Form Type: 4

SEC EDGAR Link
Acccession Number:0001209191-19-045927
Date:2019-08-12
Issuer: MIMECAST LTD (MIME)
Original Submission Date:

Reporting Person:

JENNINGS EDWARD VINCENT
C/O MIMECAST NORTH AMERICA, INC.
191 SPRING STREET LEXINGTON, MA 02421

Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
Title of SecurityTransaction Date2a. Deemed Execution Date Transaction CodeSharesAcquired or DisposedPrice per share 5. Amount of Securities Beneficially Owned Following Reported Transaction 6. Ownership Form Direct or IndirectNature of Indirect Ownership
ORDINARY SHARES 2019-08-12 M 11,000 a $9.78 12,251 direct
ORDINARY SHARES 2019-08-12 S 11,000 d $42.90 1,251 direct
RESTRICTED SHARE UNITS 0 $0.00 6,750 direct
RESTRICTED SHARE UNITS 0 $0.00 36,000 direct
Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, convertible securities
Title of Derivative Security Conversion or Exercise Price of Derivative Security Transaction Date Deemed Execution Date Transaction Code Number of Derivative Securities Acquired (A) or Disposed of (D) Date ExercisableExpiration Date Title and Amount of Securities Underlying Derivative Security Price of Derivative Security Number of derivative Securities Beneficially Owned Following Reported Transaction(s) Ownership Form: Direct (D) or Indirect (I) Nature of Indirect Beneficial Ownership
SHARE OPTION (RIGHT TO BUY) 9.78 2019-08-12 deemed execution date M 11,000 (d) 2025-07-31 ordinary shares 11,000 $9.78 141,088 direct
Footnotes
IDfootnote
f1 the sales reported in this form 4 were effected pursuant to a rule 10b5-1 trading plan adopted by the reporting person on december 3, 2018.
f2 the price reported in column 4 is a weighted average price. these shares were sold in multiple transactions at prices ranging from $42.57 - $43.24, 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.
f3 each restricted share unit represents a contingent right to receive one share of the issuer's ordinary shares.
f4 these restricted share units were granted on april 2, 2018. twenty-five percent (25%) of the units vested 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.
f5 these restricted share units were granted on april 1, 2019. twenty-five percent (25%) of the units vest on april 1, 2020 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.
f6 represents shares underlying unexercised share options that were granted on august 1, 2015. the terms of the original grant of 708,088 options provide that twenty-five percent (25%) of the shares vested on august 1, 2016 and the remainder of the shares vested on a quarterly basis over the next three (3) years, provided that the reporting person remained an employee of the issuer on such vesting date.

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