Arm (ARM) Options Chain

NASDAQ: ARMTechnologySemiconductorsUSD

266.28-9.01 (-3.27%)

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

Expiration date

Expiration: Apr 16, 2027
Days to expiration: 187
Share price: $266.28
Put/call ratio (OI): 2.61
Put/call ratio (volume): 8.73
ATM implied volatility: 63.4%
Expected move: ±$120.77
Open interest (C / P): 2.96K / 7.74K

ARM options summary

The ARM options chain for the April 16, 2027 expiration lists 43 call and 35 put contracts, with 187 days until expiration. Open interest stands at 2,960 calls and 7,736 puts, a put/call ratio of 2.61, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $270.00 strike is 63.4%, which implies the market expects a move of about ±$120.77 (45.4%) in Arm stock by expiration.

The most open interest sits at the $240.00 call (472 contracts) and the $190.00 put (1.16K contracts).

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

ARM options chain · April 16, 2027

ARM 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
4	—	83.5%	143.00	144.75	148.30	125.00	1.07	2.43	1.58	64.3%	10	57
—	—	—	—	—	—	130.00	0.90	3.20	1.59	63.5%	2	64
4	4	79.8%	188.25	135.50	139.25	135.00	1.52	3.20	1.96	62.5%	52	84
1	—	78.7%	114.81	131.40	134.70	140.00	2.29	2.93	2.65	61.0%	1	66
1	—	77.3%	128.02	126.85	130.45	145.00	2.98	3.85	3.25	62.1%	3	91
10	4	76.1%	192.20	122.55	126.15	150.00	2.95	5.15	2.93	61.9%	4	41
1	1	75.0%	125.50	118.30	121.90	155.00	3.80	5.35	4.60	61.1%	47	138
8	4	74.0%	180.90	114.15	117.75	160.00	4.80	5.70	4.95	60.6%	3	26
1	—	73.3%	109.65	110.20	113.65	165.00	5.70	7.05	5.35	61.3%	1	88
—	—	—	—	—	—	170.00	5.85	8.50	7.14	60.7%	4	360
3	—	71.5%	102.35	102.00	105.90	175.00	6.50	9.50	8.10	60.0%	1	69
7	1	71.7%	83.82	98.85	102.15	180.00	7.00	11.10	8.00	59.7%	606	1,079
6	2	71.0%	122.20	95.10	98.45	185.00	8.40	12.30	12.20	59.8%	2	9
5	—	69.6%	92.25	91.00	94.45	190.00	11.00	12.15	11.84	59.5%	1	1,159
11	20	70.0%	115.35	87.90	91.35	195.00	11.05	13.70	13.45	58.1%	10	63
9	1	68.8%	93.72	84.10	87.60	200.00	14.00	15.10	14.00	59.4%	4	293
20	4	68.4%	137.20	78.15	80.80	210.00	17.35	18.50	18.65	59.3%	7	458
12	4	67.5%	88.95	71.90	74.45	220.00	20.25	22.35	22.00	58.5%	163	346
36	25	67.2%	92.50	66.00	69.15	230.00	25.15	26.50	26.00	58.9%	504	481
472	12	67.0%	86.20	60.70	64.00	240.00	28.65	31.20	27.60	58.1%	7	747
45	4	67.6%	68.70	56.20	59.85	250.00	34.50	37.45	34.42	59.5%	2	75
64	6	67.2%	53.81	51.50	55.25	260.00	39.80	42.75	41.31	59.3%	4	425
ARM $266.28
96	1	67.2%	50.51	47.15	51.35	270.00	45.85	48.65	46.56	59.5%	13	217
77	2	67.2%	45.29	43.90	47.00	280.00	51.55	54.25	52.35	58.9%	1	92
34	2	67.0%	42.67	40.00	43.55	290.00	57.95	60.75	45.70	58.9%	130	145
60	8	67.2%	39.76	37.05	40.35	300.00	64.65	67.45	59.90	58.9%	3	475
40	3	66.5%	40.99	33.85	36.55	310.00	71.45	74.70	57.60	58.9%	2	87
26	1	66.7%	34.48	31.35	33.80	320.00	78.90	82.05	66.30	59.0%	1	192
46	2	67.2%	31.42	29.45	31.20	330.00	86.35	89.50	81.30	58.9%	10	89
39	2	66.9%	32.69	26.35	29.20	340.00	94.10	96.30	78.15	58.2%	10	13
222	2	66.8%	26.50	24.35	26.75	350.00	101.80	105.05	99.40	58.6%	27	200
173	5	67.3%	44.00	22.30	25.35	360.00	109.80	113.10	99.35	58.5%	2	3
299	4	67.6%	23.44	21.10	23.30	370.00	118.05	121.35	90.63	58.3%	2	2
413	1	68.0%	21.90	19.80	21.80	380.00	—	—	—	—	—	—
24	2	68.6%	38.60	17.50	21.70	390.00	134.80	138.20	120.49	57.8%	—	1
301	1	68.4%	22.60	16.85	19.15	400.00	—	—	—	—	—	—
2	2	68.1%	17.73	15.45	17.45	410.00	—	—	—	—	—	—
2	2	68.3%	26.90	14.40	16.20	420.00	—	—	—	—	—	—
248	23	69.1%	25.60	12.90	16.35	430.00	—	—	—	—	—	—
8	8	68.8%	23.85	12.40	14.35	440.00	179.10	182.55	151.62	56.6%	2	1
7	1	69.2%	13.51	11.65	13.55	450.00	—	—	—	—	—	—
60	17	69.1%	21.35	10.55	12.65	460.00	—	—	—	—	—	—
4	—	70.0%	31.45	9.70	12.80	470.00	—	—	—	—	—	—
6	1	69.0%	24.47	8.80	11.10	480.00	—	—	—	—	—	—
53	6	69.9%	9.70	9.10	10.20	490.00	—	—	—	—	—	—

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 ARM put/call ratio?

For the April 16, 2027 expiration, the ARM put/call ratio based on open interest is 2.61 (7,736 puts vs 2,960 calls), and 8.73 based on today's volume. A ratio above 1 means more puts than calls.

What is ARM's implied volatility?

At-the-money implied volatility for ARM options expiring April 16, 2027 is about 63.4%, an annualized estimate of how much the market expects Arm stock to move.

How many ARM option expiration dates are there?

ARM has 18 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.