IMAX insider Lister plans $1.16M share sale

IMAX CORP (IMAX) received a notice that insider Robert D. Lister plans to sell Class A Common Shares under Rule 144.

Available on EDGAR 09/10/2026 - 04:04 PM EDT Accepted by SEC EDGAR 09/10/2026 - 04:03 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

IMAX CORP (IMAX) received a notice that insider Robert D. Lister plans to sell Class A Common Shares under Rule 144. The planned sale covers 22,500 shares of Class A Common Shares through Merrill Lynch, with an aggregate market value of $1,160,577 and shares listed on the NYSE.

The shares relate to a vesting of restricted stock units dated March 7, 2026, and the proposed sale date is September 10, 2026. IMAX had 54,842,114 Class A Common Shares outstanding as referenced in the notice.

Key Figures

Shares to be sold: 22,500 shares Aggregate market value: $1,160,577 Shares outstanding: 54,842,114 shares +2 more

5 metrics

Shares to be sold 22,500 shares Class A Common Shares covered by the Rule 144 notice for Robert D. Lister

Aggregate market value $1,160,577 Aggregate market value of 22,500 IMAX Class A Common Shares in the planned sale

Shares outstanding 54,842,114 shares IMAX CORP Class A Common Shares outstanding as referenced in the notice

Proposed sale date September 10, 2026 Proposed date of sale under the Rule 144 notice

RSU vesting date March 7, 2026 Date of vesting of restricted stock units related to the shares

Key Terms

Rule 144, restricted stock units, aggregate market value, Class A Common Shares

4 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

restricted stock units financial

"Vesting of restricted stock units | Issuer"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

aggregate market value financial

"Class A Common Shares | Merrill Lynch ... | 22500 | 1160577"

Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

Class A Common Shares financial

"Class A Common Shares | Merrill Lynch One Bryant Park"

A Class A common share is a specific type of ordinary company share that represents an ownership stake and usually carries particular voting rights or payout priorities compared with other share classes. For investors it matters because those differences affect how much influence you have over company decisions, how dividends or liquidation proceeds might be distributed, and how easily the shares trade — like choosing between car models where one has extra features (more control) and another focuses on price or availability (liquidity).

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Form 144 filing disclose for IMAX (IMAX)?

The filing states that insider Robert D. Lister plans to sell 22,500 Class A Common Shares of IMAX CORP under Rule 144, through Merrill Lynch on the NYSE, with an aggregate market value of $1,160,577 as indicated in the notice.

How many IMAX (IMAX) shares are covered by this Rule 144 notice?

The notice covers 22,500 Class A Common Shares of IMAX CORP to be sold for the account of Robert D. Lister. These shares are proposed for sale through Merrill Lynch on the NYSE.

What is the aggregate market value of IMAX (IMAX) shares in this planned sale?

The planned sale has an aggregate market value of $1,160,577 for the 22,500 Class A Common Shares of IMAX CORP referenced in the Form 144 filing.

When are the IMAX (IMAX) shares expected to be sold under this Form 144?

The proposed sale date for the 22,500 Class A Common Shares is September 10, 2026, as indicated in the Rule 144 notice filed for IMAX CORP.

How were the IMAX (IMAX) shares being sold under Rule 144 acquired?

The shares are tied to a vesting of restricted stock units dated March 7, 2026, with the issuer listed as providing the shares as compensation to Robert D. Lister.

How many IMAX (IMAX) Class A Common Shares are outstanding in this notice?

The notice references 54,842,114 Class A Common Shares outstanding for IMAX CORP in connection with the planned Rule 144 sale by Robert D. Lister.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001255900
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	IMAX Corp
SEC File Number	001-35066
Address of Issuer	902 Broadway FL 20 New York NEW YORK 10010
Phone	2128210142
Name of Person for Whose Account the Securities are To Be Sold	Robert D. Lister
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Class A Common Shares	Merrill Lynch One Bryant Park, 28th Floor New York NY 10036	22500	1160577	54842114	09/10/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Class A Common	03/07/2026	Vesting of restricted stock units	Issuer			22500	03/07/2026	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	09/10/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	Robert D. Lister
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)