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Nasdaq · USD

KLAC

KLA CORP

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2838
SEC CIK
0000319201
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1,546

Last 12 months

Inside the activity.

0 purchase rows · 22 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
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MonthPurchasesSales
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Dec 202501
Jan 202600
Feb 202600
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May 202603
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Aug 2026012
Sep 202601
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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
February 16, 2012 Filed Feb 17, 2012 23:11 UTC Exercise / conversionCommon Stock 10,000 $37.05 $370,500.00
Disclosure

SEC source: 0001181431-12-010041 · rrd334840.xml · nonDerivative · entry 1

KAUFMAN STEPHEN P · CIK 0001186370 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 26,224

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 · ownership.nature: By the Stephen P. Kaufman Trust UAD 5/24/2002, of which the Reporting Person is the trustee.

Read SEC document
February 01, 2012 Filed Feb 3, 2012 21:49 UTC
WALLACE RICHARD PDirector · President and CEO
SaleCommon Stock 11,660 $52.00 $606,320.00
Disclosure

SEC source: 0001181431-12-005800 · rrd332177.xml · nonDerivative · entry 1

WALLACE RICHARD P · CIK 0001196898 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 86,075

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 15, 2009, as modified on December 9, 2011.

Read SEC document
February 01, 2012 Filed Feb 3, 2012 21:49 UTC
Bell Bobby RExecutive Vice President
SaleCommon Stock 5,880 $51.73 $304,175.34
Disclosure

SEC source: 0001181431-12-005802 · rrd332194.xml · nonDerivative · entry 1

Bell Bobby R · CIK 0001498385 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,725

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 1, 2011.

F2 · price: This transaction was executed in multiple trades at prices ranging from $51.58 to $51.83. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer, full information regarding the number of shares and prices at which the transaction was effected.

F3 · balance_after: Includes 71 shares of KLA-Tencor common stock acquired by the Reporting Person under the KLA-Tencor Employee Stock Purchase Plan on December 31, 2011.

Read SEC document
January 31, 2012 Filed Feb 2, 2012 02:05 UTC
WALLACE RICHARD PDirector · President and CEO
Exercise / conversionNon-Qualified Stock Option (Right to Buy) · Derivative 1,000 $0.00 Strike: $40.14 $0.00
Disclosure

SEC source: 0001181431-12-005084 · rrd332017.xml · derivative · entry 4

WALLACE RICHARD P · CIK 0001196898 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,000 shares

Expires 2013-05-22

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: Represents a stock option granted on May 22, 2003, granting the Reporting Person the right to purchase up to 1,000 shares of KLA-Tencor common stock. All of the shares subject to this stock option vested on May 22, 2004.

Read SEC document
January 31, 2012 Filed Feb 2, 2012 02:05 UTC
WALLACE RICHARD PDirector · President and CEO
SaleCommon Stock 21,000 $51.54 $1,082,434.50
Disclosure

SEC source: 0001181431-12-005084 · rrd332017.xml · nonDerivative · entry 2

WALLACE RICHARD P · CIK 0001196898 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 97,735

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 15, 2009, as modified on December 9, 2011.

F2 · price: This transaction was executed in multiple trades at prices ranging from $51.25 to $51.78. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer, full information regarding the number of shares and prices at which the transaction was effected.

Read SEC document
January 31, 2012 Filed Feb 2, 2012 02:05 UTC
WALLACE RICHARD PDirector · President and CEO
Exercise / conversionCommon Stock 1,000 $40.14 $40,140.00
Disclosure

SEC source: 0001181431-12-005084 · rrd332017.xml · nonDerivative · entry 1

WALLACE RICHARD P · CIK 0001196898 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 118,735

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
January 27, 2012 Filed Jan 30, 2012 21:49 UTC
WALLACE RICHARD PDirector · President and CEO
Exercise / conversionNon-Qualified Stock Option (Right to Buy) · Derivative 97,916 $0.00 Strike: $47.95 $0.00
Disclosure

SEC source: 0001181431-12-004447 · rrd331727.xml · derivative · entry 4

WALLACE RICHARD P · CIK 0001196898 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,084

Underlying: Common Stock · 97,916 shares

Expires 2012-09-26

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: Represents a stock option granted on September 26, 2005, granting the Reporting Person the right to purchase up to 125,000 shares of KLA-Tencor common stock. 25,000 of the shares subject to this stock option vested on September 26, 2006, and 1/48 of the remaining 100,000 shares subject to this stock option vested on October 26, 2006 and each monthly anniversary thereafter until September 26, 2010.

Read SEC document
January 27, 2012 Filed Jan 30, 2012 21:49 UTC
WALLACE RICHARD PDirector · President and CEO
SaleCommon Stock 97,916 $52.75 $5,165,069.00
Disclosure

SEC source: 0001181431-12-004447 · rrd331727.xml · nonDerivative · entry 2

WALLACE RICHARD P · CIK 0001196898 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 117,735

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 15, 2009, as modified on December 14, 2010.

Read SEC document
January 27, 2012 Filed Jan 30, 2012 21:49 UTC
WALLACE RICHARD PDirector · President and CEO
Exercise / conversionCommon Stock 97,916 $47.95 $4,695,072.20
Disclosure

SEC source: 0001181431-12-004447 · rrd331727.xml · nonDerivative · entry 1

WALLACE RICHARD P · CIK 0001196898 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 215,651

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
January 27, 2012 Filed Jan 30, 2012 21:50 UTC
Kirloskar Virendra ASVP & Chief Accounting Officer
Exercise / conversionNon-Qualified Stock Option (Right to Buy) · Derivative 10,000 $0.00 Strike: $47.95 $0.00
Disclosure

SEC source: 0001181431-12-004449 · rrd331738.xml · derivative · entry 4

Kirloskar Virendra A · CIK 0001430600 · SVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,000 shares

Expires 2012-09-26

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: Represents a stock option granted on September 26, 2005, granting the Reporting Person the right to purchase up to 10,000 shares of KLA-Tencor common stock. 2,000 of the shares subject to this stock option vested on September 26, 2006, and 1/48 of the remaining 8,000 shares subject to this stock option vested on October 26, 2006 and each monthly anniversary thereafter until September 26, 2010.

Read SEC document
January 27, 2012 Filed Jan 30, 2012 21:50 UTC
Kirloskar Virendra ASVP & Chief Accounting Officer
SaleCommon Stock 10,000 $52.95 $529,500.00
Disclosure

SEC source: 0001181431-12-004449 · rrd331738.xml · nonDerivative · entry 2

Kirloskar Virendra A · CIK 0001430600 · SVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 297

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 7, 2011.

Read SEC document
January 27, 2012 Filed Jan 30, 2012 21:50 UTC
Kirloskar Virendra ASVP & Chief Accounting Officer
Exercise / conversionCommon Stock 10,000 $47.95 $479,500.00
Disclosure

SEC source: 0001181431-12-004449 · rrd331738.xml · nonDerivative · entry 1

Kirloskar Virendra A · CIK 0001430600 · SVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,297

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
January 19, 2012 Filed Jan 20, 2012 21:19 UTC
Kirloskar Virendra ASVP & Chief Accounting Officer
Exercise / conversionNon-Qualified Stock Option (Right to Buy) · Derivative 760 $0.00 Strike: $40.66 $0.00
Disclosure

SEC source: 0001181431-12-003333 · rrd331062.xml · derivative · entry 5

Kirloskar Virendra A · CIK 0001430600 · SVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 760 shares

Expires 2014-08-02

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: Represents a stock option granted on August 2, 2004, granting the Reporting Person the right to purchase up to 1,200 shares of KLA-Tencor common stock. 240 of the shares subject to this stock option vested on the October 27, 2004, and 1/48 of the remaining 960 shares subject to this stock option vested on November 27, 2005 and each monthly anniversary thereafter until October 27, 2008.

Read SEC document
January 19, 2012 Filed Jan 20, 2012 21:19 UTC
Kirloskar Virendra ASVP & Chief Accounting Officer
SaleCommon Stock 760 $50.66 $38,501.60
Disclosure

SEC source: 0001181431-12-003333 · rrd331062.xml · nonDerivative · entry 3

Kirloskar Virendra A · CIK 0001430600 · SVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 297

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 7, 2011.

Read SEC document
January 19, 2012 Filed Jan 20, 2012 21:19 UTC
Kirloskar Virendra ASVP & Chief Accounting Officer
Exercise / conversionCommon Stock 760 $40.66 $30,901.60
Disclosure

SEC source: 0001181431-12-003333 · rrd331062.xml · nonDerivative · entry 2

Kirloskar Virendra A · CIK 0001430600 · SVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,057

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
January 18, 2012 Filed Jan 20, 2012 21:19 UTC
WALLACE RICHARD PDirector · President and CEO
SaleCommon Stock 16,662 $49.75 $828,934.50
Disclosure

SEC source: 0001181431-12-003331 · rrd331007.xml · nonDerivative · entry 1

WALLACE RICHARD P · CIK 0001196898 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 117,735

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 15, 2009, as modified on December 14, 2010.

Read SEC document
January 18, 2012 Filed Jan 20, 2012 21:19 UTC
Kirloskar Virendra ASVP & Chief Accounting Officer
SaleCommon Stock 13,166 $50.00 $658,300.00
Disclosure

SEC source: 0001181431-12-003333 · rrd331062.xml · nonDerivative · entry 1

Kirloskar Virendra A · CIK 0001430600 · SVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 297

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 7, 2011.

Read SEC document
January 05, 2012 Filed Jan 9, 2012 23:10 UTC
Kirloskar Virendra ASVP & Chief Accounting Officer
SaleCommon Stock 204 $46.85 $9,557.40
Disclosure

SEC source: 0001181431-12-001958 · rrd330075.xml · nonDerivative · entry 1

Kirloskar Virendra A · CIK 0001430600 · SVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,463

F1 · kind: These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Kirloskar on March 7, 2011.

F2 · balance_after: Includes 204 shares acquired by Mr. Kirloskar under the KLA-Tencor Employee Stock Purchase Plan on December 31, 2011.

Read SEC document
January 03, 2012 Filed Jan 5, 2012 23:08 UTC
DENTINGER MARK PEVP & Chief Financial Officer
SaleCommon Stock 677 $48.72 $32,983.44
Disclosure

SEC source: 0001181431-12-001460 · rrd329500.xml · nonDerivative · entry 1

DENTINGER MARK P · CIK 0001264142 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 642

F1 · kind: These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Dentinger on December 10, 2010.

F2 · balance_after: Includes 35 shares acquired by Mr. Dentinger under the KLA-Tencor Employee Stock Purchase Plan on December 31, 2011.

Read SEC document
December 06, 2011 Filed Dec 8, 2011 21:39 UTC
Kirloskar Virendra ASVP & Chief Accounting Officer
Exercise / conversionNon-Qualified Stock Option (Right to Buy) · Derivative 2,500 $0.00 Strike: $39.35 $0.00
Disclosure

SEC source: 0001181431-11-059501 · rrd327449.xml · derivative · entry 4

Kirloskar Virendra A · CIK 0001430600 · SVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,500 shares

Expires 2013-05-21

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: Represents a stock option granted on May 21, 2003, granting the Reporting Person the right to purchase up to 15,000 shares of KLA-Tencor common stock. 3,000 of the shares subject to this option vested on the one-year anniversary of the grant date, and 1/48 of the remaining 12,000 shares subject to this stock option vested on each monthly anniversary thereafter until May 21, 2008.

Read SEC document
December 06, 2011 Filed Dec 8, 2011 21:39 UTC
Kirloskar Virendra ASVP & Chief Accounting Officer
SaleCommon Stock 2,500 $49.35 $123,375.00
Disclosure

SEC source: 0001181431-11-059501 · rrd327449.xml · nonDerivative · entry 2

Kirloskar Virendra A · CIK 0001430600 · SVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,463

F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 7, 2011.

Read SEC document
December 06, 2011 Filed Dec 8, 2011 21:39 UTC
Kirloskar Virendra ASVP & Chief Accounting Officer
Exercise / conversionCommon Stock 2,500 $39.35 $98,375.00
Disclosure

SEC source: 0001181431-11-059501 · rrd327449.xml · nonDerivative · entry 1

Kirloskar Virendra A · CIK 0001430600 · SVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,963

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
November 30, 2011 Filed Dec 1, 2011 22:00 UTC
Martin BrianExecutive VP & General Counsel
SaleCommon Stock 9,500 $45.74 $434,502.45
Disclosure

SEC source: 0001181431-11-058228 · rrd326856.xml · nonDerivative · entry 1

Martin Brian · CIK 0001395281 · Executive VP & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,399

F1 · price: This transaction was executed in multiple trades at prices ranging from $45.73 to $45.76. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer, full information regarding the number of shares and prices at which the transaction was effected.

Read SEC document
November 17, 2011 Filed Nov 18, 2011 00:33 UTC
Bell Bobby RExecutive Vice President
SaleCommon Stock 1,394 $47.30 $65,936.20
Disclosure

SEC source: 0001181431-11-056835 · rrd325966.xml · nonDerivative · entry 3

Bell Bobby R · CIK 0001498385 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,534

F3 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 1, 2011.

Read SEC document
November 15, 2011 Filed Nov 17, 2011 22:43 UTC
Kirloskar Virendra ASVP & Chief Accounting Officer
Tax withholdingCommon Stock 1,270 $48.42 $61,493.40
Disclosure

SEC source: 0001181431-11-056794 · rrd325971.xml · nonDerivative · entry 2

Kirloskar Virendra A · CIK 0001430600 · SVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,463

F2 · shares: Pursuant to the terms of the November 15, 2007 RSU grant, 1,270 shares of KLA-Tencor common stock were automatically withheld at vesting to cover required tax withholding. The fair market value of KLA-Tencor common stock used for purposes of calculating the number of shares to be withheld was the closing price of KLA-Tencor common stock as reported on the NASDAQ Stock Market on such vesting date.

Read SEC document
November 15, 2011 Filed Nov 17, 2011 22:43 UTC
Kirloskar Virendra ASVP & Chief Accounting Officer
GrantCommon Stock 3,000 Not disclosed Not disclosed
Disclosure

SEC source: 0001181431-11-056794 · rrd325971.xml · nonDerivative · entry 1

Kirloskar Virendra A · CIK 0001430600 · SVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,733

F1 · price: On November 15, 2007, Mr. Kirloskar received a grant of restricted stock units ("RSUs") covering 6,000 shares of KLA-Tencor common stock. On November 15, 2011, Mr. Kirloskar vested in the remaining fifty percent (50%) of such RSUs.

Read SEC document
November 15, 2011 Filed Nov 18, 2011 00:33 UTC
Bell Bobby RExecutive Vice President
Tax withholdingCommon Stock 4,882 $48.42 $236,386.44
Disclosure

SEC source: 0001181431-11-056835 · rrd325966.xml · nonDerivative · entry 2

Bell Bobby R · CIK 0001498385 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,928

F2 · shares: Pursuant to the terms of the November 15, 2007 performance-based RSU grant, 4,882 shares of KLA-Tencor common stock were automatically withheld at vesting to cover required tax withholding. The fair market value of KLA-Tencor common stock used for purposes of calculating the number of shares to be withheld was the closing price of KLA-Tencor common stock as reported on the NASDAQ Stock Market on such vesting date.

Read SEC document
November 15, 2011 Filed Nov 18, 2011 00:33 UTC
Bell Bobby RExecutive Vice President
GrantCommon Stock 10,458 Not disclosed Not disclosed
Disclosure

SEC source: 0001181431-11-056835 · rrd325966.xml · nonDerivative · entry 1

Bell Bobby R · CIK 0001498385 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,810

F1 · price: On November 15, 2007, Mr. Bell received a grant of performance-based restricted stock units ("RSUs") that, following the completion of fiscal year 2008, were determined by the Compensation Committee of KLA-Tencor's Board of Directors (in August 2008) to cover, based on KLA-Tencor's financial peformance during fiscal year 2008, 20,917 shares of KLA-Tencor common stock. On November 15, 2011, Mr. Bell vested in the remaining fifty percent (50%) of such RSUs.

Read SEC document
November 03, 2011 Filed Nov 4, 2011 20:45 UTC GrantCommon Stock - Restricted Stock Units 2,539 $0.00 $0.00
Disclosure

SEC source: 0001181431-11-054871 · rrd324772.xml · nonDerivative · entry 1

AKINS ROBERT P · CIK 0001194631 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,539

F1 · security: Each restricted stock unit ("RSU") represents a contingent right to receive one share of KLA-Tencor common stock.

F2 · shares: The restricted stock units will fully vest one year from date of grant and will be deliverable on such date.

Read SEC document
November 03, 2011 Filed Nov 4, 2011 20:45 UTC
BARNHOLT EDWARD WDirector · Chairman of the Board
GrantCommon Stock - Restricted Stock Units 3,809 $0.00 $0.00
Disclosure

SEC source: 0001181431-11-054872 · rrd324849.xml · nonDerivative · entry 1

BARNHOLT EDWARD W · CIK 0001142615 · Director · Chairman of the Board

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,809

F1 · security: Each restricted stock unit ("RSU") represents a contingent right to receive one share of KLA-Tencor common stock.

F2 · shares: The restricted stock units will fully vest one year from date of grant and will be deliverable on such date.

Read SEC document
November 03, 2011 Filed Nov 4, 2011 20:46 UTC GrantCommon Stock - Restricted Stock Units 2,539 $0.00 $0.00
Disclosure

SEC source: 0001181431-11-054873 · rrd324850.xml · nonDerivative · entry 1

BOND ROBERT T · CIK 0001186083 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,539

F1 · security: Each restricted stock unit ("RSU") represents a contingent right to receive one share of KLA-Tencor common stock.

F2 · shares: The restricted stock units will fully vest one year from date of grant and will be deliverable on such date.

Read SEC document
November 03, 2011 Filed Nov 4, 2011 20:46 UTC GrantCommon Stock - Restricted Stock Units 2,539 $0.00 $0.00
Disclosure

SEC source: 0001181431-11-054874 · rrd324851.xml · nonDerivative · entry 1

CALDERONI ROBERT · CIK 0001183228 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,539

F1 · security: Each restricted stock unit ("RSU") represents a contingent right to receive one share of KLA-Tencor common stock.

F2 · shares: The restricted stock units will fully vest one year from date of grant and will be deliverable on such date.

Read SEC document
November 03, 2011 Filed Nov 4, 2011 20:46 UTC GrantCommon Stock - Restricted Stock Units 2,539 $0.00 $0.00
Disclosure

SEC source: 0001181431-11-054875 · rrd324852.xml · nonDerivative · entry 1

DICKSON JOHN T · CIK 0001207927 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,539

F1 · security: Each restricted stock unit ("RSU") represents a contingent right to receive one share of KLA-Tencor common stock.

F2 · shares: The restricted stock units will fully vest one year from date of grant and will be deliverable on such date.

Read SEC document
November 03, 2011 Filed Nov 4, 2011 20:47 UTC GrantCommon Stock - Restricted Stock Units 2,539 $0.00 $0.00
Disclosure

SEC source: 0001181431-11-054876 · rrd324853.xml · nonDerivative · entry 1

Higashi Emiko · CIK 0001318086 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,539

F1 · security: Each restricted stock unit ("RSU") represents a contingent right to receive one share of KLA-Tencor common stock.

F2 · shares: The restricted stock units will fully vest one year from date of grant and will be deliverable on such date.

Read SEC document
November 03, 2011 Filed Nov 4, 2011 20:47 UTC GrantCommon Stock - Restricted Stock Units 2,539 $0.00 $0.00
Disclosure

SEC source: 0001181431-11-054877 · rrd324855.xml · nonDerivative · entry 1

KENNEDY KEVIN · CIK 0001182379 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,539

F1 · security: Each restricted stock unit ("RSU") represents a contingent right to receive one share of KLA-Tencor common stock.

F2 · shares: The restricted stock units will fully vest one year from date of grant and will be deliverable on such date.

Read SEC document
November 03, 2011 Filed Nov 4, 2011 20:47 UTC GrantCommon Stock - Restricted Stock Units 2,539 $0.00 $0.00
Disclosure

SEC source: 0001181431-11-054878 · rrd324856.xml · nonDerivative · entry 1

PATEL KIRAN M · CIK 0001187427 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,539

F1 · security: Each restricted stock unit ("RSU") represents a contingent right to receive one share of KLA-Tencor common stock.

F2 · shares: The restricted stock units will fully vest one year from date of grant and will be deliverable on such date.

Read SEC document
November 03, 2011 Filed Nov 4, 2011 20:48 UTC
Wang David CDirector
GrantCommon Stock - Restricted Stock Units 2,539 $0.00 $0.00
Disclosure

SEC source: 0001181431-11-054879 · rrd324857.xml · nonDerivative · entry 1

Wang David C · CIK 0001363141 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,539

F1 · security: Each restricted stock unit ("RSU") represents a contingent right to receive one share of KLA-Tencor common stock.

F2 · shares: The restricted stock units will fully vest one year from date of grant and will be deliverable on such date.

Read SEC document
November 03, 2011 Filed Nov 4, 2011 20:48 UTC GrantCommon Stock - Restricted Stock Units 2,539 $0.00 $0.00
Disclosure

SEC source: 0001181431-11-054880 · rrd325141.xml · nonDerivative · entry 1

KAUFMAN STEPHEN P · CIK 0001186370 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,539

F1 · security: Each restricted stock unit ("RSU") represents a contingent right to receive one share of KLA-Tencor common stock.

F2 · shares: The restricted stock units will fully vest one year from date of grant and will be deliverable on such date.

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November 01, 2011 Filed Nov 2, 2011 23:10 UTC
Bell Bobby RExecutive Vice President
Exercise / conversionNon-Qualified Stock Option (Right to Buy) · Derivative 1,896 $0.00 Strike: $37.43 $0.00
Disclosure

SEC source: 0001181431-11-054412 · rrd324747.xml · derivative · entry 6

Bell Bobby R · CIK 0001498385 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,896 shares

Expires 2012-11-08

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.

F6 · derivative.exercise_date: Represents a stock option granted on November 8, 2002, granting the Reporting Person the right to purchase up to 1,896 shares of KLA-Tencor common stock. 1/35 of the 1,896 shares subject to this stock option vested on the 26-month anniversary of the grant date and each monthly anniversary thereafter until November 8, 2007.

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November 01, 2011 Filed Nov 2, 2011 23:10 UTC
Bell Bobby RExecutive Vice President
Exercise / conversionNon-Qualified Stock Option (Right to Buy) · Derivative 1,354 $0.00 Strike: $37.05 $0.00
Disclosure

SEC source: 0001181431-11-054412 · rrd324747.xml · derivative · entry 5

Bell Bobby R · CIK 0001498385 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,354 shares

Expires 2012-11-08

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: Represents a stock option granted on November 8, 2002, granting the Reporting Person the right to purchase up to 1,354 shares of KLA-Tencor common stock. 650 of the shares subject to this stock option vested on November 8, 2003, and 1/13 of the remaining 704 shares subject to this stock option vested on the 13-month anniversary of the grant date and each monthly anniversary thereafter until December 8, 2004.

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November 01, 2011 Filed Nov 2, 2011 23:10 UTC
Bell Bobby RExecutive Vice President
SaleCommon Stock 7,736 $45.48 $351,862.68
Disclosure

SEC source: 0001181431-11-054412 · rrd324747.xml · nonDerivative · entry 3

Bell Bobby R · CIK 0001498385 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,352

F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 1, 2011.

F2 · price: This transaction was executed in multiple trades at prices ranging from $45.3305 to $45.68. The price reported above reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer, full information regarding the number of shares and prices at which the transaction was effected.

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November 01, 2011 Filed Nov 2, 2011 23:10 UTC
Bell Bobby RExecutive Vice President
Exercise / conversionCommon Stock 1,896 $37.43 $70,967.28
Disclosure

SEC source: 0001181431-11-054412 · rrd324747.xml · nonDerivative · entry 2

Bell Bobby R · CIK 0001498385 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,088

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.

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November 01, 2011 Filed Nov 2, 2011 23:10 UTC
Bell Bobby RExecutive Vice President
Exercise / conversionCommon Stock 1,354 $37.05 $50,165.70
Disclosure

SEC source: 0001181431-11-054412 · rrd324747.xml · nonDerivative · entry 1

Bell Bobby R · CIK 0001498385 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,192

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.

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October 07, 2011 Filed Oct 11, 2011 20:14 UTC
DENTINGER MARK PEVP & Chief Financial Officer
SaleCommon Stock 24,684 $41.55 $1,025,620.20
Disclosure

SEC source: 0001181431-11-052451 · rrd323573.xml · nonDerivative · entry 1

DENTINGER MARK P · CIK 0001264142 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,284

F1 · kind: These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 10, 2010.

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September 08, 2011 Filed Sep 9, 2011 20:46 UTC
Martin BrianExecutive VP & General Counsel
SaleCommon Stock 8,000 $35.62 $284,921.60
Disclosure

SEC source: 0001181431-11-048725 · rrd321574.xml · nonDerivative · entry 1

Martin Brian · CIK 0001395281 · Executive VP & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,899

F1 · price: This transaction was executed in multiple trades at prices ranging from $35.60 to $35.64. The price reported above reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer, full information regarding the number of shares and prices at which the transaction was effected.

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August 26, 2011 Filed Aug 26, 2011 21:52 UTC
Bell Bobby RExecutive Vice President
SaleCommon Stock 10,000 $35.42 $354,228.00
Disclosure

SEC source: 0001181431-11-047209 · rrd320776.xml · nonDerivative · entry 1

Bell Bobby R · CIK 0001498385 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,838

F1 · price: This transaction was executed in multiple trades at prices ranging from $35.42 to $35.44. The price reported above reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer, full information regarding the number of shares and prices at which the transaction was effected.

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August 13, 2011 Filed Aug 15, 2011 20:04 UTC
WALLACE RICHARD PDirector · President and CEO
Tax withholdingCommon Stock 5,835 $35.93 $209,651.55
Disclosure

SEC source: 0001181431-11-045462 · rrd319982.xml · nonDerivative · entry 2

WALLACE RICHARD P · CIK 0001196898 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 134,397

F2 · shares: Pursuant to the terms of the August 13, 2007 RSU grant, 5,835 shares of KLA-Tencor common stock were automatically withheld at vesting to cover required tax withholding. Because the vesting date of such RSUs occurred on a day on which the NASDAQ Stock Market was closed for trading, the fair market value of KLA-Tencor common stock used for purposes of calculating the number of shares to be withheld was the closing price of KLA-Tencor common stock as reported on the last completed trading day immediately prior to such vesting date.

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August 13, 2011 Filed Aug 15, 2011 20:04 UTC
WALLACE RICHARD PDirector · President and CEO
GrantCommon Stock 12,500 Not disclosed Not disclosed
Disclosure

SEC source: 0001181431-11-045462 · rrd319982.xml · nonDerivative · entry 1

WALLACE RICHARD P · CIK 0001196898 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 140,232

F1 · price: On August 13, 2007, Mr. Wallace received a grant of performance-based restricted stock units ("RSUs") that, following completion of fiscal year 2008, were determined by the independent members of KLA-Tencor's Board of Directors (in August 2008) to cover, based on KLA-Tencor's financial performance and Mr. Wallace's achievement of pre-established strategic objectives during fiscal year 2008, 25,000 shares of KLA-Tencor common stock. On August 13, 2011, Mr. Wallace vested in the final fifty percent (50%) of such RSUs.

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August 08, 2011 Filed Aug 9, 2011 00:53 UTC
WALLACE RICHARD PDirector · President and CEO
Tax withholdingCommon Stock 12,205 $34.23 $417,777.15
Disclosure

SEC source: 0001181431-11-044493 · rrd319424.xml · nonDerivative · entry 9

WALLACE RICHARD P · CIK 0001196898 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 127,732

F12 · shares: Pursuant to the terms of the August 8, 2007 performance-based RSU grant, 12,205 shares of KLA-Tencor common stock were automatically withheld at vesting to cover required tax withholding. The fair market value of KLA-Tencor common stock used for purposes of calculating the number of shares to be withheld was the closing price of KLA-Tencor common stock as reported on the NASDAQ Stock Market on such vesting date.

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August 08, 2011 Filed Aug 9, 2011 00:53 UTC
WALLACE RICHARD PDirector · President and CEO
GrantCommon Stock 26,145 Not disclosed Not disclosed
Disclosure

SEC source: 0001181431-11-044493 · rrd319424.xml · nonDerivative · entry 8

WALLACE RICHARD P · CIK 0001196898 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 139,937

F11 · price: On August 8, 2007, Mr. Wallace received a grant of performance-based RSUs that, following completion of fiscal year 2008, were determined by the independent members of KLA-Tencor's Board of Directors (in August 2008) to cover, based on KLA-Tencor's financial performance during fiscal year 2008, 52,291 shares of KLA-Tencor common stock. On August 8, 2011, Mr. Wallace vested in the final fifty percent (50%) of such RSUs.

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