{"transactions":[{"id":4614631,"issuer":{"id":9606,"kind":"organization","name":"Latch, Inc.","symbol":"LTCH"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-09-10T20:19:19.000Z","date":"2026-09-08","kind":"grant","planned":false,"acquired":true,"shares":545833,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units (\"RSUs\") granted to the reporting person on September 8, 2026.  The RSUs vest in full on the earlier of (i) the one-year anniversary of the grant date or (ii) immediately prior to the election of the nominees for director at the Issuer's 2027 annual meeting of stockholders, subject to the Reporting Person's continued service on the Board through the applicable vesting date."}],"balance_after":682779,"source":{"system":"sec-edgar","filing":"0001104659-26-106723","document":"tm2625199-5_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1826000/000110465926106723/tm2625199-5_4seq1.xml","form_type":"4"}},{"id":2232175,"issuer":{"id":9606,"kind":"organization","name":"Latch, Inc.","symbol":"LTCH"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-06-14T16:44:26.000Z","date":"2022-06-10","kind":"grant","acquired":true,"shares":98684,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units (\"RSUs\") granted to the reporting person on June 10, 2022. All of such RSUs will vest, and an equal number of shares of common stock will be deliverable to the reporting person, on the earlier of June 10, 2023 or immediately prior to the election of the nominees for director at the 2023 annual meeting of stockholders of the Issuer."}],"balance_after":136946,"source":{"system":"sec-edgar","filing":"0001826000-22-000073","document":"wf-form4_165523944710246.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1734756/000182600022000073/wf-form4_165523944710246.xml","form_type":"4"}},{"id":2591839,"issuer":{"id":9606,"kind":"organization","name":"Latch, Inc.","symbol":"LTCH"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-08-24T18:33:14.000Z","date":"2021-08-20","kind":"grant","acquired":true,"shares":5794,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents RSUs granted to the reporting person on August 20, 2021 that such reporting person elected to receive in place of an annual cash retainer for service on the Issuer's board of directors beginning June 4, 2021. One-fourth of such RSUs were vested, and an equal number of shares of common stock were delivered to the reporting person, upon issuance, and the remaining three-fourths vest in equal installments on October 1, 2021, January 1, 2022 and April 1, 2022."}],"balance_after":38262,"source":{"system":"sec-edgar","filing":"0001826000-21-000035","document":"wf-form4_162984437998766.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1734756/000182600021000035/wf-form4_162984437998766.xml","form_type":"4"}},{"id":2591838,"issuer":{"id":9606,"kind":"organization","name":"Latch, Inc.","symbol":"LTCH"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-08-24T18:33:14.000Z","date":"2021-08-20","kind":"grant","acquired":true,"shares":32468,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units (\"RSUs\") granted to the reporting person on August 20, 2021. All of such RSUs will vest, and an equal number of shares of common stock will be deliverable to the reporting person, on the earlier of August 20, 2022 or immediately prior to the election of the nominees for director at the 2022 annual meeting of stockholders of the Issuer."}],"balance_after":32468,"source":{"system":"sec-edgar","filing":"0001826000-21-000035","document":"wf-form4_162984437998766.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1734756/000182600021000035/wf-form4_162984437998766.xml","form_type":"4"}},{"id":3617665,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2019-03-04T17:24:03.000Z","date":"2019-03-01","kind":"sale","acquired":false,"shares":70000,"price":48.2256,"value":3375792.0,"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 adopted by the Reporting Person on December 17, 2018."},{"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 $48.00 - $48.64, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":50000,"source":{"system":"sec-edgar","filing":"0001209191-19-015774","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119015774/doc4.xml","form_type":"4"}},{"id":3659766,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2019-02-13T17:41:21.000Z","date":"2019-02-12","kind":"sale","acquired":false,"shares":10798,"price":48.652,"value":525344.296,"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 adopted by the Reporting Person on December 13, 2017."},{"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 $48.26 - $49.10, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":120000,"source":{"system":"sec-edgar","filing":"0001209191-19-009807","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119009807/doc4.xml","form_type":"4"}},{"id":3659765,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2019-02-13T17:41:21.000Z","date":"2019-02-12","kind":"sale","acquired":false,"shares":19202,"price":47.6785,"value":915522.557,"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 adopted by the Reporting Person on December 13, 2017."},{"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 $47.25 - $48.24, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":130798,"source":{"system":"sec-edgar","filing":"0001209191-19-009807","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119009807/doc4.xml","form_type":"4"}},{"id":3670002,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Share Option (Right to Buy)","published_at":"2019-02-07T17:34:51.000Z","date":"2017-02-05","kind":"exercise","acquired":false,"shares":15000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"Represents shares underlying unexercised share options that were granted on February 1, 2016. The terms of the original grant of 240,000 options provide that twenty-five percent (25%) of the shares vested on February 1, 2017 and the remainder of the shares vest on a quarterly basis over the next three (3) years, provided that the Reporting Person remains an employee of the Issuer on such vesting date"},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F7","text":"Represents shares underlying unexercised share options that were granted on February 1, 2016. The terms of the original grant of 240,000 options provide that twenty-five percent (25%) of the shares vested on February 1, 2017 and the remainder of the shares vest on a quarterly basis over the next three (3) years, provided that the Reporting Person remains an employee of the Issuer on such vesting date"}],"balance_after":60000,"derivative":{"exercise_price":9.21,"expiration_date":"2026-02-01","underlying":"Ordinary Shares","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001209191-19-008171","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119008171/doc4.xml","form_type":"4"}},{"id":3670001,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2019-02-07T17:34:51.000Z","date":"2019-02-05","kind":"sale","acquired":false,"shares":20000,"price":42,"value":840000.0,"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 adopted by the Reporting Person on December 13, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $42.00 - $42.01, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":150000,"source":{"system":"sec-edgar","filing":"0001209191-19-008171","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119008171/doc4.xml","form_type":"4"}},{"id":3670000,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2019-02-07T17:34:51.000Z","date":"2019-02-05","kind":"sale","acquired":false,"shares":30000,"price":42.0006,"value":1260018.0,"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 adopted by the Reporting Person on December 13, 2017."},{"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 $42.00 - $42.03, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":170000,"source":{"system":"sec-edgar","filing":"0001209191-19-008171","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119008171/doc4.xml","form_type":"4"}},{"id":3669999,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2019-02-07T17:34:51.000Z","date":"2019-02-05","kind":"sale","acquired":false,"shares":15000,"price":40.8681,"value":613021.5,"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 adopted by the Reporting Person on December 13, 2017."},{"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 $40.61 - $41.10, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":200000,"source":{"system":"sec-edgar","filing":"0001209191-19-008171","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119008171/doc4.xml","form_type":"4"}},{"id":3669998,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2019-02-07T17:34:51.000Z","date":"2019-02-05","kind":"exercise","acquired":true,"shares":15000,"price":9.21,"value":138150.0,"ownership":{"direct":true},"balance_after":215000,"source":{"system":"sec-edgar","filing":"0001209191-19-008171","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119008171/doc4.xml","form_type":"4"}},{"id":3676606,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Share Option (Right to Buy)","published_at":"2019-02-04T17:22:58.000Z","date":"2019-02-01","kind":"exercise","acquired":false,"shares":43750,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F10","text":"This option was granted on February 1, 2017. Twenty-five percent (25%) of the shares vested on February 1, 2018, and the remainder of the shares vest on a quarterly basis over the next three (3) years, provided that the Reporting Person remains an employee of the Issuer on such vesting date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F10","text":"This option was granted on February 1, 2017. Twenty-five percent (25%) of the shares vested on February 1, 2018, and the remainder of the shares vest on a quarterly basis over the next three (3) years, provided that the Reporting Person remains an employee of the Issuer on such vesting date."}],"balance_after":56250,"derivative":{"exercise_price":21.83,"expiration_date":"2027-02-01","underlying":"Ordinary Shares","underlying_shares":43750},"source":{"system":"sec-edgar","filing":"0001209191-19-006877","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119006877/doc4.xml","form_type":"4"}},{"id":3676605,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Share Option (right to Buy)","published_at":"2019-02-04T17:22:58.000Z","date":"2019-02-01","kind":"exercise","acquired":false,"shares":28956,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F9","text":"Represents shares underlying unexercised share options that were granted on February 1, 2016. The terms of the original grant of 240,000 options provide that twenty-five percent (25%) of the shares vested on February 1, 2017 and the remainder of the shares vest on a quarterly basis over the next three (3) years, provided that the Reporting Person remains an employee of the Issuer on such vesting date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F9","text":"Represents shares underlying unexercised share options that were granted on February 1, 2016. The terms of the original grant of 240,000 options provide that twenty-five percent (25%) of the shares vested on February 1, 2017 and the remainder of the shares vest on a quarterly basis over the next three (3) years, provided that the Reporting Person remains an employee of the Issuer on such vesting date."}],"balance_after":75000,"derivative":{"exercise_price":9.21,"expiration_date":"2026-02-01","underlying":"Ordinary Shares","underlying_shares":28956},"source":{"system":"sec-edgar","filing":"0001209191-19-006877","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119006877/doc4.xml","form_type":"4"}},{"id":3676604,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2019-02-04T17:22:58.000Z","date":"2019-02-04","kind":"sale","acquired":false,"shares":20000,"price":41.003,"value":820060.0,"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 adopted by the Reporting Person on December 13, 2017."},{"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 $41.00 - $41.035, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":200000,"source":{"system":"sec-edgar","filing":"0001209191-19-006877","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119006877/doc4.xml","form_type":"4"}},{"id":3676603,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2019-02-04T17:22:58.000Z","date":"2019-02-01","kind":"sale","acquired":false,"shares":28750,"price":39.0774,"value":1123475.25,"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 adopted by the Reporting Person on December 13, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $39.00 - $39.41, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":220000,"source":{"system":"sec-edgar","filing":"0001209191-19-006877","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119006877/doc4.xml","form_type":"4"}},{"id":3676602,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2019-02-04T17:22:58.000Z","date":"2019-02-01","kind":"sale","acquired":false,"shares":15000,"price":38.0946,"value":571419.0,"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 adopted by the Reporting Person on December 13, 2017."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $38.00 - $38.34, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":248750,"source":{"system":"sec-edgar","filing":"0001209191-19-006877","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119006877/doc4.xml","form_type":"4"}},{"id":3676601,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2019-02-04T17:22:58.000Z","date":"2019-02-01","kind":"exercise","acquired":true,"shares":43750,"price":21.83,"value":955062.5,"ownership":{"direct":true},"balance_after":263750,"source":{"system":"sec-edgar","filing":"0001209191-19-006877","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119006877/doc4.xml","form_type":"4"}},{"id":3676600,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2019-02-04T17:22:58.000Z","date":"2019-02-01","kind":"sale","acquired":false,"shares":15000,"price":40.0011,"value":600016.5,"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 adopted by the Reporting Person on December 13, 2017."},{"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 $40.00 - $40.01, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":220000,"source":{"system":"sec-edgar","filing":"0001209191-19-006877","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119006877/doc4.xml","form_type":"4"}},{"id":3676599,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2019-02-04T17:22:58.000Z","date":"2019-02-01","kind":"sale","acquired":false,"shares":13956,"price":38.0471,"value":530985.3276,"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 adopted by the Reporting Person on December 13, 2017."},{"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 $38.00 - $38.28, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":235000,"source":{"system":"sec-edgar","filing":"0001209191-19-006877","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119006877/doc4.xml","form_type":"4"}},{"id":3676598,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2019-02-04T17:22:58.000Z","date":"2019-02-01","kind":"exercise","acquired":true,"shares":28956,"price":9.21,"value":266684.76,"ownership":{"direct":true},"balance_after":248956,"source":{"system":"sec-edgar","filing":"0001209191-19-006877","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119006877/doc4.xml","form_type":"4"}},{"id":3689087,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Share Option (Right to Buy)","published_at":"2019-01-23T17:45:10.000Z","date":"2019-01-22","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"Represents shares underlying fully vested and unexercised share options that were granted on August 6, 2014.  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These shares were sold in multiple transactions at prices ranging from $34.21 - $34.28, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":220000,"source":{"system":"sec-edgar","filing":"0001209191-19-005023","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119005023/doc4.xml","form_type":"4"}},{"id":3689085,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2019-01-23T17:45:10.000Z","date":"2019-01-22","kind":"sale","acquired":false,"shares":3600,"price":33.2447,"value":119680.92,"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 adopted by the Reporting Person on December 13, 2017."},{"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 $33.09 - $33.45, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":220400,"source":{"system":"sec-edgar","filing":"0001209191-19-005023","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119005023/doc4.xml","form_type":"4"}},{"id":3689084,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2019-01-23T17:45:10.000Z","date":"2019-01-22","kind":"exercise","acquired":true,"shares":4000,"price":6.48,"value":25920.0,"ownership":{"direct":true},"balance_after":224000,"source":{"system":"sec-edgar","filing":"0001209191-19-005023","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919119005023/doc4.xml","form_type":"4"}},{"id":3718722,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Share Option (Right to Buy)","published_at":"2018-12-26T16:51:49.000Z","date":"2018-12-26","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Represents shares underlying fully vested and unexercised share options that were granted on August 6, 2014.  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These shares were sold in multiple transactions at prices ranging from $31.29 - $31.44, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":220000,"source":{"system":"sec-edgar","filing":"0001209191-18-064109","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118064109/doc4.xml","form_type":"4"}},{"id":3718720,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-12-26T16:51:49.000Z","date":"2018-12-26","kind":"exercise","acquired":true,"shares":4000,"price":6.48,"value":25920.0,"ownership":{"direct":true},"balance_after":224000,"source":{"system":"sec-edgar","filing":"0001209191-18-064109","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118064109/doc4.xml","form_type":"4"}},{"id":3743147,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Share Option (Right to Buy)","published_at":"2018-12-04T18:00:13.000Z","date":"2018-12-03","kind":"exercise","acquired":false,"shares":244,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Represents shares underlying unexercised share options that were granted on February 1, 2016. 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The terms of the original grant of 240,000 options provide that twenty-five percent (25%) of the shares vested on February 1, 2017 and the remainder of the shares vest on a quarterly basis over the next three (3) years, provided that the Reporting Person remains an employee of the Issuer on such vesting date"}],"balance_after":103956,"derivative":{"exercise_price":9.21,"expiration_date":"2026-02-01","underlying":"Ordinary Shares","underlying_shares":244},"source":{"system":"sec-edgar","filing":"0001209191-18-061012","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118061012/doc4.xml","form_type":"4"}},{"id":3743146,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Share Option (Right to Buy)","published_at":"2018-12-04T18:00:13.000Z","date":"2018-11-30","kind":"exercise","acquired":false,"shares":800,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Represents shares underlying unexercised share options that were granted on February 1, 2016. The terms of the original grant of 240,000 options provide that twenty-five percent (25%) of the shares vested on February 1, 2017 and the remainder of the shares vest on a quarterly basis over the next three (3) years, provided that the Reporting Person remains an employee of the Issuer on such vesting date"},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Represents shares underlying unexercised share options that were granted on February 1, 2016. The terms of the original grant of 240,000 options provide that twenty-five percent (25%) of the shares vested on February 1, 2017 and the remainder of the shares vest on a quarterly basis over the next three (3) years, provided that the Reporting Person remains an employee of the Issuer on such vesting date"}],"balance_after":104200,"derivative":{"exercise_price":9.21,"expiration_date":"2026-02-01","underlying":"Ordinary Shares","underlying_shares":800},"source":{"system":"sec-edgar","filing":"0001209191-18-061012","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118061012/doc4.xml","form_type":"4"}},{"id":3743145,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew 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The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":220000,"source":{"system":"sec-edgar","filing":"0001209191-18-060009","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118060009/doc4.xml","form_type":"4"}},{"id":3751527,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-11-27T17:32:41.000Z","date":"2018-11-23","kind":"exercise","acquired":true,"shares":4000,"price":6.48,"value":25920.0,"ownership":{"direct":true},"balance_after":224000,"source":{"system":"sec-edgar","filing":"0001209191-18-060009","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118060009/doc4.xml","form_type":"4"}},{"id":3783869,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Share Option (Right to Buy)","published_at":"2018-10-24T17:20:14.000Z","date":"2018-10-22","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Represents shares underlying fully vested and unexercised share options that were granted on August 6, 2014.  The original grant was for 183,333 options."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Represents shares underlying fully vested and unexercised share options that were granted on August 6, 2014.  The original grant was for 183,333 options."}],"balance_after":12000,"derivative":{"exercise_price":6.48,"expiration_date":"2024-08-05","underlying":"Ordinary Shares","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001209191-18-056083","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118056083/doc4.xml","form_type":"4"}},{"id":3783868,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-10-24T17:20:14.000Z","date":"2018-10-22","kind":"sale","acquired":false,"shares":4000,"price":34.6288,"value":138515.2,"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 adopted by the Reporting Person on December 13, 2017."},{"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 $34.50 - $34.82, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":220000,"source":{"system":"sec-edgar","filing":"0001209191-18-056083","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118056083/doc4.xml","form_type":"4"}},{"id":3783867,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-10-24T17:20:14.000Z","date":"2018-10-22","kind":"exercise","acquired":true,"shares":4000,"price":6.48,"value":25920.0,"ownership":{"direct":true},"balance_after":224000,"source":{"system":"sec-edgar","filing":"0001209191-18-056083","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118056083/doc4.xml","form_type":"4"}},{"id":3807042,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Share Option (Right to Buy)","published_at":"2018-09-26T20:34:06.000Z","date":"2016-09-24","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Represents shares underlying fully vested and unexercised share options that were granted on August 6, 2014.  The original grant was for 183,333 options."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Represents shares underlying fully vested and unexercised share options that were granted on August 6, 2014.  The original grant was for 183,333 options."}],"balance_after":16000,"derivative":{"exercise_price":6.48,"expiration_date":"2024-08-05","underlying":"Ordinary Shares","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001209191-18-052380","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118052380/doc4.xml","form_type":"4"}},{"id":3807041,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-09-26T20:34:06.000Z","date":"2018-09-24","kind":"sale","acquired":false,"shares":4000,"price":41.8824,"value":167529.6,"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 adopted by the Reporting Person on December 13, 2017."},{"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 $41.66 - $42.19, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":220000,"source":{"system":"sec-edgar","filing":"0001209191-18-052380","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118052380/doc4.xml","form_type":"4"}},{"id":3807040,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-09-26T20:34:06.000Z","date":"2018-09-24","kind":"exercise","acquired":true,"shares":4000,"price":6.48,"value":25920.0,"ownership":{"direct":true},"balance_after":224000,"source":{"system":"sec-edgar","filing":"0001209191-18-052380","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118052380/doc4.xml","form_type":"4"}},{"id":3833524,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Share Option (Right to Buy)","published_at":"2018-08-24T17:13:47.000Z","date":"2018-08-22","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Represents shares underlying fully vested and unexercised share options that were granted on August 6, 2014.  The original grant was for 183,333 options."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Represents shares underlying fully vested and unexercised share options that were granted on August 6, 2014.  The original grant was for 183,333 options."}],"balance_after":20000,"derivative":{"exercise_price":6.48,"expiration_date":"2024-08-05","underlying":"Ordinary Shares","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001209191-18-048399","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118048399/doc4.xml","form_type":"4"}},{"id":3833523,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-08-24T17:13:47.000Z","date":"2018-08-22","kind":"sale","acquired":false,"shares":4000,"price":38.7264,"value":154905.6,"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 adopted by the Reporting Person on December 13, 2017."},{"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 $38.52 - $38.92, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":220000,"source":{"system":"sec-edgar","filing":"0001209191-18-048399","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118048399/doc4.xml","form_type":"4"}},{"id":3833522,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-08-24T17:13:47.000Z","date":"2018-08-22","kind":"exercise","acquired":true,"shares":4000,"price":6.48,"value":25920.0,"ownership":{"direct":true},"balance_after":224000,"source":{"system":"sec-edgar","filing":"0001209191-18-048399","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118048399/doc4.xml","form_type":"4"}},{"id":3861271,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Share Option Right to Buy","published_at":"2018-07-25T17:24:31.000Z","date":"2018-07-23","kind":"exercise","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Represents shares underlying fully vested and unexercised share options that were granted on August 6, 2014.  The original grant was for 183,333 options."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Represents shares underlying fully vested and unexercised share options that were granted on August 6, 2014.  The original grant was for 183,333 options."}],"balance_after":24000,"derivative":{"exercise_price":6.48,"expiration_date":"2024-08-05","underlying":"Ordinary Shares","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001209191-18-043924","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118043924/doc4.xml","form_type":"4"}},{"id":3861270,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-07-25T17:24:31.000Z","date":"2018-07-23","kind":"sale","acquired":false,"shares":4000,"price":41.6327,"value":166530.8,"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 adopted by the Reporting Person on December 13, 2017."},{"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 $41.32 - $42.21, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":220000,"source":{"system":"sec-edgar","filing":"0001209191-18-043924","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118043924/doc4.xml","form_type":"4"}},{"id":3861269,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-07-25T17:24:31.000Z","date":"2018-07-23","kind":"exercise","acquired":true,"shares":4000,"price":6.48,"value":25920.0,"ownership":{"direct":true},"balance_after":224000,"source":{"system":"sec-edgar","filing":"0001209191-18-043924","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118043924/doc4.xml","form_type":"4"}},{"id":3864997,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Share Option (Right to Buy)","published_at":"2018-07-18T17:56:06.000Z","date":"2018-07-16","kind":"exercise","acquired":true,"shares":30000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Represents shares underlying unexercised share options that were granted on February 1, 2016. The terms of the original grant of 240,000 options provide that twenty-five percent (25%) of the shares vested on February 1, 2017 and the remainder of the shares vest on a quarterly basis over the next three (3) years, provided that the Reporting Person remains an employee of the Issuer on such vesting date"},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Represents shares underlying unexercised share options that were granted on February 1, 2016. The terms of the original grant of 240,000 options provide that twenty-five percent (25%) of the shares vested on February 1, 2017 and the remainder of the shares vest on a quarterly basis over the next three (3) years, provided that the Reporting Person remains an employee of the Issuer on such vesting date"}],"balance_after":105000,"derivative":{"exercise_price":9.21,"expiration_date":"2026-02-01","underlying":"Ordinary Shares","underlying_shares":30000},"source":{"system":"sec-edgar","filing":"0001209191-18-043139","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118043139/doc4.xml","form_type":"4"}},{"id":3864996,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-07-18T17:56:06.000Z","date":"2018-07-16","kind":"sale","acquired":false,"shares":30000,"price":42.0938,"value":1262814.0,"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 adopted by the Reporting Person on December 13, 2017."},{"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 $41.75 - $42.64, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":220000,"source":{"system":"sec-edgar","filing":"0001209191-18-043139","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118043139/doc4.xml","form_type":"4"}},{"id":3864995,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-07-18T17:56:06.000Z","date":"2018-07-16","kind":"exercise","acquired":true,"shares":30000,"price":9.21,"value":276300.0,"ownership":{"direct":true},"balance_after":250000,"source":{"system":"sec-edgar","filing":"0001209191-18-043139","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118043139/doc4.xml","form_type":"4"}},{"id":3873884,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-07-03T17:33:03.000Z","date":"2018-07-02","kind":"sale","acquired":false,"shares":28516,"price":40.9031,"value":1166392.7996,"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 adopted by the Reporting Person on December 13, 2017."},{"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 $40.75 - $41.12, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":220000,"source":{"system":"sec-edgar","filing":"0001209191-18-041245","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118041245/doc4.xml","form_type":"4"}},{"id":3882848,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Share Option (Right to Buy)","published_at":"2018-06-26T17:52:27.000Z","date":"2018-06-22","kind":"exercise","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Represents shares underlying fully vested and unexercised share options that were granted on August 6, 2014.  The original grant was for 183,333 options."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Represents shares underlying fully vested and unexercised share options that were granted on August 6, 2014.  The original grant was for 183,333 options."}],"balance_after":28000,"derivative":{"exercise_price":6.48,"expiration_date":"2024-08-05","underlying":"Ordinary Shares","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001209191-18-039535","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118039535/doc4.xml","form_type":"4"}},{"id":3882847,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-06-26T17:52:27.000Z","date":"2018-06-22","kind":"sale","acquired":false,"shares":500,"price":44.9,"value":22450.0,"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 adopted by the Reporting Person on December 13, 2017."}],"balance_after":248516,"source":{"system":"sec-edgar","filing":"0001209191-18-039535","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118039535/doc4.xml","form_type":"4"}},{"id":3882846,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-06-26T17:52:27.000Z","date":"2018-06-22","kind":"sale","acquired":false,"shares":3500,"price":43.4163,"value":151957.05,"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 adopted by the Reporting Person on December 13, 2017."},{"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 $43.00 - $43.74, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":249016,"source":{"system":"sec-edgar","filing":"0001209191-18-039535","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118039535/doc4.xml","form_type":"4"}},{"id":3882845,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-06-26T17:52:27.000Z","date":"2018-06-22","kind":"exercise","acquired":true,"shares":4000,"price":6.48,"value":25920.0,"ownership":{"direct":true},"balance_after":252516,"source":{"system":"sec-edgar","filing":"0001209191-18-039535","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118039535/doc4.xml","form_type":"4"}},{"id":3886821,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Share Option (Right to Buy)","published_at":"2018-06-20T18:10:34.000Z","date":"2018-06-18","kind":"exercise","acquired":false,"shares":30000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"Represents shares underlying unexercised share options that were granted on February 1, 2016. The terms of the original grant of 240,000 options provide that twenty-five percent (25%) of the shares vested on February 1, 2017 and the remainder of the shares vest on a quarterly basis over the next three (3) years, provided that the Reporting Person remains an employee of the Issuer on such vesting date"},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F6","text":"Represents shares underlying unexercised share options that were granted on February 1, 2016. The terms of the original grant of 240,000 options provide that twenty-five percent (25%) of the shares vested on February 1, 2017 and the remainder of the shares vest on a quarterly basis over the next three (3) years, provided that the Reporting Person remains an employee of the Issuer on such vesting date"}],"balance_after":135000,"derivative":{"exercise_price":9.21,"expiration_date":"2026-02-01","underlying":"Ordinary Shares","underlying_shares":30000},"source":{"system":"sec-edgar","filing":"0001209191-18-038854","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118038854/doc4.xml","form_type":"4"}},{"id":3886820,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Share Option (Right to Buy)","published_at":"2018-06-20T18:10:34.000Z","date":"2018-06-18","kind":"exercise","acquired":false,"shares":7333,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Represents shares underlying fully vested and unexercised share options that were granted on August 6, 2014.  The original grant was for 183,333 options."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Represents shares underlying fully vested and unexercised share options that were granted on August 6, 2014.  The original grant was for 183,333 options."}],"balance_after":32000,"derivative":{"exercise_price":6.48,"expiration_date":"2024-08-05","underlying":"Ordinary Shares","underlying_shares":7333},"source":{"system":"sec-edgar","filing":"0001209191-18-038854","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118038854/doc4.xml","form_type":"4"}},{"id":3886819,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-06-20T18:10:34.000Z","date":"2018-06-18","kind":"sale","acquired":false,"shares":37333,"price":42.8235,"value":1598729.7255,"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 adopted by the Reporting Person on December 13, 2017."},{"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 $42.69 - $43.00, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":248516,"source":{"system":"sec-edgar","filing":"0001209191-18-038854","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118038854/doc4.xml","form_type":"4"}},{"id":3886818,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-06-20T18:10:34.000Z","date":"2018-06-18","kind":"exercise","acquired":true,"shares":30000,"price":9.21,"value":276300.0,"ownership":{"direct":true},"balance_after":285849,"source":{"system":"sec-edgar","filing":"0001209191-18-038854","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118038854/doc4.xml","form_type":"4"}},{"id":3886817,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-06-20T18:10:34.000Z","date":"2018-06-18","kind":"exercise","acquired":true,"shares":7333,"price":6.48,"value":47517.84,"ownership":{"direct":true},"balance_after":255849,"source":{"system":"sec-edgar","filing":"0001209191-18-038854","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118038854/doc4.xml","form_type":"4"}},{"id":3918191,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Share Option (Right to Buy)","published_at":"2018-05-24T19:23:58.000Z","date":"2018-05-22","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Represents shares underlying fully vested and unexercised share options that were granted on August 6, 2014.  The original grant was for 183,333 options."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Represents shares underlying fully vested and unexercised share options that were granted on August 6, 2014.  The original grant was for 183,333 options."}],"balance_after":39333,"derivative":{"exercise_price":6.48,"expiration_date":"2024-08-05","underlying":"Ordinary Shares","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001209191-18-033193","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118033193/doc4.xml","form_type":"4"}},{"id":3918190,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-05-24T19:23:58.000Z","date":"2018-05-22","kind":"sale","acquired":false,"shares":200,"price":43.68,"value":8736.0,"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 adopted by the Reporting Person on December 13, 2017."}],"balance_after":248516,"source":{"system":"sec-edgar","filing":"0001209191-18-033193","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118033193/doc4.xml","form_type":"4"}},{"id":3918189,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-05-24T19:23:58.000Z","date":"2018-05-22","kind":"sale","acquired":false,"shares":3800,"price":42.8635,"value":162881.3,"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 adopted by the Reporting Person on December 13, 2017."},{"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 $42.56 - $43.32, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":248716,"source":{"system":"sec-edgar","filing":"0001209191-18-033193","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118033193/doc4.xml","form_type":"4"}},{"id":3918188,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-05-24T19:23:58.000Z","date":"2018-05-22","kind":"exercise","acquired":true,"shares":4000,"price":6.48,"value":25920.0,"ownership":{"direct":true},"balance_after":252516,"source":{"system":"sec-edgar","filing":"0001209191-18-033193","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118033193/doc4.xml","form_type":"4"}},{"id":3956933,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Share Option (Right to Buy)","published_at":"2018-04-25T16:12:11.000Z","date":"2018-04-23","kind":"exercise","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Represents shares underlying fully vested and unexercised share options that were granted on August 6, 2014.  The original grant was for 183,333 options."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Represents shares underlying fully vested and unexercised share options that were granted on August 6, 2014.  The original grant was for 183,333 options."}],"balance_after":43333,"derivative":{"exercise_price":6.48,"expiration_date":"2024-08-05","underlying":"Ordinary Shares","underlying_shares":4000},"source":{"system":"sec-edgar","filing":"0001209191-18-026070","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118026070/doc4.xml","form_type":"4"}},{"id":3956932,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-04-25T16:12:11.000Z","date":"2018-04-23","kind":"sale","acquired":false,"shares":4000,"price":38.2133,"value":152853.2,"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 adopted by the Reporting Person on December 13, 2017."},{"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 $38.00 - $38.92, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":248516,"source":{"system":"sec-edgar","filing":"0001209191-18-026070","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118026070/doc4.xml","form_type":"4"}},{"id":3956931,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Ordinary Shares","published_at":"2018-04-25T16:12:11.000Z","date":"2018-04-23","kind":"exercise","acquired":true,"shares":4000,"price":6.48,"value":25920.0,"ownership":{"direct":true},"balance_after":252516,"source":{"system":"sec-edgar","filing":"0001209191-18-026070","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118026070/doc4.xml","form_type":"4"}},{"id":3969001,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Share Option (Right to Buy)","published_at":"2018-04-04T16:13:19.000Z","date":"2018-04-02","kind":"grant","acquired":true,"shares":41000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"This option was granted on April 2, 2018.  Twenty-five percent (25%) of the shares vest on April 2, 2019 and the remainder of the shares vest on a quarterly basis over the next three (3) years, provided that the Reporting Person remains an employee of the Issuer on such vesting date."}],"balance_after":41000,"derivative":{"exercise_price":34.82,"expiration_date":"2028-04-02","underlying":"Ordinary Shares","underlying_shares":41000},"source":{"system":"sec-edgar","filing":"0001209191-18-023610","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118023610/doc4.xml","form_type":"4"}},{"id":3969000,"issuer":{"id":126738,"kind":"organization","name":"Mimecast Ltd","symbol":"MIME"},"owners":[{"id":126184,"kind":"person","name":"Campbell Peter Andrew James","position":1,"cik":"0001734756","reported_name":"Campbell Peter Andrew James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Restricted Share Units","published_at":"2018-04-04T16:13:19.000Z","date":"2018-04-02","kind":"grant","acquired":true,"shares":8000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Each restricted share unit represents the contingent right to receive one share of the Issuer's ordinary shares."},{"field":"shares","element":"transactionShares","label":"F2","text":"These restricted share units were granted on April 2, 2018.  Twenty-five percent (25%) of the units vest on April 2, 2019 and the remainder of the units vest on an annual basis over the next three (3) years, provided that the Reporting Person remains an employee of the Issuer on such vesting date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"These restricted share units were granted on April 2, 2018.  Twenty-five percent (25%) of the units vest on April 2, 2019 and the remainder of the units vest on an annual basis over the next three (3) years, provided that the Reporting Person remains an employee of the Issuer on such vesting date."}],"balance_after":8000,"source":{"system":"sec-edgar","filing":"0001209191-18-023610","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1644675/000120919118023610/doc4.xml","form_type":"4"}}]}