Sec Form 4 Filing - McClymont Patrick @ IMAX CORP - 2017-08-08

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person McClymont Patrick 2. Issuer Name and Ticker or Trading Symbol IMAX CORP [ IMAX] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) CFO & EVP, Finance (Last) (First) (Middle) 110 E. 59TH STREET, SUITE 2100 3. Date of Earliest Transaction (MM/DD/YY) 08/08/2017 (Street) NEW YORK, NJ10022 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price common shares (opening balance) 0 D common shares 08/08/2017 M 3,905 A $ 0 3,905 D common shares 08/09/2017 S 1,760 ( 1 ) D $ 20.5 2,145 D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exe rcisable Expiration Date Title Amount or Number of Shares restricted share units $ 0 08/08/2017 M 3,905 08/08/2017 09/08/2017 common shares 3,905 $ 0 3,905 ( 2 ) D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other McClymont Patrick 110 E. 59TH STREET SUITE 2100 NEW YORK, NJ10022 CFO & EVP, Finance Signatures Patrick McClymont 08/10/2017 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Mr. McClymont is reporting the sale of common shares to satisfy his tax withholding obligations in connection with the delivery of common shares upon conversion of the restricted share units. ( 2 )This represents the number of restricted share units for this transaction only. Mr. McClymont's aggregate remaining outstanding option, restricted share unit and common share balances following this transaction will be 53,559; 39,012 and 2,145 respectively.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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