Columbia Banking System I... (COLB)
NASDAQ: COLB
· Real-Time Price · USD
25.78
-0.36 (-1.38%)
At close: Aug 15, 2025, 2:16 PM
COLB Option Overview
Overview for all option chains of COLB. As of August 15, 2025, COLB options have an IV of 426.78% and an IV rank of 430.6%. The volume is 100 contracts, which is 175.44% of average daily volume of 57 contracts. The volume put-call ratio is 0.22, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
426.78%IV Rank
430.6%Historical Volatility
35.35%IV Low
42.85% on Dec 24, 2024IV High
132.01% on Aug 14, 2025Open Interest (OI)
Today's Open Interest
4,068Put-Call Ratio
0.42Put Open Interest
1,207Call Open Interest
2,861Open Interest Avg (30-day)
3,845Today vs Open Interest Avg (30-day)
105.8%Option Volume
Today's Volume
100Put-Call Ratio
0.22Put Volume
18Call Volume
82Volume Avg (30-day)
57Today vs Volume Avg (30-day)
175.44%Option Chain Statistics
This table provides a comprehensive overview of all COLB options grouped by their expiration dates.
Expiration | Call Vol | Put Vol | P/C Vol | Call OI | Put OI | P/C OI | Implied Volatility | Max Pain |
Aug 15, 2025 | 38 | 1 | 0.03 | 1,266 | 299 | 0.24 | 426.78% | 25 |
Sep 19, 2025 | 13 | 0 | 0 | 139 | 128 | 0.92 | 82.01% | 22.5 |
Oct 17, 2025 | 3 | 0 | 0 | 0 | 0 | 0 | 60.43% | 12.5 |
Nov 21, 2025 | 6 | 17 | 2.83 | 1,230 | 440 | 0.36 | 50.14% | 25 |
Jan 16, 2026 | 0 | 0 | 0 | 5 | 0 | 0 | 16.32% | 95 |
Feb 20, 2026 | 22 | 0 | 0 | 221 | 340 | 1.54 | 41.84% | 25 |