Kosmos Energy (KOS) Options Chain
NYSE: KOSEnergyOil & Gas ProductionUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
After hours: 2.65 +0.38%
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 7
- Share price
- $2.64
- Put/call ratio (OI)
- 0.44
- Put/call ratio (volume)
- 15.35
- Expected move
- ±$0.1971
- Open interest (C / P)
- 25.36K / 11.14K
KOS options summary
The KOS options chain for the October 16, 2026 expiration lists 11 call and 8 put contracts, with 7 days until expiration. Open interest stands at 25,356 calls and 11,137 puts, a put/call ratio of 0.44, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $2.50 strike is 53.9%, which implies the market expects a move of about ±$0.1971 (7.5%) in Kosmos Energy stock by expiration.
The most open interest sits at the $2.50 call (7.33K contracts) and the $2.50 put (5.52K contracts).
Summary generated from market data by MetaCap's automated system. Methodology
KOS options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 1.90 | 1.95 | 2.45 | 0.50 | 0.00 | 0.20 | 0.10 | |||||
| 1.70 | 1.40 | 1.80 | 1.00 | 0.00 | 0.00 | 0.05 | |||||
| 1.19 | 1.00 | 1.40 | 1.50 | 0.00 | 0.25 | 0.10 | |||||
| 0.67 | 0.40 | 0.80 | 2.00 | 0.00 | 0.20 | 0.05 | |||||
| 0.22 | 0.10 | 0.25 | 2.50 | 0.00 | 0.05 | 0.05 | |||||
| 0.01 | 0.00 | 0.05 | 3.00 | 0.30 | 0.50 | 0.32 | |||||
| 0.02 | 0.00 | 0.05 | 3.50 | 0.55 | 1.10 | 0.65 | |||||
| 0.04 | 0.00 | 0.05 | 4.00 | 0.00 | 0.00 | 1.06 | |||||
| 0.04 | 0.00 | 0.20 | 4.50 | — | — | — | |||||
| 0.05 | 0.00 | 0.00 | 5.00 | — | — | — | |||||
| 0.05 | 0.00 | 0.15 | 5.50 | — | — | — | |||||
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 KOS put/call ratio?
For the October 16, 2026 expiration, the KOS put/call ratio based on open interest is 0.44 (11,137 puts vs 25,356 calls), and 15.35 based on today's volume. A ratio above 1 means more puts than calls.
What is KOS's implied volatility?
At-the-money implied volatility for KOS options expiring October 16, 2026 is about 53.9%, an annualized estimate of how much the market expects Kosmos Energy stock to move.
How many KOS option expiration dates are there?
KOS has 6 listed expiration dates, from Oct 16, 2026 to Jan 19, 2029.
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.