KLAC

SEC source: 0001628280-17-010742 · wf-form4_150966072476753.xml · nonDerivative · entry 1

RANGO ROBERT A. · CIK 0001464250 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,043

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

F2 · shares: Award vests on the earliest to occur of the next annual meeting of stockholders, the one year anniversary of the grant date and 10 days prior to a change of control.

SEC source: 0001628280-17-010743 · wf-form4_150966078609216.xml · nonDerivative · entry 1

MOORE GARY B · CIK 0001493191 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,043

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

F2 · shares: Award vests on the earliest to occur of the next annual meeting of stockholders, the one year anniversary of the grant date and 10 days prior to a change of control.

SEC source: 0001628280-17-010744 · wf-form4_150966084652606.xml · nonDerivative · entry 1

CALDERONI ROBERT · CIK 0001183228 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,043

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

F2 · shares: Award vests on the earliest to occur of the next annual meeting of stockholders, the one year anniversary of the grant date and 10 days prior to a change of control.

SEC source: 0001628280-17-010792 · wf-form4_150972930663903.xml · nonDerivative · entry 1

DICKSON JOHN T · CIK 0001207927 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,043

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

F2 · shares: Award vests on the earliest to occur of the next annual meeting of stockholders, the one year anniversary of the grant date and 10 days prior to a change of control.

SEC source: 0001628280-17-010906 · wf-form4_150997569419894.xml · nonDerivative · entry 4

Higashi Emiko · CIK 0001318086 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,729

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: 0001628280-17-010906 · wf-form4_150997569419894.xml · nonDerivative · entry 2

Higashi Emiko · CIK 0001318086 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,043

F2 · security: Each restricted stock unit ("RSU") represents a contingent right to receive one share of KLA-Tencor common stock.

F3 · shares: Award vests on the earliest to occur of the next annual meeting of stockholders, the one year anniversary of the grant date and 10 days prior to a change of control.

SEC source: 0001628280-17-010906 · wf-form4_150997569419894.xml · nonDerivative · entry 1

Higashi Emiko · CIK 0001318086 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,588

F1 · shares: This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on August 1, 2017.

SEC source: 0001628280-17-010908 · wf-form4_150997577889307.xml · nonDerivative · entry 1

PATEL KIRAN M · CIK 0001187427 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,043

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

F2 · shares: Award vests on the earliest to occur of the next annual meeting of stockholders, the one year anniversary of the grant date and 10 days prior to a change of control.

SEC source: 0001628280-17-010910 · wf-form4_150997585042029.xml · nonDerivative · entry 1

KENNEDY KEVIN · CIK 0001182379 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,043

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

F2 · shares: Award vests on the earliest to occur of the next annual meeting of stockholders, the one year anniversary of the grant date and 10 days prior to a change of control.

SEC source: 0001628280-17-010912 · wf-form4_150997592072784.xml · nonDerivative · entry 1

Wang David C · CIK 0001363141 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,043

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

F2 · shares: Award vests on the earliest to occur of the next annual meeting of stockholders, the one year anniversary of the grant date and 10 days prior to a change of control.

SEC source: 0001628280-17-010737 · wf-form4_150966050291900.xml · nonDerivative · entry 1

Little Teri A. · CIK 0001656471 · EVP, CLO and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,452

F1 · price: Represents the weighted average sales price for the shares. The sales prices ranged from $109.44 to $109.45. The reporting person will provide upon request full information regarding the number of shares sold at each separate price.

SEC source: 0001628280-17-009620 · wf-form4_150706099561664.xml · nonDerivative · entry 2

Bell Bobby R · CIK 0001498385 · Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,469.917

F1 · shares: This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on June 9, 2017.

F2 · price: Represents the weighted average sales price for the shares. The sales prices ranged from $105.23 to $105.25. The reporting person will provide upon request full information regarding the number of shares sold at each separate price.

SEC source: 0001628280-17-009620 · wf-form4_150706099561664.xml · nonDerivative · entry 1

Bell Bobby R · CIK 0001498385 · Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,907.917

F1 · shares: This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on June 9, 2017.

SEC source: 0001628280-18-010242 · wf-form4a_153316782289581.xml · nonDerivative · entry 1

KENNEDY KEVIN · CIK 0001182379 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 17,544

F1 · shares: This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on March 8, 2017.

F2 · ownership.nature: Shares held by the Kennedy Family Trust U/A/D 11/19/98, of which the Reporting Person is a trustee and beneficiary.

SEC source: 0001628280-17-009236 · wf-form4_150517117580127.xml · nonDerivative · entry 1

Lorig Brian · CIK 0001697041 · SVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 566

F1 · shares: This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on May 10, 2017.

SEC source: 0001628280-17-009175 · wf-form4_150490259717338.xml · nonDerivative · entry 1

Trafas Brian M. · CIK 0001642421 · Senior Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · shares: This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on November 29, 2016.

SEC source: 0001628280-17-009177 · wf-form4_150490266819291.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 · shares: This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on November 25, 2016.

SEC source: 0001628280-17-009179 · wf-form4_150490274917294.xml · nonDerivative · entry 1

Bell Bobby R · CIK 0001498385 · Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,705.917

F1 · shares: This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on June 9, 2017.

SEC source: 0001628280-17-009181 · wf-form4_150490282573264.xml · nonDerivative · entry 1

Higgins Bren D. · CIK 0001582049 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 854

F1 · shares: This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on May 8, 2017.

SEC source: 0001628280-17-009050 · wf-form4_150464198930051.xml · nonDerivative · entry 8

Khan Ahmad A. · CIK 0001642452 · EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,942

F7 · shares: Pursuant to the terms of the grant, 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 September 1, 2017.

SEC source: 0001628280-17-009050 · wf-form4_150464198930051.xml · nonDerivative · entry 7

Khan Ahmad A. · CIK 0001642452 · EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,262

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.

F8 · shares: On September 4, 2013, the Reporting Person received a grant of performance-based RSUs that, following the completion of fiscal year 2016, was determined by the Compensation Committee of KLA-Tencor's Board of directors (on September 7, 2016) to cover 8,891 shares of KLA-Tencor common stock. On September 4, 2017, the Reporting Person vested in fifty percent (50%) of such performance-based RSUs.

SEC source: 0001628280-17-009050 · wf-form4_150464198930051.xml · nonDerivative · entry 6

Khan Ahmad A. · CIK 0001642452 · EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,817

F7 · shares: Pursuant to the terms of the grant, 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 September 1, 2017.

SEC source: 0001628280-17-009050 · wf-form4_150464198930051.xml · nonDerivative · entry 5

Khan Ahmad A. · CIK 0001642452 · EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,745

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 · shares: On September 4, 2013, the Reporting Person received a grant of restricted stock units ("RSUs") covering 7,112 shares of KLA-Tencor common stock. On September 4, 2017, the Reporting Person vested in twenty-five percent (25%) of such RSUs.

SEC source: 0001628280-17-009109 · wf-form4_150474341731680.xml · nonDerivative · entry 12

Lorig Brian · CIK 0001697041 · SVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,459

F2 · shares: Pursuant to the terms of the grant, 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 September 1, 2017.

SEC source: 0001628280-17-009109 · wf-form4_150474341731680.xml · nonDerivative · entry 11

Lorig Brian · CIK 0001697041 · SVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,943

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.

F9 · shares: The Reporting Person vested fifty percent (50%) of the performance-based RSUs on September 4, 2017 and will vest in the remaining fifty percent (50%) upon his completion of four years of service following the grant date of the award (September 4, 2014). The shares of common stock will be issued as the performance-based RSUs vest.

SEC source: 0001628280-17-009109 · wf-form4_150474341731680.xml · nonDerivative · entry 10

Lorig Brian · CIK 0001697041 · SVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,684

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.

F9 · shares: The Reporting Person vested fifty percent (50%) of the performance-based RSUs on September 4, 2017 and will vest in the remaining fifty percent (50%) upon his completion of four years of service following the grant date of the award (September 4, 2014). The shares of common stock will be issued as the performance-based RSUs vest.

SEC source: 0001628280-17-009109 · wf-form4_150474341731680.xml · nonDerivative · entry 9

Lorig Brian · CIK 0001697041 · SVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,971

F6 · security: Each restricted stock unit ("RSU") represents a contingent right to receive one share of KLA-Tencor common stock.

F7 · shares: On September 4, 2014, in addition to the RSUs granted on that date that were subject only to service-vesting requirements (which RSUs were previously reported on Form 4), the Reporting Person was also granted RSUs covering up to a maximum of 2,750 shares (based on 125% of the target shares of 2,200) of KLA-Tencor common stock, subject to both performance-vesting and service-vesting requirements. On August 31, 2017 the Compensation Committee of KLA-Tencor's Board of Directors determined the level at which the corporate performance goals were attained and, based on the assessment, determined that the number of shares subject to the RSUs is 2,574.

F8 · balance_after: Does not include performance-based RSUs, if any, held by the Reporting Person for which an assessment has not yet been made regarding the achievement of the applicable performance goals. Any such holdings will be reported on a Form 4 within two business days of the date such assessment is made. Reflects the vesting of awards reflected above.

SEC source: 0001628280-17-009109 · wf-form4_150474341731680.xml · nonDerivative · entry 8

Lorig Brian · CIK 0001697041 · SVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,656

F2 · shares: Pursuant to the terms of the grant, 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 September 1, 2017.

SEC source: 0001628280-17-009109 · wf-form4_150474341731680.xml · nonDerivative · entry 7

Lorig Brian · CIK 0001697041 · SVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,863

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 · shares: On September 4, 2014, the Reporting Person received a grant of restricted stock units ("RSUs") covering 2,200 shares of KLA-Tencor common stock. On September 4, 2017, the Reporting Person vested in twenty-five percent (25%) of such RSUs.

SEC source: 0001628280-17-009109 · wf-form4_150474341731680.xml · nonDerivative · entry 6

Lorig Brian · CIK 0001697041 · SVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,313

F2 · shares: Pursuant to the terms of the grant, 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 September 1, 2017.

SEC source: 0001628280-17-009109 · wf-form4_150474341731680.xml · nonDerivative · entry 5

Lorig Brian · CIK 0001697041 · SVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,543

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 · shares: On September 4, 2013, the Reporting Person received a grant of restricted stock units ("RSUs") covering 2,445 shares of KLA-Tencor common stock. On September 4, 2017, the Reporting Person vested in twenty-five percent (25%) of such RSUs.

SEC source: 0001628280-17-009109 · wf-form4_150474341731680.xml · nonDerivative · entry 4

Lorig Brian · CIK 0001697041 · SVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,932

F2 · shares: Pursuant to the terms of the grant, 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 September 1, 2017.

SEC source: 0001628280-17-009109 · wf-form4_150474341731680.xml · nonDerivative · entry 3

Lorig Brian · CIK 0001697041 · SVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,507

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 · shares: On September 4, 2013, the Reporting Person received a grant of performance-based RSUs that was determined by the Compensation Committee of KLA-Tencor's Board of directors to cover 3,056 shares of KLA-Tencor common stock. On September 4, 2017, the Reporting Person vested in fifty percent (50%) of such performance-based RSUs.

SEC source: 0001628280-17-009048 · wf-form4_150464190430343.xml · nonDerivative · entry 2

Little Teri A. · CIK 0001656471 · EVP, CLO and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,130

F2 · shares: Pursuant to the terms of the grant, 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 September 1, 2017.

SEC source: 0001628280-17-009048 · wf-form4_150464190430343.xml · nonDerivative · entry 1

Little Teri A. · CIK 0001656471 · EVP, CLO and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,429

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: On September 3, 2015, the Reporting Person received a grant of restricted stock units ("RSUs") covering 3,178 shares of KLA-Tencor common stock. On September 3, 2017, the Reporting Person vested in twenty-five percent (25%) of such RSUs.

SEC source: 0001628280-17-009109 · wf-form4_150474341731680.xml · nonDerivative · entry 2

Lorig Brian · CIK 0001697041 · SVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 979

F2 · shares: Pursuant to the terms of the grant, 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 September 1, 2017.

SEC source: 0001628280-17-009109 · wf-form4_150474341731680.xml · nonDerivative · entry 1

Lorig Brian · CIK 0001697041 · SVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,228

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: On September 3, 2015, the Reporting Person received a grant of restricted stock units ("RSUs") covering 2,647 shares of KLA-Tencor common stock. On September 3, 2017, the Reporting Person vested in twenty-five percent (25%) of such RSUs.

SEC source: 0001628280-17-009050 · wf-form4_150464198930051.xml · nonDerivative · entry 4

Khan Ahmad A. · CIK 0001642452 · EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,967

F5 · shares: Pursuant to the terms of the grant, 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 August 31, 2017.

SEC source: 0001628280-17-009050 · wf-form4_150464198930051.xml · nonDerivative · entry 3

Khan Ahmad A. · CIK 0001642452 · EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,760

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 · shares: The Reporting Person vested fifty percent (50%) of the performance-based RSUs upon the date on which the Compensation Committee of KLA-Tencor's Board of Directors determined the level at which the underlying performance goals were attained (August 31, 2017) and will vest in the remaining fifty percent (50%) upon his completion of four years of service following the grant date of the award (August 7, 2014). The shares of common stock will be issued as the performance-based RSUs vest.

SEC source: 0001628280-17-009050 · wf-form4_150464198930051.xml · nonDerivative · entry 2

Khan Ahmad A. · CIK 0001642452 · EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 64,839

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

F4 · shares: The Reporting Person vested fifty percent (50%) of the performance-based RSUs upon the date on which the Compensation Committee of KLA-Tencor's Board of Directors determined the level at which the underlying performance goals were attained (August 31, 2017) and will vest in the remaining fifty percent (50%) upon his completion of four years of service following the grant date of the award (August 7, 2014). The shares of common stock will be issued as the performance-based RSUs vest.

F3 · balance_after: Does not include performance-based RSUs, if any, held by the Reporting Person for which an assessment has not yet been made regarding the achievement of the applicable performance goals. Any such holdings will be reported on a Form 4 within two business days of the date such assessment is made.

SEC source: 0001628280-17-009050 · wf-form4_150464198930051.xml · nonDerivative · entry 1

Khan Ahmad A. · CIK 0001642452 · EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,192

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

F2 · shares: On August 7, 2014, in addition to the RSUs granted on that date that were subject only to service-vesting requirements (which RSUs were previously reported on Form 4), the Reporting Person was also granted RSUs covering up to a maximum of 11,437 shares (based on 125% of the target shares of 9,150) of KLA-Tencor common stock, subject to both performance-vesting and service-vesting requirements. On August 31, 2017 the Compensation Committee of KLA-Tencor's Board of Directors determined the level at which the corporate performance goals were attained and, based on the assessment, determined that the number of shares subject to the RSUs is 10,705.

F3 · balance_after: Does not include performance-based RSUs, if any, held by the Reporting Person for which an assessment has not yet been made regarding the achievement of the applicable performance goals. Any such holdings will be reported on a Form 4 within two business days of the date such assessment is made.

SEC source: 0001628280-17-009066 · wf-form4_150465682990447.xml · nonDerivative · entry 4

Trafas Brian M. · CIK 0001642421 · Senior Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,056

F5 · shares: Pursuant to the terms of the grant, 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 August 31, 2017.

SEC source: 0001628280-17-009066 · wf-form4_150465682990447.xml · nonDerivative · entry 3

Trafas Brian M. · CIK 0001642421 · Senior Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,300

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 · shares: The Reporting Person vested fifty percent (50%) of the performance-based RSUs upon the date on which the Compensation Committee of KLA-Tencor's Board of Directors determined the level at which the underlying performance goals were attained (August 31, 2017) and will vest in the remaining fifty percent (50%) upon his completion of four years of service following the grant date of the award (August 7, 2014). The shares of common stock will be issued as the performance-based RSUs vest.

SEC source: 0001628280-17-009066 · wf-form4_150465682990447.xml · nonDerivative · entry 2

Trafas Brian M. · CIK 0001642421 · Senior Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,342

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

F4 · shares: The Reporting Person vested fifty percent (50%) of the performance-based RSUs upon the date on which the Compensation Committee of KLA-Tencor's Board of Directors determined the level at which the underlying performance goals were attained (August 31, 2017) and will vest in the remaining fifty percent (50%) upon his completion of four years of service following the grant date of the award (August 7, 2014). The shares of common stock will be issued as the performance-based RSUs vest.

F3 · balance_after: Does not include performance-based RSUs, if any, held by the Reporting Person for which an assessment has not yet been made regarding the achievement of the applicable performance goals. Any such holdings will be reported on a Form 4 within two business days of the date such assessment is made.

SEC source: 0001628280-17-009066 · wf-form4_150465682990447.xml · nonDerivative · entry 1

Trafas Brian M. · CIK 0001642421 · Senior Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,642

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

F2 · shares: On August 7, 2014, in addition to the RSUs granted on that date that were subject only to service-vesting requirements (which RSUs were previously reported on Form 4), the Reporting Person was also granted RSUs covering up to a maximum of 9,187 shares (based on 125% of the target shares of 7,350) of KLA-Tencor common stock, subject to both performance-vesting and service-vesting requirements. On August 31, 2017 the Compensation Committee of KLA-Tencor's Board of Directors determined the level at which the corporate performance goals were attained and, based on the assessment, determined that the number of shares subject to the RSUs is 8,599.

F3 · balance_after: Does not include performance-based RSUs, if any, held by the Reporting Person for which an assessment has not yet been made regarding the achievement of the applicable performance goals. Any such holdings will be reported on a Form 4 within two business days of the date such assessment is made.

SEC source: 0001628280-17-009068 · wf-form4_150465690995727.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,742

F5 · shares: Pursuant to the terms of the grant, 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 August 31, 2017.

SEC source: 0001628280-17-009068 · wf-form4_150465690995727.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 66,174

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 · shares: The Reporting Person vested fifty percent (50%) of the performance-based RSUs upon the date on which the independent members of the KLA-Tencor Board of Directors determined the level at which the underlying performance goals were attained (August 31, 2017) and will vest in the remaining fifty percent (50%) upon his completion of four years of service following the grant date of the award (August 7, 2014). The shares of common stock will be issued as the performance-based RSUs vest.

SEC source: 0001628280-17-009068 · wf-form4_150465690995727.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 188,709

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 · security: Each RSU represents a contingent right to receive one share of KLA-Tencor common stock.

F4 · shares: The Reporting Person vested fifty percent (50%) of the performance-based RSUs upon the date on which the independent members of the KLA-Tencor Board of Directors determined the level at which the underlying performance goals were attained (August 31, 2017) and will vest in the remaining fifty percent (50%) upon his completion of four years of service following the grant date of the award (August 7, 2014). The shares of common stock will be issued as the performance-based RSUs vest.

F3 · balance_after: Does not include performance-based RSUs, if any, held by the Reporting Person for which an assessment has not yet been made regarding the achievement of the applicable performance goals. Any such holdings will be reported on a Form 4 within two business days of the date such assessment is made.

SEC source: 0001628280-17-009068 · wf-form4_150465690995727.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 214,449

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

F2 · shares: On August 7, 2014, in addition to the RSUs granted on that date that were subject only to service-vesting requirements (which RSUs were previously reported on Form 4), the Reporting Person was also granted RSUs covering up to a maximum of 55,000 shares (based on 125% of the target shares of 44,000) of KLA-Tencor common stock, subject to both performance-vesting and service-vesting requirements. On August 31, 2017 the independent members of the KLA-Tencor Board of Directors determined the level at which the corporate performance goals were attained and, based on the assessment, determined that the number of shares subject to the RSUs is 51,480.

F3 · balance_after: Does not include performance-based RSUs, if any, held by the Reporting Person for which an assessment has not yet been made regarding the achievement of the applicable performance goals. Any such holdings will be reported on a Form 4 within two business days of the date such assessment is made.

SEC source: 0001628280-17-009070 · wf-form4_150465698840742.xml · nonDerivative · entry 4

Higgins Bren D. · CIK 0001582049 · EVP & Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,414

F5 · shares: Pursuant to the terms of the grant, 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 August 31, 2017.