ABM Industries (ABM) Options Chain
NYSE: ABMConsumer DiscretionaryDiversified Commercial ServicesUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 20, 2026
- Days to expiration
- 40
- Share price
- $49.63
- Put/call ratio (OI)
- 1.50
- Put/call ratio (volume)
- 0.50
- Expected move
- ±$5.11
- Open interest (C / P)
- 2 / 3
ABM options summary
The ABM options chain for the November 20, 2026 expiration lists 1 call and 2 put contracts, with 40 days until expiration. Open interest stands at 2 calls and 3 puts, a put/call ratio of 1.50, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $50.00 strike is 31.1%, which implies the market expects a move of about ±$5.11 (10.3%) in ABM Industries stock by expiration.
The most open interest sits at the $50.00 call (2 contracts) and the $45.00 put (2 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
ABM options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 45.00 | 0.00 | 0.80 | 0.60 | |||||
| 1.70 | 1.55 | 2.15 | 50.00 | 1.35 | 2.00 | 1.61 | |||||
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 ABM put/call ratio?
For the November 20, 2026 expiration, the ABM put/call ratio based on open interest is 1.50 (3 puts vs 2 calls), and 0.50 based on today's volume. A ratio above 1 means more puts than calls.
What is ABM's implied volatility?
At-the-money implied volatility for ABM options expiring November 20, 2026 is about 31.1%, an annualized estimate of how much the market expects ABM Industries stock to move.
How many ABM option expiration dates are there?
ABM has 8 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.