Graham (GHM) Options Chain

NYSE: GHMIndustrialsIndustrial Machinery/ComponentsUSD

82.37+0.82 (+1.01%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Dec 18, 2026
Days to expiration: 68
Share price: $82.37
Put/call ratio (OI): 0.05
Put/call ratio (volume): 0.47
ATM implied volatility: 108.6%
Expected move: ±$38.61
Open interest (C / P): 590 / 31

GHM options summary

The GHM options chain for the December 18, 2026 expiration lists 20 call and 8 put contracts, with 68 days until expiration. Open interest stands at 590 calls and 31 puts, a put/call ratio of 0.05, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $80.00 strike is 108.6%, which implies the market expects a move of about ±$38.61 (46.9%) in Graham stock by expiration.

The most open interest sits at the $135.00 call (403 contracts) and the $60.00 put (10 contracts).

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

GHM options chain · December 18, 2026

GHM 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
2	1	80.1%	33.55	26.50	31.00	55.00	—	—	—	—	—	—
5	2	144.3%	44.50	29.40	32.00	60.00	0.00	4.80	3.60	80.8%	10	10
4	4	344.0%	40.00	47.60	50.50	65.00	0.05	3.40	2.89	58.5%	—	1
—	—	—	—	—	—	70.00	2.05	4.90	2.70	63.0%	4	1
3	1	184.5%	32.70	26.00	30.40	75.00	2.55	7.00	6.60	58.7%	—	1
4	2	157.1%	29.50	20.50	25.00	80.00	5.00	9.50	6.85	60.1%	—	10
GHM $82.37
1	—	170.3%	25.10	20.50	24.90	85.00	7.60	12.00	10.69	58.6%	—	1
0	—	162.2%	20.00	18.00	21.90	90.00	10.70	15.00	7.50	57.4%	1	3
11	11	64.5%	9.25	2.50	7.00	95.00	7.00	11.80	16.66	—	4	4
18	1	62.5%	5.68	1.05	5.70	100.00	—	—	—	—	—	—
1	1	64.3%	4.40	0.50	4.90	105.00	—	—	—	—	—	—
0	1	12.5%	15.67	0.00	0.00	110.00	—	—	—	—	—	—
5	—	112.2%	21.30	4.50	9.00	115.00	—	—	—	—	—	—
1	2	80.7%	2.67	0.00	4.90	120.00	—	—	—	—	—	—
0	8	87.2%	5.41	0.10	5.00	125.00	—	—	—	—	—	—
126	1	105.3%	11.40	1.65	6.00	130.00	—	—	—	—	—	—
403	2	96.0%	0.80	0.00	4.90	135.00	—	—	—	—	—	—
0	—	25.0%	9.80	0.00	0.00	140.00	—	—	—	—	—	—
6	3	150.7%	8.50	4.50	9.00	150.00	—	—	—	—	—	—
0	—	25.0%	7.70	0.00	0.00	155.00	—	—	—	—	—	—
0	—	25.0%	3.50	0.00	0.00	160.00	—	—	—	—	—	—

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 GHM put/call ratio?

For the December 18, 2026 expiration, the GHM put/call ratio based on open interest is 0.05 (31 puts vs 590 calls), and 0.47 based on today's volume. A ratio above 1 means more puts than calls.

What is GHM's implied volatility?

At-the-money implied volatility for GHM options expiring December 18, 2026 is about 108.6%, an annualized estimate of how much the market expects Graham stock to move.

How many GHM option expiration dates are there?

GHM has 4 listed expiration dates, from Oct 16, 2026 to Mar 19, 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.