AAR CORP. (NYSE: AIR) shares Q1 results for period ended Aug. 31, 2025

Rhea-AI Filing Summary

AAR CORP. reported its financial results for the first quarter ended August 31, 2025 and made them available through a press release and a supplemental slide presentation. These materials, dated September 23, 2025, are included as Exhibit 99.1 and Exhibit 99.2 and provide details on the company’s quarterly performance. The information is furnished under the rules for current reports and is not treated as filed for liability purposes unless specifically incorporated into another SEC filing.

8-K Event Classification

2 items: 2.02, 9.01

2 items

Item 2.02 Results of Operations and Financial Condition Financial

Disclosure of earnings results, typically an earnings press release or preliminary financials.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, and exhibit attachments filed with this report.

Understanding 8-K Material Events →

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Common Stock, $1.00 par value AIR

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of Earliest Event Reported): September 23, 2025

AAR CORP.

(Exact name of registrant as specified in its charter)

Delaware		1-6263		36-2334820
(State of Incorporation)		(Commission File Number)		(IRS Employer Identification No.)

One AAR Place

1100 N. Wood Dale Road

Wood Dale, Illinois 60191

(Address and Zip Code of Principal Executive Offices)

Registrant’s telephone number, including area code: (630) 227-2000

Not Applicable

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

¨    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of Each Class		Trading Symbol(s)		Name of Each Exchange on Which Registered
Common Stock, $1.00 par value		AIR		New York Stock Exchange
				NYSE Texas

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule  405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).                             Emerging growth company ¨

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ¨

Item 2.02 Results of Operations and Financial Condition.

On September 23, 2025, AAR CORP. (the “Company”) issued a press release and supplemental slide presentation reporting the Company’s financial results for the first quarter ended August 31, 2025. Copies of the Company’s press release and supplemental slide presentation are attached hereto as Exhibit 99.1 and Exhibit 99.2, respectively.

The information furnished under Item 2.02 of this Current Report on Form 8-K and the exhibit attached hereto shall not be deemed to be “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section. It may only be incorporated by reference in another filing under the Exchange Act or Securities Act of 1933, as amended, if such subsequent filing specifically references this Form 8-K.

Item 9.01 Financial Statements and Exhibits.

(d)  Exhibits.

Exhibit No.		Description
99.1		Press Release issued by AAR CORP. dated September 23, 2025.
99.2		Slide Presentation by AAR CORP. dated September 23, 2025.
104		Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Date: September 23, 2025

AAR CORP.

By:

/s/ SEAN M. GILLEN

Sean M. Gillen

Senior Vice President and Chief Financial Officer

(Principal Financial Officer)

FAQ

What did AAR CORP. (AIR) disclose in this Form 8-K?

AAR CORP. furnished a press release and supplemental slide presentation reporting its financial results for the first quarter ended August 31, 2025.

What period do the reported AAR CORP. (AIR) results cover?

The results cover AAR CORP.’s first quarter ended August 31, 2025.

Which exhibits contain AAR CORP. (AIR) first-quarter 2025 results?

Exhibit 99.1 contains the press release and Exhibit 99.2 contains the slide presentation, both dated September 23, 2025.

Is the AAR CORP. (AIR) first-quarter 2025 information considered filed with the SEC?

The first-quarter information is furnished, not deemed filed, and is not subject to Section 18 liabilities unless specifically incorporated by reference in another SEC filing.

Who signed the AAR CORP. (AIR) Form 8-K for the first-quarter 2025 results?

The report was signed on behalf of AAR CORP. by Sean M. Gillen, Senior Vice President and Chief Financial Officer, as the principal financial officer.