Northrop Grumman (NOC) Options Chain

NYSE: NOCIndustrialsIndustrial Machinery/ComponentsUSD

480.72-3.76 (-0.78%)

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

Expiration date

Expiration: May 21, 2027
Days to expiration: 223
Share price: $480.72
Put/call ratio (OI): 1.89
Put/call ratio (volume): 3.33
ATM implied volatility: 34.3%
Expected move: ±$128.84
Open interest (C / P): 27 / 51

NOC options summary

The NOC options chain for the May 21, 2027 expiration lists 11 call and 17 put contracts, with 223 days until expiration. Open interest stands at 27 calls and 51 puts, a put/call ratio of 1.89, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $480.00 strike is 34.3%, which implies the market expects a move of about ±$128.84 (26.8%) in Northrop Grumman stock by expiration.

The most open interest sits at the $475.00 call (8 contracts) and the $400.00 put (14 contracts).

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

NOC options chain · May 21, 2027

NOC 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
—	—	—	—	—	—	340.00	0.05	7.60	1.83	38.6%	—	3
—	—	—	—	—	—	390.00	—	—	9.00	—	—	—
—	—	—	—	—	—	400.00	6.00	15.30	10.60	32.5%	11	14
—	—	—	—	—	—	430.00	14.00	22.70	13.42	30.6%	—	1
—	—	—	—	—	—	435.00	16.00	24.60	13.50	30.6%	1	1
—	—	—	—	—	—	440.00	17.40	26.10	22.00	30.3%	2	3
—	—	—	—	—	—	445.00	19.00	28.30	25.40	30.4%	8	8
—	—	—	—	—	—	450.00	21.30	29.80	30.00	30.0%	1	2
—	—	—	—	—	—	465.00	27.00	36.10	25.10	29.5%	—	1
—	—	—	49.80	—	—	470.00	29.30	38.40	22.39	29.4%	—	5
8	3	34.4%	47.50	46.00	54.20	475.00	32.20	40.70	25.10	29.2%	—	4
7	1	34.3%	45.00	43.00	51.70	480.00	—	—	—	—	—	—
NOC $480.72
2	—	34.3%	51.00	41.00	49.50	485.00	37.00	45.60	40.20	28.9%	—	1
—	—	—	—	—	—	490.00	39.10	47.90	32.18	28.5%	—	5
1	—	33.9%	44.70	36.00	44.70	495.00	42.00	51.00	47.75	28.6%	1	1
2	2	33.7%	40.20	34.00	42.50	500.00	—	—	—	—	—	—
—	—	—	—	—	—	510.00	51.00	59.80	43.75	28.2%	—	1
—	—	—	29.90	—	—	525.00	—	—	—	—	—	—
4	2	32.8%	20.25	17.00	25.10	550.00	—	—	—	—	—	—
1	—	33.2%	22.62	15.00	24.40	555.00	—	—	—	—	—	—
—	—	—	—	—	—	585.00	106.30	114.80	106.20	26.9%	1	1
—	—	—	—	—	—	640.00	156.20	164.70	154.95	28.0%	5	0
—	—	—	4.12	—	—	660.00	—	—	—	—	—	—
2	1	35.4%	2.40	0.00	3.40	760.00	—	—	—	—	—	—

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 NOC put/call ratio?

For the May 21, 2027 expiration, the NOC put/call ratio based on open interest is 1.89 (51 puts vs 27 calls), and 3.33 based on today's volume. A ratio above 1 means more puts than calls.

What is NOC's implied volatility?

At-the-money implied volatility for NOC options expiring May 21, 2027 is about 34.3%, an annualized estimate of how much the market expects Northrop Grumman stock to move.

How many NOC option expiration dates are there?

NOC has 11 listed expiration dates, from Oct 16, 2026 to Jan 19, 2029.

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.