Willis Lease Finance Corp
WLFC- Exchange
- Nasdaq
- Industry
- Wholesale-Machinery, Equipment & Supplies
- SEC CIK
- 0001018164
In the last 90 days, Willis Lease Finance Corp insiders filed 1 open-market purchase and 9 sales; 175 institutions reported holding it in 13F filings for Q2 2026, worth $930.7M in total; no superinvestor holds it.
Holders of 5% or more of WLFC
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Willis Lease Finance Corp, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Willis Charles F IV | 13D/A | 44.79%3.43M shares | +3.38 ppfrom 41.41% | Apr 3, 20252 filings | Nov 18, 2025 | SEC |
| M3 Partners LP | 13G/A | 8.90%606.0K shares | +1.26 ppfrom 7.64% | Feb 13, 20252 filings | Nov 14, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
4 Schedule 13D and 13G filings on Willis Lease Finance Corp, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Nov 18, 20255:41 PM ET | Willis Charles F IVand 2 others | 13D/A | 44.79%3.43M shares | +3.38 ppfrom 41.41% | Nov 14, 2025 | SEC |
| Nov 14, 20259:00 AM ET | M3 Partners LPand 4 others | 13G/A | 8.90%606.0K shares | +1.26 ppfrom 7.64% | Sep 30, 2025 | SEC |
| Apr 3, 20256:44 PM ET | Willis Charles F IVand 2 others | 13D/A | 41.41%3.18M shares | – | Apr 1, 2025 | SEC |
| Feb 13, 202512:20 PM ET | M3 Partners LPand 4 others | 13G/A | 7.64%504.2K shares | – | Dec 31, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Willis Lease Finance Corp shares.
No Form 144 notices for Willis Lease Finance Corp are on file.