ImmunityBio, Inc.

(a)Compensatory Arrangements of Certain Officers

On February 17, 2026, the company approved the payment of cash bonuses as set forth below (the 2025 Bonuses) to the company’s named executive officers, consisting of Dr. Patrick Soon-Shiong, Richard Adcock and David Sachs (the NEOs) based on (i) the Compensation Committee’s assessment of the company’s achievement of pre-established performance measures pursuant to the company’s 2025 bonus plan under the Executive Incentive Compensation Plan, which reflect an estimated payout of approximately 77.4% of target amount for each NEO, based on preliminary, unaudited calculations subject to final closing procedures, and (ii) the Compensation Committee’s determination to award additional discretionary bonuses to each NEO as a reward for achievements for 2025 not otherwise reflected in the corporate performance measures of the 2025 bonus plan, such that the aggregate value of the cash bonus payout each NEO will receive pursuant to (i) and (ii) is equal to 100% of each NEO’s target annual bonus opportunity.

The 2025 Bonuses will be paid, less applicable taxes, on or about February 27, 2026.

(b)Adoption and Termination (including Modification) of Rule 10b5-1 and Certain Other Trading Arrangements by Directors and Officers

On December 18, 2025, Dr. Barry J. Simon, amember of our board of directors and our Chief Corporate Affairs Officer, adopted a written plan for the sale of up to 3,374,487 shares of our common stock that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) under the Exchange Act. The plan will expire on November 26, 2027, or on any earlier date on which all of the shares have been sold.

Other than noted above, none of our directors or officers, as defined in Rule 16a-1(f) under the Exchange Act, adopted or terminated a Rule 10b5-1 trading plan or arrangement or a non-Rule 10b5-1 trading plan or arrangement, as defined in Item 408(c) of Regulation S-K, during the three months ended December 31, 2025.