Columbia Banking System Inc. Common Stock (NASDAQ:COLB)

Real-time price: | Most recent change:0.00%

Columbia Banking System, Inc. is a registered bank holding company whose wholly owned subsidiary, Columbia State Bank,conducts a full-service commercial banking business. Headquartered in Tacoma, Washington, the Company provides a full range of banking services to small and medium-sized businesses, professionals and other individuals through banking offices located in the Tacoma metropolitan area and contiguous parts of the Puget Sound region of Washington, as well as the Longview and Woodland communities in southwestern Washington....

+See More


Here we provide our AYA proprietary alpha stock signals for all premium members on our AYA fintech network platform. Specifically, a high Fama-French multi-factor dynamic conditional alpha suggests that the stock is likely to consistently outperform the broader stock market benchmarks such as S&P 500, Dow Jones, Nasdaq, Russell 3000, MSCI USA, and MSCI World etc. Since March 2023, our proprietary alpha stock signals retain U.S. Patent and Trademark Office (USPTO) fintech patent protection, approval, and accreditation for 20 years. Our homepage and blog articles provide more details on this proprietary alpha stock market investment model with robust long-term historical backtest evidence.

Sharpe-Lintner-Black CAPM alpha (Premium Members Only) Fama-French (1993) 3-factor alpha (Premium Members Only) Fama-French-Carhart 4-factor alpha (Premium Members Only) Fama-French (2015) 5-factor alpha (Premium Members Only) Fama-French-Carhart 6-factor alpha (Premium Members Only) Dynamic conditional 6-factor alpha (Premium Members Only) Last update: Saturday 31 January 2026

Blog+More

The Chinese central bank has to circumvent offshore imports-driven inflation due to Renminbi currency misalignment.

Amy Hamilton

2019-07-07 18:36:00 Sunday ET

The Chinese central bank has to circumvent offshore imports-driven inflation due to Renminbi currency misalignment.

The Chinese central bank has to circumvent offshore imports-driven inflation due to Renminbi currency misalignment. Even though China keeps substantial fore

+See More

Netflix has an unsustainable business model in the meantime.

Becky Berkman

2019-05-02 13:30:00 Thursday ET

Netflix has an unsustainable business model in the meantime.

Netflix has an unsustainable business model in the meantime. Netflix maintains a small premium membership fee of $9-$14 per month for its unique collection

+See More

White House economic advisor Gary Cohn resigns due to his opposition to President Trump's protectionist tariff stance.

Peter Prince

2018-03-02 12:34:00 Friday ET

White House economic advisor Gary Cohn resigns due to his opposition to President Trump's protectionist tariff stance.

White House top economic advisor Gary Cohn resigns due to his opposition to President Trump's recent protectionist decision on steel and aluminum tariff

+See More

President Donald Trump unveils the dramatic *tax overhaul proposal*.

Daisy Harvey

2017-04-13 10:42:00 Thursday ET

President Donald Trump unveils the dramatic *tax overhaul proposal*.

President Donald Trump unveils the dramatic *tax overhaul proposal*. Through this tax plan, Trump replaces the current 7 income tax brackets with 3 leane

+See More

The recent British pound depreciation is a big Brexit barometer.

Apple Boston

2019-08-20 07:33:00 Tuesday ET

The recent British pound depreciation is a big Brexit barometer.

The recent British pound depreciation is a big Brexit barometer. Britain appoints former London mayor and Foreign Secretary Boris Johnson as the prime minis

+See More

Warren Buffett offloads a few stocks from the Berkshire Hathaway portfolio in November 2018.

Peter Prince

2018-11-27 10:37:00 Tuesday ET

Warren Buffett offloads a few stocks from the Berkshire Hathaway portfolio in November 2018.

Warren Buffett offloads a few stocks from the Berkshire Hathaway portfolio in mid-November 2018. The latest S.E.C. report shows that the Oracle of Omaha sol

+See More