Higgins Bren D.

SEC source: 0001628280-20-016428 · wf-form4_160530184795362.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,355

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: On November 11, 2016, the Reporting Person was granted RSUs for 30,109 shares of KLA common stock. On November 11, 2020, the remaining 25% of the RSUs vested.

SEC source: 0001628280-20-016428 · wf-form4_160530184795362.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 60,963

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.

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

F2 · shares: On November 11, 2016, the Reporting Person was granted RSUs for 30,109 shares of KLA common stock. On November 11, 2020, the remaining 25% of the RSUs vested.

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: 0001628280-20-012359 · wf-form4_159709170888701.xml · nonDerivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,828

F7 · shares: This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on June 15, 2020.

SEC source: 0001628280-20-012359 · wf-form4_159709170888701.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,375

F6 · shares: Pursuant to the terms of the grant, shares of KLA common stock were automatically withheld at vesting to cover required tax withholding. The fair market value of KLA common stock used for purposes of calculating the number of shares to be withheld was the closing price of KLA common stock as reported on August 6, 2020.

SEC source: 0001628280-20-012359 · wf-form4_159709170888701.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,863

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: The Reporting Person vested fifty percent (50%) of the performance-based RSUs upon the date on which the Compensation Committee of KLA's Board of Directors determined the level at which the underlying performance goals were attained (August 6, 2020) and will vest in the remaining fifty percent (50%) upon his completion of four years of service following the award (August 3, 2021). The shares of common stock will be issued as the performance-based RSUs vest.

SEC source: 0001628280-20-012359 · wf-form4_159709170888701.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 68,490

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 common stock.

F5 · shares: The Reporting Person vested fifty percent (50%) of the performance-based RSUs upon the date on which the Compensation Committee of KLA's Board of Directors determined the level at which the underlying performance goals were attained (August 6, 2020) and will vest in the remaining fifty percent (50%) upon his completion of four years of service following the award (August 3, 2021). 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: 0001628280-20-012359 · wf-form4_159709170888701.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,525

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

F4 · shares: On August 3, 2017, in addition to the RSUs granted on that date that were subject only to service-vesting requirements (which RSUs were previously reported on a Form 4), the Reporting Person was also granted RSUs covering up to a maximum of 16,884 shares (based on 150% of the target shares of 11,256) of KLA common stock, subject to both performance-vesting and service-vesting requirements. On August 6, 2020, the Compensation Committee of KLA'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 14,070.

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: 0001628280-20-012359 · wf-form4_159709170888701.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 61,455

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

F2 · shares: On August 6, 2020, the Reporting Person received a grant of RSUs. The RSUs vest 25% annually from the date of grant.

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: 0001628280-20-012186 · wf-form4_159683972418994.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,828

F1 · shares: This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on June 15, 2020.

SEC source: 0001628280-20-012027 · wf-form4_159674747359706.xml · nonDerivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,437

F5 · shares: Pursuant to the terms of the grant, shares of KLA common stock were automatically withheld at vesting to cover required tax withholding. The fair market value of KLA common stock used for purposes of calculating the number of shares to be withheld was the closing price of KLA common stock as reported on August 4, 2020.

SEC source: 0001628280-20-012027 · wf-form4_159674747359706.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,003

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 August 4, 2016, the Reporting Person was granted RSUs for 20,700 shares of KLA common stock. On August 4, 2020, 25% of the RSUs vested.

SEC source: 0001628280-20-012027 · wf-form4_159674747359706.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 53,361

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

F3 · shares: On August 4, 2016, the Reporting Person was granted RSUs for 20,700 shares of KLA common stock. On August 4, 2020, 25% of the RSUs vested.

F4 · 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: 0001628280-20-012027 · wf-form4_159674747359706.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,828

F1 · shares: This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on June 15, 2020.

SEC source: 0001628280-20-012027 · wf-form4_159674747359706.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,262

F1 · shares: This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on June 15, 2020.

SEC source: 0001628280-20-012027 · wf-form4_159674747359706.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,749

F1 · shares: This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on June 15, 2020.

SEC source: 0001628280-20-011817 · wf-form4_159665964543845.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,902

F4 · shares: Pursuant to the terms of the grant, shares of KLA common stock were automatically withheld at vesting to cover required tax withholding. The fair market value of KLA common stock used for purposes of calculating the number of shares to be withheld was the closing price of KLA common stock as reported on August 3, 2020.

SEC source: 0001628280-20-011817 · wf-form4_159665964543845.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,298

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: On August 3, 2017, the Reporting Person was granted RSUs for 11,256 shares of KLA common stock. On August 3, 2020, 25% of the RSUs vested.

SEC source: 0001628280-20-011817 · wf-form4_159665964543845.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,536

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 common stock.

F2 · shares: On August 3, 2017, the Reporting Person was granted RSUs for 11,256 shares of KLA common stock. On August 3, 2020, 25% of the RSUs vested.

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: 0001628280-20-011475 · wf-form4_159648675502116.xml · nonDerivative · entry 8

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,484

F8 · shares: Pursuant to the terms of the grant, shares of KLA common stock were automatically withheld at vesting to cover required tax withholding. The fair market value of KLA common stock used for purposes of calculating the number of shares to be withheld was the closing price of KLA common stock as reported on July 31, 2020.

SEC source: 0001628280-20-011475 · wf-form4_159648675502116.xml · nonDerivative · entry 7

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,909

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: On August 2, 2018, the reporting person was granted RSUs for 11,495 shares of KLA common stock. On August 2, 2020, 25% of the RSUs vested.

SEC source: 0001628280-20-011475 · wf-form4_159648675502116.xml · nonDerivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 61,350

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

F9 · shares: On August 2, 2018, the reporting person was granted RSUs for 11,495 shares of KLA common stock. On August 2, 2020, 25% of the RSUs vested.

F5 · 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: 0001628280-20-011475 · wf-form4_159648675502116.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,035

F8 · shares: Pursuant to the terms of the grant, shares of KLA common stock were automatically withheld at vesting to cover required tax withholding. The fair market value of KLA common stock used for purposes of calculating the number of shares to be withheld was the closing price of KLA common stock as reported on July 31, 2020.

SEC source: 0001628280-20-011475 · wf-form4_159648675502116.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,626

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.

F7 · shares: On August 1, 2019, the reporting person was granted RSUs for 12,863 shares of KLA common stock. On August 1, 2020, 25% of the RSUs vested.

SEC source: 0001628280-20-011475 · wf-form4_159648675502116.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 64,224

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.

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

F7 · shares: On August 1, 2019, the reporting person was granted RSUs for 12,863 shares of KLA common stock. On August 1, 2020, 25% of the RSUs vested.

F5 · 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: 0001628280-20-011475 · wf-form4_159648675502116.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 67,440

F3 · security: Each restricted stock unit ("RSU") represents a contingent right to receive one share of KLA common stock.

F4 · shares: On March 20, 2019, the reporting person was granted performance-based RSUs that would be eligible to vest, subject to continued service on each vesting date, in three equal installments as early as the third, fourth and fifth anniversaries of the grant date provided that the trailing 20-day average of the closing price of KLA common stock plus aggregate cash dividends distributed per share on any date since the grant date exceeded $174.5865, $203.6843 and $232.782, respectively. On July 31, 2020, it was determined that the 20-day trailing average plus cash dividends distributed per share since the grant date exceeded the second threshold of $203.6843. As a result, 13,813 shares became eligible to vest on March 20, 2023, subject to continued service on that date.

F5 · 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: 0001628280-20-011475 · wf-form4_159648675502116.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 410

F1 · shares: Purchased under the registrant's employee stock purchase plan.

F2 · price: Represents 85% of the closing price of the registrant's stock on the employee stock purchase plan start date.

SEC source: 0001628280-20-003159 · wf-form4_158353025962116.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 274

F1 · shares: This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on June 11, 2019.

SEC source: 0001628280-19-014418 · wf-form4_157437506850576.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 53,627

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

F2 · shares: On March 20, 2019, the reporting person was granted performance-based RSUs that would be eligible to vest, subject to continued service on each vesting date, in three equal installments as early as the third, fourth and fifth anniversaries of the grant date provided that the trailing 20-day average of the closing price of KLA common stock plus cash dividends distributed per share since the grant date exceeded $174.5865, $203.6843 and $232.782, respectively. On November 20, 2019, it was determined that the 20-day trailing average plus cash dividends distributed per share since the grant date exceeded the first threshold of $174.5865. As a result, 13,813 shares became eligible to vest on March 20, 2022, subject to continued service on that date.

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: 0001628280-19-014164 · wf-form4_157369862830844.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,692

F5 · shares: This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on June 11, 2019.

SEC source: 0001628280-19-014164 · wf-form4_157369862830844.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,487

F4 · shares: Pursuant to the terms of the grant, shares of KLA common stock were automatically withheld at vesting to cover required tax withholding. The fair market value of KLA common stock used for purposes of calculating the number of shares to be withheld was the closing price of KLA common stock as reported on November 11, 2019.

SEC source: 0001628280-19-014164 · wf-form4_157369862830844.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,219

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: On November 11, 2016 the reporting person was granted RSUs for an aggregate of 30,109 shares. On November 11, 2019, 25% of the RSUs vested.

SEC source: 0001628280-19-014164 · wf-form4_157369862830844.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,814

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 common stock.

F2 · shares: On November 11, 2016 the reporting person was granted RSUs for an aggregate of 30,109 shares. On November 11, 2019, 25% of the RSUs vested.

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: 0001628280-19-011884 · wf-form4_156927406457062.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,692

F1 · shares: This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on June 11, 2019.

SEC source: 0001628280-19-010445 · wf-form4_156529444587022.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,443

F1 · shares: This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on June 11, 2019.

SEC source: 0001628280-19-010340 · wf-form4_156521857096887.xml · nonDerivative · entry 10

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,112

F7 · shares: Pursuant to the terms of the grant, shares of KLA common stock were automatically withheld at vesting to cover required tax withholding. The fair market value of KLA common stock used for purposes of calculating the number of shares to be withheld was the closing price of KLA common stock as reported on August 6, 2019.

SEC source: 0001628280-19-010340 · wf-form4_156521857096887.xml · nonDerivative · entry 9

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,755

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 August 6, 2015, the reporting person was granted 13,250 RSUs. On August 6, 2019, the remaining RSUs vested.

SEC source: 0001628280-19-010340 · wf-form4_156521857096887.xml · nonDerivative · entry 8

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,341

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 common stock.

F8 · shares: On August 6, 2015, the reporting person was granted 13,250 RSUs. On August 6, 2019, the remaining RSUs vested.

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: 0001628280-19-010340 · wf-form4_156521857096887.xml · nonDerivative · entry 7

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,443

F7 · shares: Pursuant to the terms of the grant, shares of KLA common stock were automatically withheld at vesting to cover required tax withholding. The fair market value of KLA common stock used for purposes of calculating the number of shares to be withheld was the closing price of KLA common stock as reported on August 6, 2019.

SEC source: 0001628280-19-010340 · wf-form4_156521857096887.xml · nonDerivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,516

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 August 6, 2015, the reporting person was granted performance RSUs which the Compensation Committee determined in 2018 was for 16,430 shares based on the achievement of performance criteria. On August 6, 2019, the remaining 50% of the award vested.

SEC source: 0001628280-19-010340 · wf-form4_156521857096887.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,653

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 common stock.

F6 · shares: On August 6, 2015, the reporting person was granted performance RSUs which the Compensation Committee determined in 2018 was for 16,430 shares based on the achievement of performance criteria. On August 6, 2019, the remaining 50% of the award vested.

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: 0001628280-19-010340 · wf-form4_156521857096887.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,301

F5 · shares: This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on June 11, 2019.

SEC source: 0001628280-19-010340 · wf-form4_156521857096887.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,955

F4 · shares: Pursuant to the terms of the grant, shares of KLA common stock were automatically withheld at vesting to cover required tax withholding. The fair market value of KLA common stock used for purposes of calculating the number of shares to be withheld was the closing price of KLA common stock as reported on August 2, 2019.

SEC source: 0001628280-19-010340 · wf-form4_156521857096887.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,351

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: On August 3, 2017, the reporting person was granted 11,256 RSUs. On August 3, 2019, 25% of those shares vested but were not released until August 5, 2019.

SEC source: 0001628280-19-010340 · wf-form4_156521857096887.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,868

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 common stock.

F2 · shares: On August 3, 2017, the reporting person was granted 11,256 RSUs. On August 3, 2019, 25% of those shares vested but were not released until August 5, 2019.

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: 0001628280-19-010110 · wf-form4_156512163471619.xml · nonDerivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,537

F6 · shares: Pursuant to the terms of the grant, shares of KLA common stock were automatically withheld at vesting to cover required tax withholding. The fair market value of KLA common stock used for purposes of calculating the number of shares to be withheld was the closing price of KLA common stock as reported on August 2, 2019.

SEC source: 0001628280-19-010110 · wf-form4_156512163471619.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,103

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 August 4, 2016, the reporting person was granted 20,700 RSUs. On August 4, 2019, 25% of those RSUs vested.

SEC source: 0001628280-19-010110 · wf-form4_156512163471619.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 61,682

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 common stock.

F5 · shares: On August 4, 2016, the reporting person was granted 20,700 RSUs. On August 4, 2019, 25% of those RSUs vested.

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: 0001628280-19-010110 · wf-form4_156512163471619.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,928

F4 · shares: Pursuant to the terms of the grant, shares of KLA common stock were automatically withheld at vesting to cover required tax withholding. The fair market value of KLA common stock used for purposes of calculating the number of shares to be withheld was the closing price of KLA common stock as reported on August 2, 2019.

SEC source: 0001628280-19-010110 · wf-form4_156512163471619.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,148

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: On August 2, 2018, the reporting person was granted 11,495 RSUs. On August 2, 2019, 25% of those RSUs vested.

SEC source: 0001628280-19-010110 · wf-form4_156512163471619.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 66,857

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 common stock.

F2 · shares: On August 2, 2018, the reporting person was granted 11,495 RSUs. On August 2, 2019, 25% of those RSUs vested.

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.