Geospace Technologies (GEOS) Options Chain
NASDAQ: GEOSIndustrialsIndustrial Machinery/ComponentsUSD
At close: Oct 8, 4:00 PM ET · Delayed 15 min
After hours: 4.62 0.00%
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 8
- Share price
- $4.62
- Put/call ratio (OI)
- 0.80
- Put/call ratio (volume)
- 0.18
- ATM implied volatility
- 129.3%
- Expected move
- ±$0.8843
- Open interest (C / P)
- 390 / 312
GEOS options summary
The GEOS options chain for the October 16, 2026 expiration lists 3 call and 2 put contracts, with 8 days until expiration. Open interest stands at 390 calls and 312 puts, a put/call ratio of 0.80, which is fairly balanced between calls and puts. At-the-money implied volatility near the $5.00 strike is 129.3%, which implies the market expects a move of about ±$0.8843 (19.1%) in Geospace Technologies stock by expiration.
The most open interest sits at the $7.50 call (263 contracts) and the $5.00 put (308 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
GEOS options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 0.20 | 0.05 | 0.75 | 5.00 | 0.30 | 0.60 | 0.40 | |||||
| 0.10 | 0.00 | 0.10 | 7.50 | 2.30 | 3.40 | 2.57 | |||||
| 0.12 | 0.00 | 0.20 | 10.00 | — | — | — | |||||
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 GEOS put/call ratio?
For the October 16, 2026 expiration, the GEOS put/call ratio based on open interest is 0.80 (312 puts vs 390 calls), and 0.18 based on today's volume. A ratio above 1 means more puts than calls.
What is GEOS's implied volatility?
At-the-money implied volatility for GEOS options expiring October 16, 2026 is about 129.3%, an annualized estimate of how much the market expects Geospace Technologies stock to move.
How many GEOS option expiration dates are there?
GEOS has 4 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.