Every Form 4 that Columbia Banking Systems Inc (COLB) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow COLB and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full COLB filings page.
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.
Senior Executive VP Christopher Merrywell of Columbia Banking System reported a tax-withholding disposition of common stock. On February 15, 2026, 1,706 shares of common stock were disposed of at $31.49 per share to cover tax obligations. After this transaction, Merrywell directly owned 44,257 common shares of the company.
COLUMBIA BANKING SYSTEM, INC. executive Aaron James Deer reported a tax-related share disposition. On February 15, 2026, he transferred 531 shares of common stock at $31.49 per share to cover tax obligations. After this tax-withholding disposition, he directly owned 41,843 common shares.
COLUMBIA BANKING SYSTEM, INC. executive Kumi Yamamoto Baruffi, EVP General Counsel and Corporate Secretary, reported a Form 4 transaction involving company common stock. The filing shows a tax-withholding disposition of 1,036 shares of common stock at a price of $31.49 per share on February 15, 2026. After this transaction, the reporting person directly owned 54,070 shares of common stock.
COLUMBIA BANKING SYSTEM, INC. executive Drew K. Anderson, EVP Chief Admin Officer, reported a tax-withholding disposition of 788 shares of common stock at $31.49 per share. This Form 4 shows the transaction reduced his directly held stake to 22,486 shares following the disposition.
Columbia Banking, Inc. director Luis Machuca reported additional deferred compensation phantom stock units tied to the company’s common stock. On 12/03/2025, 65 phantom stock units were accrued at $28.17, bringing his indirect deferred compensation balance to 47,182 units. On 02/04/2026, a further 562 phantom stock units were accrued at $31.12, increasing the balance to 47,744 units, all held indirectly through a deferred compensation arrangement. One accrual was executed by the plan administrator without his request, and all phantom stock will be paid under the plan’s terms after his employment ends.
Columbia Banking, Inc. Chair, President and CEO Clint Stein reported multiple stock transactions dated February 2, 2026 related to performance-based equity awards. He received 28,927 shares of common stock from performance restricted stock units granted on February 21, 2023 and 21,988 shares from units granted on March 15, 2023, both vesting based on the company’s relative return on tangible common equity for fiscal years 2023–2025 versus a Compensation Committee–approved peer group.
To cover tax withholding obligations tied to these vestings, 11,383 shares and 8,653 shares of common stock were withheld. After these transactions, Stein directly beneficially owned 154,275 shares of Columbia Banking common stock.
Columbia Banking System executive Andrew H. Ognall reported equity compensation activity involving common stock. On February 2, 2026, he acquired 4,510 shares at $29.69 per share, issued upon vesting of performance restricted stock units granted on February 21, 2023.
The award vested based on the issuer's relative return on tangible common equity for fiscal years 2023–2025 versus a Compensation Committee–approved peer group. To cover tax withholding on the vested shares, 1,929 shares were withheld at $29.69 per share. After these transactions, he directly held 74,937 shares and indirectly held 2,635 shares through a 401(k).
Columbia Banking, Inc. Senior Executive VP Torran B. Nixon reported equity compensation activity in company stock. On February 2, 2026, 13,844 shares of common stock were acquired at $29.69 per share upon vesting of performance restricted stock units granted on February 21, 2023. On the same date, 5,528 shares were withheld at $29.69 per share to cover tax obligations tied to this vesting. Following these transactions, Nixon directly owned 107,595 common shares, with additional indirect holdings of 3,650 shares through a family trust and 1,863 shares through a 401(k) plan.
Columbia Banking System EVP Chief Credit Officer Namdar Frank reported equity compensation activity in company stock. On February 2, 2026, he acquired 4,667 shares of common stock at $29.69 per share through the vesting of performance-based restricted stock units granted on February 21, 2023, which were tied to the issuer's relative return on tangible common equity for fiscal years 2023–2025.
On the same date, 2,383 shares were withheld at $29.69 per share to cover tax withholding obligations related to this vesting. After these transactions, Frank held 33,447 common shares directly and 4,113 shares indirectly through a 401(k) plan, reflecting his ongoing equity stake in the company.
Columbia Banking System EVP and Chief Marketing Officer David Moore Devine reported performance-based equity vesting and related tax withholding in common stock. On February 2, 2026, he acquired 2,095 shares at $29.69 per share from performance restricted stock units granted on February 21, 2023.
The units vested based on Columbia’s relative return on tangible common equity for fiscal years 2023–2025 versus a Compensation Committee–approved peer group. On the same date, 965 shares were withheld at $29.69 per share to cover tax obligations, leaving him with 23,267 directly owned shares of Columbia common stock.
Columbia Banking System Senior Executive VP Christopher Merrywell reported equity compensation activity in the company’s common stock. On February 2, 2026, he received 12,576 shares at $29.69 per share upon vesting of performance restricted stock units tied to relative return on tangible common equity for fiscal years 2023–2025.
On the same date, 4,949 shares at $29.69 per share were withheld to cover tax obligations related to this vesting. After these transactions, Merrywell directly owned 45,963 shares of Columbia Banking common stock.
Columbia Banking, Inc. reported an insider equity transaction by EVP Chief Strategy/Innovation Officer Aaron James Deer. On February 2, 2026, he acquired 2,620 shares of common stock at $29.69 per share from performance restricted stock units granted on February 21, 2023.
The units vested based on the company’s relative return on tangible common equity for fiscal years 2023–2025 versus a Compensation Committee–approved peer group. On the same date, 1,191 shares were withheld to cover tax obligations, leaving Deer with 42,374 common shares held directly.
Columbia Banking System executive Kumi Yamamoto Baruffi reported routine equity compensation activity. On February 2, 2026, she acquired 5,093 shares of common stock at $29.69 per share from performance-based restricted stock units granted on February 21, 2023. These units vested based on the company’s relative return on tangible common equity for fiscal years 2023–2025 versus a Compensation Committee–approved peer group. To cover tax withholding on the vested shares, 2,110 shares were withheld at $29.69 per share. After these transactions, she directly owns 55,106 shares of Columbia Banking, Inc. common stock.
Columbia Banking System executive reports stock grant and tax withholding. EVP Chief Admin Officer Anderson Drew K reported receiving 3,146 shares of Columbia Banking common stock on February 2, 2026 at $29.69 per share, following the vesting of performance-based restricted stock units granted in 2023.
On the same date, 1,710 shares were withheld at $29.69 per share to cover tax obligations related to this vesting. After these transactions, Anderson directly owned 23,274 shares of Columbia Banking common stock.
Columbia Banking, Inc. director Steven R. Gardner reported a sale of 13,725 shares of common stock at $29.43 per share through his self-directed 401(k) plan to meet mandatory liquidation requirements in connection with a rollover. Following this transaction, he is shown as indirectly beneficially owning 570,370 shares of common stock through a family trust. The filing also clarifies that 232,150 shares had previously been inadvertently reported as directly owned but are in fact indirectly owned via this family trust.
Columbia Banking System executive Aaron James Deer, EVP Chief Strategy/Innovation Officer, reported two stock-related transactions in Columbia Banking, Inc. common stock. On January 20, 2026, he forfeited 325 shares at a stated price of $0, tied to performance-based restricted stock units granted on February 21, 2023, after a total shareholder return target was not met. On the same date, 776 shares were withheld at $28.35 per share to cover tax obligations arising from the vesting of previously issued restricted stock units. After these transactions, Deer directly owned 40,945 shares of Columbia Banking common stock.
Columbia Banking System executive Namdar Frank reported routine equity adjustments related to prior stock awards. On January 20, 2026, 579 shares of common stock were forfeited under performance-based restricted stock units granted on February 21, 2023 because the total shareholder return target was not met at the target level.
On the same date, 1,652 shares were withheld at $28.35 per share to cover Frank’s tax obligations upon vesting of previously issued restricted stock units. After these transactions, Frank directly held 31,163 common shares and indirectly held 4,089 shares through a 401(k) plan, reflecting updated beneficial ownership rather than an open-market sale.
Columbia Banking, Inc. executive vice president and chief marketing officer David Moore Devine reported routine equity compensation adjustments in common stock on January 20, 2026. The filing shows 260 shares of common stock were forfeited under performance restricted stock units that were granted on February 21, 2023 because the company’s total shareholder return target was not met at target. An additional 628 shares of common stock were withheld to cover tax withholding obligations tied to the vesting of previously issued restricted stock units. Following these transactions, he directly holds 22,137 shares of Columbia Banking common stock.
Columbia Banking System EVP Chief Risk Officer Andrew H. Ognall reported equity award adjustments involving company common stock. On January 20, 2026, 559 shares of common stock were forfeited at $0 under performance restricted stock units granted on February 21, 2023 after the issuer’s total shareholder return target was not achieved at target levels. On the same date, 1,353 shares were withheld at $28.35 per share to cover his tax obligations tied to vesting restricted stock units. Following these transactions, Ognall beneficially owns 72,356 common shares directly and 2,635 common shares indirectly through a 401(k) plan.
Columbia Banking System executive Kumi Yamamoto Baruffi reported routine stock adjustments tied to performance awards and taxes. On January 20, 2026, 632 shares of common stock were forfeited at $0 under performance-based restricted stock units granted on February 21, 2023, after a total shareholder return target was not achieved at the target level. The same day, 1,508 shares were withheld at $28.35 per share to cover tax obligations from the vesting of restricted stock units. Following these transactions, the executive directly owned 52,123 shares of Columbia Banking common stock.
Columbia Banking System EVP Drew K. Anderson reported two stock transactions involving company common shares. On January 20, 2026, 390 shares were forfeited at $0 pursuant to performance-based restricted stock units granted on February 21, 2023, after the company’s total shareholder return target was not met at target. On the same date, 1,114 shares were withheld at $28.35 per share to cover tax obligations tied to the vesting of previously issued restricted stock units. After these transactions, Anderson directly owned 21,838 shares of Columbia Banking System common stock.
Columbia Banking System senior executive Torran B. Nixon reported routine changes in his COLB stock holdings. On January 20, 2026, he forfeited 1,717 shares of common stock at $0, tied to performance restricted stock units granted on February 21, 2023 that did not meet the issuer's total shareholder return target. On the same date, 3,873 shares were withheld at $28.35 per share to cover tax obligations from vesting restricted stock units.
After these transactions, Nixon directly owned 99,279 shares of common stock, and indirectly held 3,650 shares through the Nixon Family Trust and 1,855 shares through a 401(k) plan. He serves as Senior Executive Vice President of Columbia Banking System.
Columbia Banking System's Senior Executive VP Christopher Merrywell reported routine equity compensation adjustments in connection with restricted stock units. On January 20, 2026, he forfeited 1,560 shares of common stock tied to performance restricted stock units granted on February 21, 2023 after the company’s total shareholder return target was not achieved at target levels. On the same date, 3,496 shares were withheld at $28.35 per share to cover tax obligations arising from the vesting of previously issued restricted stock units. Following these transactions, Merrywell directly owns 38,336 shares of Columbia Banking common stock.
Columbia Banking, Inc. Chair, President and CEO Clint Stein reported several equity award-related changes in his common stock holdings on January 20, 2026. He forfeited 3,588 shares tied to performance restricted stock units granted on February 21, 2023 because a total shareholder return target was not met at target, and separately forfeited 2,727 shares from performance restricted stock units granted on March 14, 2023 for the same reason. In addition, 7,615 shares and 5,635 shares of common stock were withheld at a price of $28.35 per share to satisfy his tax withholding obligations associated with the vesting of previously issued restricted stock units. Following these transactions, Stein directly owned 123,396 shares of Columbia Banking common stock.
Columbia Banking System (COLB) director reported a Form 4 transaction involving deferred compensation. On 11/05/2025, the reporting person acquired 630 deferred compensation phantom stock units (Transaction Code: A) at a derivative price of $26.55 per unit. Following this accrual, the reporting person beneficially owns 47,117 derivative securities, held indirectly through the company’s deferred compensation plan. Per the plan, these units are payable after the individual’s employment ends.