Natural Gas Services Group (NGS) Options Chain
NYSE: NGSEnergyOilfield Services/EquipmentUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Apr 16, 2027
- Days to expiration
- 187
- Share price
- $33.10
- Put/call ratio (OI)
- 0.03
- Put/call ratio (volume)
- 0.00
- Expected move
- ±$13.19
- Open interest (C / P)
- 182 / 5
NGS options summary
The NGS options chain for the April 16, 2027 expiration lists 9 call and 2 put contracts, with 187 days until expiration. Open interest stands at 182 calls and 5 puts, a put/call ratio of 0.03, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $32.50 strike is 55.7%, which implies the market expects a move of about ±$13.19 (39.8%) in Natural Gas Services Group stock by expiration.
The most open interest sits at the $35.00 call (166 contracts) and the $20.00 put (3 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
NGS options chain · April 16, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 20.00 | 0.00 | 2.45 | 0.35 | |||||
| — | — | — | 22.50 | 0.00 | 2.65 | 0.70 | |||||
| 8.90 | 6.00 | 8.80 | 27.50 | — | — | — | |||||
| 7.00 | 3.00 | 5.50 | 32.50 | — | — | — | |||||
| 2.60 | 2.15 | 4.80 | 35.00 | — | — | — | |||||
| 3.26 | 0.90 | 3.90 | 37.50 | — | — | — | |||||
| 3.21 | 0.20 | 3.50 | 40.00 | — | — | — | |||||
| 1.05 | 0.00 | 3.10 | 42.50 | — | — | — | |||||
| 0.80 | 0.00 | 2.90 | 45.00 | — | — | — | |||||
| 0.65 | 0.00 | 2.70 | 47.50 | — | — | — | |||||
| 1.10 | 0.00 | 2.50 | 50.00 | — | — | — | |||||
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 NGS put/call ratio?
For the April 16, 2027 expiration, the NGS put/call ratio based on open interest is 0.03 (5 puts vs 182 calls), and 0.00 based on today's volume. A ratio above 1 means more puts than calls.
What is NGS's implied volatility?
At-the-money implied volatility for NGS options expiring April 16, 2027 is about 55.7%, an annualized estimate of how much the market expects Natural Gas Services Group stock to move.
How many NGS option expiration dates are there?
NGS has 4 listed expiration dates, from Oct 16, 2026 to Apr 16, 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.