Abiopharma

🔍 Heery Christopher (Executive)

Company: Arcellx, Inc. (ACLX)

Report Date: 2026-01-02

Detailed Transactions and Holdings:

• Acquired 13,021 shares of Common Stock (Direct)
  Date: 2026-01-02 | Code: M | equity_swap_involved: false | shares_owned_after: 13,615.00 | transaction_form_type: 4 | Footnotes: F1
• Acquired 16,520 shares of Common Stock (Direct)
  Date: 2026-01-03 | Code: M | equity_swap_involved: false | shares_owned_after: 30,135.00 | transaction_form_type: 4
• Acquired 13,064 shares of Common Stock (Direct)
  Date: 2026-01-06 | Code: M | equity_swap_involved: false | shares_owned_after: 43,199.00 | transaction_form_type: 4
• Acquired 67,708 shares of Restricted Stock Unit (Derivative)
  Date: 2026-01-02 | Code: A | equity_swap_involved: false | shares_owned_after: 67,708.00 | transaction_form_type: 4 | Footnotes: F2, F3, F3
• Sold 13,021 shares of Restricted Stock Unit (Derivative)
  Date: 2026-01-02 | Code: M | equity_swap_involved: false | shares_owned_after: 13,021.00 | transaction_form_type: 4 | Footnotes: F2, F4, F4
• Sold 16,520 shares of Restricted Stock Unit (Derivative)
  Date: 2026-01-03 | Code: M | equity_swap_involved: false | transaction_form_type: 4 | Footnotes: F2, F5, F5
• Sold 13,064 shares of Restricted Stock Unit (Derivative)
  Date: 2026-01-06 | Code: M | equity_swap_involved: false | shares_owned_after: 39,194.00 | transaction_form_type: 4 | Footnotes: F2, F6, F6

Footnotes:

• F1: Includes 284 shares acquired under the Issuer's 2022 Employee Stock Purchase Plan on May 14, 2025, and 310 shares acquired under the Issuer's 2022 Employee Stock Purchase Plan on November 14, 2024.
• F2: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
• F3: Subject to the Reporting Person continuing to be a Service Provider (as defined in the Issuer's 2022 Equity Incentive Plan) through each applicable vesting date, one-fourth (1/4th) of the RSUs subject to the award will vest each year following the RSU Grant Date on the same day of the month as the RSU Grant Date (or, if there is no corresponding day in a particular month, then the last day of the month) over four (4) years. "RSU Grant Date" shall mean January 2, 2026.
• F4: Subject to the Reporting Person continuing to be a Service Provider (as defined in the Issuer's 2022 Equity Incentive Plan) through each applicable vesting date, one-third (1/3rd) of the RSUs subject to the award will vest each year following the RSU Grant Date on the same day of the month as the RSU Grant Date (or, if there is no corresponding day in a particular month, then the last day of the month) over three (3) years. "RSU Grant Date" shall mean January 2, 2024.
• F5: Subject to the Reporting Person continuing to be a Service Provider (as defined in the Issuer's 2022 Equity Incentive Plan) through each applicable vesting date, one-third (1/3rd) of the RSUs subject to the award will vest each year following the RSU Grant Date on the same day of the month as the RSU Grant Date (or, if there is no corresponding day in a particular month, then the last day of the month) over three (3) years. "RSU Grant Date" shall mean January 3, 2023.
• F6: Subject to the Reporting Person continuing to be a Service Provider (as defined in the Issuer's 2022 Equity Incentive Plan) through each applicable vesting date, one-fourth (1/4th) of the RSUs subject to the award will vest each year following the RSU Grant Date on the same day of the month as the RSU Grant Date (or, if there is no corresponding day in a particular month, then the last day of the month) over four (4) years. "RSU Grant Date" shall mean January 6, 2025.