BigBear.ai (BBAI)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-03-31 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: BigBear.ai Holdings, Inc. (BBAI) CIK: 0001836981 --- Reporting Owner --- Name: McAleenan Kevin CIK: 0002052799 Role: Director, Officer (Chief Executive Officer) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-03-31 | Code: F (Payment of exercise/tax) Shares: -22,392 | Price: $3.04 Total Value: $68,071.68 Shares Owned After: 1,491,494 | Ownership: D (Direct) Footnotes: [F1] Represents shares withheld to satisfy tax withholding obligations on vesting of restricted stock units. [Transaction #2] Security: Common Stock Date: 2026-04-01 | Code: F (Payment of exercise/tax) Shares: -39,424 | Price: $3.52 Total Value: $138,772.48 Shares Owned After: 1,452,070 | Ownership: D (Direct) Footnotes: [F1] Represents shares withheld to satisfy tax withholding obligations on vesting of restricted stock units. --- Footnotes (Complete Index) --- F1: Represents shares withheld to satisfy tax withholding obligations on vesting of restricted stock units. --- Signature --- /s/ /s/ Sean Ricker as Attorney-in-Fact for Kevin McAleenan (2026-04-01)