Columbia Banking System I... (COLB)
NASDAQ: COLB
· Real-Time Price · USD
26.41
0.48 (1.85%)
At close: Oct 03, 2025, 3:59 PM
26.45
0.15%
After-hours: Oct 03, 2025, 05:32 PM EDT
COLB Gamma Exposure By Expiry
The total Gamma Exposure (GEX) for COLB across all expirations is 1,956.58 shares per 1% move, with 4,180.75 from calls and 2,224.17 from puts. The put-call GEX ratio of 0.53 reflects balanced positioning between puts and calls.
COLB GEX Table
| Expiry Date | Call GEX | Put GEX | Net GEX | P/C GEX |
|---|---|---|---|---|
| Oct 17, 25 | 48.87 | -890.01 | -841.14 | 18.21 |
| Nov 21, 25 | 2,770.69 | -657.99 | 2,112.7 | 0.24 |
| Jan 16, 26 | 0 | 0 | 0 | n/a |
| Feb 20, 26 | 1,311.27 | -559.96 | 751.31 | 0.43 |
| May 15, 26 | 49.92 | -116.21 | -66.29 | 2.33 |