Marex Group (MRX) Options Chain
NASDAQ: MRXFinanceInvestment Bankers/Brokers/ServiceUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 20, 2026
- Days to expiration
- 40
- Share price
- $71.92
- Put/call ratio (OI)
- 0.65
- Put/call ratio (volume)
- 1.00
- Expected move
- ±$12.73
- Open interest (C / P)
- 49 / 32
MRX options summary
The MRX options chain for the November 20, 2026 expiration lists 4 call and 5 put contracts, with 40 days until expiration. Open interest stands at 49 calls and 32 puts, a put/call ratio of 0.65, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $70.00 strike is 53.5%, which implies the market expects a move of about ±$12.73 (17.7%) in Marex Group stock by expiration.
The most open interest sits at the $75.00 call (20 contracts) and the $55.00 put (11 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
MRX options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 31.15 | 30.10 | 34.00 | 40.00 | — | — | — | |||||
| — | — | — | 55.00 | 0.00 | 1.60 | 0.55 | |||||
| — | — | — | 60.00 | 0.05 | 2.20 | 0.95 | |||||
| — | — | — | 65.00 | 1.30 | 3.50 | 1.73 | |||||
| 4.90 | 3.90 | 8.10 | 70.00 | 3.60 | 4.90 | 4.10 | |||||
| 4.45 | 1.80 | 5.90 | 75.00 | 4.80 | 8.60 | 7.20 | |||||
| 2.70 | 1.05 | 3.50 | 80.00 | — | — | — | |||||
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 MRX put/call ratio?
For the November 20, 2026 expiration, the MRX put/call ratio based on open interest is 0.65 (32 puts vs 49 calls), and 1.00 based on today's volume. A ratio above 1 means more puts than calls.
What is MRX's implied volatility?
At-the-money implied volatility for MRX options expiring November 20, 2026 is about 53.5%, an annualized estimate of how much the market expects Marex Group stock to move.
How many MRX option expiration dates are there?
MRX has 6 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.