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, Inc. files its Annual Report describing a transformed 2025 after completing its acquisition of Pacific Premier on August 31, 2025 and unifying operations under the Columbia Bank brand. The bank now serves customers across Arizona, California, Colorado, Idaho, Nevada, Oregon, Texas, Utah, and Washington.
The company reports 6,005 employees as of December 31, 2025, a 27% workforce increase largely tied to the deal. Market data in the report show an aggregate market value of non‑affiliate common stock of $3.63 billion based on a June 30, 2025 share price of $23.38, with 295,550,687 shares outstanding as of January 31, 2026.
The filing highlights a “community banking at scale” strategy, expanded Southern California presence, broad commercial and consumer product offerings, and detailed sustainability, community investment, and human‑capital initiatives. Columbia and its bank subsidiary report being well‑capitalized, with CET1 ratios of 11.80% and 12.32% and total capital ratios of 13.63% and 13.26% as of year‑end 2025.
Stein Clint reported acquisition or exercise transactions in this Form 4 filing.
Columbia Banking System director and CEO Clint Stein received a grant of 56,017 restricted stock units on 02/18/2026 at a reference price of $31.24 per unit. These RSUs vest in equal installments of 33.33% per year over three years. After this award, Stein directly holds 185,155 restricted stock units in total.
Columbia Banking System reported an equity compensation grant to its EVP and Chief Financial Officer, Ivan A. Seda. He acquired 12,804 restricted stock units at a reference price of $31.24 per unit as a grant or award, increasing his direct holdings of this derivative security to 12,804 units.
According to the terms, the restricted stock units granted on February 18, 2026 will vest in three equal annual installments of 33.33% per year over three years, aligning a portion of the CFO’s compensation with the company’s future performance and share value over that period.
OGNALL ANDREW H reported acquisition or exercise transactions in this Form 4 filing.
Columbia Banking System EVP Chief Risk Officer Andrew H. Ognall received a grant of 8,002 restricted stock units on February 18, 2026. The award is scheduled to vest in roughly equal installments of 33.33% per year over three years, aligning part of his compensation with future company performance.
Nixon Torran B reported acquisition or exercise transactions in this Form 4 filing.
COLUMBIA BANKING SYSTEM, INC. Senior Executive VP Torran B. Nixon received a grant of 16,645 restricted stock units on 02/18/2026. These units were valued at $31.24 each at grant, and will vest 33.33% per year over three years. Following this award, Nixon holds 54,065 restricted stock units directly.
Namdar Frank reported acquisition or exercise transactions in this Form 4 filing.
Columbia Banking System EVP and Chief Credit Officer Frank Namdar reported an equity award and updated deferred compensation holdings. He received a grant of 8,002 restricted stock units at a reference price of $31.24 per unit, increasing his directly held restricted stock units to 16,460.
The restricted stock units were granted on February 18, 2026 and will vest 33.33% per year over three years, providing time-based incentive compensation. Namdar also reported 2,917 units of deferred compensation phantom stock under the company’s deferred compensation plan, which will be settled in cash after his employment ends.
Moore Devine David reported acquisition or exercise transactions in this Form 4 filing.
Columbia Banking System EVP and Chief Marketing Officer David Moore Devine received a grant of 2,800 restricted stock units on 02/18/2026. The units were valued at $31.24 per unit on the grant date and represent equity-based compensation rather than an open-market purchase.
The grant will vest in three equal installments of 33.33% per year over three years, encouraging longer-term retention. Following this award, Moore Devine holds a total of 5,619 restricted stock units directly.
Merrywell Christopher reported acquisition or exercise transactions in this Form 4 filing.
COLUMBIA BANKING SYSTEM, INC. Senior Executive VP Christopher Merrywell reported an equity compensation grant of 16,645 restricted stock units on 02/18/2026 at $31.24 per unit. After this award, he directly holds 56,304 units. The grant will vest 33.33% per year over three years.
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.