BOEING CO (BA) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-07-01 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: BOEING CO (BA) CIK: 0000012927 --- Reporting Owner --- Name: Buckley Mortimer J CIK: 0002041310 Role: Director --- Derivative Transactions --- [Transaction #1] Security: Phantom Stock Units Date: 2026-07-01 | Code: A (Grant or award) Shares: +383 | Price: $0.00 Shares Owned After: 2,934.751 | Ownership: D (Direct) Footnotes: [F1] Phantom stock units are convertible into common stock on a 1-for-1 basis. [F2] Phantom stock units awarded or acquired in lieu of director cash compensation. [F3] Pursuant to The Deferred Compensation Plan for Directors of The Boeing Company, phantom stock units are distributed as shares of common stock after the reporting person's termination of services as a director. [F3] Pursuant to The Deferred Compensation Plan for Directors of The Boeing Company, phantom stock units are distributed as shares of common stock after the reporting person's termination of services as a director. --- Footnotes (Complete Index) --- F1: Phantom stock units are convertible into common stock on a 1-for-1 basis. F2: Phantom stock units awarded or acquired in lieu of director cash compensation. F3: Pursuant to The Deferred Compensation Plan for Directors of The Boeing Company, phantom stock units are distributed as shares of common stock after the reporting person's termination of services as a director. --- Signature --- /s/ /s/ Jenn X. Hu, Attorney-in-Fact (2026-07-06)