Daniel Manwaring) - 07 Mar 2026 Form 4/A - Amendment Insider Report for IMAX CORP (IMAX)

Reporting relationship: CEO, IMAX China Holding, Inc.
Issuer ticker: IMAX
Reported as of: 07 Mar 2026
Net transaction value: $0
SEC form: 4/A - Amendment
Accepted by SEC: 06 Apr 2026, 16:30:14 UTC
Original report date: 10 Mar 2026
Prior SEC filing: 02 Apr 2025
Source filing: View source filing
Reporting owner signature: /s/ Kenneth Weissman (attorney-in-fact for Daniel Manwaring)

Key filing fact

Daniel Manwaring) filed Form 4/A - Amendment for IMAX CORP (IMAX) on 06 Apr 2026.

Key facts

This page summarizes Daniel Manwaring)'s Form 4/A - Amendment filing for IMAX CORP (IMAX).
6 reported transactions and 3 derivative rows are listed below.
Accepted by SEC: 06 Apr 2026, 16:30.

Change

Previous filing in this sequence was filed on 02 Apr 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/A - Amendment disclosures.

View source filing

Reporting Owners (1)

CIK 0001973982 Primary reporting owner

Manwaring Daniel

Relationship: CEO, IMAX China Holding, Inc.
Address: C/O IMAX CORPORATION, 902 BROADWAY, FLOOR 20, NEW YORK
Signature: /s/ Kenneth Weissman (attorney-in-fact for Daniel Manwaring)
Signature date: 06 Apr 2026

Reported non-derivative transactions

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

IMAX transaction

common shares

Options Exercise

Transaction value
Shares: +7,409
Change %: +146%
Price: $0.000000^*
Shares after: 12,487
Date: 07 Mar 2026
Ownership: Direct
Footnotes: F1

IMAX transaction

common shares

Options Exercise

Transaction value
Shares: +4,666
Change %: +37%
Price: $0.000000^*
Shares after: 17,153
Date: 07 Mar 2026
Ownership: Direct
Footnotes: F1

IMAX transaction

common shares

Tax liability

Transaction value
Shares: -4,790
Change %: -28%
Price: $40.80^*
Shares after: 12,363
Date: 07 Mar 2026
Ownership: Direct
Footnotes: F2

IMAX holding

common shares (opening balance)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 5,078
Date: 07 Mar 2026
Ownership: Direct

Reported derivative securities

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

IMAX transaction Derivative

restricted share units

Options Exercise

Transaction value
Shares: -7,409
Change %: -50%
Price: $0.000000^*
Shares after: 7,410
Date: 07 Mar 2026
Ownership: Direct
Underlying class: common shares
Underlying amount: 7,409
Exercise price: $0.000000
Footnotes: F3, F4, F5, F8

IMAX transaction Derivative

restricted share units

Options Exercise

Transaction value
Shares: -4,666
Change %: -33%
Price: $0.000000^*
Shares after: 9,334
Date: 07 Mar 2026
Ownership: Direct
Underlying class: common shares
Underlying amount: 4,666
Exercise price: $0.000000
Footnotes: F3, F4, F6, F8

IMAX transaction Derivative

restricted share units

Award

Transaction value
Shares: +5,072
Change %
Price: $0.000000^*
Shares after: 5,072
Date: 07 Mar 2026
Ownership: Direct
Underlying class: common shares
Underlying amount: 5,072
Exercise price: $0.000000
Footnotes: F3, F4, F7, F8

^* 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 the conversion of vested restricted share units into common shares.

Footnote F2

Mr. Manwaring is reporting the withholding of common shares by IMAX Corporation to satisfy the tax withholding obligations in connection with the delivery of common shares upon the conversion of the restricted shares unit transaction.

Footnote F3

Each restricted share unit represents a contingent right to receive one common share of IMAX Corporation.

Footnote F4

Each restricted share unit is the economic equivalent of one common share of IMAX Corporation.

Footnote F5

The restricted share units vest and will be converted to common shares in three installments: 7,409 on each of March 7, 2025 and March 7, 2026 and 7,410 on March 7, 2027.

Footnote F6

The restricted share units vest and will be converted to common shares in three installments: 4,666 on each of March 7, 2026 and March 7, 2027 and 4,668 on March 7, 2028.

Footnote F7

The restricted share units vest and will be converted to common shares in three installments: 1,690 on each of March 7, 2027 and March 7, 2028 and 1,692 on March 7, 2029.

Footnote F8

This represents the number of restricted share units for this transaction only. Mr. Manwaring's aggregate remaining restricted share units and common share balances following these transactions are 21,816 and 12,363, respectively.

SEC remarks

This Form 4/A amends the Form 4 previously filed on March 10, 2026 (the "Original Form 4") solely to correct the number of shares that were withheld by IMAX Corporation to satisfy tax withholding obligations arising from the vesting of Mr. Manwaring's restricted share units and the resulting amount of securities beneficially owned by Mr. Manwaring following such transaction. Accordingly, this Form 4/A amends the Original Form 4 by correcting: (1) the amount appearing on Table I, Column 4, Row 4 from 5,435 to 4,790; (2) the amount appearing on Table I, Column 5, Row 4 from 11,718 to 12,363; and (3) the number of remaining common share balance in footnote 8 from 11,718 to 12,363. The remaining information in the Original Form 4 is not otherwise amended hereby.