A Dark Vector Cognition product

Item 5. Other Information

2K characters. Original on sec.gov ·

Item 5. Other Information

RULE 10B5-1 TRADING ARRANGEMENT

The following table includes the material terms of each trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1 (c) under the Securities Exchange Act of 1934, as amended ("Rule 10b5-1 Plan") by our executive officers and directors during the three months ended October 3, 2025.

Name and titleDate of adoption**(1)**Date of terminationScheduled expiration date**(2)**Aggregate number of shares of common stock to be purchased or sold**(3)**
Elizabeth M. Porter, President Health & CivilSeptember 12, 2025N/AApril 8, 2026Up to 8,000 shares

(1) Transactions under each Rule 10b5-1 Plan commence no earlier than 90 days after adoption, or such later date as required by Rule 10b5-1.

(2) Each Rule 10b5-1 Plan may expire on such earlier date as all transactions are completed.

(3) Each Rule 10b5-1 Plan provides for shares to be sold on multiple predetermined dates.

Leidos Holdings, Inc.33

Table of Contents

PART II—OTHER INFORMATION

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