Accelerant (ARX) Options Chain
NYSE: ARXFinanceSpecialty InsurersUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 20, 2026
- Days to expiration
- 40
- Share price
- $19.80
- Put/call ratio (OI)
- 0.56
- Put/call ratio (volume)
- 1.77
- Expected move
- ±$0.8324
- Open interest (C / P)
- 541 / 305
ARX options summary
The ARX options chain for the November 20, 2026 expiration lists 7 call and 7 put contracts, with 40 days until expiration. Open interest stands at 541 calls and 305 puts, a put/call ratio of 0.56, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $20.00 strike is 12.7%, which implies the market expects a move of about ±$0.8324 (4.2%) in Accelerant stock by expiration.
The most open interest sits at the $20.00 call (473 contracts) and the $17.50 put (175 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
ARX options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 11.48 | 0.00 | 0.00 | 5.00 | — | — | — | |||||
| 9.50 | 0.00 | 0.00 | 10.00 | 0.00 | 0.05 | 1.15 | |||||
| 7.35 | 0.00 | 0.00 | 12.50 | 0.00 | 0.05 | 2.00 | |||||
| 4.70 | 0.00 | 0.00 | 15.00 | 0.00 | 0.05 | 0.03 | |||||
| 1.82 | 0.75 | 4.50 | 17.50 | 0.00 | 0.05 | 0.01 | |||||
| 0.05 | 0.00 | 0.10 | 20.00 | 0.00 | 0.60 | 1.00 | |||||
| 0.10 | 0.00 | 0.00 | 22.50 | — | — | — | |||||
| — | — | — | 25.00 | 10.30 | 13.90 | 11.25 | |||||
| — | — | — | 30.00 | 15.30 | 18.90 | 16.40 | |||||
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 ARX put/call ratio?
For the November 20, 2026 expiration, the ARX put/call ratio based on open interest is 0.56 (305 puts vs 541 calls), and 1.77 based on today's volume. A ratio above 1 means more puts than calls.
What is ARX's implied volatility?
At-the-money implied volatility for ARX options expiring November 20, 2026 is about 12.7%, an annualized estimate of how much the market expects Accelerant stock to move.
How many ARX option expiration dates are there?
ARX has 5 listed expiration dates, from Oct 16, 2026 to May 21, 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.