Stephen M Gambee - Net Worth and Insider Trading
Stephen M Gambee Net Worth
The estimated net worth of Stephen M Gambee is at least $365,575 dollars as of 2025-05-07. Stephen M Gambee is the Director of Columbia Banking System Inc and owns about 17,500 shares of Columbia Banking System Inc (COLB) stock worth over $365,575. Details can be seen in Stephen M Gambee's Latest Holdings Summary section.
Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the final shares held after open market or private purchases and sales of common stock with a transaction code of "P" or "S" on Form 4, assuming that Stephen M Gambee has not made any transactions after 2009-10-26 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Stephen M Gambee
Stephen M Gambee Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Stephen M Gambee owns 1 companies in total, including Columbia Banking System Inc (COLB) .
Click here to see the complete history of Stephen M Gambee’s form 4 insider trades.
Insider Ownership Summary of Stephen M Gambee
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
COLB | Columbia Banking System Inc | 2009-10-26 | director |
Stephen M Gambee Latest Holdings Summary
Stephen M Gambee currently owns a total of 1 stock. Stephen M Gambee owns 17,500 shares of Columbia Banking System Inc (COLB) as of October 26, 2009, with a value of $365,575.
Latest Holdings of Stephen M Gambee
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
COLB | Columbia Banking System Inc | 2009-10-26 | 17,500 | 20.89 | 365,575 |
Holding Weightings of Stephen M Gambee
Stephen M Gambee Form 4 Trading Tracker
According to the SEC Form 4 filings, Stephen M Gambee has made a total of 0 transactions in Columbia Banking System Inc (COLB) over the past 5 years. The most-recent trade in Columbia Banking System Inc is the acquisition of 10,000 shares on October 26, 2009, which cost Stephen M Gambee around $97,700.
Insider Trading History of Stephen M Gambee
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Stephen M Gambee Trading Performance
GuruFocus tracks the stock performance after each of Stephen M Gambee's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Stephen M Gambee is -2.14%. GuruFocus also compares Stephen M Gambee's trading performance to market benchmark return within the same time period. The performance of stocks bought by Stephen M Gambee within 3 months outperforms 3 times out of 8 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how Stephen M Gambee's insider trading performs compared to the benchmark.
Performance of Stephen M Gambee
Stephen M Gambee Ownership Network
Ownership Network List of Stephen M Gambee
Ownership Network Relation of Stephen M Gambee

Stephen M Gambee Owned Company Details
What does Columbia Banking System Inc do?
Who are the key executives at Columbia Banking System Inc?
Stephen M Gambee is the director of Columbia Banking System Inc. Other key executives at Columbia Banking System Inc include Chief Administrative Officer Drew K Anderson , Chief Human Resources Officer Sheri Burns , and director & Executive Chairman O'haver Cort L .
Columbia Banking System Inc (COLB) Insider Trades Summary
In summary, during the past 3 months, insiders sold 0 shares of Columbia Banking System Inc (COLB) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 0 shares of Columbia Banking System Inc (COLB) were sold and 0 shares were bought by its insiders, resulting in a net sale of 0 shares.
Columbia Banking System Inc (COLB)'s detailed insider trading history can be found in Insider Trading Tracker table.
Columbia Banking System Inc Insider Transactions
Stephen M Gambee Mailing Address
Above is the net worth, insider trading, and ownership report for Stephen M Gambee. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Stephen M Gambee's mailing address is: Portland Or 97201.