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 11 July 2026

Blog+More

Fed Chair Jerome Powell answers CBS News 60 Minutes questions about the recent U.S. economic outlook.

Dan Rochefort

2019-03-29 12:28:00 Friday ET

Fed Chair Jerome Powell answers CBS News 60 Minutes questions about the recent U.S. economic outlook.

Federal Reserve Chair Jerome Powell answers CBS News 60 Minutes questions about the recent U.S. economic outlook and interest rate cycle. Powell views the c

+See More

Corporate ownership governance theory and practice

Monica McNeil

2022-04-25 10:34:00 Monday ET

Corporate ownership governance theory and practice

Corporate ownership governance theory and practice  The genesis of modern corporate governance and ownership studies traces back to the seminal work

+See More

The finance ministers of Britain, Canada, France, Germany, Italy, and Japan team up against U.S. President Trump at the G7 forum.

Jonah Whanau

2018-06-02 09:35:00 Saturday ET

The finance ministers of Britain, Canada, France, Germany, Italy, and Japan team up against U.S. President Trump at the G7 forum.

The finance ministers of Britain, Canada, France, Germany, Italy, and Japan team up against U.S. President Donald Trump and Treasury Secretary Steven Mnuchi

+See More

Response to USPTO fintech patent protection and accreditation

Andy Yeh Alpha

2023-01-09 10:31:00 Monday ET

Response to USPTO fintech patent protection and accreditation

Response to USPTO fintech patent protection As of early-January 2023, the U.S. Patent and Trademark Office (USPTO) has approved our U.S. utility patent

+See More

Corporate payout management

Fiona Sydney

2022-05-05 09:34:00 Thursday ET

Corporate payout management

Corporate payout management This corporate payout literature review rests on the recent survey article by Farre-Mensa, Michaely, and Schmalz (2014). Out

+See More

Zillow share price plunges 20% year-to-date as Redfin and Trulia also experience an economic slowdown in the real estate market.

Daisy Harvey

2018-11-17 09:33:00 Saturday ET

Zillow share price plunges 20% year-to-date as Redfin and Trulia also experience an economic slowdown in the real estate market.

Zillow share price plunges 20% year-to-date as its competitors Redfin and Trulia also experience an economic slowdown in the real estate market. The real es

+See More