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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."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes an aggregate of 135 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the calendar quarter ended March 31, 2021."}],"balance_after":179446,"source":{"system":"sec-edgar","filing":"0001225208-21-006740","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520821006740/doc4.xml","form_type":"4"}},{"id":2801032,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2021-03-09T22:54:36.000Z","date":"2021-03-05","kind":"tax_withholding","acquired":false,"shares":13503,"price":38.81,"value":524051.43,"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":208572,"source":{"system":"sec-edgar","filing":"0001225208-21-004955","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520821004955/doc4.xml","form_type":"4"}},{"id":2803861,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2021-03-08T22:13:23.000Z","date":"2021-03-04","kind":"tax_withholding","acquired":false,"shares":3748,"price":37.04,"value":138825.92,"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":222075,"source":{"system":"sec-edgar","filing":"0001225208-21-004857","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520821004857/doc4.xml","form_type":"4"}},{"id":2809594,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2021-03-04T22:04:34.000Z","date":"2021-03-02","kind":"tax_withholding","acquired":false,"shares":4664,"price":40.43,"value":188565.52,"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":225823,"source":{"system":"sec-edgar","filing":"0001225208-21-004728","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520821004728/doc4.xml","form_type":"4"}},{"id":2855847,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2021-02-17T22:04:32.000Z","date":"2021-02-12","kind":"grant","acquired":true,"shares":19385,"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 222 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the fiscal quarter ended December 31, 2020."}],"balance_after":230487,"source":{"system":"sec-edgar","filing":"0001225208-21-002775","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520821002775/doc4.xml","form_type":"4"}},{"id":2981824,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2020-11-13T22:17:15.000Z","date":"2020-11-11","kind":"sale","acquired":false,"shares":27818,"price":27.9275,"value":776887.195,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This disposition transaction was executed in multiple trades at prices ranging from $27.910 to $27.951.  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":210880,"source":{"system":"sec-edgar","filing":"0001225208-20-013537","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520820013537/doc4.xml","form_type":"4"}},{"id":3008584,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2020-10-13T22:09:54.000Z","date":"2020-10-08","kind":"sale","acquired":false,"shares":42708,"price":25.7975,"value":1101759.63,"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 $25.03 to $26.00.  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 192 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the calendar quarter ended September 30, 2020."}],"balance_after":238698,"source":{"system":"sec-edgar","filing":"0001225208-20-012446","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520820012446/doc4.xml","form_type":"4"}},{"id":3017074,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2020-10-02T21:51:38.000Z","date":"2020-09-30","kind":"sale","acquired":false,"shares":10195,"price":22.0079,"value":224370.5405,"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 $22.00 to $22.01.  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":281214,"source":{"system":"sec-edgar","filing":"0001225208-20-012089","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520820012089/doc4.xml","form_type":"4"}},{"id":3024035,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2020-09-23T22:07:48.000Z","date":"2020-09-21","kind":"sale","acquired":false,"shares":11762,"price":20.6168,"value":242494.8016,"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 $20.43 to $21.01.  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 691 shares, consisting of 256 shares and 435 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":291409,"source":{"system":"sec-edgar","filing":"0001225208-20-011772","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520820011772/doc4.xml","form_type":"4"}},{"id":3218662,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2020-03-10T22:55:51.000Z","date":"2020-03-06","kind":"tax_withholding","acquired":false,"shares":17123,"price":17.28,"value":295885.44,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"This disposition transaction represents shares withheld by the Issuer in connection with the 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":302480,"source":{"system":"sec-edgar","filing":"0001225208-20-004782","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520820004782/doc4.xml","form_type":"4"}},{"id":3218661,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2020-03-10T22:55:51.000Z","date":"2020-03-06","kind":"tax_withholding","acquired":false,"shares":5708,"price":17.28,"value":98634.24,"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":319603,"source":{"system":"sec-edgar","filing":"0001225208-20-004782","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520820004782/doc4.xml","form_type":"4"}},{"id":3223229,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2020-03-06T22:13:02.000Z","date":"2020-03-05","kind":"tax_withholding","acquired":false,"shares":4155,"price":17.83,"value":74083.65,"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":325313,"source":{"system":"sec-edgar","filing":"0001225208-20-004595","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520820004595/doc4.xml","form_type":"4"}},{"id":3223228,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2020-03-06T22:13:02.000Z","date":"2020-03-04","kind":"tax_withholding","acquired":false,"shares":3764,"price":18.73,"value":70499.72,"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":329468,"source":{"system":"sec-edgar","filing":"0001225208-20-004595","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520820004595/doc4.xml","form_type":"4"}},{"id":3228836,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2020-03-04T22:17:06.000Z","date":"2020-03-02","kind":"grant","acquired":true,"shares":31696,"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 275 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the fiscal quarter ended December 31, 2019."}],"balance_after":333232,"source":{"system":"sec-edgar","filing":"0001225208-20-004363","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520820004363/doc4.xml","form_type":"4"}},{"id":3319435,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2020-01-06T22:17:33.000Z","date":"2020-01-02","kind":"sale","acquired":false,"shares":10837,"price":25.0181,"value":271121.1497,"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 $25.00 to $25.02.  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 229 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the fiscal quarter ended September 27, 2019."}],"balance_after":301261,"source":{"system":"sec-edgar","filing":"0001225208-20-000547","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520820000547/doc4.xml","form_type":"4"}},{"id":3444879,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2019-08-07T22:30:31.000Z","date":"2019-08-05","kind":"tax_withholding","acquired":false,"shares":9349,"price":17.85,"value":166879.65,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","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":311869,"source":{"system":"sec-edgar","filing":"0001225208-19-011016","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520819011016/doc4.xml","form_type":"4"}},{"id":3444878,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2019-08-07T22:30:31.000Z","date":"2019-08-05","kind":"grant","acquired":true,"shares":42929,"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 42,929 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."}],"balance_after":321218,"source":{"system":"sec-edgar","filing":"0001225208-19-011016","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520819011016/doc4.xml","form_type":"4"}},{"id":3455470,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2019-07-26T21:34:58.000Z","date":"2019-07-24","kind":"sale","acquired":false,"shares":11467,"price":22,"value":252274.0,"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 624 shares, consisting of 379 shares and 245 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the fiscal quarters ended March 29, 2019 and June 28, 2019, respectively."}],"balance_after":278289,"source":{"system":"sec-edgar","filing":"0001225208-19-010541","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520819010541/doc4.xml","form_type":"4"}},{"id":3604808,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2019-03-08T23:30:25.000Z","date":"2019-03-07","kind":"tax_withholding","acquired":false,"shares":27793,"price":21.33,"value":592824.69,"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":289132,"source":{"system":"sec-edgar","filing":"0001225208-19-004983","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520819004983/doc4.xml","form_type":"4"}},{"id":3604807,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2019-03-08T23:30:25.000Z","date":"2019-03-07","kind":"tax_withholding","acquired":false,"shares":9264,"price":21.33,"value":197601.12,"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":316925,"source":{"system":"sec-edgar","filing":"0001225208-19-004983","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520819004983/doc4.xml","form_type":"4"}},{"id":3604806,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2019-03-08T23:30:25.000Z","date":"2019-03-06","kind":"tax_withholding","acquired":false,"shares":5708,"price":21.4,"value":122151.2,"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.  The Issuer will pay these taxes on behalf of the Reporting Person."}],"balance_after":326189,"source":{"system":"sec-edgar","filing":"0001225208-19-004983","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520819004983/doc4.xml","form_type":"4"}},{"id":3609418,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2019-03-06T22:11:06.000Z","date":"2019-03-05","kind":"tax_withholding","acquired":false,"shares":4250,"price":21.84,"value":92820.0,"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 2018 restricted stock units award granted pursuant to the Issuer's Amended and Restated Stock Incentive Plan and related award agreement.  On March 5, 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":331897,"source":{"system":"sec-edgar","filing":"0001225208-19-004803","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520819004803/doc4.xml","form_type":"4"}},{"id":3609417,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2019-03-06T22:11:06.000Z","date":"2019-03-04","kind":"grant","acquired":true,"shares":25548,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Restricted stock units approved on February 14, 2019 under the Issuer's Amended and Restated Stock Incentive Plan with a grant date of March 4, 2019 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 300 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the fiscal quarter ended December 31, 2018."}],"balance_after":336147,"source":{"system":"sec-edgar","filing":"0001225208-19-004803","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520819004803/doc4.xml","form_type":"4"}},{"id":3742133,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2018-12-06T22:11:17.000Z","date":"2018-12-03","kind":"sale","acquired":false,"shares":31487,"price":20,"value":629740.0,"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 229 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the fiscal quarter ended September 28, 2018."}],"balance_after":310299,"source":{"system":"sec-edgar","filing":"0001225208-18-016299","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520818016299/doc4.xml","form_type":"4"}},{"id":3853810,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2018-08-03T22:36:00.000Z","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":341557,"source":{"system":"sec-edgar","filing":"0001225208-18-012289","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520818012289/doc4.xml","form_type":"4"}},{"id":3853809,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2018-08-03T22:36:00.000Z","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 513 shares, consisting of 298 shares and 215 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the fiscal quarters ended March 30, 2018 and June 29, 2018, respectively."}],"balance_after":360058,"source":{"system":"sec-edgar","filing":"0001225208-18-012289","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520818012289/doc4.xml","form_type":"4"}},{"id":3983334,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2018-03-26T22:10:56.000Z","date":"2018-03-22","kind":"sale","acquired":false,"shares":30933,"price":26.0251,"value":805034.4183,"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 $25.91 to $26.17.  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":280905,"source":{"system":"sec-edgar","filing":"0001225208-18-006722","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520818006722/doc4.xml","form_type":"4"}},{"id":4004025,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2018-03-09T23:27:52.000Z","date":"2018-03-07","kind":"tax_withholding","acquired":false,"shares":10009,"price":25.76,"value":257831.84,"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.  The Issuer will pay these taxes on behalf of the Reporting Person."}],"balance_after":311838,"source":{"system":"sec-edgar","filing":"0001225208-18-005860","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520818005860/doc4.xml","form_type":"4"}},{"id":4008893,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2018-03-07T22:27:33.000Z","date":"2018-03-06","kind":"tax_withholding","acquired":false,"shares":4190,"price":25.47,"value":106719.3,"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 2017 restricted stock units award granted pursuant to the Issuer's Amended and Restated Stock Incentive Plan and related award agreement.  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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On March 2, 2018, certain of these units vested.  These shares were withheld to satisfy the Reporting Person's tax withholding obligations.  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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."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes an aggregate of 259 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the fiscal quarter ended December 31, 2017."}],"balance_after":301787,"source":{"system":"sec-edgar","filing":"0001225208-18-005485","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520818005485/doc4.xml","form_type":"4"}},{"id":4108433,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2018-01-04T22:36:58.000Z","date":"2018-01-02","kind":"sale","acquired":false,"shares":16899,"price":21.03,"value":355385.97,"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":305807,"source":{"system":"sec-edgar","filing":"0001225208-18-000707","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520818000707/doc4.xml","form_type":"4"}},{"id":4185962,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2017-10-16T23:21:02.000Z","date":"2017-10-12","kind":"sale","acquired":false,"shares":35768,"price":19.4088,"value":694213.9584,"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 $19.35 to $19.49.  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 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":322706,"source":{"system":"sec-edgar","filing":"0001225208-17-016301","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817016301/doc4.xml","form_type":"4"}},{"id":4219990,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Stock Option (Right to Buy)","published_at":"2017-09-01T20:57:06.000Z","date":"2017-08-30","kind":"exercise","acquired":false,"shares":10000,"price":6.46,"value":64600.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F2","text":"On November 5, 2012, the Reporting Person was awarded an employee stock option (the \"Option\") to acquire 92,879 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 November 5, 2013 and the remaining 75% became exercisable in equal, annual installments thereafter until November 5, 2016, at which time all remaining Shares under the Option became fully exercisable."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On November 5, 2012, the Reporting Person was awarded an employee stock option (the \"Option\") to acquire 92,879 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 November 5, 2013 and the remaining 75% became exercisable in equal, annual installments thereafter until November 5, 2016, at which time all remaining Shares under the Option became fully exercisable."}],"balance_after":0,"derivative":{"exercise_price":6.46,"exercise_date":"2013-11-05","expiration_date":"2019-11-05","underlying":"Common","underlying_shares":10000},"source":{"system":"sec-edgar","filing":"0001225208-17-014478","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817014478/doc4.xml","form_type":"4"}},{"id":4219989,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2017-09-01T20:57:06.000Z","date":"2017-08-30","kind":"sale","acquired":false,"shares":10000,"price":17,"value":170000.0,"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":358029,"source":{"system":"sec-edgar","filing":"0001225208-17-014478","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817014478/doc4.xml","form_type":"4"}},{"id":4219988,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2017-09-01T20:57:06.000Z","date":"2017-08-30","kind":"exercise","acquired":true,"shares":10000,"price":6.46,"value":64600.0,"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":368029,"source":{"system":"sec-edgar","filing":"0001225208-17-014478","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817014478/doc4.xml","form_type":"4"}},{"id":4239249,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2017-08-10T00:57:37.000Z","date":"2017-08-07","kind":"tax_withholding","acquired":false,"shares":30027,"price":16.33,"value":490340.91,"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":358029,"source":{"system":"sec-edgar","filing":"0001225208-17-013568","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817013568/doc4.xml","form_type":"4"}},{"id":4239248,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2017-08-10T00:57:37.000Z","date":"2017-08-07","kind":"grant","acquired":true,"shares":127636,"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 127,636 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 319 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the fiscal quarter ended June 30, 2017."}],"balance_after":388056,"source":{"system":"sec-edgar","filing":"0001225208-17-013568","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817013568/doc4.xml","form_type":"4"}},{"id":4290261,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Stock Option (Right to Buy)","published_at":"2017-06-07T22:32:59.000Z","date":"2017-06-05","kind":"exercise","acquired":false,"shares":10000,"price":16,"value":160000.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F2","text":"On November 5, 2012, the Reporting Person was awarded an employee stock option (the \"Option\") to acquire 92,879 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 November 5, 2013 and the remaining 75% of the Shares became exercisable in equal, annual installments thereafter until November 5, 2016, at which time all remaining Shares under the Option became fully exercisable."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On November 5, 2012, the Reporting Person was awarded an employee stock option (the \"Option\") to acquire 92,879 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 November 5, 2013 and the remaining 75% of the Shares became exercisable in equal, annual installments thereafter until November 5, 2016, at which time all remaining Shares under the Option became fully exercisable."}],"balance_after":10000,"derivative":{"exercise_price":6.46,"exercise_date":"2013-11-05","expiration_date":"2019-11-05","underlying":"Common","underlying_shares":10000},"source":{"system":"sec-edgar","filing":"0001225208-17-010991","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817010991/doc4.xml","form_type":"4"}},{"id":4290260,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2017-06-07T22:32:59.000Z","date":"2017-06-05","kind":"sale","acquired":false,"shares":10000,"price":16,"value":160000.0,"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":260101,"source":{"system":"sec-edgar","filing":"0001225208-17-010991","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817010991/doc4.xml","form_type":"4"}},{"id":4290259,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2017-06-07T22:32:59.000Z","date":"2017-06-05","kind":"exercise","acquired":true,"shares":10000,"price":6.46,"value":64600.0,"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":270101,"source":{"system":"sec-edgar","filing":"0001225208-17-010991","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817010991/doc4.xml","form_type":"4"}},{"id":4362495,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Stock Option (Right to Buy)","published_at":"2017-04-04T23:20:23.000Z","date":"2017-03-31","kind":"exercise","acquired":false,"shares":3219,"price":15.5,"value":49894.5,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F3","text":"On November 5, 2012, the Reporting Person was awarded an employee stock option (the \"Option\") to acquire 92,879 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 November 5, 2013 and the remaining 75% of the Shares became exercisable in equal, quarterly installments thereafter until November 5, 2016, at which time all remaining Shares under the Option became fully exercisable."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"On November 5, 2012, the Reporting Person was awarded an employee stock option (the \"Option\") to acquire 92,879 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 November 5, 2013 and the remaining 75% of the Shares became exercisable in equal, quarterly installments thereafter until November 5, 2016, at which time all remaining Shares under the Option became fully exercisable."}],"balance_after":20000,"derivative":{"exercise_price":6.46,"exercise_date":"2013-11-05","expiration_date":"2019-11-05","underlying":"Common","underlying_shares":3219},"source":{"system":"sec-edgar","filing":"0001225208-17-007559","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817007559/doc4.xml","form_type":"4"}},{"id":4362494,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul 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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":261025,"source":{"system":"sec-edgar","filing":"0001225208-17-005994","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817005994/doc4.xml","form_type":"4"}},{"id":4395631,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2017-03-08T22:50:05.000Z","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":271034,"source":{"system":"sec-edgar","filing":"0001225208-17-005924","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817005924/doc4.xml","form_type":"4"}},{"id":4401082,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2017-03-06T22:55:10.000Z","date":"2017-03-03","kind":"tax_withholding","acquired":false,"shares":10412,"price":15.21,"value":158366.52,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","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":231715,"source":{"system":"sec-edgar","filing":"0001225208-17-005652","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817005652/doc4.xml","form_type":"4"}},{"id":4401081,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2017-03-06T22:55:10.000Z","date":"2017-03-03","kind":"tax_withholding","acquired":false,"shares":5206,"price":15.21,"value":79183.26,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","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":242127,"source":{"system":"sec-edgar","filing":"0001225208-17-005652","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817005652/doc4.xml","form_type":"4"}},{"id":4401080,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & Marketing"}}],"security":"Common","published_at":"2017-03-06T22:55:10.000Z","date":"2017-03-02","kind":"tax_withholding","acquired":false,"shares":4868,"price":15.16,"value":73798.88,"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."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes an aggregate of 363 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan for the quarter ended December 31, 2016."}],"balance_after":247333,"source":{"system":"sec-edgar","filing":"0001225208-17-005652","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1097864/000122520817005652/doc4.xml","form_type":"4"}},{"id":4517422,"issuer":{"id":3161,"kind":"organization","name":"ON SEMICONDUCTOR CORP","symbol":"ON"},"owners":[{"id":140316,"kind":"person","name":"Rolls Paul E","position":1,"cik":"0001482082","reported_name":"Rolls Paul E","relationship":{"officer":true,"officer_title":"Exec VP Sales & 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