Insider · CIK 0001133099
Luis Machuca
Files at: COLB, UMPQ. On EDGAR ↗
Reported trades — common stock
No reported common-stock activity in this period.
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 14, 2026 AForm 4 → | Sep 15, 4:55 pm EDT | COLUMBIA BANKING SYSTEM, INC.COLB | 594 | $30.48 | $18,105 | 49,560 | — |