ARM option chain Arm Holdings plc American Depositary Shares

Expiration Cboe delayed options data · as of 06:34 UTC

Each row is one strike. The left half is the call, the right half the put. Bid/ask are what buyers and sellers currently quote; volume is contracts traded this session; open interest is standing contracts. The highlighted row sits closest to the stock price.

This expiration prices a move of about ±17.3% (188.67–267.62) · ATM IV 73.4% · P/C open interest 1.18

CALLS								Strike	PUTS
Bid	Ask	Vol	OIThe number of option contracts currently outstanding at a strike or expiration. High open interest shows where positions are concentrated.	IV	ΔModel sensitivity of an option's price to a $1 move in the stock; also used as a rough moneyness scale (a 25-delta option is well out of the money).	Γ	Θ		Bid	Ask	Vol	OI	IV	Δ	Γ	Θ
111.60	115.70	2	68	112.7%	0.99	0.0004	-0.015	115	0	0.5000	1	117	106.2%	-0.01	0.0004	-0.029
106.80	110.00		214	116.3%	0.99	0.0004	-0.019	120	0	0.6600		160	104.3%	-0.01	0.0004	-0.032
102.35	105.90		93	107.6%	0.99	0.0005	-0.023	125	0	0.4200	2	535	92.2%	-0.01	0.0005	-0.036
97.20	101.10		142	103.6%	0.98	0.0006	-0.029	130	0.0300	0.5300	2	185	90.4%	-0.02	0.0006	-0.041
92.05	96.00		43	96.3%	0.98	0.0008	-0.035	135	0	0.7200		68	88.2%	-0.02	0.0008	-0.046
88.10	91.15	1	68	100.4%	0.98	0.0009	-0.042	140	0.2500	0.7700	1	442	87.6%	-0.02	0.0009	-0.053
82.70	85.75		102	84.5%	0.97	0.0011	-0.051	145	0	1.25		127	85.1%	-0.03	0.0012	-0.061
78.35	81.65		320	92.9%	0.96	0.0014	-0.061	150	0.5200	1.02	16	500	82.8%	-0.04	0.0014	-0.071
73.70	76.80		34	90.4%	0.95	0.0017	-0.074	155	0.5500	1.22	9	54	79.4%	-0.05	0.0017	-0.083
68.15	72.10	1	82	88.6%	0.94	0.0020	-0.087	160	0.7200	1.85	39	418	80.1%	-0.06	0.0020	-0.096
64.55	66.90		115	83.1%	0.93	0.0024	-0.103	165	1.44	1.89	2	605	79.1%	-0.07	0.0024	-0.111
59.60	62.55		120	80.3%	0.92	0.0029	-0.121	170	1.99	2.55	57	315	78.7%	-0.08	0.0029	-0.128
55.70	58.55		61	82.8%	0.90	0.0034	-0.140	175	2.54	3.25	7	1,161	77.5%	-0.10	0.0034	-0.147
51.40	54.30	1	185	81.5%	0.88	0.0039	-0.160	180	2.47	3.90	31	2,268	74.3%	-0.12	0.0039	-0.166
46.60	50.25		97	78.5%	0.85	0.0044	-0.180	185	3.10	4.75	18	1,482	73.2%	-0.15	0.0044	-0.186
43.15	46.50		57	80.0%	0.83	0.0050	-0.201	190	4.25	5.55	72	842	73.4%	-0.18	0.0050	-0.207
39.45	42.60		168	79.0%	0.80	0.0055	-0.222	195	6.00	6.90	72	983	74.6%	-0.21	0.0056	-0.227
35.15	38.65	3	782	77.8%	0.76	0.0060	-0.241	200	7.30	8.10	107	3,233	74.0%	-0.24	0.0061	-0.246
32.15	35.25			76.4%	0.73	0.0065	-0.259	205	7.65	9.80	37		71.4%	-0.27	0.0066	-0.263
28.50	31.25	8	151	75.7%	0.69	0.0070	-0.274	210	10.50	11.30	14	1,373	73.0%	-0.31	0.0070	-0.278
27.85	29.70			75.1%	0.67	0.0072	-0.281	212.5	10.35	12.65	28		71.4%	-0.33	0.0072	-0.285
26.30	28.20	1		74.8%	0.65	0.0073	-0.287	215	12.45	13.45	5		73.0%	-0.35	0.0074	-0.291
24.90	26.75			74.6%	0.63	0.0075	-0.292	217.5	13.50	14.95	1		72.9%	-0.37	0.0075	-0.296
23.40	25.35		190	74.2%	0.62	0.0076	-0.297	220	14.60	15.65	196	2,535	72.8%	-0.39	0.0077	-0.300
22.15	24.05			74.3%	0.60	0.0077	-0.301	222.5	15.30	17.20			72.5%	-0.41	0.0078	-0.304
20.90	22.75	1		74.1%	0.58	0.0078	-0.304	225	16.10	18.15	2		71.1%	-0.43	0.0079	-0.307
19.90	21.55	4		74.5%	0.56	0.0079	-0.306	227.5	17.85	19.65			72.3%	-0.45	0.0080	-0.309
18.75	20.30	60	152	74.2%	0.54	0.0080	-0.308	230	19.45	21.00	152	4,025	72.8%	-0.47	0.0080	-0.310
17.80	19.20	1		74.5%	0.52	0.0080	-0.308	232.5	19.95	22.30	9		70.6%	-0.49	0.0081	-0.310
15.60	18.10	30		74.6%	0.50	0.0080	-0.308	235	22.25	23.75	25		72.5%	-0.51	0.0081	-0.310
15.65	17.10	20		74.2%	0.48	0.0080	-0.307	237.5	22.80	25.35	3		70.9%	-0.53	0.0081	-0.309
14.85	15.50	156	1,274	73.2%	0.46	0.0080	-0.306	240	24.35	26.90	91	3,905	70.9%	-0.55	0.0081	-0.307
13.70	15.15	68		73.8%	0.44	0.0080	-0.303	242.5	25.95	28.60			70.4%	-0.56	0.0080	-0.305
12.95	14.25	11		74.0%	0.42	0.0079	-0.301	245	27.50	30.20	8		70.8%	-0.58	0.0080	-0.302
12.25	13.40	14		74.2%	0.40	0.0078	-0.297	247.5	30.00	31.80	4		72.2%	-0.60	0.0079	-0.298
11.50	12.60	154	1,198	74.3%	0.38	0.0077	-0.293	250	30.95	33.85	61	5,741	71.3%	-0.62	0.0078	-0.294
10.75	11.85	16		74.1%	0.37	0.0076	-0.288	252.5	33.45	35.30	29		72.1%	-0.64	0.0077	-0.289
10.05	11.10	4		74.2%	0.35	0.0075	-0.283	255	35.30	37.10	16		72.2%	-0.66	0.0076	-0.284
9.40	10.40			74.0%	0.33	0.0074	-0.278	257.5	37.10	38.95	6		72.1%	-0.67	0.0075	-0.279
8.60	9.65	73	1,846	73.4%	0.32	0.0072	-0.272	260	38.90	40.90	31	2,054	72.1%	-0.69	0.0073	-0.273
7.50	9.70	14		76.1%	0.29	0.0069	-0.260	265	42.10	44.80	1		70.7%	-0.72	0.0070	-0.260
6.50	7.50	97	1,449	74.2%	0.26	0.0065	-0.246	270	46.10	48.85	1	2,675	70.7%	-0.75	0.0067	-0.246
5.85	7.25	63		75.8%	0.23	0.0062	-0.233	275	50.25	52.85	1		70.4%	-0.78	0.0063	-0.233
5.05	5.75	121	794	74.3%	0.21	0.0058	-0.219	280	54.45	57.05	18	1,086	70.1%	-0.80	0.0059	-0.218
3.75	4.40	152	1,393	74.3%	0.17	0.0050	-0.192	290	62.90	66.00	2	1,633	69.4%	-0.84	0.0052	-0.191
2.72	3.10	482	3,960	74.1%	0.13	0.0043	-0.167	300	72.75	75.10	6	1,342	72.1%	-0.88	0.0044	-0.165
2.15	2.63	99	2,685	75.5%	0.11	0.0036	-0.144	310	81.30	84.40	1	890	67.6%	-0.90	0.0038	-0.142
1.71	2.01	102	2,782	76.4%	0.09	0.0031	-0.125	320	91.45	94.00		383	71.6%	-0.92	0.0033	-0.123
1.31	1.66	257	2,021	77.6%	0.07	0.0026	-0.109	330	101.00	103.55		302	68.8%	-0.94	0.0028	-0.106
1.08	1.36	28	1,298	79.1%	0.06	0.0022	-0.095	340	110.40	113.40		178		-0.95	0.0024	-0.092

Strikes shown: within ±50% of the underlying price. Intrinsic value = max(0, price − strike) for calls, max(0, strike − price) for puts; extrinsic = option price − intrinsic. Greeks and IV as computed by the exchange feed.

Volatility smile — Nov 20, 2026

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Implied volatility per strike for this expiration. Out-of-the-money puts usually price higher IV than calls — the skew.

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ARM option chain Arm Holdings plc American Depositary Shares

Volatility smile — Nov 20, 2026

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