Mark Welton) - 10 Nov 2025 Form 4 Insider Report for IMAX CORP (IMAX)

Reporting relationship: President IMAX Global Theatres
Issuer ticker: IMAX
Reported as of: 10 Nov 2025
Net transaction value: -$1,743,927
SEC form: 4
Accepted by SEC: 10 Nov 2025, 20:28:02 UTC
Prior SEC filing: 11 Mar 2025
Next SEC filing: 15 Dec 2025
Source filing: View source filing
Reporting owner signature: /s/ Kenneth I. Weissman (attorney-in-fact for Mark Welton)

Key filing fact

Mark Welton) filed Form 4 for IMAX CORP (IMAX) on 10 Nov 2025.

Key facts

This page summarizes Mark Welton)'s Form 4 filing for IMAX CORP (IMAX).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 10 Nov 2025, 20:28.

Change

Previous filing in this sequence was filed on 11 Mar 2025.
Current net transaction value: -$1,743,927.

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 0001255910 Primary reporting owner

WELTON MARK

Relationship: President IMAX Global Theatres
Address: 2525 SPEAKMAN DRIVE, C/O IMAX CORPORATION, MISSISSAUGA, ONTARIO, CANADA
Signature: /s/ Kenneth I. Weissman (attorney-in-fact for Mark Welton)
Signature date: 10 Nov 2025

Reported non-derivative transactions

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

IMAX transaction

common shares

Conversion of derivative security

Transaction value: $1,113,345
Shares: +49,504
Change %: +32%
Price: $22.49
Shares after: 202,827
Date: 10 Nov 2025
Ownership: Direct
Footnotes: F1

IMAX transaction

common shares

Sale

Transaction value: $1,743,927
Shares: -49,504
Change %: -24%
Price: $35.23
Shares after: 153,323
Date: 10 Nov 2025
Ownership: Direct

IMAX holding

common shares (opening balance)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 153,323
Date: 10 Nov 2025
Ownership: Direct

Reported derivative securities

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

IMAX transaction Derivative

stock options (to buy)

Conversion of derivative security

Transaction value: $1,113,345
Shares: -49,504
Change %: -100%
Price: $22.49
Shares after: 0
Date: 10 Nov 2025
Ownership: Direct
Underlying class: common shares
Underlying amount: 49,504
Exercise price: $22.49
Footnotes: F2, F3, F4

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

Represents the conversion upon exercise of stock options into common shares.

Footnote F2

These options were issued in 2019 and are set to expire on March 7, 2026.

Footnote F3

The stock options became exercisable in four installments: 9,900 on March 7, 2020, 12,376 on each of March 7, 2021 and March 7, 2022 and 14,852 on March 7, 2023.

Footnote F4

Mr. Welton's aggregate remaining outstanding restricted share unit and common share balances following these transactions will be 70,609 and 153,323, respectively.