Insider Trading for COLB
View recent insider trading activity including purchases, sales, and awards. Insider trading can provide insights into how executives view their company's prospects.
Insider Trading Summary
Shares Acquired
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Shares Disposed
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Net Position
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Recent Activity (30 Days)
Acquisitions: 886 shares
Dispositions: 0 shares
Net: 886 shares
Insiders have been net buyers recently, potentially signaling confidence in the company's short-term prospects.
Quarterly Activity (3 Months)
Acquisitions: 40.9K shares
Dispositions: 3.9K shares
Net: 37.1K shares
Insiders have been net buyers over the quarter, suggesting potential confidence in medium-term business fundamentals.
Key Insider Activity: Dec 3, 2025 to Jun 30, 2026
Stein Clint
ExecutiveChief Executive Officer
+66.0K shares
10 transactions
Merrywell Christopher
ExecutiveVice President
+17.4K shares
8 transactions
Moore Devine David
ExecutiveVice President
-1.6K shares
10 transactions
BARUFFI KUMI YAMAMOTO
ExecutiveVice President
+8.7K shares
8 transactions
Nixon Torran B
ExecutiveVice President
+13.6K shares
10 transactions
Transaction Details
| Date | Insider | Role | Transaction | Shares | Price | Value | Owned After | SEC Filing |
|---|---|---|---|---|---|---|---|---|
| Jun 30, 2026 | Deer Aaron James | EVice President | Purchase | 886 | $25.37 | $22,477.82 | 42.8K | View |
| Jun 15, 2026 | MACHUCA LUIS | DDirector | Award/Grant | 563 | $0.00 | $0.00 | 49.0K | View |
| Jun 8, 2026 | Moore Devine David | EVice President | Sale | 60 | $29.77 | $1,786.20 | 22.4K | View |
Jun 8, 2026 | Locked | — | — | — | — | — | — | — |
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Dec 3, 2025 | Locked | — | — | — | — | — | — | — |
Click "View" in the SEC Filing column to access the detailed SEC form submission for each transaction.
Executive Activity:
Executives have been net buyers of COLB stock, which is typically a strong positive signal.

