Southwest Gas (SWX) Options Chain
NYSE: SWXUtilitiesOil & Gas ProductionUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Apr 16, 2027
- Days to expiration
- 187
- Share price
- $84.14
- Put/call ratio (OI)
- 0.06
- Put/call ratio (volume)
- 0.00
- Expected move
- ±$16.98
- Open interest (C / P)
- 18 / 1
SWX options summary
The SWX options chain for the April 16, 2027 expiration lists 5 call and 1 put contracts, with 187 days until expiration. Open interest stands at 18 calls and 1 puts, a put/call ratio of 0.06, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $90.00 strike is 28.2%, which implies the market expects a move of about ±$16.98 (20.2%) in Southwest Gas stock by expiration.
The most open interest sits at the $90.00 call (12 contracts) and the $90.00 put (1 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
SWX options chain · April 16, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 2.15 | 0.20 | 4.80 | 90.00 | 5.80 | 10.00 | 4.90 | |||||
| 2.90 | 0.05 | 4.80 | 95.00 | — | — | — | |||||
| 1.60 | 0.00 | 4.80 | 100.00 | — | — | — | |||||
| 0.35 | 0.00 | 4.80 | 110.00 | — | — | — | |||||
| 0.20 | 0.00 | 4.80 | 115.00 | — | — | — | |||||
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 SWX put/call ratio?
For the April 16, 2027 expiration, the SWX put/call ratio based on open interest is 0.06 (1 puts vs 18 calls), and 0.00 based on today's volume. A ratio above 1 means more puts than calls.
What is SWX's implied volatility?
At-the-money implied volatility for SWX options expiring April 16, 2027 is about 28.2%, an annualized estimate of how much the market expects Southwest Gas stock to move.
How many SWX option expiration dates are there?
SWX 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.