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: Jan 21, 2028
Days to expiration: 468
Share price: $480.72
Put/call ratio (OI): 0.81
Put/call ratio (volume): 0.72
ATM implied volatility: 30.4%
Expected move: ±$165.23
Open interest (C / P): 1.94K / 1.57K

NOC options summary

The NOC options chain for the January 21, 2028 expiration lists 57 call and 47 put contracts, with 468 days until expiration. Open interest stands at 1,942 calls and 1,571 puts, a put/call ratio of 0.81, which is fairly balanced between calls and puts. At-the-money implied volatility near the $480.00 strike is 30.4%, which implies the market expects a move of about ±$165.23 (34.4%) in Northrop Grumman stock by expiration.

The most open interest sits at the $530.00 call (343 contracts) and the $450.00 put (207 contracts).

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

NOC options chain · January 21, 2028

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
0	2	—	320.20	0.00	0.00	260.00	0.00	6.50	2.64	40.2%	1	3
—	—	—	—	—	—	270.00	0.00	6.80	2.20	38.6%	1	3
4	2	46.8%	278.00	207.00	216.00	280.00	0.00	5.00	1.80	33.9%	2	50
—	—	—	—	—	—	290.00	1.00	9.30	4.83	37.9%	1	1
2	1	91.5%	245.00	255.00	263.00	300.00	0.20	6.90	8.40	32.9%	3	13
—	—	—	—	—	—	310.00	1.00	9.40	5.62	34.1%	1	1
—	—	—	—	—	—	320.00	2.00	11.90	6.05	34.7%	1	10
—	—	—	—	—	—	330.00	2.00	9.20	9.30	30.1%	2	9
1	—	80.7%	191.90	220.00	229.00	340.00	3.00	12.00	15.70	31.0%	12	6
2	3	58.6%	219.00	181.00	189.00	350.00	8.30	13.30	11.00	30.2%	1	25
3	2	39.8%	185.27	141.00	150.00	360.00	8.00	18.00	13.00	32.0%	2	6
9	2	38.9%	174.70	133.00	142.00	370.00	11.00	20.00	15.50	31.4%	2	13
0	2	—	320.02	0.00	0.00	380.00	0.00	0.00	10.70	3.1%	1	0
0	—	—	183.00	0.00	0.00	390.00	12.00	22.00	20.55	28.7%	3	2
41	11	38.0%	110.50	112.00	122.00	400.00	18.00	28.00	23.11	30.3%	10	44
1	2	37.3%	155.55	106.00	115.00	410.00	23.00	31.00	29.00	29.9%	—	35
13	1	37.0%	106.55	100.00	109.00	420.00	24.00	34.00	22.85	29.4%	1	95
21	2	36.7%	99.50	94.00	103.00	430.00	30.50	34.30	32.10	27.4%	2	2
3	3	36.2%	113.02	88.00	97.00	440.00	32.00	41.00	35.75	28.6%	2	39
20	10	35.7%	83.53	82.00	91.00	450.00	36.00	44.00	39.50	27.7%	2	207
0	3	—	165.14	0.00	0.00	460.00	40.00	50.00	36.42	28.3%	2	99
216	4	34.4%	78.10	72.80	79.00	470.00	44.90	53.00	49.91	27.2%	49	77
9	2	34.2%	73.40	67.00	74.20	480.00	50.00	57.00	54.94	26.5%	3	141
NOC $480.72
19	1	34.1%	69.00	64.20	69.80	490.00	54.00	60.60	58.30	25.6%	1	66
83	2	33.0%	61.50	59.00	63.50	500.00	60.00	67.80	62.00	26.1%	7	136
13	1	33.0%	53.40	54.80	59.70	510.00	66.00	71.80	68.60	25.1%	5	53
45	34	33.8%	52.40	49.20	57.90	520.00	72.00	77.70	76.00	24.8%	2	16
343	4	32.6%	49.50	48.50	52.00	530.00	78.40	83.40	78.80	24.3%	1	22
42	2	32.6%	42.00	43.00	48.80	540.00	85.10	90.00	89.43	24.1%	1	23
72	1	33.6%	42.00	38.00	48.00	550.00	91.00	97.10	75.00	24.1%	1	57
32	4	33.5%	40.93	35.00	45.00	560.00	97.00	106.00	79.73	24.8%	2	42
17	1	32.4%	35.32	34.30	39.90	570.00	104.00	113.00	76.80	24.4%	4	40
14	6	33.2%	35.26	29.00	39.00	580.00	81.10	89.00	107.15	—	2	9
10	2	32.9%	29.90	27.00	36.00	590.00	86.80	95.00	100.30	—	2	26
52	1	31.6%	30.70	25.00	31.20	600.00	128.00	133.50	108.00	22.4%	1	22
15	2	32.5%	26.48	23.00	30.80	610.00	136.00	141.70	116.08	22.2%	1	76
66	3	30.8%	26.00	22.20	25.80	620.00	117.00	126.00	67.00	—	16	40
73	1	32.5%	23.51	20.40	27.00	630.00	124.00	132.00	70.50	—	1	3
2	3	32.9%	22.15	16.00	26.00	640.00	160.00	169.00	142.30	22.9%	14	21
54	10	32.7%	17.50	14.00	24.00	650.00	169.00	178.00	170.01	22.9%	1	13
0	2	6.3%	60.75	0.00	0.00	660.00	131.00	140.00	153.88	—	20	10
55	1	32.6%	15.00	11.00	21.00	670.00	153.00	162.00	175.00	—	1	5
25	2	31.6%	28.11	10.00	18.00	680.00	161.00	169.00	183.00	—	5	7
81	2	31.1%	12.50	11.50	14.90	700.00	216.00	223.80	187.20	22.5%	1	2
60	20	31.4%	13.00	6.00	13.20	720.00	179.00	184.30	192.80	—	—	1
6	1	48.7%	47.20	31.00	40.00	740.00	—	—	—	—	—	—
65	1	30.4%	7.10	5.30	8.80	760.00	—	—	—	—	—	—
54	10	32.2%	7.65	1.00	9.50	780.00	—	—	—	—	—	—
120	8	31.4%	6.20	0.00	7.50	800.00	—	—	—	—	—	—
21	1	34.9%	5.67	0.05	10.00	820.00	—	—	—	—	—	—
21	3	46.9%	22.27	17.00	25.00	840.00	—	—	—	—	—	—
18	1	34.5%	4.19	0.55	7.50	860.00	—	—	—	—	—	—
0	2	12.5%	12.40	0.00	0.00	880.00	—	—	—	—	—	—
31	6	31.8%	3.50	1.00	3.90	900.00	—	—	—	—	—	—
2	1	39.9%	7.75	1.00	10.00	920.00	—	—	—	—	—	—
0	20	12.5%	11.20	0.00	0.00	940.00	—	—	—	—	—	—
3	1	47.0%	12.84	5.00	15.00	980.00	—	—	—	—	—	—
77	52	38.3%	3.00	0.50	5.60	1,000.00	463.00	472.00	456.75	—	3	0
0	1	12.5%	8.00	0.00	0.00	1,040.00	—	—	—	—	—	—
6	1	45.5%	4.10	0.40	9.80	1,060.00	—	—	—	—	—	—
0	5	12.5%	4.00	0.00	0.00	1,100.00	—	—	—	—	—	—
0	1	12.5%	3.70	0.00	0.00	1,120.00	582.00	592.00	567.00	—	—	0

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 January 21, 2028 expiration, the NOC put/call ratio based on open interest is 0.81 (1,571 puts vs 1,942 calls), and 0.72 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 January 21, 2028 is about 30.4%, 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.