SEC Form 4 
FORM 4	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
or Section 30(h) of the Investment Company Act of 1940 	  
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	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).			
1. Name and Address of Reporting Person*
MENDELSON ERIC A	

(Last)	(First)	(Middle)	
825 BRICKELL BAY DRIVE, SUITE 1644	

(Street) 
MIAMI	FL	33131	

(City)	(State)	(Zip)	
	2. Issuer Name and Ticker or Trading Symbol 
HEICO CORP [ HEI, HEI.A ] 	5. Relationship of Reporting Person(s) to Issuer 
(Check all applicable) 
X	Director		10% Owner	
X	Officer (give title below)		Other (specify below)	
Co-President 	
		
	3. Date of Earliest Transaction (Month/Day/Year)
10/09/2018 		
	4. If Amendment, Date of 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	
	
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 Stock								831,662(1) 	D		
Class A Common Stock								342,008(1) 	D		
Common Stock								15,228(1) 	I	By Keogh Account	
Class A Common Stock								10,080(1) 	I	By Keogh Account	
Common Stock								285,805(1) 	I	By Trusts(2) 	
Class A Common Stock								243,285(1) 	I	Owned by Corporation(3) 	
Common Stock								392,718(1) 	I	Owned by Partnership(4) 	
Common Stock								4,523(1) 	I	As custodian for minor children	
Class A Common Stock								5,207(1) 	I	As custodian for minor children	
Common Stock								111,067(1) 	I	By 401(k)(5) 	
Class A Common Stock								105,627(1) 	I	By 401(k)(5) 	
Class A Common Stock								9,366(1) 	I	By 409A Plan(6) 	
Common Stock	10/09/2018		P		1,312	A	$88.2103 	1,312	I	By 409A Plan(6) 	
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 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: 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					
Explanation of Responses:	
1. All shares reflect the impact of a 5-for-4 stock split that was effected on June 28,2018	
2. Represents shares gifted by the Reporting Person to trusts for the benefit of the Reporting Person's immediate family members and whose Trustee is the Reporting Person.	
3. Represents shares owned by Mendelson International Corporation whose stock is owned solely by the Reporting Person and Victor Mendelson, the brother of the Reporting Person.	
4. Represents shares owned by EAM Management Limited Partners, a partnership whose sole general partner is a corporation controlled by the Reporting Person.	
5. Represents shares held for the benefit of the Reporting Person by the HEICO Corporation 401(k), based on a plan statement dated October 8, 2018.	
6. Represents shares held for the Reporting Person by the HEICO Leadership Compensation Plan (409A Plan).	
Remarks:	
	
	/s/ Eric A. Mendelson	10/10/2018	
	** 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.	
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.