ISRG option chain Intuitive Surgical, Inc.

Expiration Cboe delayed options data · as of 12:35 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 ±6.6% (347.89–397.29) · ATM IV 39.6% · P/C open interest 1.03

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
178.10	185.70		28		1.00	0.0000	0.000	190	0	6.80		22	214.1%	0.00	0.0000	-0.000
173.20	180.80		14		1.00	0.0000	0.000	195	0	7.40		15	211.1%	0.00	0.0000	-0.000
168.20	175.40		4		1.00	0.0000	0.000	200	0	5.10		11	187.8%	-0.00	0.0000	-0.000
158.20	165.20		12		1.00	0.0000	0.000	210	0	6.80		10	186.7%	-0.00	0.0000	-0.001
148.20	155.30		14		1.00	0.0000	0.000	220	0	5.50		10	165.7%	-0.00	0.0000	-0.001
138.20	144.80		6		1.00	0.0000	0.000	230	0	5.70		18	155.2%	-0.00	0.0000	-0.002
128.20	135.70		24		1.00	0.0000	0.000	240	0	0.6000		23	96.1%	-0.00	0.0000	-0.002
118.30	125.70		36		1.00	0.0001	0.000	250	0	4.50		30	125.7%	-0.00	0.0001	-0.004
108.30	113.80		32		1.00	0.0001	0.000	260	0	6.80		49	127.6%	-0.00	0.0001	-0.006
103.30	108.70		21		1.00	0.0001	0.000	265	0	5.50		8	115.9%	-0.00	0.0001	-0.007
98.30	103.90		61		1.00	0.0002	0.000	270	0	4.30		59	104.5%	-0.00	0.0002	-0.009
93.30	100.20		6		1.00	0.0002	0.000	275	0	5.30		12	104.8%	-0.00	0.0002	-0.011
88.30	93.90		14		1.00	0.0003	-0.003	280	0	1.10		71	72.2%	-0.00	0.0003	-0.014
83.40	89.20				0.99	0.0004	-0.007	285	0	5.10		14	94.0%	-0.01	0.0004	-0.017
78.40	86.00		14		0.99	0.0005	-0.012	290	0	0.9000		61	62.4%	-0.01	0.0005	-0.021
73.40	80.80				0.99	0.0007	-0.018	295	0	1.25	5	61	62.2%	-0.01	0.0007	-0.027
68.40	74.00		31		0.99	0.0009	-0.025	300	0	1.70		418	62.0%	-0.01	0.0009	-0.034
63.50	69.40		3		0.98	0.0011	-0.034	305	0	0.8000		181	50.5%	-0.02	0.0011	-0.042
58.60	66.20		17		0.98	0.0015	-0.044	310	0	0.4500	1	3,709	42.9%	-0.02	0.0015	-0.052
53.60	60.90		3		0.97	0.0019	-0.057	315	0	0.7000	10	160	42.6%	-0.03	0.0019	-0.064
48.80	56.00		36		0.96	0.0025	-0.073	320	0.2000	0.5000		975	39.2%	-0.04	0.0025	-0.079
44.00	51.20		9	31.4%	0.95	0.0032	-0.091	325	0.0500	1.00	1	313	39.6%	-0.05	0.0033	-0.097
39.20	46.80		42	35.3%	0.93	0.0042	-0.113	330	0.1000	1.30	1	365	37.2%	-0.07	0.0042	-0.119
34.80	42.20		359	36.7%	0.91	0.0053	-0.138	335	0.1500	2.45	2	542	38.9%	-0.09	0.0053	-0.143
29.70	37.70		254	34.2%	0.89	0.0066	-0.166	340	1.25	2.60	21	775	39.0%	-0.11	0.0066	-0.171
25.30	33.20		72	33.6%	0.85	0.0081	-0.197	345	0.3000	5.50	12	150	39.9%	-0.15	0.0082	-0.201
23.20	31.20			33.9%	0.83	0.0090	-0.213	347.5	0	6.40		7	38.9%	-0.17	0.0091	-0.217
21.00	29.20		216	33.6%	0.81	0.0098	-0.229	350	1.90	5.50	36	2,476	38.6%	-0.19	0.0099	-0.233
19.10	26.90			33.0%	0.79	0.0107	-0.244	352.5	0	8.10			37.5%	-0.22	0.0108	-0.248
17.30	25.30		47	33.8%	0.76	0.0116	-0.259	355	3.30	7.60	3	198	40.4%	-0.24	0.0117	-0.263
15.00	23.50			32.9%	0.73	0.0124	-0.273	357.5	0.6000	7.20		2	31.4%	-0.27	0.0125	-0.277
15.40	21.70	5	120	36.6%	0.70	0.0132	-0.286	360	5.20	9.50	19	344	41.2%	-0.30	0.0134	-0.290
13.70	20.10		2	36.5%	0.66	0.0140	-0.297	362.5	6.00	6.80	5	11	34.7%	-0.34	0.0141	-0.301
12.20	17.90	3	222	35.4%	0.63	0.0146	-0.306	365	6.90	10.50	13	500	39.2%	-0.37	0.0147	-0.310
8.90	16.10		3	31.7%	0.59	0.0151	-0.313	367.5	7.90	12.70	6	26	40.8%	-0.41	0.0153	-0.316
11.20	15.70	18	305	39.2%	0.55	0.0155	-0.317	370	8.80	12.90	15	812	38.8%	-0.45	0.0156	-0.321
10.10	14.40		24	39.4%	0.51	0.0157	-0.318	372.5	10.10	14.80	2	30	39.9%	-0.49	0.0158	-0.322
8.20	9.80	8	358	32.6%	0.48	0.0157	-0.317	375	11.30	16.40	5	307	40.1%	-0.53	0.0159	-0.320
7.70	12.10	28	447	39.0%	0.44	0.0156	-0.313	377.5	9.30	17.50		15	34.1%	-0.57	0.0158	-0.316
6.70	11.10	79	305	39.1%	0.40	0.0153	-0.306	380	10.80	18.50	5	466	33.2%	-0.61	0.0155	-0.309
5.70	10.20	12	11	39.0%	0.36	0.0149	-0.296	382.5	12.40	20.90	1	1	34.5%	-0.64	0.0151	-0.299
4.90	9.40	6	172	39.2%	0.33	0.0143	-0.285	385	15.80	20.70	2	113	34.2%	-0.68	0.0145	-0.288
0.2000	9.00	3	8	32.8%	0.29	0.0136	-0.272	387.5	15.90	24.00		2	33.9%	-0.71	0.0138	-0.275
2.80	4.60	9	528	31.8%	0.26	0.0128	-0.258	390	17.70	26.00	9	322	34.1%	-0.74	0.0131	-0.260
0.5000	8.40	2	8	37.1%	0.23	0.0120	-0.242	392.5	20.20	27.70			34.8%	-0.77	0.0122	-0.244
1.80	5.00	3	126	35.1%	0.21	0.0112	-0.227	395	23.60	29.20	2	72	36.8%	-0.80	0.0114	-0.229
0	6.40		16	36.3%	0.18	0.0103	-0.211	397.5	25.70	30.90			36.3%	-0.82	0.0105	-0.212
1.50	2.85	96	1,095	33.4%	0.16	0.0095	-0.195	400	26.10	34.00	7	258	34.7%	-0.85	0.0097	-0.196
0.2000	7.70	2	17	43.8%	0.14	0.0087	-0.180	402.5	28.30	36.00			34.4%	-0.87	0.0089	-0.180
0	4.00	7	174	36.1%	0.13	0.0079	-0.165	405	32.40	36.90	3	207	36.2%	-0.88	0.0081	-0.165
0	1.70	21	420	31.6%	0.10	0.0064	-0.138	410	35.30	43.00		317	36.4%	-0.91	0.0068	-0.139
0	1.60	4	170	34.1%	0.07	0.0052	-0.115	415	42.00	47.60		43	44.1%	-0.94	0.0056	-0.120
0	1.20	15	714	34.8%	0.06	0.0042	-0.094	420	44.80	53.00	19	334	40.6%	-0.96	0.0048	-0.106
0	2.35		201	43.3%	0.04	0.0033	-0.077	425	50.00	57.40		30	41.6%	-0.97	0.0040	-0.089
0	1.25	4	215	40.4%	0.03	0.0026	-0.063	430	54.50	62.30		98	40.4%	-0.98	0.0032	-0.070
0	0.5500	10	75	37.3%	0.03	0.0021	-0.052	435	59.70	67.30		2	44.5%	-0.99	0.0022	-0.055
0	0.6500	1	426	40.6%	0.02	0.0017	-0.043	440	64.70	70.60		122		-1.00	0.0012	-0.044
0	0.9000	10	78	45.2%	0.02	0.0013	-0.035	445	69.70	77.30		10	49.7%	-1.00	0.0005	-0.039
0	0.4000	37	586	42.0%	0.01	0.0011	-0.029	450	74.70	82.60		31	54.3%	-1.00	0.0002	-0.039
0	3.00	1	61	62.8%	0.01	0.0008	-0.024	455	81.90	87.30		6	66.8%	-1.00	0.0000	-0.039
0	0.4500		203	46.9%	0.01	0.0007	-0.019	460	84.70	92.90		115	61.3%	-1.00	0.0000	-0.039
0	0.4500		72	48.9%	0.01	0.0006	-0.016	465	90.60	97.30	1	1	65.6%	-1.00	0.0000	-0.039
0	0.4000		385	50.0%	0.01	0.0004	-0.013	470	95.50	100.90	1	52	53.1%	-1.00	0.0000	-0.039
0	1.30		404	62.1%	0.00	0.0004	-0.011	475	100.00	107.30			66.3%	-1.00	0.0000	-0.039
0	2.05		337	69.7%	0.00	0.0003	-0.009	480	104.70	113.00		39	71.5%	-1.00	0.0000	-0.039
0	0.9500	1	178	63.1%	0.00	0.0002	-0.008	485	109.70	117.30			68.3%	-1.00	0.0000	-0.039
0	1.00		196	65.6%	0.00	0.0002	-0.007	490	114.90	122.30		27	72.2%	-1.00	0.0000	-0.039
0	1.20		88	69.6%	0.00	0.0002	-0.006	495	119.90	127.30			74.4%	-1.00	0.0000	-0.039
0	1.40		694	73.5%	0.00	0.0001	-0.005	500	125.10	132.30		14	78.2%	-1.00	0.0000	-0.039
0	5.50		73	98.5%	0.00	0.0001	-0.004	505	129.70	137.30			76.7%	-1.00	0.0000	-0.039
0	2.80		254	87.5%	0.00	0.0001	-0.003	510	134.70	142.30		7	78.8%	-1.00	0.0000	-0.039
0	5.30		91	102.3%	0.00	0.0001	-0.003	515	139.70	147.30			80.8%	-1.00	0.0000	-0.039
0	0.4500		793	69.1%	0.00	0.0001	-0.003	520	146.90	152.30		4	98.5%	-1.00	0.0000	-0.039
0	2.20		75	89.8%	0.00	0.0001	-0.002	525	151.90	157.20			100.1%	-1.00	0.0000	-0.039
0	6.50		162	114.0%	0.00	0.0000	-0.002	530	154.70	162.90		3	92.3%	-1.00	0.0000	-0.039
0	5.30		34	111.1%	0.00	0.0000	-0.002	535	160.10	167.30			92.6%	-1.00	0.0000	-0.039
0	5.30		136	113.2%	0.00	0.0000	-0.001	540	166.70	170.80		1	95.4%	-1.00	0.0000	-0.039
0	6.80		712	121.8%	0.00	0.0000	-0.001	545	171.90	177.30			109.1%	-1.00	0.0000	-0.039
0	0.5500		196	80.9%	0.00	0.0000	-0.001	550	175.00	182.30		9	97.4%	-1.00	0.0000	-0.039
0	6.10			123.1%	0.00	0.0000	-0.001	555	181.90	187.30			113.1%	-1.00	0.0000	-0.039

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 — Sep 18, 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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ISRG option chain Intuitive Surgical, Inc.

Volatility smile — Sep 18, 2026

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