Abiopharma

🔍 Stein Clint (Director)

Company: COLUMBIA BANKING SYSTEM, INC. (COLB)

Report Date: 2026-03-13

Detailed Transactions and Holdings:

• Acquired 18,171 shares of Common Stock at $26.23 per share (Direct)
  Date: 2026-03-13 | Code: M | equity_swap_involved: 0 | shares_owned_after: 158,735.00 | transaction_form_type: 4
• Sold 7,151 shares of Common Stock at $26.23 per share (Direct)
  Date: 2026-03-13 | Code: F | equity_swap_involved: 0 | shares_owned_after: 151,584.00 | transaction_form_type: 4
• Sold 18,171 shares of Restricted Stock Unit (Derivative)
  Date: 2026-03-13 | Code: M | equity_swap_involved: 0 | shares_owned_after: 166,984.00 | transaction_form_type: 4 | Footnotes: F1, F1, F1

Footnotes:

• F1: Restricted Stock Units convert into common stock on a one-for-one basis. On February 25, 2025, the reporting person was granted 54,511 Restricted Stock Units, which vest in three annual installments beginning on March 13, 2026.