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): July 22, 2025

Willis Lease Finance Corporation

(Exact Name of Registrant as Specified in Charter)

Delaware	001-15369	68-0070656
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(I.R.S. Employer Identification Number)

4700 Lyons Technology Parkway

Coconut Creek, FL 33073

(Address of Principal Executive Offices) (Zip Code)

Registrant’s telephone number, including area code: (561) 349-9989

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	Name of exchange on which registered
Common Stock, $0.01 par value per share	WLFC	Nasdaq Global Market

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. o

Item 1.01 Entry into a Material Definitive Agreement.

On July 22, 2025, Willis Warehouse Facility LLC (the “Borrower”), a wholly owned subsidiary of Willis Lease Finance Corporation (“WLFC” or the “Company”), entered into that certain Amendment No. 1 to the Secured Credit Agreement (the “Amended Credit Agreement”) by and among the Borrower, the lenders party thereto, Bank of Utah, not in its individual capacity but solely as Security Trustee and Administrative Agent, and Bank of America, N.A., as Facility Agent, dated as of May 3, 2024.

The Amended Credit Agreement primarily includes the following changes, among other things, (i) an extension of the availability period of the commitments from May 3, 2026, to May 3, 2027, (ii) an extension of the final repayment date from May 3, 2029 to May 3, 2030, (iii) more favorable asset advance rates available to the Borrower, and (iv) reduced fees charged on undrawn loan commitments.

The foregoing description of the Amended Credit Agreement is qualified in its entirety by reference to such agreement, which will be filed as an exhibit to the Company’s Quarterly Report on Form 10-Q for the period ending September 30, 2025.

Item 2.03 Creation of a Direct Financial Obligation or an Obligation Under an Off-Balance Sheet Arrangement of a Registrant.

The information contained under Item 1.01 above is incorporated by reference into this Item 2.03.

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SIGNATURES

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 hereto duly authorized.

Dated: July 25, 2025

WILLIS LEASE FINANCE CORPORATION
By:	/s/ Scott B. Flaherty
	Scott B. Flaherty
	Executive Vice President and Chief Financial Officer

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