Victor H. Mendelson - 27 May 2026 Form 4 Insider Report for HEICO CORP (HEI)

Reporting relationship: Co-COB and Co-CEO, Director, Member of 10% owner group
Issuer ticker: HEI
Reported as of: 27 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 29 May 2026, 16:46:35 UTC
Prior SEC filing: 22 Dec 2025
Next SEC filing: 01 Jul 2026
Source filing: View source filing
Reporting owner signature: /s/ Victor H. Mendelson

Key filing fact

Victor H. Mendelson filed Form 4 for HEICO CORP (HEI) on 29 May 2026.

Key facts

This page summarizes Victor H. Mendelson's Form 4 filing for HEICO CORP (HEI).
1 reported transaction and 4 derivative rows are listed below.
Accepted by SEC: 29 May 2026, 16:46.

Change

Previous filing in this sequence was filed on 22 Dec 2025.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001031082 Primary reporting owner

MENDELSON VICTOR H

Relationship: Co-COB and Co-CEO, Director, Member of 10% owner group
Address: 825 BRICKELL BAY DRIVE, SUITE 1644, MIAMI
Signature: /s/ Victor H. Mendelson
Signature date: 29 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

HEI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 1,274,308
Date: 27 May 2026
Ownership: Direct

HEI holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 215,911
Date: 27 May 2026
Ownership: Direct

HEI holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 189,030
Date: 27 May 2026
Ownership: Owned by Corporation
Footnotes: F1

HEI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 172,515
Date: 27 May 2026
Ownership: Owned by Partnership
Footnotes: F2

HEI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 4,762
Date: 27 May 2026
Ownership: As custodian for children

HEI holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 19,136
Date: 27 May 2026
Ownership: As custodian for children

HEI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 93,198
Date: 27 May 2026
Ownership: By 401(k)
Footnotes: F3

HEI holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 88,439
Date: 27 May 2026
Ownership: By 401(k)
Footnotes: F3

HEI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 921
Date: 27 May 2026
Ownership: By Keogh Account

HEI holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 16,133
Date: 27 May 2026
Ownership: By Keogh Account

HEI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 570,852
Date: 27 May 2026
Ownership: By Trusts
Footnotes: F4

HEI holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 137,199
Date: 27 May 2026
Ownership: By Trusts
Footnotes: F4

HEI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 28,819
Date: 27 May 2026
Ownership: By Trusts
Footnotes: F5

HEI holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 8,465
Date: 27 May 2026
Ownership: By Trusts
Footnotes: F5

HEI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 4,072
Date: 27 May 2026
Ownership: By 409A Plan
Footnotes: F6

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

HEI transaction Derivative

Option (Right to purchase Common Stock)

Award

Transaction value
Shares: +10,000
Change %
Price: $0.000000^*
Shares after: 10,000
Date: 27 May 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 10,000
Exercise price: $256.01
Footnotes: F8

HEI holding Derivative

Option (Right to purchase Common Stock)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 115,313
Date: 27 May 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 115,313
Exercise price: $44.96
Footnotes: F7

HEI holding Derivative

Option (Right to purchase Common Stock)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 125,000
Date: 27 May 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 125,000
Exercise price: $70.66
Footnotes: F7

HEI holding Derivative

Option (Right to purchase Common Stock)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 62,500
Date: 27 May 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 62,500
Exercise price: $163.35
Footnotes: F7

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 8 footnotes

Footnote F1

Represents shares owned by Mendelson International Corporation whose stock is owned solely by the Reporting Person and Eric Mendelson, the brother of the Reporting Person.

Footnote F2

Represents shares owned by VHM Management Limited Partners, a partnership whose sole general partner is a corporation controlled by the Reporting Person.

Footnote F3

Represents shares held for the benefit of the Reporting Person by the HEICO Corporation 401(k), based on a plan statement dated May 26, 2026.

Footnote F4

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.

Footnote F5

Represents shares owned by the Victor H. Mendelson Revocable Investment Trust which is owned solely by the Reporting Person.

Footnote F6

Represents shares held for the reporting person by the HEICO Corporation Leadership Compensation Plan (409A Plan).

Footnote F7

These options become exercisable 20% per year over five years from the date of Grant.

Footnote F8

Represents the vesting of the first tranche (20%) of performance-based stock options originally granted on March 14, 2025. Vesting occurred upon certification by the Compensation Committee on May 27, 2026 that the applicable performance conditions for the first measurement interval were achieved.