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On August 5, 2022, twenty-five percent (25%) of the RSUs vested. 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 5, 2022."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"The number of shares of KLA common stock includes 26,350 shares issuable upon vesting of RSUs."}],"balance_after":38030,"source":{"system":"sec-edgar","filing":"0001209191-22-044968","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/319201/000120919122044968/doc4.xml","form_type":"4"}},{"id":64365,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2022-08-09T20:05:44.000Z","date":"2022-08-05","kind":"sale","acquired":false,"shares":2072,"price":389.09,"value":806194.48,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on February 1, 2022."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The number of shares of KLA common stock includes 26,951 shares issuable upon vesting of restricted stock units (\"RSUs\")."}],"balance_after":38347,"source":{"system":"sec-edgar","filing":"0001209191-22-044968","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/319201/000120919122044968/doc4.xml","form_type":"4"}},{"id":64515,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2022-08-08T20:05:41.000Z","date":"2022-08-04","kind":"tax_withholding","acquired":false,"shares":2117,"price":397.4,"value":841295.8,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F5","text":"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, 2022."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"The number of shares of KLA common stock includes 26,951 shares issuable upon vesting of RSUs."}],"balance_after":40419,"source":{"system":"sec-edgar","filing":"0001209191-22-044766","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/319201/000120919122044766/doc4.xml","form_type":"4"}},{"id":64514,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2022-08-08T20:05:41.000Z","date":"2022-08-04","kind":"grant","acquired":true,"shares":8040,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On August 1, 2019, 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 8,040 shares (based on 150% of the target shares of 5,360) of KLA common stock, subject to both performance-vesting and service-vesting requirements. On August 4, 2022, the Compensation and Talent 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 8,040."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"The number of shares of KLA common stock includes 26,951 shares issuable upon vesting of RSUs."}],"balance_after":42536,"source":{"system":"sec-edgar","filing":"0001209191-22-044766","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/319201/000120919122044766/doc4.xml","form_type":"4"}},{"id":64513,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2022-08-08T20:05:41.000Z","date":"2022-08-04","kind":"grant","acquired":true,"shares":2545,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On August 4, 2022, the Reporting Person received a grant of restricted stock units (\"RSUs\"). The RSUs vest 25% annually from the date of grant."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The number of shares of KLA common stock includes 22,931 shares issuable upon vesting of RSUs."}],"balance_after":34496,"source":{"system":"sec-edgar","filing":"0001209191-22-044766","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/319201/000120919122044766/doc4.xml","form_type":"4"}},{"id":64606,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2022-08-04T20:06:28.000Z","date":"2022-08-02","kind":"tax_withholding","acquired":false,"shares":757,"price":382.69,"value":289696.33,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On August 2, 2018, the Reporting Person was granted RSUs for 5,748 shares of KLA common stock. On August 2, 2022, the remaining 25% of the RSUs vested. 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, 2022."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"The number of shares of KLA common stock includes 20,386 shares issuable upon vesting of RSUs."}],"balance_after":31951,"source":{"system":"sec-edgar","filing":"0001209191-22-044408","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/319201/000120919122044408/doc4.xml","form_type":"4"}},{"id":64605,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2022-08-04T20:06:28.000Z","date":"2022-08-02","kind":"tax_withholding","acquired":false,"shares":2028,"price":382.69,"value":776095.32,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The Reporting Person vested the remaining 50% of the performance-based restricted stock units (\"RSUs\"), upon his completion of four years of service (August 2, 2022) following the award on August 2, 2018. The Compensation Committee of KLA's Board of Directors determined the level at which the underlying performance goals were attained (August 5, 2021). 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, 2022."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The number of shares of KLA common stock includes 21,823 shares issuable upon vesting of RSUs."}],"balance_after":32708,"source":{"system":"sec-edgar","filing":"0001209191-22-044408","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/319201/000120919122044408/doc4.xml","form_type":"4"}},{"id":64660,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2022-08-03T20:05:39.000Z","date":"2022-08-01","kind":"tax_withholding","acquired":false,"shares":706,"price":385.64,"value":272261.84,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Pursuant to the terms of the grant of restricted stock units (\"RSUs\") on August 1, 2019, 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 1, 2022."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The number of shares of KLA common stock includes 25,674 shares issuable upon vesting of RSUs."}],"balance_after":34736,"source":{"system":"sec-edgar","filing":"0001209191-22-044161","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/319201/000120919122044161/doc4.xml","form_type":"4"}},{"id":64820,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2022-07-18T20:05:12.000Z","date":"2022-07-14","kind":"sale","acquired":false,"shares":96,"price":320,"value":30720.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on February 1, 2022."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes RSUs to acquire 27,014 shares of KLA common stock."}],"balance_after":35442,"source":{"system":"sec-edgar","filing":"0001209191-22-042417","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/319201/000120919122042417/doc4.xml","form_type":"4"}},{"id":64819,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2022-07-18T20:05:12.000Z","date":"2022-06-30","kind":"other","acquired":true,"shares":57,"price":271.218,"value":15459.426,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Purchased under the registrant's employee stock purchase plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents 85% of the closing price of the registrant's stock on the employee stock purchase plan on June 30, 2022."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes RSUs to acquire 27,014 shares of KLA common stock."}],"balance_after":35538,"source":{"system":"sec-edgar","filing":"0001209191-22-042417","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/319201/000120919122042417/doc4.xml","form_type":"4"}},{"id":68258,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2022-03-22T20:21:47.000Z","date":"2022-03-20","kind":"tax_withholding","acquired":false,"shares":3024,"price":365.05,"value":1103911.2,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Pursuant to the terms of the restricted stock unit (\"RSU\") grant by the registrant on March 20, 2019, shares of KLA common stock were automatically withheld to cover required tax withholding on the 6,906 shares of KLA common stock that vested. 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 March 18, 2022."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes RSUs to acquire 27,014 shares of KLA common stock."}],"balance_after":35481,"source":{"system":"sec-edgar","filing":"0001628280-22-006894","document":"wf-form4_164798049121327.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/319201/000162828022006894/wf-form4_164798049121327.xml","form_type":"4"}},{"id":69462,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2022-03-03T21:07:22.000Z","date":"2022-03-01","kind":"sale","acquired":false,"shares":1772,"price":346.58,"value":614139.76,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on January 31, 2022."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The number of shares of KLA common stock includes 33,920 shares issuable upon vesting of RSUs."}],"balance_after":38505,"source":{"system":"sec-edgar","filing":"0001628280-22-004901","document":"wf-form4_164634162018638.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/319201/000162828022004901/wf-form4_164634162018638.xml","form_type":"4"}},{"id":77704,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2021-11-03T20:13:40.000Z","date":"2021-11-02","kind":"sale","acquired":false,"shares":590,"price":381.04,"value":224813.6,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on February 22, 2021."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The number of shares of KLA common stock includes 33,920 shares issuable upon vesting of RSUs."}],"balance_after":40277,"source":{"system":"sec-edgar","filing":"0001628280-21-021466","document":"wf-form4_163597039924282.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/319201/000162828021021466/wf-form4_163597039924282.xml","form_type":"4"}},{"id":77703,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2021-11-03T20:13:40.000Z","date":"2021-11-01","kind":"tax_withholding","acquired":false,"shares":581,"price":380.26,"value":220931.06,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Pursuant to the terms of the grant of restricted stock units (\"RSUs\") on November 1, 2017, 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 1, 2021."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The number of shares of KLA common stock includes 33,920 shares issuable upon vesting of RSUs."}],"balance_after":40867,"source":{"system":"sec-edgar","filing":"0001628280-21-021466","document":"wf-form4_163597039924282.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/319201/000162828021021466/wf-form4_163597039924282.xml","form_type":"4"}},{"id":80779,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2021-09-10T20:23:56.000Z","date":"2021-09-08","kind":"sale","acquired":false,"shares":1129,"price":341.16,"value":385169.64,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on February 22, 2021."}],"balance_after":6357,"source":{"system":"sec-edgar","filing":"0001628280-21-018388","document":"wf-form4_163130542105274.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/319201/000162828021018388/wf-form4_163130542105274.xml","form_type":"4"}},{"id":82577,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2021-08-11T23:57:18.000Z","date":"2021-08-09","kind":"sale","acquired":false,"shares":1182,"price":352.98,"value":417222.36,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on February 22, 2021."}],"balance_after":7486,"source":{"system":"sec-edgar","filing":"0001628280-21-016677","document":"wf-form4_162872620961049.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/319201/000162828021016677/wf-form4_162872620961049.xml","form_type":"4"}},{"id":82592,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2021-08-11T23:25:05.000Z","date":"2021-08-06","kind":"tax_withholding","acquired":false,"shares":469,"price":353.35,"value":165721.15,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"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, 2021."}],"balance_after":8668,"source":{"system":"sec-edgar","filing":"0001628280-21-016666","document":"wf-form4_162872428732391.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/319201/000162828021016666/wf-form4_162872428732391.xml","form_type":"4"}},{"id":82591,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2021-08-11T23:25:05.000Z","date":"2021-08-06","kind":"exercise","acquired":true,"shares":945,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"On August 6, 2020, the Reporting Person was granted RSUs for 3,777 shares of KLA common stock.  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On August 6, 2021, 25% of the RSUs vested."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"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.  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On August 1, 2020, 25% of the RSUs vested."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"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."}],"balance_after":30601,"source":{"system":"sec-edgar","filing":"0001628280-20-011473","document":"wf-form4_159648670215398.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/319201/000162828020011473/wf-form4_159648670215398.xml","form_type":"4"}},{"id":102809,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock - Restricted Stock Units","published_at":"2020-08-03T20:32:31.000Z","date":"2020-07-31","kind":"grant","acquired":true,"shares":6906,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F3","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of KLA common stock."},{"field":"shares","element":"transactionShares","label":"F4","text":"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, 6,906 shares became eligible to vest on March 20, 2023, subject to continued service on that date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"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."}],"balance_after":31941,"source":{"system":"sec-edgar","filing":"0001628280-20-011473","document":"wf-form4_159648670215398.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/319201/000162828020011473/wf-form4_159648670215398.xml","form_type":"4"}},{"id":102808,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2020-08-03T20:32:31.000Z","date":"2020-06-30","kind":"other","acquired":true,"shares":136,"price":155.185,"value":21105.16,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Purchased under the registrant's employee stock purchase plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents 85% of the closing price of the registrant's stock on the employee stock purchase plan start date."}],"balance_after":5513,"source":{"system":"sec-edgar","filing":"0001628280-20-011473","document":"wf-form4_159648670215398.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/319201/000162828020011473/wf-form4_159648670215398.xml","form_type":"4"}},{"id":108036,"issuer":{"id":2838,"kind":"organization","name":"KLA CORP","symbol":"KLAC"},"owners":[{"id":11383,"kind":"person","name":"Donzella Oreste","position":1,"cik":"0001802832","reported_name":"Donzella Oreste","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Executive Vice President"}}],"security":"Common Stock","published_at":"2020-02-11T21:33:45.000Z","date":"2020-02-07","kind":"sale","acquired":false,"shares":590,"price":168.352,"value":99327.68,"ownership":{"direct":true},"balance_after":5377,"source":{"system":"sec-edgar","filing":"0001628280-20-001359","document":"wf-form4_158145680747891.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/319201/000162828020001359/wf-form4_158145680747891.xml","form_type":"4"}}]}