{"transactions":[{"id":3204165,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-03-17T23:24:37.000Z","date":"2020-03-16","kind":"sale","acquired":false,"shares":25000,"price":5.04,"value":126000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.79 to $5.32, inclusive. The reporting person undertakes to provide The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":1134819,"source":{"system":"sec-edgar","filing":"0001595974-20-000028","document":"wf-form4_158448746010404.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597420000028/wf-form4_158448746010404.xml","form_type":"4"}},{"id":3258791,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-02-20T23:00:07.000Z","date":"2020-02-18","kind":"sale","acquired":false,"shares":25000,"price":11.7,"value":292500.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $11.00 to $11.92, inclusive. The reporting person undertakes to provide The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":1159819,"source":{"system":"sec-edgar","filing":"0001595974-20-000020","document":"wf-form4_158223959038367.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597420000020/wf-form4_158223959038367.xml","form_type":"4"}},{"id":3306099,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-01-22T00:12:08.000Z","date":"2020-01-15","kind":"sale","acquired":false,"shares":25000,"price":10.39,"value":259750.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.22 to $10.66, inclusive. The reporting person undertakes to provide The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":1184819,"source":{"system":"sec-edgar","filing":"0001595974-20-000010","document":"wf-form4_157965191045564.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597420000010/wf-form4_157965191045564.xml","form_type":"4"}},{"id":3365448,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-11-20T01:43:39.000Z","date":"2019-11-15","kind":"sale","acquired":false,"shares":12500,"price":8.09,"value":101125.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.00 to $8.16, inclusive. The reporting person undertakes to provide The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":1209819,"source":{"system":"sec-edgar","filing":"0001595974-19-000141","document":"wf-form4_157421420483664.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597419000141/wf-form4_157421420483664.xml","form_type":"4"}},{"id":3391540,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-10-17T21:06:13.000Z","date":"2019-10-15","kind":"sale","acquired":false,"shares":12500,"price":8.56,"value":107000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.24 to $8.70, inclusive. The reporting person undertakes to provide The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":1222319,"source":{"system":"sec-edgar","filing":"0001595974-19-000122","document":"wf-form4_157134632542753.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597419000122/wf-form4_157134632542753.xml","form_type":"4"}},{"id":3410481,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-09-19T00:08:18.000Z","date":"2019-09-16","kind":"sale","acquired":false,"shares":12500,"price":9.21,"value":115125.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.99 to $9.40, inclusive. The reporting person undertakes to provide The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":1234819,"source":{"system":"sec-edgar","filing":"0001595974-19-000120","document":"wf-form4_156885168117203.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597419000120/wf-form4_156885168117203.xml","form_type":"4"}},{"id":3435746,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-08-17T01:00:04.000Z","date":"2019-08-15","kind":"sale","acquired":false,"shares":12500,"price":9.4,"value":117500.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.26 to $9.50, inclusive. The reporting person undertakes to provide The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":1247319,"source":{"system":"sec-edgar","filing":"0001595974-19-000118","document":"wf-form4_156600358586974.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597419000118/wf-form4_156600358586974.xml","form_type":"4"}},{"id":3459600,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-07-17T23:15:10.000Z","date":"2019-07-15","kind":"sale","acquired":false,"shares":12500,"price":6.82,"value":85250.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.71 to $6.92, inclusive. The reporting person undertakes to provide The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":1259819,"source":{"system":"sec-edgar","filing":"0001595974-19-000107","document":"wf-form4_156340529506943.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597419000107/wf-form4_156340529506943.xml","form_type":"4"}},{"id":3483700,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-06-19T22:02:01.000Z","date":"2019-06-17","kind":"sale","acquired":false,"shares":12500,"price":5.84,"value":73000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.77 to $5.95, inclusive. The reporting person undertakes to provide The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4."}],"balance_after":1272319,"source":{"system":"sec-edgar","filing":"0001595974-19-000097","document":"wf-form4_156098170627675.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597419000097/wf-form4_156098170627675.xml","form_type":"4"}},{"id":3483699,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-06-19T22:02:01.000Z","date":"2019-05-21","kind":"gift","acquired":false,"shares":2500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Adjusted to reflect an additional 200 shares previously omitted due to an administrative error."}],"balance_after":1284819,"source":{"system":"sec-edgar","filing":"0001595974-19-000097","document":"wf-form4_156098170627675.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597419000097/wf-form4_156098170627675.xml","form_type":"4"}},{"id":3520115,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-05-17T22:01:11.000Z","date":"2019-05-16","kind":"sale","acquired":false,"shares":2809,"price":6.18,"value":17359.62,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F5","text":"Represents the non-discretionary sale of shares on behalf of the reporting person pursuant to an arrangement mandated by the Issuer to cover the tax withholding obligations associated with the vesting of restricted stock."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.05 to $6.27, inclusive."}],"balance_after":1287119,"source":{"system":"sec-edgar","filing":"0001595974-19-000082","document":"wf-form4_155813045630569.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597419000082/wf-form4_155813045630569.xml","form_type":"4"}},{"id":3520114,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-05-17T22:01:11.000Z","date":"2019-05-15","kind":"grant","acquired":true,"shares":19562,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Represents restricted stock units that vest in full on the earliest of (i) May 15, 2020, (ii) the date of the 2020 annual meeting of the Issuer's stockholders, or (iii) a change of control of the Issuer."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"Granted as compensation for services."}],"balance_after":1289928,"source":{"system":"sec-edgar","filing":"0001595974-19-000082","document":"wf-form4_155813045630569.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597419000082/wf-form4_155813045630569.xml","form_type":"4"}},{"id":3520113,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-05-17T22:01:11.000Z","date":"2019-05-15","kind":"sale","acquired":false,"shares":12500,"price":6.41,"value":80125.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Sale effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.32 to $6.48, inclusive. The reporting person undertakes to provide The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) and (6) this Form 4."}],"balance_after":1270366,"source":{"system":"sec-edgar","filing":"0001595974-19-000082","document":"wf-form4_155813045630569.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597419000082/wf-form4_155813045630569.xml","form_type":"4"}},{"id":3554838,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-04-16T23:36:14.000Z","date":"2019-04-15","kind":"sale","acquired":false,"shares":12500,"price":5.96,"value":74500.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.87 to $6.02, inclusive. The reporting person undertakes to provide The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) this Form 4."}],"balance_after":1282866,"source":{"system":"sec-edgar","filing":"0001595974-19-000056","document":"wf-form4_155545776042109.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597419000056/wf-form4_155545776042109.xml","form_type":"4"}},{"id":3585691,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-03-19T23:41:03.000Z","date":"2019-03-15","kind":"sale","acquired":false,"shares":12500,"price":6.79,"value":84875.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.61 to $6.93, inclusive. The reporting person undertakes to provide The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) this Form 4."}],"balance_after":1295366,"source":{"system":"sec-edgar","filing":"0001595974-19-000052","document":"wf-form4_155303884845310.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597419000052/wf-form4_155303884845310.xml","form_type":"4"}},{"id":3628457,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-02-28T00:05:30.000Z","date":"2019-02-25","kind":"sale","acquired":false,"shares":75000,"price":5.26,"value":394500.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.25 to $5.30, inclusive. The reporting person undertakes to provide The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Reflects cancellation of the 115,833-share Market Stock Award issued on February 17, 2016 for failure to meet performance objectives."}],"balance_after":1307866,"source":{"system":"sec-edgar","filing":"0001595974-19-000045","document":"wf-form4_155131231646863.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597419000045/wf-form4_155131231646863.xml","form_type":"4"}},{"id":3644639,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-02-20T23:25:50.000Z","date":"2019-02-15","kind":"grant","acquired":true,"shares":8537,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"On December 28, 2018, the reporting person became a \"non-employee director\" for purposes of The Rubicon Project, Inc. Non-Employee Director Compensation Program. The grant represents his pro-rata annual award for 2018."},{"field":"shares","element":"transactionShares","label":"F4","text":"Represents restricted stock units that vest in full on the earliest of (i) May 15, 2019, (ii) the date of the 2019 annual meeting of the Issuer's stockholders, or (iii) a change of control of the Issuer."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Granted as compensation for services."}],"balance_after":1498699,"source":{"system":"sec-edgar","filing":"0001595974-19-000020","document":"wf-form4_155070513615148.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597419000020/wf-form4_155070513615148.xml","form_type":"4"}},{"id":3644638,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-02-20T23:25:50.000Z","date":"2019-02-15","kind":"sale","acquired":false,"shares":12500,"price":4.83,"value":60375.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.75 to $4.92, inclusive. The reporting person undertakes to provide The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) this Form 4."}],"balance_after":1490162,"source":{"system":"sec-edgar","filing":"0001595974-19-000020","document":"wf-form4_155070513615148.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597419000020/wf-form4_155070513615148.xml","form_type":"4"}},{"id":3692544,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-01-18T01:32:10.000Z","date":"2019-01-15","kind":"sale","acquired":false,"shares":12500,"price":4,"value":50000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.94 to $4.04, inclusive. The reporting person undertakes to provide The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) to this Form 4."}],"balance_after":1502662,"source":{"system":"sec-edgar","filing":"0001595974-19-000014","document":"wf-form4_154777511405291.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597419000014/wf-form4_154777511405291.xml","form_type":"4"}},{"id":3726216,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-12-19T00:34:24.000Z","date":"2018-12-17","kind":"sale","acquired":false,"shares":12500,"price":3.8,"value":47500.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.64 to $3.93, inclusive. The reporting person undertakes to provide The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) to this Form 4."}],"balance_after":1515162,"source":{"system":"sec-edgar","filing":"0001595974-18-000132","document":"wf-form4_154517964592744.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597418000132/wf-form4_154517964592744.xml","form_type":"4"}},{"id":3760622,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-11-17T00:20:26.000Z","date":"2018-11-15","kind":"tax_withholding","acquired":false,"shares":5083,"price":4.62,"value":23483.46,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares withheld by the issuer to cover the reporting person's tax liability incurred upon the vesting of the reporting person's restricted shares."}],"balance_after":1527662,"source":{"system":"sec-edgar","filing":"0001595974-18-000114","document":"wf-form4_154241400955619.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597418000114/wf-form4_154241400955619.xml","form_type":"4"}},{"id":3760621,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-11-17T00:20:26.000Z","date":"2018-11-15","kind":"sale","acquired":false,"shares":87500,"price":4.6,"value":402500.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.50 to 4.74, inclusive. The reporting person undertakes to provide The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":1532745,"source":{"system":"sec-edgar","filing":"0001595974-18-000114","document":"wf-form4_154241400955619.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597418000114/wf-form4_154241400955619.xml","form_type":"4"}},{"id":3839367,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-08-17T23:49:14.000Z","date":"2017-11-15","kind":"tax_withholding","acquired":false,"shares":15793,"price":1.89,"value":29848.77,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares withheld by the issuer to cover the reporting person's tax liability incurred upon the vesting of the reporting person's restricted shares and restricted stock units."}],"balance_after":1620245,"source":{"system":"sec-edgar","filing":"0001595974-18-000094","document":"wf-form4_153454973731076.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597418000094/wf-form4_153454973731076.xml","form_type":"4"}},{"id":3873972,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-07-04T00:07:16.000Z","date":"2018-06-29","kind":"tax_withholding","acquired":false,"shares":18358,"price":2.85,"value":52320.3,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares withheld by the issuer to cover the reporting person's tax liability incurred upon the vesting of the reporting person's restricted shares."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Reflects cancellation of the 124,478-share Market Stock Award issued on May 19, 2015  for failure to meet performance objectives."}],"balance_after":1636038,"source":{"system":"sec-edgar","filing":"0001595974-18-000066","document":"wf-form4_153066281948771.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597418000066/wf-form4_153066281948771.xml","form_type":"4"}},{"id":3927458,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-05-18T00:37:25.000Z","date":"2018-05-15","kind":"tax_withholding","acquired":false,"shares":17095,"price":2.14,"value":36583.3,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares withheld by the issuer to cover the reporting person's tax liability incurred upon the vesting of the reporting person's restricted shares."}],"balance_after":1778874,"source":{"system":"sec-edgar","filing":"0001595974-18-000042","document":"wf-form4_152660378655177.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597418000042/wf-form4_152660378655177.xml","form_type":"4"}},{"id":4315101,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-05-18T00:30:02.000Z","date":"2017-05-15","kind":"tax_withholding","acquired":false,"shares":25972,"price":5.83,"value":151416.76,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares withheld by the issuer to cover the reporting person's tax liability incurred upon the vesting of the reporting person's restricted shares."}],"balance_after":1795969,"source":{"system":"sec-edgar","filing":"0001595974-17-000026","document":"wf-form4_149506738791019.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597417000026/wf-form4_149506738791019.xml","form_type":"4"}},{"id":4549955,"issuer":{"id":2049,"kind":"organization","name":"MAGNITE, INC.","symbol":"MGNI"},"owners":[{"id":150020,"kind":"person","name":"ADDANTE FRANK","position":1,"cik":"0001603807","reported_name":"ADDANTE FRANK","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See remarks"}}],"security":"Common Stock","published_at":"2016-11-18T02:34:32.000Z","date":"2016-11-15","kind":"tax_withholding","acquired":false,"shares":12639,"price":7.72,"value":97573.08,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares withheld by the issuer to cover the reporting person's tax liability incurred upon the vesting of the reporting person's restricted shares."}],"balance_after":1821941,"source":{"system":"sec-edgar","filing":"0001595974-16-000059","document":"wf-form4_147943645844717.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597416000059/wf-form4_147943645844717.xml","form_type":"4"}}]}