# EDGAR Filing Document

**Accession Number:** 0001018164
**File Stem:** 0000905148-25-003779
**Filing Date:** 2025-11
**Character Count:** 9223
**Document Hash:** e8d71b73a09beaad6a15ffe179955941
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000905148-25-003779.hdr.sgml**: 20251105

**ACCESSION NUMBER**: 0000905148-25-003779

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251103

**FILED AS OF DATE**: 20251105

**DATE AS OF CHANGE**: 20251105

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Willis Austin Chandler
- **CENTRAL INDEX KEY:** 0001453104

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-15369
- **FILM NUMBER:** 251454146

**MAIL ADDRESS:**
- **STREET 1:** 4700 LYONS TECHNOLOGY
- **CITY:** COCONUT CREEK
- **STATE:** FL
- **ZIP:** 33073
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** WILLIS LEASE FINANCE CORP
- **CENTRAL INDEX KEY:** 0001018164
- **STANDARD INDUSTRIAL CLASSIFICATION:** WHOLESALE-MACHINERY, EQUIPMENT & SUPPLIES [5080]
- **ORGANIZATION NAME:** 07 Trade & Services
- **EIN:** 680070656
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 4700 LYONS TECHNOLOGY PARKWAY
- **CITY:** COCONUT CREEK
- **STATE:** FL
- **ZIP:** 33073
- **BUSINESS PHONE:** 5613499989

**MAIL ADDRESS:**
- **STREET 1:** 4700 LYONS TECHNOLOGY PARKWAY
- **CITY:** COCONUT CREEK
- **STATE:** FL
- **ZIP:** 33073

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

[x] Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Willis Austin Chandler<br><sub>(Last) (First) (Middle)</sub><br>4700 LYONS TECHNOLOGY PARKWAY<br><sub>(Street)</sub><br>COCONUT CREEK, FL 33073<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-11-03 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [ ] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_Chief Executive Officer_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>WILLIS LEASE FINANCE CORP [ WLFC ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Stock | 2025-11-03 |  | S<sup>(1)</sup> |  | 1496 | D | 125.7427<sup>(2)</sup> | 184567 | D |  |
| Common Stock | 2025-11-03 |  | S<sup>(1)</sup> |  | 714 | D | 126.3662<sup>(3)</sup> | 183853 | D |  |
| Common Stock | 2025-11-03 |  | S<sup>(1)</sup> |  | 1190 | D | 127.5879<sup>(4)</sup> | 182663 | D |  |
| Common Stock | 2025-11-03 |  | S<sup>(1)</sup> |  | 396 | D | 125.7427<sup>(2)</sup> | 3226 | I | Son<sup>(5)</sup> |
| Common Stock | 2025-11-03 |  | S<sup>(1)</sup> |  | 189 | D | 126.3662<sup>(3)</sup> | 3037 | I | Son<sup>(5)</sup> |
| Common Stock | 2025-11-03 |  | S<sup>(1)</sup> |  | 315 | D | 127.5879<sup>(4)</sup> | 2722 | I | Son<sup>(5)</sup> |
| Common Stock | 2025-11-03 |  | S<sup>(1)</sup> |  | 396 | D | 125.7427<sup>(2)</sup> | 3226 | I | Daughter<sup>(6)</sup> |
| Common Stock | 2025-11-03 |  | S<sup>(1)</sup> |  | 189 | D | 126.3662<sup>(3)</sup> | 3037 | I | Daughter<sup>(6)</sup> |
| Common Stock | 2025-11-03 |  | S<sup>(1)</sup> |  | 315 | D | 127.5879<sup>(4)</sup> | 2722 | I | Daughter<sup>(6)</sup> |
| Common Stock | 2025-11-03 |  | S<sup>(1)</sup> |  | 396 | D | 125.7427<sup>(2)</sup> | 23726 | I | Brother<sup>(7)</sup> |
| Common Stock | 2025-11-03 |  | S<sup>(1)</sup> |  | 189 | D | 126.3662<sup>(3)</sup> | 23537 | I | Brother<sup>(7)</sup> |
| Common Stock | 2025-11-03 |  | S<sup>(1)</sup> |  | 315 | D | 127.5879<sup>(4)</sup> | 23222 | I | Brother<sup>(7)</sup> |
| Common Stock |  |  |  |  |  |  |  | 2654 | I | Austin C. Willis 2019 Irrevocable Trust<sup>(8)</sup> |
| Common Stock |  |  |  |  |  |  |  | 8692 | I | CFW V 2016 Trust<sup>(9)</sup> |
| Common Stock |  |  |  |  |  |  |  | 232715 | I | 2019 Willis Family Trust<sup>(10)(11)</sup> |
| Common Stock |  |  |  |  |  |  |  | 405488 | I | CFW Partners<sup>(12)</sup> |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

---

### Footnotes:

(1) The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 3, 2025.

(2) This transaction was executed in multiple trades at prices ranging from $125.11 to $126.10, inclusive. The price reported reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares sold at each separate price within the range set forth in footnote (2) of this Form 4.

(3) This transaction was executed in multiple trades at prices ranging from $126.125 to $127.12, inclusive. The price reported reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares sold at each separate price within the range set forth in footnote (3) of this Form 4.

(4) This transaction was executed in multiple trades at prices ranging from $127.255 to $128.025, inclusive. The price reported reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares sold at each separate price within the range set forth in footnote (4) of this Form 4.

(5) Rooster A. Willis 2019 Trust, Austin Willis Trustee.

(6) Wilder Grace Willis 2019 Trust, Austin Willis Trustee.

(7) Charles F. Willis V 2019 Trust, Austin Willis Trustee.

(8) Austin C. Willis 2019 Irrevocable Trust, Mary Willis Trustee.

(9) Charles F. Willis V 2016 Trust, Austin Willis Trustee.

(10) 2019 Willis Family Trust, Austin Willis Trustee.

(11) Includes 213,415 shares having shared voting power of CFW Partners with Charles F. Willis IV.

(12) Shared voting power of CFW Partners with Charles F. Willis IV.

**Signature:** /s/ Austin C. Willis  
**Date:** 2025-11-05

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**