Lakely Brock reported acquisition or exercise transactions in this Form 4 filing.
COLUMBIA BANKING SYSTEM, INC. executive Lakely Brock, EVP and Chief Accounting Officer, received a grant of 5,601 restricted stock units on February 18, 2026 at a reference price of $31.24 per unit. The award vests in three equal annual installments and brings Brock’s directly held RSUs to 10,656.
Giem Judi reported acquisition or exercise transactions in this Form 4 filing.
Columbia Banking System, Inc. executive Judi Giem, EVP and Chief Human Resources Officer, reported an equity compensation grant in the form of 8,322 restricted stock units on February 18, 2026. The grant was recorded at a reference price of $31.24 per unit and represents a non-cash award rather than an open-market purchase.
After this grant, Giem directly holds a total of 15,501 restricted stock units. According to the disclosure, the award will vest in installments of 33.33% per year over three years, meaning the units become deliverable as shares over time if service-based conditions are met.
Deer Aaron James reported acquisition or exercise transactions in this Form 4 filing.
Columbia Banking System, Inc. executive Aaron James Deer, EVP Chief Strategy/Innovation Officer, reported receiving a grant of 4,001 restricted stock units on February 18, 2026 at a reference price of $31.24 per unit. The award will vest 33.33% per year over three years, and his directly held restricted stock units total 8,700 after this grant.
BARUFFI KUMI YAMAMOTO reported acquisition or exercise transactions in this Form 4 filing.
Columbia Banking System executive receives stock-based compensation. EVP and General Counsel Kumi Yamamoto Baruffi was granted 8,322 restricted stock units at $31.24 per unit. The award vests 33.33% per year over three years, bringing her directly held RSU balance to 15,464 units after the grant.
COLUMBIA BANKING SYSTEM, INC. executive Drew K. Anderson, EVP Chief Admin Officer, reported an equity award of 8,002 restricted stock units on February 18, 2026. The filing values the grant at $31.24 per unit. After this award, Anderson holds 53,113 derivative securities in total.
The restricted stock units were granted on February 18, 2026 and will vest in installments of 33.33% per year over three years. This represents a compensation-related acquisition of stock-based incentives rather than an open-market share purchase or sale.
COLUMBIA BANKING SYSTEM, INC. Chair, President and CEO Clint Stein reported a tax-related share disposition under an equity award. On this Form 4, he transferred 3,922 shares of common stock at $31.49 per share to cover tax obligations. After this transaction, he directly holds 150,353 common shares.
Columbia Banking System executive reports tax-related share disposition
EVP and Chief Risk Officer Andrew H. Ognall reported a tax-withholding disposition of 931 shares of Columbia Banking System common stock at $31.49 per share. After this transaction, he directly held 74,006 shares, plus 2,635 shares held indirectly through a 401(k) plan.
COLUMBIA BANKING SYSTEM, INC. Senior Executive VP Torran B. Nixon reported a tax-withholding share disposition. On February 15, 2026, 1,905 shares of common stock were used to cover taxes at $31.49 per share, leaving 105,690 shares held directly. He also reports indirect holdings of 3,650 shares through a family trust and 1,869 shares in a 401(k).
COLUMBIA BANKING SYSTEM, INC. executive Frank Namdar, EVP Chief Credit Officer, reported a tax-withholding disposition of 1,169 shares of common stock at $31.49 per share. This transaction satisfied tax obligations rather than representing an open-market sale. Following the transaction, he directly held 32,278 shares and indirectly held 4,126 shares through a 401(k) plan.
Columbia Banking System executive reports tax-related share disposition. EVP and Chief Marketing Officer David Moore Devine reported a tax-withholding disposition of 485 shares of common stock at $31.49 per share. After this transaction, he directly owns 22,782 shares of Columbia Banking System common stock.