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 10 January 2026

Blog+More

The recent arrest of HuaWei CFO may upend the trade truce between America and China.

Fiona Sydney

2018-12-13 08:30:00 Thursday ET

The recent arrest of HuaWei CFO may upend the trade truce between America and China.

The recent arrest of HuaWei senior executive manager may upend the trade truce between America and China. At the request of several U.S. authorities, Canadi

+See More

Many U.S. large public corporations spend their tax cuts on new dividend payout and share buyback.

Jacob Miramar

2018-05-23 09:41:00 Wednesday ET

Many U.S. large public corporations spend their tax cuts on new dividend payout and share buyback.

Many U.S. large public corporations spend their tax cuts on new dividend payout and share buyback but not on new job creation and R&D innovation. These

+See More

Joel Mokyr suggests that economic growth arises from a change in cultural beliefs toward technological progress.

John Fourier

2023-11-07 11:31:00 Tuesday ET

Joel Mokyr suggests that economic growth arises from a change in cultural beliefs toward technological progress.

Joel Mokyr suggests that economic growth arises from a change in cultural beliefs toward technological progress. Joel Mokyr (2018)   A culture

+See More

Capital structure theory and practice

Jonah Whanau

2022-03-15 10:32:00 Tuesday ET

Capital structure theory and practice

Capital structure theory and practice  The genesis of modern capital structure theory traces back to the seminal work of Modigliani and Miller (1958

+See More

Donald Trump defies the odds to become the new U.S. president.

John Fourier

2016-11-08 00:00:00 Tuesday ET

Donald Trump defies the odds to become the new U.S. president.

Donald Trump defies the odds to become the new U.S. president. He wants to make America great again. He seeks to repeal Obamacare. He has zero tole

+See More

Stock Synopsis: With a new Python program, we use, adapt, apply, and leverage each of the mainstream Gemini Gen AI models to conduct this comprehensive fundamental analysis of Meta Platforms (U.S. stock symbol: $META).

Daisy Harvey

2025-09-21 12:32:00 Sunday ET

Stock Synopsis: With a new Python program, we use, adapt, apply, and leverage each of the mainstream Gemini Gen AI models to conduct this comprehensive fundamental analysis of Meta Platforms (U.S. stock symbol: $META).

Stock Synopsis: With a new Python program, we use, adapt, apply, and leverage each of the mainstream Gemini Gen AI models to conduct this comprehensive fund

+See More