Transocean (Switzerland) (RIG) Options Chain

NYSE: RIGEnergyOil & Gas ProductionUSD

5.51-0.03 (-0.54%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Oct 23, 2026
Days to expiration: 13
Share price: $5.51
Put/call ratio (OI): 0.28
Put/call ratio (volume): 2.08
ATM implied volatility: 50.0%
Expected move: ±$0.5199
Open interest (C / P): 4.61K / 1.31K

RIG options summary

The RIG options chain for the October 23, 2026 expiration lists 12 call and 11 put contracts, with 13 days until expiration. Open interest stands at 4,608 calls and 1,310 puts, a put/call ratio of 0.28, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $5.50 strike is 50.0%, which implies the market expects a move of about ±$0.5199 (9.4%) in Transocean (Switzerland) stock by expiration.

The most open interest sits at the $7.00 call (2.02K contracts) and the $5.00 put (621 contracts).

Summary generated from market data by MetaCap's automated system. Methodology

RIG options chain · October 23, 2026

RIG calls and puts by strike price. Shaded cells are in the money.
Calls							Puts
OI	Vol	IV	Last	Bid	Ask	Strike	Bid	Ask	Last	IV	Vol	OI
11	1	534.4%	4.58	4.30	4.80	1.00	—	—	—	—	—	—
1	3	409.4%	4.08	3.90	4.20	1.50	—	—	—	—	—	—
3	1	359.4%	3.75	3.35	3.80	2.00	—	—	—	—	—	—
25	4	109.4%	1.53	1.28	1.79	4.00	0.00	0.01	0.01	81.3%	—	280
1	—	103.1%	1.41	0.87	1.30	4.50	0.00	0.04	0.01	71.9%	1	66
46	3	72.3%	0.56	0.50	0.72	5.00	0.01	0.07	0.03	50.8%	384	621
924	40	55.5%	0.20	0.16	0.31	5.50	0.16	0.18	0.17	44.5%	76	175
RIG $5.51
1,187	49	55.5%	0.04	0.03	0.07	6.00	0.42	0.59	0.54	64.5%	3	105
383	300	75.0%	0.02	0.01	0.09	6.50	0.80	1.17	0.98	118.8%	382	59
2,022	4	110.2%	0.01	0.00	0.16	7.00	—	—	—	—	—	—
2	1	112.5%	0.03	0.00	0.09	7.50	1.70	2.16	2.03	165.6%	2	1
—	—	—	—	—	—	8.00	2.20	2.66	2.27	185.9%	—	1
3	1	168.0%	0.01	0.00	0.17	8.50	2.70	3.25	2.76	235.2%	—	1
—	—	—	—	—	—	9.50	3.70	4.25	3.75	268.8%	—	0
—	—	—	—	—	—	10.00	4.20	4.70	4.60	265.6%	—	1

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 RIG put/call ratio?

For the October 23, 2026 expiration, the RIG put/call ratio based on open interest is 0.28 (1,310 puts vs 4,608 calls), and 2.08 based on today's volume. A ratio above 1 means more puts than calls.

What is RIG's implied volatility?

At-the-money implied volatility for RIG options expiring October 23, 2026 is about 50.0%, an annualized estimate of how much the market expects Transocean (Switzerland) stock to move.

How many RIG option expiration dates are there?

RIG has 15 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.