Transportadora de Gas del Sur SA TGS (TGS) Options Chain
NYSE: TGSUtilitiesNatural Gas DistributionUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Dec 17, 2027
- Days to expiration
- 432
- Share price
- $25.71
- Put/call ratio (OI)
- 0.02
- Put/call ratio (volume)
- 0.00
- Expected move
- ±$18.54
- Open interest (C / P)
- 41 / 1
TGS options summary
The TGS options chain for the December 17, 2027 expiration lists 3 call and 1 put contracts, with 432 days until expiration. Open interest stands at 41 calls and 1 puts, a put/call ratio of 0.02, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $25.00 strike is 66.3%, which implies the market expects a move of about ±$18.54 (72.1%) in Transportadora de Gas del Sur SA TGS stock by expiration.
The most open interest sits at the $25.00 call (30 contracts) and the $35.00 put (1 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
TGS options chain · December 17, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 13.18 | 9.60 | 13.80 | 15.00 | — | — | — | |||||
| 10.30 | 6.00 | 9.70 | 20.00 | — | — | — | |||||
| 6.29 | 4.00 | 7.50 | 25.00 | — | — | — | |||||
| — | — | — | 35.00 | 8.50 | 12.60 | 9.60 | |||||
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 TGS put/call ratio?
For the December 17, 2027 expiration, the TGS put/call ratio based on open interest is 0.02 (1 puts vs 41 calls), and 0.00 based on today's volume. A ratio above 1 means more puts than calls.
What is TGS's implied volatility?
At-the-money implied volatility for TGS options expiring December 17, 2027 is about 66.3%, an annualized estimate of how much the market expects Transportadora de Gas del Sur SA TGS stock to move.
How many TGS option expiration dates are there?
TGS has 5 listed expiration dates, from Oct 16, 2026 to Dec 17, 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.