Mario Gabelli's COLB Position Overview
Mario Gabelli (via Gamco Investors, Inc. Et Al) currently holds 129,088 shares of Columbia Banking System, Inc. (COLB) worth $3.61 M, representing 0.03% of the portfolio. First purchased in 2025-Q2, this short-term holding has been held for 3 quarters.
Based on 13F filings, Mario Gabelli has maintained this position in COLB for several quarters, showing initial confidence in the investment. Largest addition occurred in Q3 2025, adding 3,254 shares. Largest reduction occurred in Q4 2025, reducing 6,601 shares.
Analysis based on 13F filings available since 2013 Q2
Mario Gabelli's Columbia Banking System (COLB) Holding Value Over Time
Track share changes against reported price movement
Quarterly Columbia Banking System (COLB) Trades by Mario Gabelli
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q2 2025 | +132,435 | New Buy | 132,435 | $23.38 |
| Q3 2025 | +3,254 | Add 2.46% | 135,689 | $25.74 |
| Q4 2025 | -6,601 | Reduce 4.86% | 129,088 | $27.95 |
Mario Gabelli's Columbia Banking System Investment FAQs
Mario Gabelli first purchased Columbia Banking System, Inc. (COLB) in Q2 2025, acquiring 132,435 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Mario Gabelli has held Columbia Banking System, Inc. (COLB) for 3 quarters since Q2 2025.
Mario Gabelli's largest addition to Columbia Banking System, Inc. (COLB) was in Q2 2025, adding 132,435 shares worth $3.1 M.
According to the latest 13F filing for Q4 2025, Mario Gabelli's firm, Gamco Investors, Inc. Et Al, owns 129,088 shares of Columbia Banking System, Inc. (COLB), valued at approximately $3.61 M.
As of the Q4 2025 filing, Columbia Banking System, Inc. (COLB) represents approximately 0.03% of Mario Gabelli's publicly disclosed stock portfolio, making it one of their key holdings.
Mario Gabelli's peak holding in Columbia Banking System, Inc. (COLB) was 135,689 shares, as reported at the end of Q3 2025.