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 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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(Print or Type Responses)

1. Name and Address of Reporting Person * Werner Karl William   2. Issuer Name and Ticker or Trading Symbol RITCHIE BROS AUCTIONEERS INC [RBA] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Ch. Op. & Supp. Dev. Officer (Last) (First) (Middle) C/O RITCHIE BROS. AUCTIONEERS INC., 9500 GLENLYON PARKWAY 3. Date of Earliest Transaction (Month/Day/Year) 03/09/2018 (Street) BURNABY, A1 V5J 0C6 4. If Amendment, Date Original Filed(Month/Day/Year) 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 (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 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 03/09/2018   M   9,486 (1) A (2) 9,486 D   Common Shares 03/09/2018   M   646 (1) A (2) 10,132 D   Common Shares               27,896 I Long-Term Investment Plan Common Shares               3,147 (3) I Employee Stock Purchase Plan

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	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 (Month/Day/Year)		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 Exercisable	Expiration Date	Title	Amount or Number of Shares
Dividend Equivalent Rights (2015 PSUs)	(4)	03/09/2018		A		55		(4)	(4)	Common Shares	55	$ 0	646	D
Dividend Equivalent Rights (2016 PSUs)	(5)	03/09/2018		A		14		(5)	(5)	Common Shares	14	$ 0	123	D
2015 PSU (6)	(2)	03/09/2018		M			9,486	(2)	(2)	Common Shares	9,486	$ 0	0	D
Dividend Equivalent Rights (2015 PSUs)	(4)	03/09/2018		M			646	(2)	(2)	Common Shares	646	$ 0	0	D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Werner Karl William C/O RITCHIE BROS. AUCTIONEERS INC. 9500 GLENLYON PARKWAY BURNABY, A1 V5J 0C6			Ch. Op. & Supp. Dev. Officer

Signatures

Maria Teresa Punsalan attorney-in-fact- for Karl William Werner		03/13/2018
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	Represents pre-tax amount of award. Share issuance will be made net of tax withholding ("TW"). TW will be reported on separately within 2 business days of the TW determination date.
(2)	Each PSU and associated dividend equivalent right represents a contingent right to receive one RBA common share or the economic equivalent thereof. The PSUs and DERs vested on March 9, 2018. As determined by the Compensation Committee, the vested PSUs and dividend equivalent rights determined in accordance with the RBA 2015 Senior Executive Performance Share Unit Plan will be settled in common shares issued to the reporting person, net of applicable tax, as soon as practicable following the end of the month in which the PSUs and related dividend equivalent rights vested.
(3)	Includes all Employee Stock Purchase Plan purchases through March 9, 2018.
(4)	Each dividend equivalent right represents a contingent right to receive on RBA common share or the economic equivalent thereof. The dividend equivalent rights accrued in respect of the 2015 grant of performance share units, and become exercisable proportionately with the performance share units to which they relate.
(5)	Each dividend equivalent right represents a contingent right to receive on RBA common share or the economic equivalent thereof. The dividend equivalent rights accrued in respect of the 2016 grant of performance share units and become exercisable proportionately with the performance share units to which they relate.
(6)	Performance Share Units (PSUs) - 2015

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