Arcosa (ACA) Options Chain
NYSE: ACAIndustrialsMetal FabricationsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
After hours: 147.18 -0.01%
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 7
- Share price
- $147.18
- Put/call ratio (OI)
- 0.31
- Put/call ratio (volume)
- 0.50
- Expected move
- ±$11.39
- Open interest (C / P)
- 13 / 4
ACA options summary
The ACA options chain for the October 16, 2026 expiration lists 2 call and 1 put contracts, with 7 days until expiration. Open interest stands at 13 calls and 4 puts, a put/call ratio of 0.31, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $145.00 strike is 55.9%, which implies the market expects a move of about ±$11.39 (7.7%) in Arcosa stock by expiration.
The most open interest sits at the $150.00 call (12 contracts) and the $145.00 put (4 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
ACA options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 2.50 | 0.00 | 4.90 | 145.00 | 0.00 | 4.90 | 0.45 | |||||
| 0.05 | 0.00 | 0.05 | 150.00 | — | — | — | |||||
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 ACA put/call ratio?
For the October 16, 2026 expiration, the ACA put/call ratio based on open interest is 0.31 (4 puts vs 13 calls), and 0.50 based on today's volume. A ratio above 1 means more puts than calls.
What is ACA's implied volatility?
At-the-money implied volatility for ACA options expiring October 16, 2026 is about 55.9%, an annualized estimate of how much the market expects Arcosa stock to move.
How many ACA option expiration dates are there?
ACA 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.