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Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to Mr. Haggart's continuous service with the Issuer, shares will be released to Mr. Haggart on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of shareholders which is at least fifty (50) weeks after the immediately preceding year's annual meeting."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"Consists of a grant of RSUs awarded to Mr. Haggart under the Amended and Restated Seagate Technology plc 2012 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to Mr. Haggart's continuous service with the Issuer, shares will be released to Mr. Haggart on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of shareholders which is at least fifty (50) weeks after the immediately preceding year's annual meeting."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The ValueAct entities referred to in this footnote 1 are collectively referred to herein as \"ValueAct Capital.\" Under an agreement with ValueAct Capital, Dylan G. Haggart is deemed to hold the shares for the benefit of the limited partners of ValueAct Capital Master Fund, L.P. and indirectly for (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose."}],"balance_after":5847,"derivative":{"exercise_price":0,"underlying":"Ordinary Shares","underlying_shares":5847},"source":{"system":"sec-edgar","filing":"0001418812-20-000076","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1137789/000141881220000076/primary_doc.xml","form_type":"4"}},{"id":3000865,"issuer":{"id":2029,"kind":"organization","name":"Seagate Technology Holdings plc","symbol":"STX"},"owners":[{"id":73892,"kind":"person","name":"Haggart Dylan G.","position":1,"cik":"0001684185","reported_name":"Haggart Dylan G.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12224,"kind":"person","name":"ValueAct Holdings, L.P.","position":2,"cik":"0001418814","reported_name":"ValueAct Holdings, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12225,"kind":"person","name":"ValueAct Capital Master Fund, L.P.","position":3,"cik":"0001464912","reported_name":"ValueAct Capital Master Fund, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":139780,"kind":"person","name":"ValueAct Capital Master Fund B, L.P.","position":4,"cik":"0001759805","reported_name":"ValueAct Capital Master Fund B, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12227,"kind":"person","name":"VA Partners I, LLC","position":5,"cik":"0001418812","reported_name":"VA Partners I, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12228,"kind":"person","name":"ValueAct Capital Management, L.P.","position":6,"cik":"0001351069","reported_name":"ValueAct Capital Management, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12229,"kind":"person","name":"ValueAct Capital Management, LLC","position":7,"cik":"0001351073","reported_name":"ValueAct Capital Management, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":15045,"kind":"person","name":"ValueAct Holdings II, L.P.","position":8,"cik":"0001763309","reported_name":"ValueAct Holdings II, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12230,"kind":"person","name":"ValueAct Holdings GP, LLC","position":9,"cik":"0001418813","reported_name":"ValueAct Holdings GP, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Restricted Share Unit","published_at":"2020-10-24T00:10:24.000Z","date":"2020-10-21","kind":"exercise","acquired":false,"shares":5579,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested on the date prior to the annual general meeting of the shareholders of the Issuer following the end of the\nfiscal year ending July 3, 2020."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F6","text":"Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested on the date prior to the annual general meeting of the shareholders of the Issuer following the end of the\nfiscal year ending July 3, 2020."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The ValueAct entities referred to in this footnote 1 are collectively referred to herein as \"ValueAct Capital.\" Under an agreement with ValueAct Capital, Dylan G. Haggart is deemed to hold the shares for the benefit of the limited partners of ValueAct Capital Master Fund, L.P. and indirectly for (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"Ordinary Shares","underlying_shares":5579},"source":{"system":"sec-edgar","filing":"0001418812-20-000076","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1137789/000141881220000076/primary_doc.xml","form_type":"4"}},{"id":3000864,"issuer":{"id":2029,"kind":"organization","name":"Seagate Technology Holdings plc","symbol":"STX"},"owners":[{"id":73892,"kind":"person","name":"Haggart Dylan G.","position":1,"cik":"0001684185","reported_name":"Haggart Dylan G.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12224,"kind":"person","name":"ValueAct Holdings, L.P.","position":2,"cik":"0001418814","reported_name":"ValueAct Holdings, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12225,"kind":"person","name":"ValueAct Capital Master Fund, L.P.","position":3,"cik":"0001464912","reported_name":"ValueAct Capital Master Fund, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":139780,"kind":"person","name":"ValueAct Capital Master Fund B, L.P.","position":4,"cik":"0001759805","reported_name":"ValueAct Capital Master Fund B, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12227,"kind":"person","name":"VA Partners I, LLC","position":5,"cik":"0001418812","reported_name":"VA Partners I, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12228,"kind":"person","name":"ValueAct Capital Management, L.P.","position":6,"cik":"0001351069","reported_name":"ValueAct Capital Management, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12229,"kind":"person","name":"ValueAct Capital Management, LLC","position":7,"cik":"0001351073","reported_name":"ValueAct Capital Management, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":15045,"kind":"person","name":"ValueAct Holdings II, L.P.","position":8,"cik":"0001763309","reported_name":"ValueAct Holdings II, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12230,"kind":"person","name":"ValueAct Holdings GP, LLC","position":9,"cik":"0001418813","reported_name":"ValueAct Holdings GP, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Ordinary Shares","published_at":"2020-10-24T00:10:24.000Z","date":"2020-10-21","kind":"tax_withholding","acquired":false,"shares":2009,"price":51.69,"value":103845.21,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"These Ordinary Shares are withheld securities to cover tax liabilities incident to the vesting of Restricted Share Units (\"RSUs\")."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The ValueAct entities referred to in this footnote 1 are collectively referred to herein as \"ValueAct Capital.\" Under an agreement with ValueAct Capital, Dylan G. Haggart is deemed to hold the shares for the benefit of the limited partners of ValueAct Capital Master Fund, L.P. and indirectly for (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose."}],"balance_after":6863,"source":{"system":"sec-edgar","filing":"0001418812-20-000076","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1137789/000141881220000076/primary_doc.xml","form_type":"4"}},{"id":3000863,"issuer":{"id":2029,"kind":"organization","name":"Seagate Technology Holdings plc","symbol":"STX"},"owners":[{"id":73892,"kind":"person","name":"Haggart Dylan G.","position":1,"cik":"0001684185","reported_name":"Haggart Dylan G.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12224,"kind":"person","name":"ValueAct Holdings, L.P.","position":2,"cik":"0001418814","reported_name":"ValueAct Holdings, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12225,"kind":"person","name":"ValueAct Capital Master Fund, L.P.","position":3,"cik":"0001464912","reported_name":"ValueAct Capital Master Fund, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":139780,"kind":"person","name":"ValueAct Capital Master Fund B, L.P.","position":4,"cik":"0001759805","reported_name":"ValueAct Capital Master Fund B, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12227,"kind":"person","name":"VA Partners I, LLC","position":5,"cik":"0001418812","reported_name":"VA Partners I, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12228,"kind":"person","name":"ValueAct Capital Management, L.P.","position":6,"cik":"0001351069","reported_name":"ValueAct Capital Management, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12229,"kind":"person","name":"ValueAct Capital Management, LLC","position":7,"cik":"0001351073","reported_name":"ValueAct Capital Management, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":15045,"kind":"person","name":"ValueAct Holdings II, L.P.","position":8,"cik":"0001763309","reported_name":"ValueAct Holdings II, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12230,"kind":"person","name":"ValueAct Holdings GP, LLC","position":9,"cik":"0001418813","reported_name":"ValueAct Holdings GP, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Ordinary Shares","published_at":"2020-10-24T00:10:24.000Z","date":"2020-10-21","kind":"exercise","acquired":true,"shares":5579,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The ValueAct entities referred to in this footnote 1 are collectively referred to herein as \"ValueAct Capital.\" Under an agreement with ValueAct Capital, Dylan G. Haggart is deemed to hold the shares for the benefit of the limited partners of ValueAct Capital Master Fund, L.P. and indirectly for (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose."}],"balance_after":8872,"source":{"system":"sec-edgar","filing":"0001418812-20-000076","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1137789/000141881220000076/primary_doc.xml","form_type":"4"}},{"id":3385463,"issuer":{"id":2029,"kind":"organization","name":"Seagate Technology Holdings plc","symbol":"STX"},"owners":[{"id":73892,"kind":"person","name":"Haggart Dylan G.","position":1,"cik":"0001684185","reported_name":"Haggart Dylan G.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12224,"kind":"person","name":"ValueAct Holdings, L.P.","position":2,"cik":"0001418814","reported_name":"ValueAct Holdings, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12225,"kind":"person","name":"ValueAct Capital Master Fund, L.P.","position":3,"cik":"0001464912","reported_name":"ValueAct Capital Master Fund, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":139780,"kind":"person","name":"ValueAct Capital Master Fund B, L.P.","position":4,"cik":"0001759805","reported_name":"ValueAct Capital Master Fund B, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12227,"kind":"person","name":"VA Partners I, LLC","position":5,"cik":"0001418812","reported_name":"VA Partners I, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12228,"kind":"person","name":"ValueAct Capital Management, L.P.","position":6,"cik":"0001351069","reported_name":"ValueAct Capital Management, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12229,"kind":"person","name":"ValueAct Capital Management, LLC","position":7,"cik":"0001351073","reported_name":"ValueAct Capital Management, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":15045,"kind":"person","name":"ValueAct Holdings II, L.P.","position":8,"cik":"0001763309","reported_name":"ValueAct Holdings II, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12230,"kind":"person","name":"ValueAct Holdings GP, LLC","position":9,"cik":"0001418813","reported_name":"ValueAct Holdings GP, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Restricted Share Unit","published_at":"2019-10-31T00:12:17.000Z","date":"2019-10-29","kind":"grant","acquired":true,"shares":5579,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"Consists of a grant of RSUs awarded to Mr. Haggart under the Amended and Restated Seagate Technology plc 2012 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to Mr. Haggart's continuous service with the Issuer, shares will be released to Mr. Haggart on the earlier of (i) one year from the date of grant and (ii) one day prior to the next election of directors following the date of grant."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"Consists of a grant of RSUs awarded to Mr. Haggart under the Amended and Restated Seagate Technology plc 2012 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to Mr. Haggart's continuous service with the Issuer, shares will be released to Mr. Haggart on the earlier of (i) one year from the date of grant and (ii) one day prior to the next election of directors following the date of grant."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The ValueAct entities referred to in this footnote 1 are collectively referred to herein as \"ValueAct Capital.\" Under an agreement with ValueAct Capital, Dylan G. Haggart is deemed to hold the shares for the benefit of the limited partners of ValueAct Capital Master Fund, L.P. and indirectly for (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose."}],"balance_after":5579,"derivative":{"exercise_price":0,"underlying":"Ordinary Shares","underlying_shares":5579},"source":{"system":"sec-edgar","filing":"0001418812-19-000076","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1137789/000141881219000076/primary_doc.xml","form_type":"4"}},{"id":3385462,"issuer":{"id":2029,"kind":"organization","name":"Seagate Technology Holdings plc","symbol":"STX"},"owners":[{"id":73892,"kind":"person","name":"Haggart Dylan G.","position":1,"cik":"0001684185","reported_name":"Haggart Dylan G.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12224,"kind":"person","name":"ValueAct Holdings, L.P.","position":2,"cik":"0001418814","reported_name":"ValueAct Holdings, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12225,"kind":"person","name":"ValueAct Capital Master Fund, L.P.","position":3,"cik":"0001464912","reported_name":"ValueAct Capital Master Fund, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":139780,"kind":"person","name":"ValueAct Capital Master Fund B, L.P.","position":4,"cik":"0001759805","reported_name":"ValueAct Capital Master Fund B, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12227,"kind":"person","name":"VA Partners I, LLC","position":5,"cik":"0001418812","reported_name":"VA Partners I, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12228,"kind":"person","name":"ValueAct Capital Management, L.P.","position":6,"cik":"0001351069","reported_name":"ValueAct Capital Management, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12229,"kind":"person","name":"ValueAct Capital Management, LLC","position":7,"cik":"0001351073","reported_name":"ValueAct Capital Management, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":15045,"kind":"person","name":"ValueAct Holdings II, L.P.","position":8,"cik":"0001763309","reported_name":"ValueAct Holdings II, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12230,"kind":"person","name":"ValueAct Holdings GP, LLC","position":9,"cik":"0001418813","reported_name":"ValueAct Holdings GP, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Restricted Share Unit","published_at":"2019-10-31T00:12:17.000Z","date":"2019-10-28","kind":"exercise","acquired":false,"shares":5146,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested on the date prior to the annual general meeting of the shareholders of the Issuer following the end of the Issuer's fiscal year ending June 28, 2019."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F6","text":"Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested on the date prior to the annual general meeting of the shareholders of the Issuer following the end of the Issuer's fiscal year ending June 28, 2019."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The ValueAct entities referred to in this footnote 1 are collectively referred to herein as \"ValueAct Capital.\" Under an agreement with ValueAct Capital, Dylan G. Haggart is deemed to hold the shares for the benefit of the limited partners of ValueAct Capital Master Fund, L.P. and indirectly for (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"Ordinary Shares","underlying_shares":5146},"source":{"system":"sec-edgar","filing":"0001418812-19-000076","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1137789/000141881219000076/primary_doc.xml","form_type":"4"}},{"id":3385461,"issuer":{"id":2029,"kind":"organization","name":"Seagate Technology Holdings plc","symbol":"STX"},"owners":[{"id":73892,"kind":"person","name":"Haggart Dylan G.","position":1,"cik":"0001684185","reported_name":"Haggart Dylan G.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12224,"kind":"person","name":"ValueAct Holdings, L.P.","position":2,"cik":"0001418814","reported_name":"ValueAct Holdings, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12225,"kind":"person","name":"ValueAct Capital Master Fund, L.P.","position":3,"cik":"0001464912","reported_name":"ValueAct Capital Master Fund, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":139780,"kind":"person","name":"ValueAct Capital Master Fund B, L.P.","position":4,"cik":"0001759805","reported_name":"ValueAct Capital Master Fund B, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12227,"kind":"person","name":"VA Partners I, LLC","position":5,"cik":"0001418812","reported_name":"VA Partners I, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12228,"kind":"person","name":"ValueAct Capital Management, L.P.","position":6,"cik":"0001351069","reported_name":"ValueAct Capital Management, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12229,"kind":"person","name":"ValueAct Capital Management, LLC","position":7,"cik":"0001351073","reported_name":"ValueAct Capital Management, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":15045,"kind":"person","name":"ValueAct Holdings II, L.P.","position":8,"cik":"0001763309","reported_name":"ValueAct Holdings II, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12230,"kind":"person","name":"ValueAct Holdings GP, LLC","position":9,"cik":"0001418813","reported_name":"ValueAct Holdings GP, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Ordinary Shares","published_at":"2019-10-31T00:12:17.000Z","date":"2019-10-28","kind":"tax_withholding","acquired":false,"shares":1853,"price":57.75,"value":107010.75,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"These Ordinary Shares are withheld securities to cover tax liabilities incident to the vesting of Restricted Share Units (\"RSUs\")."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The ValueAct entities referred to in this footnote 1 are collectively referred to herein as \"ValueAct Capital.\" Under an agreement with ValueAct Capital, Dylan G. Haggart is deemed to hold the shares for the benefit of the limited partners of ValueAct Capital Master Fund, L.P. and indirectly for (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose."}],"balance_after":3293,"source":{"system":"sec-edgar","filing":"0001418812-19-000076","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1137789/000141881219000076/primary_doc.xml","form_type":"4"}},{"id":3385460,"issuer":{"id":2029,"kind":"organization","name":"Seagate Technology Holdings plc","symbol":"STX"},"owners":[{"id":73892,"kind":"person","name":"Haggart Dylan G.","position":1,"cik":"0001684185","reported_name":"Haggart Dylan G.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12224,"kind":"person","name":"ValueAct Holdings, L.P.","position":2,"cik":"0001418814","reported_name":"ValueAct Holdings, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12225,"kind":"person","name":"ValueAct Capital Master Fund, L.P.","position":3,"cik":"0001464912","reported_name":"ValueAct Capital Master Fund, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":139780,"kind":"person","name":"ValueAct Capital Master Fund B, L.P.","position":4,"cik":"0001759805","reported_name":"ValueAct Capital Master Fund B, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12227,"kind":"person","name":"VA Partners I, LLC","position":5,"cik":"0001418812","reported_name":"VA Partners I, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12228,"kind":"person","name":"ValueAct Capital Management, L.P.","position":6,"cik":"0001351069","reported_name":"ValueAct Capital Management, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12229,"kind":"person","name":"ValueAct Capital Management, LLC","position":7,"cik":"0001351073","reported_name":"ValueAct Capital Management, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":15045,"kind":"person","name":"ValueAct Holdings II, L.P.","position":8,"cik":"0001763309","reported_name":"ValueAct Holdings II, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12230,"kind":"person","name":"ValueAct Holdings GP, LLC","position":9,"cik":"0001418813","reported_name":"ValueAct Holdings GP, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Ordinary Shares","published_at":"2019-10-31T00:12:17.000Z","date":"2019-10-28","kind":"exercise","acquired":true,"shares":5146,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The ValueAct entities referred to in this footnote 1 are collectively referred to herein as \"ValueAct Capital.\" Under an agreement with ValueAct Capital, Dylan G. Haggart is deemed to hold the shares for the benefit of the limited partners of ValueAct Capital Master Fund, L.P. and indirectly for (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose."}],"balance_after":5146,"source":{"system":"sec-edgar","filing":"0001418812-19-000076","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1137789/000141881219000076/primary_doc.xml","form_type":"4"}},{"id":3535388,"issuer":{"id":2029,"kind":"organization","name":"Seagate Technology Holdings plc","symbol":"STX"},"owners":[{"id":12224,"kind":"person","name":"ValueAct Holdings, L.P.","position":1,"cik":"0001418814","reported_name":"ValueAct Holdings, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See 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person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The securities reported herein are held by ValueAct Capital Master Fund B, L.P. and may be deemed to be indirectly beneficially owned by (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund B, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund B, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P."}],"balance_after":2034200,"derivative":{"exercise_date":"2019-05-14","expiration_date":"2019-11-09","underlying":"Ordinary Shares","underlying_shares":683200},"source":{"system":"sec-edgar","filing":"0001418812-19-000026","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1137789/000141881219000026/primary_doc.xml","form_type":"4"}},{"id":3535387,"issuer":{"id":2029,"kind":"organization","name":"Seagate Technology Holdings plc","symbol":"STX"},"owners":[{"id":12224,"kind":"person","name":"ValueAct Holdings, L.P.","position":1,"cik":"0001418814","reported_name":"ValueAct Holdings, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12225,"kind":"person","name":"ValueAct Capital Master Fund, 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Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"On May 7, 2019 the reporting persons entered into physically-settled forwards with respect to 676,000 shares at $48.64, which settle upon satisfaction of certain conditions."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"On May 7, 2019 the reporting persons entered into physically-settled forwards with respect to 676,000 shares at $48.64, which settle upon satisfaction of certain conditions."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The securities reported herein are held by ValueAct Capital Master Fund B, L.P. and may be deemed to be indirectly beneficially owned by (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund B, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund B, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, 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Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"On May 6, 2019 the reporting persons entered into physically-settled forwards with respect to 675,000 shares at $49.30, which settle upon satisfaction of certain conditions."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"On May 6, 2019 the reporting persons entered into physically-settled forwards with respect to 675,000 shares at $49.30, which settle upon satisfaction of certain conditions."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The securities reported herein are held by ValueAct Capital Master Fund B, L.P. and may be deemed to be indirectly beneficially owned by (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund B, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund B, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, 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Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Weighted-average price at which shares were purchased on the listed date between the range of $44.28 and $44.90 per share. The reporting persons undertake to provide upon request to the SEC Staff, the Issuer, or a security holder of the Issuer information regarding the number of shares purchased at each price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The securities reported herein are held by ValueAct Capital Master Fund B, L.P. and may be deemed to be indirectly beneficially owned by (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund B, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund B, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P."}],"balance_after":2225000,"source":{"system":"sec-edgar","filing":"0001418812-19-000005","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1137789/000141881219000005/primary_doc.xml","form_type":"4"}},{"id":3668665,"issuer":{"id":2029,"kind":"organization","name":"Seagate Technology Holdings plc","symbol":"STX"},"owners":[{"id":12224,"kind":"person","name":"ValueAct Holdings, L.P.","position":1,"cik":"0001418814","reported_name":"ValueAct Holdings, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12225,"kind":"person","name":"ValueAct Capital Master Fund, L.P.","position":2,"cik":"0001464912","reported_name":"ValueAct Capital Master Fund, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":139780,"kind":"person","name":"ValueAct Capital Master Fund B, L.P.","position":3,"cik":"0001759805","reported_name":"ValueAct Capital Master Fund B, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12227,"kind":"person","name":"VA Partners I, LLC","position":4,"cik":"0001418812","reported_name":"VA Partners I, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12228,"kind":"person","name":"ValueAct Capital Management, L.P.","position":5,"cik":"0001351069","reported_name":"ValueAct Capital Management, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12229,"kind":"person","name":"ValueAct Capital Management, LLC","position":6,"cik":"0001351073","reported_name":"ValueAct Capital Management, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":15045,"kind":"person","name":"ValueAct Holdings II, L.P.","position":7,"cik":"0001763309","reported_name":"ValueAct Holdings II, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12230,"kind":"person","name":"ValueAct Holdings GP, LLC","position":8,"cik":"0001418813","reported_name":"ValueAct Holdings GP, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Ordinary Shares","published_at":"2019-02-08T23:21:34.000Z","date":"2019-02-07","kind":"purchase","acquired":true,"shares":750000,"price":44.42,"value":33315000.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"Weighted-average price at which shares were purchased on the listed date between the range of $44.39 and $44.45 per share. The reporting persons undertake to provide upon request to the SEC Staff, the Issuer, or a security holder of the Issuer information regarding the number of shares purchased at each price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The securities reported herein are held by ValueAct Capital Master Fund B, L.P. and may be deemed to be indirectly beneficially owned by (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund B, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund B, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P."}],"balance_after":1500000,"source":{"system":"sec-edgar","filing":"0001418812-19-000005","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1137789/000141881219000005/primary_doc.xml","form_type":"4"}},{"id":3668664,"issuer":{"id":2029,"kind":"organization","name":"Seagate Technology Holdings plc","symbol":"STX"},"owners":[{"id":12224,"kind":"person","name":"ValueAct Holdings, L.P.","position":1,"cik":"0001418814","reported_name":"ValueAct Holdings, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12225,"kind":"person","name":"ValueAct Capital Master Fund, L.P.","position":2,"cik":"0001464912","reported_name":"ValueAct Capital Master Fund, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":139780,"kind":"person","name":"ValueAct Capital Master Fund B, L.P.","position":3,"cik":"0001759805","reported_name":"ValueAct Capital Master Fund B, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12227,"kind":"person","name":"VA Partners I, LLC","position":4,"cik":"0001418812","reported_name":"VA Partners I, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12228,"kind":"person","name":"ValueAct Capital Management, L.P.","position":5,"cik":"0001351069","reported_name":"ValueAct Capital Management, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12229,"kind":"person","name":"ValueAct Capital Management, LLC","position":6,"cik":"0001351073","reported_name":"ValueAct Capital Management, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":15045,"kind":"person","name":"ValueAct Holdings II, L.P.","position":7,"cik":"0001763309","reported_name":"ValueAct Holdings II, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":12230,"kind":"person","name":"ValueAct Holdings GP, LLC","position":8,"cik":"0001418813","reported_name":"ValueAct Holdings GP, LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Ordinary Shares","published_at":"2019-02-08T23:21:34.000Z","date":"2019-02-06","kind":"purchase","acquired":true,"shares":750000,"price":45.68,"value":34260000.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Weighted-average price at which shares were purchased on the listed date between the range of $45.34 and $45.84 per share. The reporting persons undertake to provide upon request to the SEC Staff, the Issuer, or a security holder of the Issuer information regarding the number of shares purchased at each price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The securities reported herein are held by ValueAct Capital Master Fund B, L.P. and may be deemed to be indirectly beneficially owned by (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund B, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund B, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P."}],"balance_after":750000,"source":{"system":"sec-edgar","filing":"0001418812-19-000005","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1137789/000141881219000005/primary_doc.xml","form_type":"4"}}]}