0001209191-21-033202.txt : 20210517 0001209191-21-033202.hdr.sgml : 20210517 20210517171517 ACCESSION NUMBER: 0001209191-21-033202 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210517 FILED AS OF DATE: 20210517 DATE AS OF CHANGE: 20210517 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: WALSH JOHN J JR CENTRAL INDEX KEY: 0001267550 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-37637 FILM NUMBER: 21932328 MAIL ADDRESS: STREET 1: 1601 TRAPELO ROAD, SUITE 329 STREET 2: C/O CONSTANT CONTACT, INC. CITY: WALTHAM STATE: MA ZIP: 02451 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Mimecast Ltd CENTRAL INDEX KEY: 0001644675 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-PREPACKAGED SOFTWARE [7372] IRS NUMBER: 000000000 STATE OF INCORPORATION: X0 FISCAL YEAR END: 0331 BUSINESS ADDRESS: STREET 1: 1 FINSBURY AVENUE CITY: LONDON STATE: X0 ZIP: EC2M 2PF BUSINESS PHONE: 44(0)2078478700 MAIL ADDRESS: STREET 1: 1 FINSBURY AVENUE CITY: LONDON STATE: X0 ZIP: EC2M 2PF 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2021-05-17 0 0001644675 Mimecast Ltd MIME 0001267550 WALSH JOHN J JR C/O MIMECAST NORTH AMERICA, INC. 191 SPRING STREET LEXINGTON MA 02421 0 1 0 0 Sr. Vice Pres., Engineering Ordinary Shares 2021-05-17 4 M 0 2000 24.45 A 3642 D Ordinary Shares 2021-05-17 4 S 0 2000 47.04 D 1642 D Restricted Share Units 14687 D Restricted Share Units 22469 D Restricted Share Units 5500 D Restricted Share Units 850 D Restricted Share Units 825 D Share Option (Right to Buy) 24.45 2021-05-17 4 M 0 2000 0.00 D 2027-05-01 Ordinary Shares 2000 101500 D The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 12, 2020. Each restricted share unit represents a contingent right to receive one share of the Issuer's Ordinary Shares. These restricted share units were granted on April 1, 2021. Twenty-five percent (25%) of the units vest on April 1, 2022 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 each such vesting date. These restricted share units were granted on April 1, 2020. Twenty-five percent (25%) of the units vested on April 1, 2021, 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 each such vesting date. These restricted share units were granted on April 1, 2019. Twenty-five percent (25%) of the units vested on April 1, 2020, twenty-five percent (25%) of the units vested on April 1, 2021, and the remainder of the units vest on an annual basis over the next two (2) years, provided that the Reporting Person remains an employee of the Issuer on each such vesting date. These restricted share units were granted on June 1, 2018. Twenty-five percent (25%) of the units vested on June 1, 2019, twenty-five percent (25%) of the units vested on June 1, 2020, and the remainder of the units vest on an annual basis over the next two (2) years, provided that the Reporting Person remains an employee of the Issuer on each such vesting date. These restricted share units were granted on April 2, 2018. Twenty-five percent (25%) of the units vested on April 2, 2019, twenty-five percent (25%) of the units vested on April 2, 2020, twenty-five percent (25%) of the units vested on April 2, 2021, and the remainder of the units vest on April 2, 2022, provided that the Reporting Person remains an employee of the Issuer on such vesting date. This option was granted on May 1, 2017. Twenty-five percent (25%) of the shares vested on May 1, 2018 and the remainder of the shares vested on a quarterly basis over the next three (3) years. This option is fully vested. Exhibit 24 Power of Attorney (incorporated by reference to Power of Attorney filed as Exhibit 24 to Form 3 filed by the Reporting Person on April 2, 2018). /s/ Robert P. Nault, Attorney-in-Fact 2021-05-17