Columbia Banking System (COLB) Options Chain
NASDAQ: COLBFinanceMajor BanksUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Feb 19, 2027
- Days to expiration
- 131
- Share price
- $28.37
- Put/call ratio (OI)
- 0.18
- Put/call ratio (volume)
- 2.56
- Expected move
- ±$6.24
- Open interest (C / P)
- 1.18K / 208
COLB options summary
The COLB options chain for the February 19, 2027 expiration lists 4 call and 6 put contracts, with 131 days until expiration. Open interest stands at 1,184 calls and 208 puts, a put/call ratio of 0.18, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $30.00 strike is 36.7%, which implies the market expects a move of about ±$6.24 (22.0%) in Columbia Banking System stock by expiration.
The most open interest sits at the $35.00 call (730 contracts) and the $25.00 put (117 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
COLB options chain · February 19, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 17.50 | — | — | 0.10 | |||||
| — | — | — | 20.00 | 0.00 | 1.35 | 0.21 | |||||
| — | — | — | 22.50 | 0.00 | 0.00 | 0.25 | |||||
| 4.60 | 3.50 | 4.80 | 25.00 | 0.60 | 0.90 | 0.73 | |||||
| 1.25 | 0.85 | 1.40 | 30.00 | 1.00 | 3.90 | 2.75 | |||||
| 0.23 | 0.00 | 0.50 | 35.00 | 5.70 | 8.10 | 5.20 | |||||
| 0.10 | 0.00 | 0.50 | 40.00 | — | — | — | |||||
In-the-money callsIn-the-money puts. IV = implied volatility, OI = open interest (contracts). Each contract covers 100 shares. Quotes delayed at least 15 minutes.
Frequently asked questions
What is the COLB put/call ratio?
For the February 19, 2027 expiration, the COLB put/call ratio based on open interest is 0.18 (208 puts vs 1,184 calls), and 2.56 based on today's volume. A ratio above 1 means more puts than calls.
What is COLB's implied volatility?
At-the-money implied volatility for COLB options expiring February 19, 2027 is about 36.7%, an annualized estimate of how much the market expects Columbia Banking System stock to move.
How many COLB option expiration dates are there?
COLB has 4 listed expiration dates, from Oct 16, 2026 to May 21, 2027.
What does "in the money" mean?
A call is in the money when the strike price is below the current share price; a put is in the money when the strike is above it. In-the-money contracts have intrinsic value and are shaded in the table.