0001487712 2026-04-08 2026-04-08 true 0001487712 DE 8-K/A 2026-04-08 SUMISHO AIR LEASE CORPORATION 001-35121 27-1840403 2000 Avenue of the Stars Suite 1000N Los Angeles CA 90067 310 553-0555 false false false false false Explanatory Note This amended Current Report on Form 8-K (this “Amendment”) is being filed by Sumisho Air Lease Corporation (the “Company”) for the purpose of amending Item 2.05 of that certain Current Report on Form 8-K originally filed by the Company on April 14, 2026 (the “Original Form 8-K”) in connection with its workforce reduction implemented in connection with the closing of the merger involving the Company merging with and into Takeoff Merger Sub Inc., a Delaware corporation, with the Company surviving the merger as an indirect subsidiary of Sumisho Air Lease Corporation Designated Activity Company (formerly known as Gladiatora Designated Activity Company), an Irish private limited company. As noted in the Original Form 8-K, the Company was unable to reasonably estimate the costs and charges in connection with these actions as of the date of filing of the Original Form 8-K and this Amendment is being filed to provide such estimated costs and charges. Except as described below, all other information in the Original Form 8-K remains unchanged.