COLUMBIA BANKING SYSTEM INC (COLB) is a publicly traded company in the Unknown sector. Across all available filings, 54 corporate insiders have executed 1037 transactions totaling $4.2M, demonstrating a bullish sentiment with $483.4K in net insider flow. The most recent transaction on Feb 18, 2026 involved a transaction of 8,002 shares valued at $250.0K.
No significant insider buying has been recorded for COLB in the recent period.
No significant insider selling has been recorded for COLB in the recent period.
Based on recent SEC filings, insider sentiment for COLB is bullish with an Insider Alignment Score of 56/100 and a net flow of $483.4K. Insiders are accumulating shares, which historically signals confidence in the company's future performance.
Insider trading at COLUMBIA BANKING SYSTEM INC (COLB) refers to stock transactions made by corporate insiders—executives, directors, and beneficial owners holding more than 10% of the company's shares. These individuals have access to material non-public information and are required by law to report their trades to the SEC within two business days. Currently, 54 insiders are actively trading COLB stock, having executed 1037 transactions in the past 90 days. The most active insider is Clint Stein (Executive), who has made 100 transactions totaling $6.1M.
Get notified when executives and directors at COLB file new Form 4 transactions
Date | Insider | Title | Type | Shares | Price | Value | Flags |
|---|---|---|---|---|---|---|---|
| Feb 18, 2026 | K. Anderson Drew | EVP Chief Admin Officer | Award | 8,002 | $31.24 | $250.0K | |
| Feb 18, 2026 | Yamamoto Baruffi Kumi | EVP General Counsel, Corp Sec | Award | 8,322 | $31.24 | $260.0K | |
| Feb 18, 2026 | James Deer Aaron | EVP Chief Strategy/Innov Offcr | Award | 4,001 | $31.24 | $125.0K | |
| Feb 18, 2026 | Giem Judi | EVP CHRO | Award | 8,322 | $31.24 | $260.0K | |
| Feb 18, 2026 | Lakely Brock | EVP, Chief Accounting Officer | Award | 5,601 | $31.24 | $175.0K | |
| Feb 18, 2026 | Merrywell Christopher | Senior Executive VP | Award | 16,645 | $31.24 | $520.0K | Large |
| Feb 18, 2026 | David Moore Devine | EVP Chief Marketing Officer | Award | 2,800 | $31.24 | $87.5K | |
| Feb 18, 2026 | Namdar Frank | EVP Chief Credit Officer | Award | 8,002 | $31.24 | $250.0K | |
| Feb 18, 2026 | B. Nixon Torran | Senior Executive VP | Award | 16,645 | $31.24 | $520.0K | Large |
| Feb 18, 2026 | H. Ognall Andrew | EVP Chief Risk Officer | Award | 8,002 | $31.24 | $250.0K | |
| Feb 18, 2026 | A. Seda Ivan | EVP, Chief Financial Officer | Award | 12,804 | $31.24 | $400.0K | C-Suite |
| Feb 18, 2026 | Stein Clint | Executive | Award | 56,017 | $31.24 | $1.7M | Large |
| Feb 4, 2026 | Machuca Luis | Executive | Award | 562 | $31.12 | $17.5K | |
| Feb 2, 2026 | Namdar Frank | EVP Chief Credit Officer | Payment | 2,383 | $29.69 | $70.8K | |
| Feb 2, 2026 | Namdar Frank | EVP Chief Credit Officer | Award | 4,667 | $29.69 | $138.6K |
| TYPE | COUNT | VALUE | % |
|---|---|---|---|
Award(A) | 521 | $18.4M | 54.5% |
Payment(F) | 346 | $10.6M | 31.5% |
Purchase(P) | 90 | $2.4M | 7.0% |
Sale(S) | 51 | $1.9M | 5.6% |
Other(J) | 3 | $272.4K | 0.8% |
Small Acquisition(L) | 3 | $101.7K | 0.3% |
Exercise(M) | 6 | $84.9K | 0.3% |
Gift(G) | 4 | $26.3K | 0.1% |
Disposition(D) | 10 | $0 | 0.0% |
Conversion(C) | 3 | $0 | 0.0% |
Insider activity at COLUMBIA BANKING SYSTEM INC shows mixed signals across all time. While $2.4M in purchases indicates some executive confidence,$1.9M in sales balances the picture, resulting in a modest net flow of $483.4K.54 insiders have been active, with no strong directional conviction evident in the aggregate data. The most active insider, Clint Stein, has transacted $6.1M during this period.