| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Parker Stephen Kenneth | EVP, Pres. & CEO, BDS | 929 LONG BRIDGE DRIVE, ARLINGTON | /s/ Jenn X. Hu, Attorney-in-Fact | 31 Jul 2025 | 0002076543 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | BA | Common Stock | Tax liability | $533,342 | -2,280 | -7.1% | $233.97 | 29,676 | 29 Jul 2025 | Direct | F1 |
| holding | BA | Common Stock | 0 | 29 Jul 2025 | By 401(k) Plan | F2 |
| Id | Content |
|---|---|
| F1 | Shares withheld for payment of taxes on vesting of restricted stock units; not an open market transaction. |
| F2 | Ownership in the issuer's 401(k) plan is represented by units in the issuer's common stock fund in the plan rather than shares of common stock. |