{"transactions":[{"id":2573861,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CCO, & Sec"}}],"security":"Common","published_at":"2021-09-10T22:03:47.000Z","date":"2021-09-08","kind":"sale","acquired":false,"shares":11210,"price":45.2038,"value":506734.598,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This transaction was made pursuant to the Reporting Person's existing Rule 10b5-1 plan (i.e., a stock trading plan designed to comply with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended)."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This disposition transaction was executed in multiple trades at prices ranging from $44.89 to $45.42.  The price reported above reflects the weighted average sale price.  The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":200975,"source":{"system":"sec-edgar","filing":"0001225208-21-012283","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520821012283/doc4.xml","form_type":"4"}},{"id":2605832,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CCO, & Sec"}}],"security":"Common","published_at":"2021-08-12T22:04:46.000Z","date":"2021-08-10","kind":"sale","acquired":false,"shares":10000,"price":45.1516,"value":451516.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This transaction was made pursuant to the Reporting Person's existing Rule 10b5-1 plan (i.e., a stock trading plan designed to comply with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended)."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This disposition transaction was executed in multiple trades at prices ranging from $44.965 to $45.420.  The price reported above reflects the weighted average sale price.  The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes an aggregate of 146 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the calendar quarter ended June 30, 2021."}],"balance_after":212185,"source":{"system":"sec-edgar","filing":"0001225208-21-011406","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520821011406/doc4.xml","form_type":"4"}},{"id":2681569,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CCO, & Sec"}}],"security":"Common","published_at":"2021-06-04T22:04:15.000Z","date":"2021-06-02","kind":"sale","acquired":false,"shares":10000,"price":39.5011,"value":395011.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This transaction was made pursuant to the Reporting Person's existing Rule 10b5-1 plan (i.e., a stock trading plan designed to comply with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended)."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This disposition transaction was executed in multiple trades at prices ranging from $39.26 to $39.83.  The price reported above reflects the weighted average sale price.  The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":222039,"source":{"system":"sec-edgar","filing":"0001225208-21-009014","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520821009014/doc4.xml","form_type":"4"}},{"id":2725447,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CCO, & Sec"}}],"security":"Common","published_at":"2021-05-06T22:02:44.000Z","date":"2021-05-04","kind":"sale","acquired":false,"shares":9000,"price":37.7028,"value":339325.2,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This transaction was made pursuant to the Reporting Person's existing Rule 10b5-1 plan (i.e., a stock trading plan designed to comply with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended)."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This disposition transaction was executed in multiple trades at prices ranging from $37.42 to $37.97. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":232039,"source":{"system":"sec-edgar","filing":"0001225208-21-007697","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520821007697/doc4.xml","form_type":"4"}},{"id":2749799,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CCO, & Sec"}}],"security":"Common","published_at":"2021-04-14T22:01:31.000Z","date":"2021-04-12","kind":"sale","acquired":false,"shares":8987,"price":42.377,"value":380842.099,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This transaction was made pursuant to the Reporting Person's existing Rule 10b5-1 plan (i.e., a stock trading plan designed to comply with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended)."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This disposition transaction was executed in multiple trades at prices ranging from $42.17 to $42.65. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes an aggregate of 191 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the calendar quarter ended March 31, 2021."}],"balance_after":241039,"source":{"system":"sec-edgar","filing":"0001225208-21-006762","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520821006762/doc4.xml","form_type":"4"}},{"id":2801035,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CCO, & Sec"}}],"security":"Common","published_at":"2021-03-09T22:59:12.000Z","date":"2021-03-05","kind":"tax_withholding","acquired":false,"shares":11813,"price":38.81,"value":458462.53,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This transaction represents shares withheld by the Issuer in connection with the vesting of certain restricted stock units and performance-based restricted stock units granted to the Reporting Person on March 5, 2018 pursuant to the Issuer's Amended and Restated Stock Incentive Plan and the related award agreement. These shares were withheld to satisfy the Reporting Person's tax withholding obligations. The Issuer will pay these taxes on behalf of the Reporting Person."}],"balance_after":249835,"source":{"system":"sec-edgar","filing":"0001225208-21-004959","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520821004959/doc4.xml","form_type":"4"}},{"id":2803854,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CCO, & Sec"}}],"security":"Common","published_at":"2021-03-08T22:09:54.000Z","date":"2021-03-04","kind":"tax_withholding","acquired":false,"shares":3296,"price":37.04,"value":122083.84,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This transaction represents shares withheld by the Issuer in connection with the vesting of certain restricted stock units granted to the Reporting Person on March 4, 2019 pursuant to the Issuer's Amended and Restated Stock Incentive Plan and the related award agreement. These shares were withheld to satisfy the Reporting Person's tax withholding obligations. The Issuer will pay these taxes on behalf of the Reporting Person."}],"balance_after":261648,"source":{"system":"sec-edgar","filing":"0001225208-21-004853","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520821004853/doc4.xml","form_type":"4"}},{"id":2809591,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CCO, & Sec"}}],"security":"Common","published_at":"2021-03-04T22:01:07.000Z","date":"2021-03-02","kind":"tax_withholding","acquired":false,"shares":3829,"price":40.43,"value":154806.47,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This transaction represents shares withheld by the Issuer in connection with the vesting of certain restricted stock units granted to the Reporting Person on March 2, 2020 pursuant to the Issuer's Amended and Restated Stock Incentive Plan and the related award agreement. These shares were withheld to satisfy the Reporting Person's tax withholding obligations. The Issuer will pay these taxes on behalf of the Reporting Person."}],"balance_after":264944,"source":{"system":"sec-edgar","filing":"0001225208-21-004724","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520821004724/doc4.xml","form_type":"4"}},{"id":2855843,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CCO, & Sec"}}],"security":"Common","published_at":"2021-02-17T22:02:07.000Z","date":"2021-02-12","kind":"grant","acquired":true,"shares":14539,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Restricted stock units approved on February 12, 2021 under the Issuer's Amended and Restated Stock Incentive Plan with a grant date of February 12, 2021 and with equal pro rata vesting over a 3-year period beginning on the first anniversary of the grant date. The award may only be settled in shares of the Issuer's common stock upon vesting and was for no consideration other than service as an executive officer of the Issuer."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes an aggregate of 273 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the fiscal quarter ended December 31, 2020."}],"balance_after":268773,"source":{"system":"sec-edgar","filing":"0001225208-21-002771","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520821002771/doc4.xml","form_type":"4"}},{"id":2986940,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CCO, & Sec"}}],"security":"Common","published_at":"2020-11-10T22:04:30.000Z","date":"2020-11-06","kind":"sale","acquired":false,"shares":10000,"price":27,"value":270000.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This transaction was made pursuant to the Reporting Person's existing Rule 10b5-1 plan (i.e., a stock trading plan designed to comply with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended)."}],"balance_after":253961,"source":{"system":"sec-edgar","filing":"0001225208-20-013306","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520820013306/doc4.xml","form_type":"4"}},{"id":3008585,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CCO, & Sec"}}],"security":"Common","published_at":"2020-10-13T22:11:09.000Z","date":"2020-10-08","kind":"sale","acquired":false,"shares":5000,"price":25.03,"value":125150.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This transaction was made pursuant to the Reporting Person's existing Rule 10b5-1 plan (i.e., a stock trading plan designed to comply with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 328 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the calendar quarter ended September 30, 2020."}],"balance_after":263961,"source":{"system":"sec-edgar","filing":"0001225208-20-012449","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520820012449/doc4.xml","form_type":"4"}},{"id":3030567,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CCO, & Sec"}}],"security":"Common","published_at":"2020-09-16T22:02:09.000Z","date":"2020-09-14","kind":"sale","acquired":false,"shares":10000,"price":21.8239,"value":218239.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This disposition transaction was executed in multiple trades at prices ranging from $21.8200 to $21.8350.  The price reported above reflects the weighted average sale price.  The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":268633,"source":{"system":"sec-edgar","filing":"0001225208-20-011622","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520820011622/doc4.xml","form_type":"4"}},{"id":3059086,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CCO, & Sec"}}],"security":"Common","published_at":"2020-08-13T22:05:10.000Z","date":"2020-08-11","kind":"sale","acquired":false,"shares":5000,"price":23,"value":115000.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This transaction was made pursuant to the Reporting Person's existing Rule 10b5-1 plan (i.e., a stock trading plan designed to comply with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes an aggregate of 756 shares, consisting of 256 shares and 500 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the fiscal quarters ended April 3, 2020 and July 3, 2020, respectively."}],"balance_after":278633,"source":{"system":"sec-edgar","filing":"0001225208-20-010595","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520820010595/doc4.xml","form_type":"4"}},{"id":3218652,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CCO, & Sec"}}],"security":"Common","published_at":"2020-03-10T22:54:32.000Z","date":"2020-03-06","kind":"tax_withholding","acquired":false,"shares":17477,"price":17.28,"value":302002.56,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"This disposition transaction represents shares withheld by the Issuer in connection with the vesting on March 6, 2020 of the Reporting Person's 2017 PBRSUs award granted pursuant to the Issuer's Amended and Restated Stock Incentive Plan and related award agreement.  These shares were withheld to satisfy the Reporting Person's tax withholding obligations.  The Issuer will pay these taxes on behalf of the Reporting Person."}],"balance_after":282877,"source":{"system":"sec-edgar","filing":"0001225208-20-004778","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520820004778/doc4.xml","form_type":"4"}},{"id":3218651,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CCO, & Sec"}}],"security":"Common","published_at":"2020-03-10T22:54:32.000Z","date":"2020-03-06","kind":"tax_withholding","acquired":false,"shares":5826,"price":17.28,"value":100673.28,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This disposition transaction represents shares withheld by the Issuer in connection with the vesting on March 6, 2020 of a portion of the Reporting Person's 2017 Restricted Stock Units award granted pursuant to the Issuer's Amended and Restated Stock Incentive Plan and related award agreement.  These shares were withheld to satisfy the Reporting Person's tax withholding obligations.  The Issuer will pay these taxes on behalf of the Reporting Person."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The aggregate holdings of the Reporting Person have been reduced by 2 shares of common stock of the Issuer in order to reflect the inadvertent over-reporting by 2 shares in the Form 4 filed by the Reporting Person on August 3, 2018 with respect to the acquisition of shares of Issuer common stock upon the attainment of performance goals under an award of Performance Based Restricted Stock Units (\"PBRSUs\") made to the Reporting Person on March 6, 2017."}],"balance_after":300354,"source":{"system":"sec-edgar","filing":"0001225208-20-004778","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520820004778/doc4.xml","form_type":"4"}},{"id":3223266,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CCO, & Sec"}}],"security":"Common","published_at":"2020-03-06T22:13:10.000Z","date":"2020-03-05","kind":"tax_withholding","acquired":false,"shares":3635,"price":17.83,"value":64812.05,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"This disposition transaction represents shares withheld by the Issuer in connection with the Reporting Person's 2018 restricted stock units award granted pursuant to the Issuer's Amended and Restated Stock Incentive Plan and related award agreement.  On March 5, 2020, certain of these units vested.  These shares were withheld to satisfy the Reporting Person's tax withholding obligations.  The Issuer will pay these taxes on behalf of the Reporting Person."}],"balance_after":306182,"source":{"system":"sec-edgar","filing":"0001225208-20-004597","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520820004597/doc4.xml","form_type":"4"}},{"id":3223265,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CCO, & Sec"}}],"security":"Common","published_at":"2020-03-06T22:13:10.000Z","date":"2020-03-04","kind":"tax_withholding","acquired":false,"shares":3299,"price":18.73,"value":61790.27,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This disposition transaction represents shares withheld by the Issuer in connection with the Reporting Person's 2019 restricted stock units award granted pursuant to the Issuer's Amended and Restated Stock Incentive Plan and related award agreement.  On March 4, 2020, certain of these units vested.  These shares were withheld to satisfy the Reporting Person's tax withholding obligations.  The Issuer will pay these taxes on behalf of the Reporting Person."}],"balance_after":309817,"source":{"system":"sec-edgar","filing":"0001225208-20-004597","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520820004597/doc4.xml","form_type":"4"}},{"id":3228831,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CCO, & Sec"}}],"security":"Common","published_at":"2020-03-04T22:14:34.000Z","date":"2020-03-02","kind":"grant","acquired":true,"shares":25357,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Restricted stock units approved on February 13, 2020 under the Issuer's Amended and Restated Stock Incentive Plan with a grant date of March 2, 2020 and with equal pro rata vesting over a 3-year period beginning on the first anniversary of the grant date.  The award may only be settled in shares of the Issuer's common stock upon vesting and was for no consideration other than service as an executive officer of the Issuer."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes an aggregate of 637 shares, consisting of 304 shares and 333 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the fiscal quarters ended September 27, 2019 and December 31, 2019, respectively."}],"balance_after":313116,"source":{"system":"sec-edgar","filing":"0001225208-20-004358","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520820004358/doc4.xml","form_type":"4"}},{"id":3444888,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2019-08-07T22:24:56.000Z","date":"2019-08-05","kind":"tax_withholding","acquired":false,"shares":8178,"price":17.85,"value":145977.3,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"This disposition transaction reflects shares withheld by the Issuer in connection with the PBRSU Award to satisfy the Reporting Person's tax withholding obligations.  The Issuer will pay these taxes on behalf of the Reporting Person."}],"balance_after":287122,"source":{"system":"sec-edgar","filing":"0001225208-19-011009","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520819011009/doc4.xml","form_type":"4"}},{"id":3444887,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2019-08-07T22:24:56.000Z","date":"2019-08-05","kind":"grant","acquired":true,"shares":36795,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This Form 4 reports the acquisition on August 5, 2019 of 36,795 Performance-Based Restricted Stock Units (the \"PBRSUs\") from the attainment of performance goals under an award made to the Reporting Person on March 5, 2018 (the \"PBRSU Award\").  The PBRSU Award covered a performance period of six consecutive fiscal quarters beginning with the quarter commencing January 1, 2018 (the \"Performance Period\"), and the number of shares eligible for vesting was based upon the Issuer achieving certain Adjusted Non-GAAP EBITDA performance goals for the Performance Period.  The PBRSUs also include an additional equity award based on the Issuer's attainment of certain market share and free cash flow performance goals for the Performance Period."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes an aggregate of 291 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the fiscal quarter ended June 28, 2019."}],"balance_after":295300,"source":{"system":"sec-edgar","filing":"0001225208-19-011009","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520819011009/doc4.xml","form_type":"4"}},{"id":3538295,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2019-05-06T23:48:36.000Z","date":"2019-05-02","kind":"sale","acquired":false,"shares":15000,"price":22.8446,"value":342669.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This disposition transaction was executed in multiple trades at prices ranging from $22.84 to $22.85. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes an aggregate of 379 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the fiscal quarter ended March 29, 2019."}],"balance_after":258214,"source":{"system":"sec-edgar","filing":"0001223203-19-000003","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122320319000003/primary_doc.xml","form_type":"4"}},{"id":3604802,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2019-03-08T23:29:16.000Z","date":"2019-03-07","kind":"tax_withholding","acquired":false,"shares":24668,"price":21.33,"value":526168.44,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"This disposition transaction represents shares withheld by the Issuer in connection with the Reporting Person's 2016 performance-based restricted stock units award granted pursuant to the Issuer's Amended and Restated Stock Incentive Plan and related award agreement.  On March 7, 2019, certain of these units vested.  These shares were withheld to satisfy the Reporting Person's tax withholding obligations.  The Issuer will pay these taxes on behalf of the Reporting Person."}],"balance_after":272835,"source":{"system":"sec-edgar","filing":"0001225208-19-004981","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520819004981/doc4.xml","form_type":"4"}},{"id":3604801,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2019-03-08T23:29:16.000Z","date":"2019-03-07","kind":"tax_withholding","acquired":false,"shares":8223,"price":21.33,"value":175396.59,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"This disposition transaction represents shares withheld by the Issuer in connection with the Reporting Person's 2016 restricted stock units award granted pursuant to the Issuer's Amended and Restated Stock Incentive Plan and related award agreement.  On March 7, 2019, certain of these units vested.  These shares were withheld to satisfy the Reporting Person's tax withholding obligations.  The Issuer will pay these taxes on behalf of the Reporting Person."}],"balance_after":297503,"source":{"system":"sec-edgar","filing":"0001225208-19-004981","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520819004981/doc4.xml","form_type":"4"}},{"id":3604800,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2019-03-08T23:29:16.000Z","date":"2019-03-06","kind":"tax_withholding","acquired":false,"shares":5826,"price":21.4,"value":124676.4,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This disposition transaction represents shares withheld by the Issuer in connection with the Reporting Person's 2017 restricted stock units award granted pursuant to the Issuer's Amended and Restated Stock Incentive Plan and related award agreement.  On March 6, 2019, certain of these units vested.  These shares were withheld to satisfy the Reporting Person's tax withholding obligations.  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On March 5, 2019, certain of these units vested.  These shares were withheld to satisfy the Reporting Person's tax withholding obligations.  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The award may only be settled in shares of the Issuer's common stock upon vesting and was for no consideration other than service as an executive officer of the Issuer."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes an aggregate of 620 shares, consisting of 281 shares and 339 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the fiscal quarters ended September 28, 2018 and December 31, 2018, respectively."}],"balance_after":315295,"source":{"system":"sec-edgar","filing":"0001225208-19-004811","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520819004811/doc4.xml","form_type":"4"}},{"id":3853804,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2018-08-03T22:33:36.000Z","date":"2018-08-01","kind":"tax_withholding","acquired":false,"shares":18501,"price":22.26,"value":411832.26,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"This disposition transaction reflects shares withheld by the Issuer in connection with the PBRSU Award to satisfy the Reporting Person's tax withholding obligations.  The Issuer will pay these taxes on behalf of the Reporting Person."}],"balance_after":292777,"source":{"system":"sec-edgar","filing":"0001225208-18-012285","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520818012285/doc4.xml","form_type":"4"}},{"id":3853803,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2018-08-03T22:33:36.000Z","date":"2018-08-01","kind":"grant","acquired":true,"shares":78640,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This Form 4 reports the acquisition on August 1, 2018 of 78,640 Performance Based Restricted Stock Units (the \"PBRSUs\") from the attainment of performance goals under an award made to the Reporting Person on March 6, 2017 (the \"PBRSU Award\").  The PBRSU Award covered a performance period of six consecutive fiscal quarters beginning with the quarter commencing January 1, 2017 (the \"Performance Period\"), and the number of shares eligible for vesting was based upon the Issuer achieving certain Adjusted Non-GAAP EBITDA performance goals for the Performance Period.  The PBRSUs also include an additional equity award based on the Issuer's achievement of certain market share and free cash flow performance goals for the Performance Period."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes an aggregate of 256 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the fiscal quarter ended June 29, 2018."}],"balance_after":311278,"source":{"system":"sec-edgar","filing":"0001225208-18-012285","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520818012285/doc4.xml","form_type":"4"}},{"id":3913039,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2018-05-31T21:57:23.000Z","date":"2018-05-29","kind":"sale","acquired":false,"shares":5000,"price":26,"value":130000.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This transaction was made pursuant to the Reporting Person's existing Rule 10b5-1 plan (i.e., a stock trading plan designed to comply with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended)."}],"balance_after":232382,"source":{"system":"sec-edgar","filing":"0001225208-18-009999","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520818009999/doc4.xml","form_type":"4"}},{"id":3935440,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2018-05-14T22:14:03.000Z","date":"2018-05-10","kind":"sale","acquired":false,"shares":15000,"price":23.5058,"value":352587.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This disposition transaction was executed in multiple trades at prices ranging from $23.50 to $23.51.  The price reported above reflects the weighted average sale price.  The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes an aggregate of 298 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the fiscal quarter ended March 30, 2018."}],"balance_after":237382,"source":{"system":"sec-edgar","filing":"0001225208-18-009255","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520818009255/doc4.xml","form_type":"4"}},{"id":4004026,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2018-03-09T23:28:57.000Z","date":"2018-03-07","kind":"tax_withholding","acquired":false,"shares":8704,"price":25.76,"value":224215.04,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This disposition transaction represents shares withheld by the Issuer in connection with the Reporting Person's 2016 restricted stock units award granted pursuant to the Issuer's Amended and Restated Stock Incentive Plan and related award agreement.  On March 7, 2018, certain of these units vested.  These shares are withheld to satisfy the Reporting Person's tax withholding obligations.  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On March 6, 2018, certain of these units vested.  These shares are withheld to satisfy the Reporting Person's tax withholding obligations.  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The price reported above reflects the weighted average sale price.  The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":264649,"source":{"system":"sec-edgar","filing":"0001225208-18-005693","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520818005693/doc4.xml","form_type":"4"}},{"id":4008875,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2018-03-07T22:19:27.000Z","date":"2018-03-05","kind":"grant","acquired":true,"shares":24530,"price":24.46,"value":600003.8,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Restricted stock units approved on February 14, 2018 under the Issuer's Amended and Restated Stock Incentive Plan with a grant date of March 5, 2018 and with equal pro rata vesting over a 3-year period beginning on the first anniversary of the grant date.  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On March 2, 2018, certain of these units vested.  These shares were withheld to satisfy the Reporting Person's tax withholding obligations.  The Issuer will pay these taxes on behalf of the Reporting Person."}],"balance_after":254119,"source":{"system":"sec-edgar","filing":"0001225208-18-005478","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520818005478/doc4.xml","form_type":"4"}},{"id":4012084,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2018-03-06T23:22:15.000Z","date":"2018-03-02","kind":"tax_withholding","acquired":false,"shares":3069,"price":24.43,"value":74975.67,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This disposition transaction represents shares withheld by the Issuer in connection with the Reporting Person's 2015 performance-based restricted stock units award granted pursuant to the Issuer's Amended and Restated Stock Incentive Plan and related award agreement.  On March 2, 2018, certain of these units vested.  These shares were withheld to satisfy the Reporting Person's tax withholding obligations.  The Issuer will pay these taxes on behalf of the Reporting Person."}],"balance_after":257288,"source":{"system":"sec-edgar","filing":"0001225208-18-005478","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520818005478/doc4.xml","form_type":"4"}},{"id":4021324,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2018-03-02T22:39:48.000Z","date":"2018-02-28","kind":"sale","acquired":false,"shares":20000,"price":24.3767,"value":487534.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This transaction was made pursuant to the Reporting Person's existing Rule 10b5-1 plan (i.e., a stock trading plan designed to comply with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended)."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This disposition transaction was executed in multiple trades at prices ranging from $24.26 to $24.55.  The price reported above reflects the weighted average sale price.  The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":260357,"source":{"system":"sec-edgar","filing":"0001225208-18-005187","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520818005187/doc4.xml","form_type":"4"}},{"id":4037833,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & 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Reporting Person's existing Rule 10b5-1 plan (i.e., a stock trading plan designed to comply with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes an aggregate of 445 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the fiscal quarter ended September 29, 2017."}],"balance_after":304932,"source":{"system":"sec-edgar","filing":"0001225208-17-015961","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817015961/doc4.xml","form_type":"4"}},{"id":4199362,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, 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amended)."}],"balance_after":330496,"source":{"system":"sec-edgar","filing":"0001225208-17-014474","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817014474/doc4.xml","form_type":"4"}},{"id":4239235,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2017-08-10T00:56:07.000Z","date":"2017-08-07","kind":"tax_withholding","acquired":false,"shares":26110,"price":16.33,"value":426376.3,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"This disposition transaction reflects shares withheld by the Issuer in connection with the 2016 PBRSU Award.  On August 7, 2017, certain of the PBRSUs under the 2016 PBRSU Award vested.  Certain of the shares underlying such PBRSUs were withheld to satisfy the Reporting Person's withholding obligations.  The Issuer will pay these taxes on behalf of the Reporting Person."}],"balance_after":337439,"source":{"system":"sec-edgar","filing":"0001225208-17-013561","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817013561/doc4.xml","form_type":"4"}},{"id":4239234,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2017-08-10T00:56:07.000Z","date":"2017-08-07","kind":"grant","acquired":true,"shares":110988,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This Form 4 reports the acquisition on August 7, 2017 of 110,988 Performance Based Restricted Stock Units (\"PBRSUs\") from the attainment of a performance goal under an award made to the Reporting Person on March 7, 2016 (the \"2016 PBRSU Award\").  The 2016 PBRSU Award covered a performance period of six consecutive fiscal quarters beginning with the quarter commencing January 1, 2016 (the \"Performance Measurement Period\"), and the number of shares eligible for vesting was based upon the Issuer achieving certain Adjusted Non-GAAP EBITDA, market share growth, and revenue growth performance goals.  As a result of the Issuer's achievement of the Adjusted Non-GAAP EBITDA performance goals for the Performance Measurement Period, the acquired PBRSUs will vest in two equal tranches, with the first tranche having vested on August 7, 2017."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes an aggregate of 403 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the fiscal quarter ended June 30, 2017."}],"balance_after":363549,"source":{"system":"sec-edgar","filing":"0001225208-17-013561","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817013561/doc4.xml","form_type":"4"}},{"id":4290258,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2017-06-07T22:35:07.000Z","date":"2017-06-05","kind":"sale","acquired":false,"shares":15000,"price":16.0901,"value":241351.5,"ownership":{"direct":true},"balance_after":252158,"source":{"system":"sec-edgar","filing":"0001225208-17-010992","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817010992/doc4.xml","form_type":"4"}},{"id":4308662,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2017-05-23T22:03:11.000Z","date":"2017-05-19","kind":"sale","acquired":false,"shares":20000,"price":15.4027,"value":308054.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This disposition transaction was executed in multiple trades at prices ranging from $15.4 to $15.415.  The price reported above reflects the weighted average sale price.  The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes an aggregate of 490 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the quarter ended March 31, 2017."}],"balance_after":267158,"source":{"system":"sec-edgar","filing":"0001225208-17-010314","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817010314/doc4.xml","form_type":"4"}},{"id":4393146,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2017-03-09T22:27:09.000Z","date":"2017-03-07","kind":"tax_withholding","acquired":false,"shares":8704,"price":15.29,"value":133084.16,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This disposition transaction represents shares withheld by the Issuer in connection with the March 7, 2016 restricted stock units award to the Reporting Person under the Issuer's Amended and Restated Stock Incentive Plan.  On March 7, 2017, certain of these units vested.  These shares were withheld to satisfy the Reporting Person's tax withholding obligations.  The Issuer will pay these taxes on behalf of the Reporting Person."}],"balance_after":286668,"source":{"system":"sec-edgar","filing":"0001225208-17-005976","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817005976/doc4.xml","form_type":"4"}},{"id":4395623,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2017-03-08T22:36:04.000Z","date":"2017-03-06","kind":"grant","acquired":true,"shares":39319,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Restricted stock units approved on February 23, 2017 under the Issuer's Amended and Restated Stock Incentive Plan with a grant date of March 6, 2017, and with equal pro rata vesting over a 3-year period beginning on the first anniversary of the grant date.  The award may only be settled in shares of the Issuer's common stock upon vesting and was for no consideration other than service as an executive officer of the Issuer."}],"balance_after":295372,"source":{"system":"sec-edgar","filing":"0001225208-17-005917","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817005917/doc4.xml","form_type":"4"}},{"id":4401067,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2017-03-06T22:22:17.000Z","date":"2017-03-03","kind":"tax_withholding","acquired":false,"shares":10827,"price":15.21,"value":164678.67,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"This disposition transaction represents shares withheld by the Issuer in connection with the Reporting Person's 2014 Performance Based Restricted Stock Units award and related award agreements.  On March 3, 2017, certain of these units vested.  These shares were withheld to satisfy the Reporting Person's tax withholding obligations.  The Issuer will pay these taxes on behalf of the Reporting Person."}],"balance_after":256053,"source":{"system":"sec-edgar","filing":"0001225208-17-005634","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817005634/doc4.xml","form_type":"4"}},{"id":4401066,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2017-03-06T22:22:17.000Z","date":"2017-03-03","kind":"tax_withholding","acquired":false,"shares":4628,"price":15.21,"value":70391.88,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"This disposition transaction represents shares withheld by the Issuer in connection with the March 3, 2014 restricted stock units award to the Reporting Person under the Issuer's Amended and Restated Stock Incentive Plan.  On March 3, 2017, certain of these units vested.  These shares were withheld to satisfy the Reporting Person's tax withholding obligations.  The Issuer will pay these taxes on behalf of the Reporting Person."}],"balance_after":266880,"source":{"system":"sec-edgar","filing":"0001225208-17-005634","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817005634/doc4.xml","form_type":"4"}},{"id":4401065,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2017-03-06T22:22:17.000Z","date":"2017-03-02","kind":"tax_withholding","acquired":false,"shares":3391,"price":15.16,"value":51407.56,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This disposition transaction represents shares withheld by the Issuer in connection with the March 2, 2015 restricted stock units award to the Reporting Person under the Issuer's Amended and Restated Stock Incentive Plan.  On March 2, 2017, certain of these units vested.  These shares were withheld to satisfy the Reporting Person's tax withholding obligations.  The Issuer will pay these taxes on behalf of the Reporting Person."}],"balance_after":271508,"source":{"system":"sec-edgar","filing":"0001225208-17-005634","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817005634/doc4.xml","form_type":"4"}},{"id":4425371,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2017-02-24T22:08:16.000Z","date":"2017-02-22","kind":"sale","acquired":false,"shares":7000,"price":16,"value":112000.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This transaction was made pursuant to the Reporting Person's existing 10b5-1 plan (i.e., a stock trading plan designed to comply with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended)."}],"balance_after":274899,"source":{"system":"sec-edgar","filing":"0001225208-17-004591","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817004591/doc4.xml","form_type":"4"}},{"id":4436984,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Stock Option - Right to Buy","published_at":"2017-02-21T22:06:54.000Z","date":"2017-02-16","kind":"exercise","acquired":false,"shares":49703,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F2","text":"On March 5, 2012, the Reporting Person was awarded an employee stock option (the \"Option\") to acquire 79,366 shares (the \"Shares\") of the Issuer's common stock, including the underlying securities reported in Table II of this Form 4.  Pursuant to the terms of the Option, 25% of the Shares became exercisable on March 5, 2013 and the remaining 75% of the Shares became exercisable in equal, quarterly installments thereafter until March 5, 2016, at which time all remaining Shares under the Option became fully exercisable."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On March 5, 2012, the Reporting Person was awarded an employee stock option (the \"Option\") to acquire 79,366 shares (the \"Shares\") of the Issuer's common stock, including the underlying securities reported in Table II of this Form 4.  Pursuant to the terms of the Option, 25% of the Shares became exercisable on March 5, 2013 and the remaining 75% of the Shares became exercisable in equal, quarterly installments thereafter until March 5, 2016, at which time all remaining Shares under the Option became fully exercisable."}],"balance_after":0,"derivative":{"exercise_price":8.4,"exercise_date":"2013-03-05","expiration_date":"2019-03-05","underlying":"Common","underlying_shares":49703},"source":{"system":"sec-edgar","filing":"0001225208-17-003957","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817003957/doc4.xml","form_type":"4"}},{"id":4436983,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & Sec"}}],"security":"Common","published_at":"2017-02-21T22:06:54.000Z","date":"2017-02-16","kind":"sale","acquired":false,"shares":49703,"price":15.4649,"value":768651.9247,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This disposition transaction was executed in multiple trades at prices ranging from $15.45 to $15.52.  The price reported above reflects the weighted average sale price.  The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":281899,"source":{"system":"sec-edgar","filing":"0001225208-17-003957","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817003957/doc4.xml","form_type":"4"}},{"id":4436982,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & 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The price reported above reflects the weighted average sale price.  The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":305660,"source":{"system":"sec-edgar","filing":"0001225208-16-043732","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520816043732/doc4.xml","form_type":"4"}},{"id":4511512,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":135588,"kind":"person","name":"CAVE GEORGE H","position":1,"cik":"0001184583","reported_name":"CAVE GEORGE H","relationship":{"officer":true,"officer_title":"EVP, Gen Cnsl, CC&EO, & 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