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 30 May 2026

Blog+More

America faces income inequality, political polarization, and dysfunctional governance.

Rose Prince

2018-05-17 07:41:00 Thursday ET

America faces income inequality, political polarization, and dysfunctional governance.

Has America become a democratic free land of crumbling infrastructure, galloping income inequality, bitter political polarization, and dysfunctional governa

+See More

A physicist derives a mathematical formula for success.

Chanel Holden

2019-03-07 12:39:00 Thursday ET

A physicist derives a mathematical formula for success.

A physicist derives a mathematical formula that success equates the product of both personal quality and the potential value of a random idea. As a Northeas

+See More

Federal Reserve normalizes the current interest rate hike to signal its own independence from the White House.

Apple Boston

2019-01-08 17:46:00 Tuesday ET

Federal Reserve normalizes the current interest rate hike to signal its own independence from the White House.

President Trump forces the Federal Reserve to normalize the current interest rate hike to signal its own monetary policy independence from the White House.

+See More

Senator Elizabeth Warren introduces her Accountable Capitalism Act that would require corporations to consider stakeholder interests.

Fiona Sydney

2018-08-15 14:40:00 Wednesday ET

Senator Elizabeth Warren introduces her Accountable Capitalism Act that would require corporations to consider stakeholder interests.

Senator Elizabeth Warren advocates the alternative view that most U.S. trade deals serve corporate interests over workers, customers, and suppliers etc. She

+See More

The Sino-U.S. trade war may be the Thucydides trap or a clash of Caucasian and non-Caucasian civilizations.

Chanel Holden

2019-06-03 11:31:00 Monday ET

The Sino-U.S. trade war may be the Thucydides trap or a clash of Caucasian and non-Caucasian civilizations.

The Sino-U.S. trade war may be the Thucydides trap or a clash of Caucasian and non-Caucasian civilizations. The proverbial Thucydides trap refers to the his

+See More

MIT professor and co-author Daron Acemoglu suggests that economic prosperity comes from high-wage job creation.

Fiona Sydney

2019-05-19 19:31:00 Sunday ET

MIT professor and co-author Daron Acemoglu suggests that economic prosperity comes from high-wage job creation.

MIT professor and co-author Daron Acemoglu suggests that economic prosperity comes from high-wage job creation. Progressive tax redistribution cannot achiev

+See More