Statement of Changes of Beneficial Ownership


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 OF SECURITIES
                                                                                  
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OMB Number: 3235-0287
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

CHARBONNEAU PETER
2. Issuer Name and Ticker or Trading Symbol

MITEL NETWORKS CORP [ MITL ]
5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

__ X __ Director                      _____ 10% Owner
_____ Officer (give title below)      _____ Other (specify below)
(Last)          (First)          (Middle)

350 LEGGET DRIVE, OTTAWA, A6
3. Date of Earliest Transaction (MM/DD/YYYY)

9/6/2017
(Street)

K2K 2W7
(City)        (State)        (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)

 
6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. 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   9/6/2017     M    32668   A $6.50   64943   D    
Common Shares   9/6/2017     S    32668   D $8.024   (1) 32275   D    
Common Shares                  13927   I   Held By Joan Charbonneau (spouse)   (2)
Common Shares                  2019   I   Held By The Peter Charbonneau Trust #2   (3)

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. 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 7. Title and Amount of Securities Underlying Derivative Security
(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 Exercisable Expiration Date Title Amount or Number of Shares
Options (Common Shares)   $6.50   9/6/2017     M         32668    9/16/2011   9/16/2017   Common Shares   32668   $0   0   D    

Explanation of Responses:
(1)  This transaction was executed in multiple trades at prices ranging from $8.02 to $8.04. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, full information regarding the number of shares and prices at which the transaction was effected.
(2)  13,927 common shares ("Common Shares") of Mitel Networks Corporation (the "Company") are held by Mr. Charbonneau's wife, Joan Charbonneau. Mr. Charbonneau disclaims beneficial ownership of the Common Shares held by his wife and this report shall not be deemed an admission that Mr. Charbonneau is a beneficial owner of such shares for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or for any other purpose.
(3)  2,019 Common Shares of the Company are held by the Peter Charbonneau Trust #2, of which Mr. Charbonneau is the sole trustee. Mr. Charbonneau disclaims beneficial ownership of the Common Shares held by the Peter Charbonneau Trust #2, except to the extent of any pecuniary interest therein, and this report shall not be deemed an admission that Mr. Charbonneau is a beneficial owner of such shares for purposes of Section 16 of the Exchange Act or for any other purpose.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
CHARBONNEAU PETER
350 LEGGET DRIVE
OTTAWA, A6
K2K 2W7
X



Signatures
/s/ Peter Charbonneau 9/7/2017
** Signature of Reporting Person Date


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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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