Finkelstein Mark A has filed 7 insider transactions across 1 company since February 2023.
Most recent transaction: a grant/award of 3949 shares of COLUMBIA BANKING SYSTEM, INC. ($COLB) on May 14, 2026.
Activity breakdown: 1 open-market purchase and 0 sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| May 14, 2026 | COLUMBIA BANKING SYSTEM, INC. | $COLB | Finkelstein Mark A | Director | A | Common Stock | 3949 | $0.00 | 35,554.0000 | 299,147,000 | 12.49% | 0.00% |
| May 15, 2025 | COLUMBIA BANKING SYSTEM, INC. | $COLB | Finkelstein Mark A | Director | A | Common Stock | 3382 | $0.00 | 31,605.0000 | 210,112,000 | 11.98% | 0.00% |
| May 10, 2024 | COLUMBIA BANKING SYSTEM, INC. | $COLB | Finkelstein Mark A | Director | A | Common Stock | 4183 | $0.00 | 28,223.0000 | 209,370,000 | 17.40% | 0.00% |
| Jan. 30, 2024 | COLUMBIA BANKING SYSTEM, INC. | $COLB | Finkelstein Mark A | Director | P | Common Stock | 3592 | $20.87 | 23,908.0000 | 208,585,000 | 17.68% | 0.00% |
| May 18, 2023 | COLUMBIA BANKING SYSTEM, INC. | $COLB | Finkelstein Mark A | Director | A | Common Stock | 4028 | $0.00 | 20,316.0000 | 208,200,000 | 24.73% | 0.00% |
| March 2, 2023 | COLUMBIA BANKING SYSTEM, INC. | $COLB | Finkelstein Mark A | Director | A | Common Stock | 648 | $0.00 | 16,288.0000 | 208,200,000 | 4.14% | 0.00% |
| Feb. 21, 2023 | COLUMBIA BANKING SYSTEM, INC. | $COLB | Finkelstein Mark A | Director | A | Common | 1738 | $0.00 | 15,640.0000 | 129,320,962 | 12.50% | 0.00% |