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 21 March 2026

Blog+More

Investing in stocks is the best way for people to become self-made millionaires.

James Campbell

2019-06-25 10:34:00 Tuesday ET

Investing in stocks is the best way for people to become self-made millionaires.

Investing in stocks is the best way for people to become self-made millionaires. A recent Gallup poll indicates that only 37% of young Americans below the a

+See More

MIT financial economist Simon Johnson rethinks capitalism with better key market incentives.

Daisy Harvey

2019-11-23 08:33:00 Saturday ET

MIT financial economist Simon Johnson rethinks capitalism with better key market incentives.

MIT financial economist Simon Johnson rethinks capitalism with better key market incentives. Johnson refers to the recent Business Roundtable CEO statement

+See More

U.K. prime minister Boris Johnson encounters Brexit defeat during his new premiership.

Chanel Holden

2019-10-15 09:13:00 Tuesday ET

U.K. prime minister Boris Johnson encounters Brexit defeat during his new premiership.

U.K. prime minister Boris Johnson encounters defeat during his new premiership. The first major vote would pave the path of least resistance to passing a no

+See More

Main reasons for share repurchases

Apple Boston

2022-09-25 09:34:00 Sunday ET

Main reasons for share repurchases

Main reasons for share repurchases Temporary market undervaluation often induces corporate incumbents to initiate a share repurchase program to boost the

+See More

President Trump criticizes the WTO and proposes indexing capital gains taxes to inflation for U.S. investors.

Charlene Vos

2018-08-29 10:37:00 Wednesday ET

President Trump criticizes the WTO and proposes indexing capital gains taxes to inflation for U.S. investors.

In an exclusive interview with Bloomberg, President Trump criticizes the World Trade Organization (WTO), proposes indexing capital gains taxes to inflation

+See More

The U.S. Treasury yield curve inverts for the first time since the Global Financial Crisis.

Apple Boston

2019-04-09 11:29:00 Tuesday ET

The U.S. Treasury yield curve inverts for the first time since the Global Financial Crisis.

The U.S. Treasury yield curve inverts for the first time since the Global Financial Crisis. The key term spread between the 10-year and 3-month U.S. Treasur

+See More