Welcome to our dedicated page for Columbia Bank SEC filings (Ticker: COLB), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Columbia Banking System, Inc. (COLB) SEC filings page on Stock Titan provides direct access to the company’s regulatory disclosures as filed with the U.S. Securities and Exchange Commission. Columbia is a Washington‑incorporated bank holding company whose common stock trades on The Nasdaq Stock Market LLC under the symbol COLB, and its filings offer detailed insight into the operations of Columbia Bank and related subsidiaries.
Investors can use this page to locate current reports on Form 8‑K, which Columbia files to report material events. Recent 8‑Ks describe items such as quarterly and annual earnings releases, authorization of cash dividends, approval of a common stock repurchase program, completion of the all‑stock acquisition of Pacific Premier Bancorp, Inc., and regulatory approvals for that transaction. Other 8‑Ks document leadership and governance changes, including the appointment of executive officers like the Chief Financial Officer and Chief Accounting Officer, transitions of existing executives into advisory roles, and the addition of former Pacific Premier directors to Columbia’s Board of Directors and its committees.
Filings related to the Pacific Premier acquisition, including the initial Form 8‑K and subsequent Form 8‑K/A amendments, provide detail on the merger structure, exchange ratio, treatment of equity awards, and pro forma financial information for the combined company. Additional 8‑K items reference joint press releases, consulting agreements, and regulatory approvals from banking authorities that were required to complete the transaction.
On Stock Titan, these SEC filings are supplemented with AI‑powered summaries designed to highlight the key points of each document, such as the nature of a reported event, its potential impact on Columbia’s capital, governance or operations, and any notable terms in attached exhibits. Users can quickly scan high‑level explanations of earnings‑related 8‑Ks, dividend and buyback announcements, merger disclosures, and executive compensation or transition agreements, while retaining the ability to review the full text of each filing for comprehensive analysis.
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, Inc. (COLB) has a shareholder filing to sell common stock under Rule 144. The notice covers 13,725 shares of common stock to be sold through Fidelity Brokerage Services LLC on or about 01/30/2026 on the NASDAQ market, with an aggregate market value of
The shares to be sold were originally acquired in two open market purchases from the issuer: 4,575 common shares on 11/21/2013 and 9,150 common shares on 04/25/2014, both paid in cash on their respective acquisition dates. The person for whose account the securities are to be sold represents that they do not know of any material adverse, non‑public information about the issuer’s current or prospective operations.
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.
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