Great Southern Bancorp (GSBC) Options Chain
NASDAQ: GSBCFinanceMajor BanksUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Dec 18, 2026
- Days to expiration
- 68
- Share price
- $76.75
- Put/call ratio (OI)
- 0.33
- Put/call ratio (volume)
- 0.42
- Expected move
- ±$18.40
- Open interest (C / P)
- 12 / 4
GSBC options summary
The GSBC options chain for the December 18, 2026 expiration lists 3 call and 4 put contracts, with 68 days until expiration. Open interest stands at 12 calls and 4 puts, a put/call ratio of 0.33, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $75.00 strike is 55.5%, which implies the market expects a move of about ±$18.40 (24.0%) in Great Southern Bancorp stock by expiration.
The most open interest sits at the $80.00 call (7 contracts) and the $70.00 put (3 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
GSBC options chain · December 18, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 60.00 | 0.00 | 0.00 | 1.95 | |||||
| — | — | — | 65.00 | 0.00 | 0.00 | 2.90 | |||||
| — | — | — | 70.00 | 0.00 | 4.90 | 1.60 | |||||
| 4.40 | 3.50 | 8.20 | 75.00 | — | — | — | |||||
| 4.45 | 2.55 | 7.00 | 80.00 | — | — | — | |||||
| 2.04 | 0.00 | 0.00 | 85.00 | — | — | — | |||||
| — | — | — | 100.00 | 19.00 | 23.50 | 22.00 | |||||
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 GSBC put/call ratio?
For the December 18, 2026 expiration, the GSBC put/call ratio based on open interest is 0.33 (4 puts vs 12 calls), and 0.42 based on today's volume. A ratio above 1 means more puts than calls.
What is GSBC's implied volatility?
At-the-money implied volatility for GSBC options expiring December 18, 2026 is about 55.5%, an annualized estimate of how much the market expects Great Southern Bancorp stock to move.
How many GSBC option expiration dates are there?
GSBC has 3 listed expiration dates, from Oct 16, 2026 to Mar 19, 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.