ABM Industries (ABM) Options Chain

NYSE: ABMConsumer DiscretionaryDiversified Commercial ServicesUSD

49.89+1.14 (+2.34%)

At close: Oct 8, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Oct 16, 2026
Days to expiration: 8
Share price: $49.89
Put/call ratio (OI): 0.18
Put/call ratio (volume): 0.14
ATM implied volatility: 31.3%
Expected move: ±$2.31
Open interest (C / P): 1.23K / 228

ABM options summary

The ABM options chain for the October 16, 2026 expiration lists 10 call and 9 put contracts, with 8 days until expiration. Open interest stands at 1,234 calls and 228 puts, a put/call ratio of 0.18, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $50.00 strike is 31.3%, which implies the market expects a move of about ±$2.31 (4.6%) in ABM Industries stock by expiration.

The most open interest sits at the $55.00 call (695 contracts) and the $22.50 put (63 contracts).

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

ABM options chain · October 16, 2026

ABM 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
1	2	—	21.00	21.00	24.50	20.00	—	—	—	—	—	—
13	—	—	17.35	16.50	19.50	22.50	0.00	2.35	0.28	445.3%	—	63
0	2	—	19.06	20.50	24.50	25.00	0.00	0.00	0.85	50.0%	—	0
0	101	218.8%	18.65	17.80	20.20	30.00	0.00	0.75	1.10	228.3%	1	8
0	80	162.3%	13.65	12.80	15.20	35.00	0.00	0.75	0.10	169.9%	3	13
1	71	101.6%	8.35	8.00	10.10	40.00	0.00	0.25	0.10	90.6%	1	63
110	2	56.6%	4.20	3.10	5.10	45.00	0.00	0.75	0.20	67.8%	27	46
ABM $49.89
341	1	29.0%	0.45	0.55	0.80	50.00	0.65	1.05	1.61	33.7%	3	32
695	1	55.7%	0.05	0.00	0.25	55.00	5.00	7.20	8.24	92.0%	—	1
73	2	104.1%	0.05	0.00	0.95	60.00	9.90	12.30	11.60	132.1%	1	2

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 October 16, 2026 expiration, the ABM put/call ratio based on open interest is 0.18 (228 puts vs 1,234 calls), and 0.14 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 October 16, 2026 is about 31.3%, 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.