml · derivative · entry 7

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 67,295

Underlying: Common Stock · 6,613 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.

F3 · 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. 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.

Read SEC document
September 08, 2014 Filed Sep 9, 2014 23:01 UTC
CORDANO MICHAEL DPresident, HGST Subsidiary
SaleCommon Stock 2,479 $100.00 $247,900.00
Disclosure

SEC source: 0001266824-14-000177 · edgardoc.xml · nonDerivative · entry 5

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 68,693

F5 · 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.

Read SEC document
September 08, 2014 Filed Sep 9, 2014 23:01 UTC
CORDANO MICHAEL DPresident, HGST Subsidiary
SaleCommon Stock 6,613 $101.15 $668,906.93
Disclosure

SEC source: 0001266824-14-000177 · edgardoc.xml · nonDerivative · entry 4

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 71,172

F3 · 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.

F4 · price: Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $101.15 to a high of $101.16. 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.

Read SEC document
September 08, 2014 Filed Sep 9, 2014 23:01 UTC
CORDANO MICHAEL DPresident, HGST Subsidiary
Exercise / conversionCommon Stock 6,613 $68.49 $452,924.37
Disclosure

SEC source: 0001266824-14-000177 · edgardoc.xml · nonDerivative · entry 3

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 77,785

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 · 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.

Read SEC document
September 08, 2014 Filed Sep 9, 2014 23:03 UTC
MURPHY JAMES JPresident, WD Subsidiary
Exercise / conversionDividend Equivalent Rights · Derivative 430.8255 $0.00 $0.00
Disclosure

SEC source: 0001266824-14-000179 · edgardoc.xml · derivative · entry 3

MURPHY JAMES J · CIK 0001234677 · President, WD Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,234.7782

Underlying: Common Stock · 430.8255 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.

F2 · 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 $83.31 was also paid to the holder to settle a fractional dividend equivalent of 0.8255.

F2 · 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 $83.31 was also paid to the holder to settle a fractional dividend equivalent of 0.8255.

F2 · 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 $83.31 was also paid to the holder to settle a fractional dividend equivalent of 0.8255.

Read SEC document
September 08, 2014 Filed Sep 9, 2014 23:03 UTC
MURPHY JAMES JPresident, WD Subsidiary
Exercise / conversionCommon Stock 430 $0.00 $0.00
Disclosure

SEC source: 0001266824-14-000179 · edgardoc.xml · nonDerivative · entry 2

MURPHY JAMES J · CIK 0001234677 · President, WD Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,623

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 · shares: 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 $83.31 was also paid to the holder to settle a fractional dividend equivalent of 0.8255.

Read SEC document
September 06, 2014 Filed Sep 9, 2014 23:01 UTC
CORDANO MICHAEL DPresident, HGST Subsidiary
Exercise / conversionDividend Equivalent Rights · Derivative 729.9006 $0.00 $0.00
Disclosure

SEC source: 0001266824-14-000177 · edgardoc.xml · derivative · entry 6

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,407.1131

Underlying: Common Stock · 729.9006 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.

F1 · 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 $90.89 was also paid to the holder to settle a fractional dividend equivalent of 0.9006.

F1 · 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 $90.89 was also paid to the holder to settle a fractional dividend equivalent of 0.9006.

F1 · 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 $90.89 was also paid to the holder to settle a fractional dividend equivalent of 0.9006.

Read SEC document
September 06, 2014 Filed Sep 9, 2014 23:01 UTC
CORDANO MICHAEL DPresident, HGST Subsidiary
Tax withholdingCommon Stock 10,818 $100.92 $1,091,752.56
Disclosure

SEC source: 0001266824-14-000177 · edgardoc.xml · nonDerivative · entry 2

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 71,172

F2 · shares: Payment of tax obligation by withholding securities incident to the vesting of securities in accordance with Rule 16b-3(e).

Read SEC document
September 06, 2014 Filed Sep 9, 2014 23:01 UTC
CORDANO MICHAEL DPresident, HGST Subsidiary
Exercise / conversionCommon Stock 729 $0.00 $0.00
Disclosure

SEC source: 0001266824-14-000177 · edgardoc.xml · nonDerivative · entry 1

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 81,990

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 · shares: 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 $90.89 was also paid to the holder to settle a fractional dividend equivalent of 0.9006.

Read SEC document
September 06, 2014 Filed Sep 9, 2014 23:03 UTC Exercise / conversionDividend Equivalent Rights · Derivative 851.5447 $0.00 $0.00
Disclosure

SEC source: 0001266824-14-000178 · edgardoc.xml · derivative · entry 3

LEYDEN TIMOTHY M · CIK 0001398362 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,275.8396

Underlying: Common Stock · 851.5447 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.

F1 · 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 $54.97 was also paid to the holder to settle a fractional dividend equivalent of 0.5447.

F1 · 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 $54.97 was also paid to the holder to settle a fractional dividend equivalent of 0.5447.

F1 · 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 $54.97 was also paid to the holder to settle a fractional dividend equivalent of 0.5447.

Read SEC document
September 06, 2014 Filed Sep 9, 2014 23:03 UTC Tax withholdingCommon Stock 12,622 $100.92 $1,273,812.24
Disclosure

SEC source: 0001266824-14-000178 · edgardoc.xml · nonDerivative · entry 2

LEYDEN TIMOTHY M · CIK 0001398362 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 235,225

F2 · shares: Payment of tax obligation by withholding securities incident to the vesting of securities in accordance with Rule 16b-3(e).

Read SEC document
September 06, 2014 Filed Sep 9, 2014 23:03 UTC Exercise / conversionCommon Stock 851 $0.00 $0.00
Disclosure

SEC source: 0001266824-14-000178 · edgardoc.xml · nonDerivative · entry 1

LEYDEN TIMOTHY M · CIK 0001398362 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 247,847

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.

F1 · shares: 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 $54.97 was also paid to the holder to settle a fractional dividend equivalent of 0.5447.

Read SEC document
September 06, 2014 Filed Sep 9, 2014 23:03 UTC
MURPHY JAMES JPresident, WD Subsidiary
Tax withholdingCommon Stock 6,385 $100.92 $644,374.20
Disclosure

SEC source: 0001266824-14-000179 · edgardoc.xml · nonDerivative · entry 1

MURPHY JAMES J · CIK 0001234677 · President, WD Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,193

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

Read SEC document
September 06, 2014 Filed Sep 9, 2014 23:03 UTC
RAY MICHAEL CHARLESSr. VP, Gen Cnsl & Secretary
Exercise / conversionDividend Equivalent Rights · Derivative 230.6274 $0.00 $0.00
Disclosure

SEC source: 0001266824-14-000180 · edgardoc.xml · derivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 676.1763

Underlying: Common Stock · 230.6274 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.

F1 · 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 $63.32 was also paid to the holder to settle a fractional dividend equivalent of 0.6274.

F1 · 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 $63.32 was also paid to the holder to settle a fractional dividend equivalent of 0.6274.

F1 · 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 $63.32 was also paid to the holder to settle a fractional dividend equivalent of 0.6274.

Read SEC document
September 06, 2014 Filed Sep 9, 2014 23:03 UTC
RAY MICHAEL CHARLESSr. VP, Gen Cnsl & Secretary
Tax withholdingCommon Stock 3,418 $100.92 $344,944.56
Disclosure

SEC source: 0001266824-14-000180 · 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: 26,121

F2 · shares: Payment of tax obligation by withholding securities incident to the vesting of securities in accordance with Rule 16b-3(e).

Read SEC document
September 06, 2014 Filed Sep 9, 2014 23:03 UTC
RAY MICHAEL CHARLESSr. VP, Gen Cnsl & Secretary
Exercise / conversionCommon Stock 230 $0.00 $0.00
Disclosure

SEC source: 0001266824-14-000180 · 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: 29,539

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 · shares: 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 $63.32 was also paid to the holder to settle a fractional dividend equivalent of 0.6274.

Read SEC document
August 21, 2014 Filed Aug 25, 2014 22:38 UTC Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 6,909 $0.00 Strike: $38.53 $0.00
Disclosure

SEC source: 0001266824-14-000172 · edgardoc.xml · derivative · entry 5

LAMBERT MICHAEL D · CIK 0001077820 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,909 shares

Expires 2016-11-11

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% on the first anniversary of the grant date and 6.25% at the end of each three-month period thereafter.

Read SEC document
August 21, 2014 Filed Aug 25, 2014 22:38 UTC Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 7,443 $0.00 Strike: $32.99 $0.00
Disclosure

SEC source: 0001266824-14-000172 · edgardoc.xml · derivative · entry 4

LAMBERT MICHAEL D · CIK 0001077820 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,063

Underlying: Common Stock · 7,443 shares

Expires 2017-11-11

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 11/11/2010, and an additional 6.25% vested at the end of each three-month period through 8/11/2014. The remaining shares subject to the option will vest at 6.25% at the end of each three-month period until fully vested on 11/11/2014.

Read SEC document
August 21, 2014 Filed Aug 25, 2014 22:38 UTC SaleCommon Stock 14,352 $100.37 $1,440,574.82
Disclosure

SEC source: 0001266824-14-000172 · edgardoc.xml · nonDerivative · entry 3

LAMBERT MICHAEL D · CIK 0001077820 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,272

F1 · price: Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $100.03 to a high of $100.51. 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.

Read SEC document
August 21, 2014 Filed Aug 25, 2014 22:38 UTC Exercise / conversionCommon Stock 6,909 $38.53 $266,203.77
Disclosure

SEC source: 0001266824-14-000172 · edgardoc.xml · nonDerivative · entry 2

LAMBERT MICHAEL D · CIK 0001077820 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,624

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.

Read SEC document
August 21, 2014 Filed Aug 25, 2014 22:38 UTC Exercise / conversionCommon Stock 7,443 $32.99 $245,544.57
Disclosure

SEC source: 0001266824-14-000172 · edgardoc.xml · nonDerivative · entry 1

LAMBERT MICHAEL D · CIK 0001077820 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,715

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.

Read SEC document
August 18, 2014 Filed Aug 18, 2014 23:16 UTC
CORDANO MICHAEL DPresident, HGST Subsidiary
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 7,003 $0.00 Strike: $68.49 $0.00
Disclosure

SEC source: 0001266824-14-000167 · edgardoc.xml · derivative · entry 3

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 73,908

Underlying: Common Stock · 7,003 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 March 21, 2014.

F3 · derivative.exercise_date: The option vested 25% one year from the grant date of 8/14/2013. 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.

Read SEC document
August 18, 2014 Filed Aug 18, 2014 23:16 UTC
CORDANO MICHAEL DPresident, HGST Subsidiary
SaleCommon Stock 7,003 $100.49 $703,713.96
Disclosure

SEC source: 0001266824-14-000167 · edgardoc.xml · nonDerivative · entry 2

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 81,261

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 · price: Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $100.27 to a high of $100.63. 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.

Read SEC document
August 18, 2014 Filed Aug 18, 2014 23:16 UTC
CORDANO MICHAEL DPresident, HGST Subsidiary
Exercise / conversionCommon Stock 7,003 $68.49 $479,635.47
Disclosure

SEC source: 0001266824-14-000167 · edgardoc.xml · nonDerivative · entry 1

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 88,264

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.

Read SEC document
August 18, 2014 Filed Aug 18, 2014 23:18 UTC
RAY MICHAEL CHARLESSr. VP, Gen Cnsl & Secretary
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 5,462 $0.00 Strike: $68.49 $0.00
Disclosure

SEC source: 0001266824-14-000170 · 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: 16,384

Underlying: Common Stock · 5,462 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.

F4 · derivative.exercise_date: The option vested 25% one year from the grant date of 8/14/2013. 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.

Read SEC document
August 18, 2014 Filed Aug 18, 2014 23:18 UTC
RAY MICHAEL CHARLESSr. VP, Gen Cnsl & Secretary
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 1,360 $0.00 Strike: $38.63 $0.00
Disclosure

SEC source: 0001266824-14-000170 · 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: 9,517

Underlying: Common Stock · 1,360 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.

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 8/16/2014. 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.

Read SEC document
August 18, 2014 Filed Aug 18, 2014 23:18 UTC
RAY MICHAEL CHARLESSr. VP, Gen Cnsl & Secretary
SaleCommon Stock 6,822 $101.01 $689,114.10
Disclosure

SEC source: 0001266824-14-000170 · 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: 29,309

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 · price: Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $100.60 to a high of $101.36. 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.

Read SEC document
August 18, 2014 Filed Aug 18, 2014 23:18 UTC
RAY MICHAEL CHARLESSr. VP, Gen Cnsl & Secretary
Exercise / conversionCommon Stock 1,360 $38.63 $52,536.80
Disclosure

SEC source: 0001266824-14-000170 · 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: 36,131

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.

Read SEC document
August 18, 2014 Filed Aug 18, 2014 23:18 UTC
RAY MICHAEL CHARLESSr. VP, Gen Cnsl & Secretary
Exercise / conversionCommon Stock 5,462 $68.49 $374,092.38
Disclosure

SEC source: 0001266824-14-000170 · 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: 34,771

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.

Read SEC document
August 14, 2014 Filed Aug 18, 2014 23:16 UTC
LONG MARK PEVP, Strategy & Corporate Dev.
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 12,137 $0.00 Strike: $68.49 $0.00
Disclosure

SEC source: 0001266824-14-000168 · edgardoc.xml · derivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,410

Underlying: Common Stock · 12,137 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 19, 2013.

F5 · derivative.exercise_date: The option vested 25% one year from the grant date of 8/14/2013. 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.

Read SEC document
August 14, 2014 Filed Aug 18, 2014 23:16 UTC
LONG MARK PEVP, Strategy & Corporate Dev.
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 2,629 $0.00 Strike: $48.63 $0.00
Disclosure

SEC source: 0001266824-14-000168 · edgardoc.xml · derivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,291

Underlying: Common Stock · 2,629 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 19, 2013.

F4 · derivative.exercise_date: The option vested 25% one year from the grant date of 2/13/2013, and an additional 6.25% vested on 8/13/2014. 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.

Read SEC document
August 14, 2014 Filed Aug 18, 2014 23:16 UTC
LONG MARK PEVP, Strategy & Corporate Dev.
SaleCommon Stock 1,422 $100.48 $142,876.73
Disclosure

SEC source: 0001266824-14-000168 · edgardoc.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,256

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 19, 2013.

F3 · price: Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $100.385 to a high of $100.79. 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.

Read SEC document
August 14, 2014 Filed Aug 18, 2014 23:16 UTC
LONG MARK PEVP, Strategy & Corporate Dev.
SaleCommon Stock 13,344 $99.93 $1,333,511.29
Disclosure

SEC source: 0001266824-14-000168 · edgardoc.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,678

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 19, 2013.

F2 · price: Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $99.36 to a high of $100.35. 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.

Read SEC document
August 14, 2014 Filed Aug 18, 2014 23:16 UTC
LONG MARK PEVP, Strategy & Corporate Dev.
Exercise / conversionCommon Stock 2,629 $48.63 $127,848.27
Disclosure

SEC source: 0001266824-14-000168 · edgardoc.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,022

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 19, 2013.

Read SEC document
August 14, 2014 Filed Aug 18, 2014 23:16 UTC
LONG MARK PEVP, Strategy & Corporate Dev.
Exercise / conversionCommon Stock 12,137 $68.49 $831,263.13
Disclosure

SEC source: 0001266824-14-000168 · edgardoc.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,393

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 19, 2013.

Read SEC document
August 14, 2014 Filed Aug 18, 2014 23:17 UTC
MILLIGAN STEPHEN DDirector · President & CEO
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 22,656 $0.00 Strike: $68.49 $0.00
Disclosure

SEC source: 0001266824-14-000169 · edgardoc.xml · derivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 67,965

Underlying: Common Stock · 22,656 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 March 10, 2014.

F3 · derivative.exercise_date: The option vested 25% one year from the grant date of 8/14/2013. 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.

Read SEC document
August 14, 2014 Filed Aug 18, 2014 23:17 UTC
MILLIGAN STEPHEN DDirector · President & CEO
SaleCommon Stock 22,656 $100.06 $2,266,891.39
Disclosure

SEC source: 0001266824-14-000169 · edgardoc.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 147,510

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 10, 2014.

F2 · price: Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $100.00 to a high of $100.48. 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.

Read SEC document
August 14, 2014 Filed Aug 18, 2014 23:17 UTC
MILLIGAN STEPHEN DDirector · President & CEO
Exercise / conversionCommon Stock 22,656 $68.49 $1,551,709.44
Disclosure

SEC source: 0001266824-14-000169 · edgardoc.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 170,166

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 10, 2014.

Read SEC document
August 12, 2014 Filed Aug 13, 2014 22:54 UTC Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 432 $0.00 Strike: $38.53 $0.00
Disclosure

SEC source: 0001266824-14-000162 · edgardoc.xml · derivative · entry 6

DENERO HENRY T · CIK 0001227538 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 432 shares

Expires 2016-11-11

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% on the first anniversary of the grant date and 6.25% at the end of each three-month period thereafter.

Read SEC document
August 12, 2014 Filed Aug 13, 2014 22:54 UTC Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 2,126 $0.00 Strike: $32.99 $0.00
Disclosure

SEC source: 0001266824-14-000162 · edgardoc.xml · derivative · entry 5

DENERO HENRY T · CIK 0001227538 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 532

Underlying: Common Stock · 2,126 shares

Expires 2017-11-11

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 11/11/2010, and an additional 6.25% vested at the end of each three-month period through 8/11/2014. The remaining shares subject to the option will vest at 6.25% at the end of each three-month period until fully vested on 11/11/2014.

Read SEC document
August 12, 2014 Filed Aug 13, 2014 22:54 UTC GiftCommon Stock 3,500 $0.00 $0.00
Disclosure

SEC source: 0001266824-14-000162 · edgardoc.xml · nonDerivative · entry 4

DENERO HENRY T · CIK 0001227538 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,379

F1 · kind: This transaction relates to a gift of shares by the reporting person. The reporting person received no consideration for the transfer of the shares.

Read SEC document
August 12, 2014 Filed Aug 13, 2014 22:54 UTC SaleCommon Stock 2,558 $100.11 $256,081.64
Disclosure

SEC source: 0001266824-14-000162 · edgardoc.xml · nonDerivative · entry 3

DENERO HENRY T · CIK 0001227538 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,879

Read SEC document
August 12, 2014 Filed Aug 13, 2014 22:54 UTC Exercise / conversionCommon Stock 432 $38.53 $16,644.96
Disclosure

SEC source: 0001266824-14-000162 · edgardoc.xml · nonDerivative · entry 2

DENERO HENRY T · CIK 0001227538 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,437

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.

Read SEC document
August 12, 2014 Filed Aug 13, 2014 22:54 UTC Exercise / conversionCommon Stock 2,126 $32.99 $70,136.74
Disclosure

SEC source: 0001266824-14-000162 · edgardoc.xml · nonDerivative · entry 1

DENERO HENRY T · CIK 0001227538 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,005

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.

Read SEC document
August 06, 2014 Filed Aug 7, 2014 23:19 UTC
CORDANO MICHAEL DPresident, HGST Subsidiary
SaleCommon Stock 6,188 $101.20 $626,225.60
Disclosure

SEC source: 0001266824-14-000159 · edgardoc.xml · nonDerivative · entry 1

CORDANO MICHAEL D · CIK 0001201490 · President, HGST Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 81,261

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 21, 2014.

Read SEC document
August 06, 2014 Filed Aug 7, 2014 23:19 UTC Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 8,000 $0.00 Strike: $15.34 $0.00
Disclosure

SEC source: 0001266824-14-000160 · edgardoc.xml · derivative · entry 3

PARDUN THOMAS E · CIK 0001232833 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,743

Underlying: Common Stock · 8,000 shares

Expires 2015-11-06

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 · derivative.exercise_date: The option vested 25% on the first anniversary of the grant date and 6.25% at the end of each three-month period thereafter.

Read SEC document
August 06, 2014 Filed Aug 7, 2014 23:19 UTC SaleCommon Stock 8,000 $102.00 $816,000.00
Disclosure

SEC source: 0001266824-14-000160 · edgardoc.xml · nonDerivative · entry 2

PARDUN THOMAS E · CIK 0001232833 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,867

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.