KLA (KLAC) Options Chain

NASDAQ: KLACTechnologyElectronic ComponentsUSD

195.57-1.15 (-0.58%)

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

Expiration date

Expiration: Dec 18, 2026
Days to expiration: 68
Share price: $195.57
Put/call ratio (OI): 1.45
Put/call ratio (volume): 1.52
ATM implied volatility: 57.6%
Expected move: ±$48.66
Open interest (C / P): 15.99K / 23.18K

KLAC options summary

The KLAC options chain for the December 18, 2026 expiration lists 263 call and 266 put contracts, with 68 days until expiration. Open interest stands at 15,992 calls and 23,182 puts, a put/call ratio of 1.45, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $196.00 strike is 57.6%, which implies the market expects a move of about ±$48.66 (24.9%) in KLA stock by expiration.

The most open interest sits at the $200.00 call (712 contracts) and the $154.00 put (1.52K contracts).

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

KLAC options chain · December 18, 2026

KLAC 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	—	—	151.39	0.00	0.00	56.00	0.00	0.00	0.05	50.0%	10	0
10	—	492.8%	161.05	160.40	175.30	58.00	—	—	1.32	—	—	—
10	—	479.3%	159.96	158.50	173.50	60.00	—	—	0.82	—	—	—
20	—	466.6%	152.45	156.70	171.60	62.00	—	—	0.76	—	—	—
10	—	460.3%	156.08	155.70	170.70	63.00	0.00	0.85	1.00	126.4%	1	21
0	—	—	110.23	0.00	0.00	64.00	—	—	0.92	—	—	—
—	—	—	—	—	—	65.00	0.00	2.45	0.50	147.7%	10	21
—	—	—	88.01	—	—	66.00	0.00	8.10	1.60	191.9%	1	37
—	—	—	108.43	—	—	67.00	0.00	0.90	1.64	121.0%	2	0
2	10	—	175.98	106.60	122.10	68.00	0.00	1.10	1.73	123.2%	2	1
—	—	—	—	—	—	69.00	0.00	1.15	2.12	122.5%	—	1
—	—	—	87.08	—	—	70.00	0.00	1.00	0.20	118.3%	1	114
0	—	—	132.49	0.00	0.00	71.00	—	—	2.10	—	—	—
—	—	—	—	—	—	72.00	0.00	1.20	0.36	118.7%	10	10
10	—	407.9%	146.60	146.40	161.50	73.00	—	—	1.28	—	—	—
10	—	402.7%	145.91	145.40	160.50	74.00	—	—	—	—	—	—
—	—	—	72.49	—	—	75.00	0.00	0.50	1.25	100.0%	—	10
60	13	132.3%	103.30	117.80	124.20	76.00	0.00	0.80	0.38	105.7%	10	10
0	—	—	126.98	0.00	0.00	77.00	0.00	0.80	0.05	104.4%	1	3
—	—	—	—	—	—	78.00	—	—	1.60	—	—	—
0	—	—	127.45	0.00	0.00	79.00	—	—	—	—	—	—
—	—	—	—	—	—	80.00	0.00	0.80	0.45	100.4%	23	43
—	—	—	95.51	—	—	81.00	0.00	0.00	4.26	50.0%	1	0
—	—	—	—	—	—	82.00	0.00	8.50	3.00	159.7%	10	11
—	—	—	—	—	—	83.00	0.00	0.85	0.55	97.5%	2	15
9	1	123.8%	119.74	110.20	116.30	84.00	0.00	8.40	3.82	155.3%	4	91
—	—	—	—	—	—	85.00	0.00	0.65	0.20	91.2%	5	255
—	—	—	69.70	—	—	86.00	0.55	0.95	3.05	103.1%	108	20
18	8	119.3%	86.60	107.10	113.40	87.00	0.00	0.65	0.60	88.9%	10	50
—	—	—	—	—	—	88.00	—	—	6.03	—	—	—
20	—	343.6%	138.77	132.20	145.80	89.00	0.00	8.00	4.85	144.2%	2	3
2	—	—	96.00	94.30	100.20	90.00	0.00	0.70	0.11	86.4%	20	10
—	—	—	69.23	—	—	91.00	0.00	0.70	0.70	85.3%	1	71
—	—	—	50.08	—	—	92.00	0.00	0.70	0.68	84.2%	5	26
20	—	331.1%	129.22	128.60	142.20	93.00	0.00	0.70	0.40	83.1%	2	44
—	—	—	—	—	—	94.00	0.00	0.70	0.68	82.0%	2	13
—	—	—	—	—	—	95.00	0.00	0.70	0.49	81.0%	1	34
130	—	319.1%	113.44	126.40	138.00	96.00	—	—	5.54	—	—	—
—	—	—	—	—	—	97.00	—	—	5.70	—	—	—
—	—	—	—	—	—	98.00	0.00	2.95	5.00	101.0%	6	47
—	—	—	77.32	—	—	99.00	0.00	1.60	5.21	88.2%	6	25
63	1	84.5%	84.10	93.50	99.00	100.00	0.00	0.55	0.34	73.0%	2	608
—	—	—	—	—	—	101.00	0.00	0.75	0.28	75.5%	24	137
—	—	—	—	—	—	102.00	1.05	2.10	2.25	97.3%	1	161
21	10	—	84.15	81.70	87.30	103.00	0.00	0.80	1.35	74.3%	1	115
—	—	—	—	—	—	104.00	1.25	2.35	5.80	97.7%	1	101
—	—	—	—	—	—	105.00	0.00	0.85	0.75	73.0%	20	26
10	—	414.0%	81.09	139.30	148.80	106.00	0.00	0.85	0.49	72.0%	—	290
—	—	—	—	—	—	107.00	0.00	0.90	0.50	71.7%	3	206
—	—	—	—	—	—	108.00	0.00	1.45	1.05	76.8%	1	12
—	—	—	—	—	—	109.00	0.00	0.95	1.40	70.4%	1	49
3	2	91.8%	87.91	84.40	90.60	110.00	0.00	1.20	1.20	72.2%	20	532
—	—	—	—	—	—	111.00	0.00	1.15	1.10	70.7%	3	43
—	—	—	—	—	—	112.00	0.00	1.20	2.05	70.2%	1	42
—	—	—	—	—	—	113.00	0.00	1.20	1.90	69.3%	1	112
—	—	—	33.84	—	—	114.00	0.00	1.45	1.15	70.7%	4	437
12	1	—	128.10	66.80	72.90	115.00	0.00	1.25	0.57	67.8%	2	26
—	—	—	43.94	—	—	116.00	0.00	1.30	1.08	67.3%	1	30
0	—	—	101.86	0.00	0.00	117.00	0.00	1.55	1.20	68.6%	4	114
31	1	86.4%	56.85	77.70	82.10	118.00	0.05	1.35	2.75	66.3%	11	209
—	—	—	18.62	—	—	119.00	0.00	0.00	5.10	25.0%	25	0
—	—	—	18.16	—	—	120.00	0.25	1.45	1.35	66.9%	4	324
—	—	—	17.88	—	—	121.00	1.40	2.85	7.00	81.0%	4	26
0	—	—	91.34	0.00	0.00	122.00	0.00	0.00	5.60	25.0%	4	0
30	—	358.2%	68.68	124.60	133.90	123.00	0.25	1.65	3.80	65.5%	2	133
143	3	82.5%	76.30	71.50	77.00	124.00	0.00	0.00	3.10	25.0%	2	0
32	1	79.6%	48.32	69.60	76.50	125.00	0.30	1.60	1.00	63.5%	5	249
0	—	—	79.23	0.00	0.00	126.00	0.35	1.70	1.55	63.6%	4	302
—	—	—	—	—	—	127.00	0.20	1.95	2.80	63.3%	5	89
0	—	—	84.80	0.00	0.00	128.00	0.45	2.00	4.40	64.1%	2	159
—	—	—	60.59	—	—	129.00	0.30	2.00	2.10	62.3%	10	60
38	1	78.0%	59.90	66.70	70.40	130.00	0.80	1.70	1.24	62.5%	30	1,105
21	1	78.6%	56.87	64.80	69.10	132.00	0.90	1.80	2.82	61.6%	54	149
50	—	248.6%	92.38	97.80	106.60	134.00	1.05	1.95	1.45	61.2%	4	104
1	3	72.7%	64.05	59.90	67.30	135.00	1.10	2.00	1.47	60.7%	2	59
30	—	245.1%	92.48	96.30	104.80	136.00	1.15	2.10	1.60	60.5%	2	564
12	1	68.0%	39.53	57.70	63.10	138.00	1.30	2.30	1.65	60.1%	4	487
134	1	67.9%	61.07	56.10	61.30	140.00	1.85	2.35	2.15	60.5%	3	1,065
57	1	71.4%	48.92	55.60	59.60	142.00	1.65	2.65	2.93	58.9%	4	185
100	40	—	86.57	46.30	49.60	144.00	2.20	2.90	2.35	59.8%	1	191
25	1	66.8%	53.05	51.80	57.00	145.00	2.30	3.00	2.50	59.5%	7	542
0	—	—	81.51	0.00	0.00	146.00	1.75	3.20	2.89	57.3%	9	317
287	24	65.5%	53.06	48.00	55.50	148.00	3.10	3.90	3.30	61.7%	1	164
264	1	64.9%	49.05	47.30	52.80	150.00	3.00	4.00	2.90	59.5%	4	369
100	—	221.0%	77.80	84.90	91.00	152.00	2.85	4.10	3.47	57.3%	3	188
—	—	—	38.56	—	—	154.00	3.10	4.70	4.00	57.5%	1	1,516
32	3	67.9%	28.30	45.00	48.70	155.00	3.70	4.90	4.10	58.4%	1	306
0	10	—	42.14	0.00	0.00	156.00	3.30	5.20	4.00	57.1%	1	192
61	1	48.6%	57.20	36.20	40.60	158.00	3.80	5.40	5.90	56.6%	3	392
589	7	66.0%	52.71	40.90	44.70	160.00	4.50	5.80	5.30	57.0%	4	826
103	1	66.3%	50.75	38.10	44.80	162.00	5.80	6.20	5.96	58.5%	12	393
41	1	65.6%	21.65	38.10	41.70	164.00	4.90	7.10	5.40	56.1%	3	153
30	2	65.7%	41.75	37.50	41.00	165.00	5.80	7.00	6.90	56.6%	2	106
45	1	65.4%	20.55	35.30	41.70	166.00	5.50	7.70	6.00	56.3%	1	45
12	1	67.3%	19.57	35.80	40.90	167.00	6.60	7.50	7.30	56.9%	1	66
21	2	64.9%	23.05	33.90	40.20	168.00	6.10	8.00	7.60	55.7%	2	168
28	1	64.4%	27.00	33.00	39.50	169.00	7.30	8.10	7.90	57.0%	2	157
295	2	61.8%	37.50	32.30	37.50	170.00	7.00	8.80	8.18	56.5%	6	145
146	1	64.5%	35.35	33.20	36.80	171.00	7.50	8.90	8.50	56.4%	1	100
79	1	61.9%	19.20	31.20	36.10	172.00	7.70	9.30	8.50	56.3%	3	158
59	2	60.3%	26.73	29.60	35.50	173.00	8.50	9.40	8.90	56.6%	3	159
44	1	62.5%	41.70	30.30	34.80	174.00	7.20	10.70	8.00	55.4%	19	87
183	1	62.8%	32.45	30.80	33.30	175.00	8.80	10.40	9.50	56.4%	2	317
206	4	61.7%	29.31	28.70	33.50	176.00	8.30	11.40	9.90	55.9%	2	116
94	4	63.2%	28.72	29.10	32.80	177.00	9.50	10.80	9.70	55.7%	2	87
22	2	63.3%	28.06	28.60	32.20	178.00	10.10	11.30	9.80	56.2%	2	89
69	1	63.0%	30.80	27.90	31.60	179.00	8.90	11.90	14.40	53.9%	4	69
267	2	62.9%	26.98	27.30	31.00	180.00	11.10	12.30	11.40	56.8%	7	832
70	1	63.0%	20.70	26.80	30.40	181.00	10.00	12.70	12.40	54.3%	1	48
183	1	61.9%	35.80	25.60	29.80	182.00	11.90	12.90	12.10	56.3%	1	100
250	1	60.9%	35.50	24.50	29.20	183.00	12.40	13.20	11.00	56.2%	1	60
164	6	61.4%	26.62	25.40	27.50	184.00	12.00	14.00	12.94	55.5%	12	134
211	2	60.2%	28.50	24.60	26.50	185.00	11.50	14.20	12.00	53.6%	1	242
160	2	61.5%	26.00	24.30	26.60	186.00	13.70	14.70	14.10	56.4%	1	22
48	6	60.8%	26.00	23.40	26.00	187.00	12.20	15.70	16.70	54.1%	1	469
377	1	58.9%	24.30	22.00	25.10	188.00	12.50	16.60	14.34	54.5%	4	60
131	1	60.9%	24.23	22.60	24.80	189.00	13.10	17.10	17.60	54.7%	2	31
143	2	59.2%	23.99	20.80	24.50	190.00	14.90	16.60	15.82	55.2%	18	93
67	24	59.0%	30.70	20.50	23.70	191.00	15.30	17.20	17.00	55.2%	1	86
121	25	59.1%	23.60	20.10	23.20	192.00	14.80	17.80	16.40	53.8%	1	28
51	2	60.4%	20.50	20.40	22.80	193.00	15.00	18.30	18.50	53.3%	1	68
76	1	60.0%	20.72	20.20	21.80	194.00	15.70	19.30	18.99	54.2%	2	67
75	7	61.0%	23.90	19.60	22.20	195.00	16.10	19.20	18.90	53.1%	1	72
KLAC $195.57
139	55	60.3%	21.80	19.00	21.40	196.00	18.10	19.60	18.60	55.0%	8	296
302	1	59.5%	19.40	18.00	20.10	198.00	17.40	21.60	19.90	53.6%	6	52
712	1	59.0%	20.00	16.20	19.90	200.00	18.50	22.70	19.85	53.5%	30	193
87	1	58.5%	18.30	15.60	18.50	202.00	20.30	24.40	22.70	55.1%	1	114
138	1	58.6%	16.50	15.10	17.50	204.00	21.00	26.00	23.40	54.9%	3	37
214	4	60.1%	16.60	15.70	17.20	205.00	22.30	25.50	20.10	54.3%	13	82
232	2	59.9%	16.10	15.30	16.70	206.00	22.00	25.90	21.80	52.6%	1	72
111	3	58.6%	16.60	13.30	16.40	208.00	23.30	27.90	27.32	53.7%	2	178
253	4	58.3%	15.80	12.60	15.50	210.00	24.60	29.20	36.20	53.6%	1	51
97	1	59.5%	15.30	12.70	14.80	212.00	25.90	29.80	48.60	52.4%	1	225
99	1	59.4%	13.90	12.40	13.80	214.00	27.20	31.90	38.20	53.4%	1	75
66	3	59.2%	13.38	12.10	13.30	215.00	27.90	31.40	26.35	51.6%	1	74
210	1	59.8%	12.40	11.80	13.40	216.00	28.60	33.40	27.66	53.6%	1	37
136	1	58.3%	13.40	10.10	12.90	218.00	0.00	0.00	37.30	—	1	0
314	1	59.1%	12.90	10.30	12.10	220.00	33.00	34.90	29.40	53.8%	1	92
191	1	59.5%	11.90	9.90	11.70	222.00	32.90	36.80	44.80	52.0%	1	35
121	2	59.1%	12.00	9.80	10.50	224.00	35.40	38.70	37.10	54.2%	49	87
300	4	59.2%	11.70	9.00	10.80	225.00	35.20	40.60	34.80	54.5%	1	199
53	1	57.7%	15.60	8.10	10.30	226.00	35.90	40.00	33.80	52.1%	1	70
41	8	59.1%	9.30	8.30	10.00	228.00	37.50	41.50	38.20	52.1%	1	29
159	18	59.3%	9.80	7.70	9.80	230.00	39.00	44.00	42.75	53.6%	1	79
71	1	59.4%	9.70	7.60	9.10	232.00	51.30	56.30	72.60	88.1%	5	40
62	8	60.3%	11.80	7.20	9.20	234.00	52.70	58.00	68.85	88.3%	1	36
205	1	59.7%	8.00	6.80	8.80	235.00	0.00	0.00	46.20	—	1	0
30	3	59.6%	8.50	6.90	8.30	236.00	54.60	59.60	75.30	89.0%	8	38
91	6	60.0%	8.70	6.30	8.30	238.00	56.00	61.30	76.50	89.2%	5	66
391	81	58.7%	6.77	6.30	6.90	240.00	48.20	51.10	49.60	53.5%	3	205
73	1	58.7%	6.30	5.30	7.20	242.00	48.40	52.70	44.85	50.2%	1	67
126	3	60.2%	7.10	5.60	7.00	244.00	61.20	66.40	81.30	90.9%	7	30
250	4	59.7%	6.70	5.10	6.60	246.00	51.80	56.10	79.80	59.0%	1	80
270	1	59.7%	8.80	5.00	6.10	248.00	53.50	58.10	81.20	50.3%	1	22
449	11	58.4%	5.40	4.50	5.40	250.00	55.30	61.50	50.72	54.1%	1	93
348	5	60.5%	4.20	3.30	5.10	260.00	64.20	68.80	68.40	61.4%	10	145
526	3	60.5%	3.70	2.50	3.90	270.00	73.30	80.70	75.17	57.0%	1	91
322	21	61.3%	2.51	2.10	3.00	280.00	93.50	99.30	111.20	101.6%	13	41
127	26	61.4%	2.00	1.70	2.20	290.00	91.30	97.10	122.00	66.2%	2	16
163	4	65.7%	2.00	1.30	2.75	300.00	112.50	118.20	128.70	107.7%	10	0
293	8	66.3%	1.50	0.95	2.35	310.00	110.60	117.20	142.10	74.6%	21	9
331	8	67.2%	1.45	0.75	2.00	320.00	120.50	128.80	150.00	50.2%	1	0
107	3	68.0%	1.90	0.40	1.90	330.00	146.80	152.80	100.30	136.9%	—	1
0	6	25.0%	4.60	0.00	0.00	340.00	—	—	—	—	—	—
90	1	68.6%	0.79	0.15	1.35	350.00	—	—	—	—	—	—
66	5	70.5%	0.75	0.00	1.40	360.00	—	—	—	—	—	—
33	1	73.8%	0.74	0.00	1.50	370.00	—	—	—	—	—	—
15	15	73.7%	0.40	0.00	1.20	380.00	—	—	—	—	—	—
296	6	75.0%	0.40	0.00	1.10	390.00	—	—	—	—	—	—
51	2	77.7%	0.70	0.10	1.05	400.00	—	—	—	—	—	—
0	1	25.0%	1.46	0.00	0.00	410.00	—	—	—	—	—	—
2	—	83.4%	16.20	0.05	1.25	420.00	—	—	—	—	—	—
0	1	25.0%	2.20	0.00	0.00	430.00	237.60	252.30	225.00	152.0%	—	0
145	2	91.4%	1.00	0.05	1.70	440.00	—	—	—	—	—	—
—	—	—	—	—	—	560.00	0.30	7.90	5.00	—	2	12
—	—	—	—	—	—	580.00	0.00	0.00	13.20	—	1	0
—	—	—	—	—	—	600.00	7.00	13.40	8.24	—	1	1
2	2	50.0%	1,524.50	0.00	0.00	620.00	1.45	10.00	7.59	—	—	1
1	—	50.0%	1,560.80	0.00	0.00	630.00	1.80	10.50	8.15	—	2	2
1	1	50.0%	1,102.25	0.00	0.00	640.00	2.20	9.20	9.17	—	1	7
—	—	—	—	—	—	650.00	2.45	9.40	9.58	—	2	2
0	1	50.0%	880.07	0.00	0.00	660.00	0.00	0.00	7.50	—	2	2
2	1	—	1,084.30	1,446.20	1,461.40	670.00	—	—	—	—	—	—
1	1	50.0%	1,300.82	0.00	0.00	680.00	—	—	—	—	—	—
1	—	—	870.80	1,115.50	1,132.90	700.00	0.00	0.00	8.89	—	4	11
1	—	50.0%	1,324.90	0.00	0.00	710.00	0.00	0.00	21.00	—	—	0
—	—	—	—	—	—	720.00	24.00	32.30	28.93	—	—	1
—	—	—	—	—	—	730.00	5.00	11.70	12.80	—	—	0
1	1	—	724.87	1,058.30	1,072.60	750.00	8.00	14.80	24.65	—	1	2
6	4	—	716.37	1,049.10	1,065.00	760.00	29.00	38.00	35.10	—	—	1
1	1	50.0%	1,269.80	0.00	0.00	770.00	—	—	—	—	—	—
—	—	—	—	—	—	780.00	6.90	13.70	16.00	—	1	2
1	1	50.0%	1,274.50	0.00	0.00	790.00	—	—	—	—	—	—
—	—	—	—	—	—	800.00	35.00	44.00	32.50	—	1	5
1	1	—	955.10	1,316.60	1,330.00	810.00	26.00	32.90	22.00	—	3	0
—	—	—	—	—	—	830.00	31.00	39.00	80.90	—	1	1
0	—	50.0%	648.15	0.00	0.00	840.00	0.00	0.00	15.70	—	8	9
—	—	—	—	—	—	850.00	10.30	17.90	21.50	—	1	24
6	6	—	697.00	618.30	633.60	860.00	10.80	18.50	19.84	—	2	3
1	—	—	947.14	1,260.90	1,275.00	870.00	0.00	0.00	39.70	—	5	0
—	—	—	—	—	—	880.00	31.90	41.00	60.29	—	—	1
—	—	—	—	—	—	890.00	51.00	60.00	29.50	—	2	0
—	—	—	—	—	—	900.00	13.10	20.60	24.20	—	1	1
1	—	—	692.30	925.10	942.10	910.00	0.00	0.00	25.80	—	—	7
1	—	—	500.75	572.00	587.30	920.00	14.30	21.50	25.05	—	2	2
—	—	—	—	—	—	930.00	15.00	22.70	26.35	—	8	4
—	—	—	—	—	—	940.00	15.70	23.30	26.60	—	2	1
—	—	—	—	—	—	950.00	0.00	0.00	55.10	—	2	0
13	4	50.0%	1,134.40	0.00	0.00	960.00	0.00	0.00	55.40	—	2	0
—	—	—	—	—	—	970.00	0.00	0.00	57.00	—	1	0
—	—	—	—	—	—	980.00	0.00	0.00	26.35	—	1	5
1	—	—	773.20	1,151.60	1,166.00	990.00	0.00	0.00	57.45	—	2	0
6	1	50.0%	1,438.23	0.00	0.00	1,000.00	0.00	0.00	28.72	—	2	50
—	—	—	—	—	—	1,010.00	66.00	77.00	121.30	—	20	20
—	—	—	—	—	—	1,020.00	22.30	30.40	37.70	—	4	21
2	1	50.0%	842.10	0.00	0.00	1,030.00	67.00	76.00	72.25	—	2	10
—	—	—	—	—	—	1,040.00	76.00	85.00	140.30	—	—	10
1	1	50.0%	810.90	0.00	0.00	1,060.00	37.00	45.30	95.50	—	2	29
—	—	—	—	—	—	1,070.00	0.00	0.00	35.10	—	1	20
—	—	—	—	—	—	1,090.00	28.80	38.60	46.20	—	2	3
—	—	—	—	—	—	1,100.00	0.00	0.00	39.70	—	4	34
—	—	—	—	—	—	1,110.00	0.00	0.00	50.00	—	1	4
—	—	—	—	—	—	1,120.00	86.00	95.00	86.00	—	1	3
—	—	—	—	—	—	1,130.00	0.00	0.00	43.60	—	4	5
14	13	—	338.40	418.90	435.10	1,140.00	49.00	58.10	104.50	—	2	2
1	1	—	200.90	392.00	400.00	1,150.00	51.00	59.90	113.10	—	1	2
0	1	50.0%	439.35	0.00	0.00	1,160.00	117.00	124.00	186.41	—	1	0
5	1	50.0%	1,018.55	0.00	0.00	1,170.00	39.10	48.10	60.20	—	—	1
3	1	50.0%	796.85	0.00	0.00	1,180.00	40.10	49.60	53.02	—	30	20
4	4	—	186.20	369.00	376.00	1,190.00	105.10	118.00	93.95	—	1	5
4	2	—	181.60	362.00	371.00	1,200.00	0.00	0.00	50.00	—	1	32
5	5	—	178.80	355.00	364.00	1,210.00	61.80	71.70	87.00	—	1	2
13	1	50.0%	913.40	0.00	0.00	1,220.00	146.00	159.00	172.50	—	2	8
3	1	50.0%	686.80	0.00	0.00	1,230.00	0.00	0.00	70.00	—	3	14
14	3	50.0%	1,159.75	0.00	0.00	1,240.00	49.10	58.50	72.00	—	1	4
3	1	50.0%	672.00	0.00	0.00	1,250.00	51.10	60.10	72.80	—	3	6
7	1	50.0%	792.28	0.00	0.00	1,260.00	52.60	61.70	79.20	—	2	50
—	—	—	—	—	—	1,270.00	0.00	0.00	53.50	—	1	8
3	1	50.0%	848.00	0.00	0.00	1,280.00	56.20	65.10	85.20	—	1	12
5	3	—	605.91	896.30	910.00	1,290.00	0.00	0.00	72.38	—	1	5
2	1	—	353.05	327.20	341.70	1,300.00	0.00	0.00	67.65	—	1	19
0	1	50.0%	374.15	0.00	0.00	1,320.00	0.00	0.00	192.00	—	1	0
5	2	50.0%	923.80	0.00	0.00	1,340.00	66.90	76.30	114.90	—	1	7
3	2	50.0%	924.80	0.00	0.00	1,360.00	0.00	0.00	113.68	—	15	54
—	—	—	—	—	—	1,380.00	0.00	0.00	85.30	—	30	47
13	1	50.0%	726.70	0.00	0.00	1,400.00	0.00	0.00	81.80	—	2	107
8	2	50.0%	814.84	0.00	0.00	1,420.00	0.00	0.00	134.90	—	2	3
14	2	—	440.00	514.40	529.30	1,440.00	0.00	0.00	88.50	—	1	14
14	1	50.0%	815.12	0.00	0.00	1,460.00	130.00	143.30	168.00	—	1	14
0	1	50.0%	296.86	0.00	0.00	1,480.00	—	—	—	—	—	—
29	3	50.0%	689.90	0.00	0.00	1,500.00	0.00	0.00	107.50	—	1	30
10	1	50.0%	778.00	0.00	0.00	1,520.00	150.00	164.60	180.80	—	—	1
14	1	—	385.65	708.50	722.00	1,540.00	0.00	0.00	118.10	—	2	7
5	1	—	392.77	694.80	708.00	1,560.00	0.00	0.00	124.70	—	1	8
6	1	50.0%	565.20	0.00	0.00	1,580.00	0.00	0.00	155.40	—	10	8
50	1	50.0%	633.85	0.00	0.00	1,600.00	0.00	0.00	146.20	—	30	36
10	2	—	306.00	245.30	260.30	1,620.00	355.00	365.00	507.10	—	—	2
4	4	50.0%	370.40	0.00	0.00	1,640.00	369.00	378.00	523.40	—	—	2
—	—	—	—	—	—	1,650.00	0.00	0.00	145.28	—	4	4
4	1	50.0%	686.00	0.00	0.00	1,660.00	208.00	225.30	235.53	—	—	1
3	1	—	348.52	374.50	390.20	1,680.00	157.40	172.00	225.85	—	2	4
—	—	—	—	—	—	1,690.00	161.00	175.90	212.38	—	—	2
2	1	50.0%	512.50	0.00	0.00	1,700.00	0.00	0.00	160.24	—	4	4
13	1	50.0%	510.10	0.00	0.00	1,710.00	—	—	—	—	—	—
4	2	—	324.00	591.60	606.00	1,720.00	173.30	186.00	267.80	—	1	1
4	1	50.0%	548.13	0.00	0.00	1,730.00	—	—	—	—	—	—
2	1	50.0%	313.62	0.00	0.00	1,740.00	181.00	194.00	279.50	—	1	2
3	3	50.0%	591.09	0.00	0.00	1,750.00	—	—	—	—	—	—
6	3	50.0%	611.38	0.00	0.00	1,760.00	0.00	0.00	250.70	—	2	3
3	4	50.0%	607.92	0.00	0.00	1,770.00	—	—	—	—	—	—
1	1	—	275.00	556.10	570.00	1,780.00	0.00	0.00	212.00	—	1	2
3	1	50.0%	291.52	0.00	0.00	1,790.00	—	—	—	—	—	—
13	1	50.0%	830.52	0.00	0.00	1,800.00	0.00	0.00	215.57	—	101	101
6	1	50.0%	541.18	0.00	0.00	1,810.00	—	—	—	—	—	—
14	4	—	363.00	533.90	548.00	1,820.00	—	—	—	—	—	—
21	1	50.0%	740.80	0.00	0.00	1,830.00	216.50	230.00	304.80	—	—	0
6	4	—	384.80	522.70	538.00	1,840.00	—	—	—	—	—	—
—	—	—	—	—	—	1,850.00	0.00	0.00	333.70	—	1	1
4	1	—	252.57	290.60	307.10	1,860.00	—	—	—	—	—	—
1	—	50.0%	352.00	0.00	0.00	1,870.00	—	—	—	—	—	—
0	1	50.0%	131.90	0.00	0.00	1,880.00	—	—	—	—	—	—
2	—	50.0%	348.00	0.00	0.00	1,890.00	—	—	—	—	—	—
10	2	50.0%	343.00	0.00	0.00	1,900.00	0.00	0.00	262.18	—	1	6
1	—	50.0%	384.00	0.00	0.00	1,910.00	—	—	—	—	—	—
7	2	—	314.55	483.10	496.00	1,920.00	—	—	—	—	—	—
0	—	—	310.30	474.80	490.00	1,930.00	—	—	—	—	—	—
1	1	—	317.74	465.40	480.00	1,950.00	0.00	0.00	338.00	—	1	1
2	—	50.0%	370.44	0.00	0.00	1,960.00	—	—	—	—	—	—
29	1	50.0%	388.00	0.00	0.00	1,980.00	—	—	—	—	—	—
9	1	50.0%	545.00	0.00	0.00	2,000.00	0.00	0.00	340.00	—	1	2
3	2	50.0%	440.00	0.00	0.00	2,020.00	0.00	0.00	324.50	—	1	1
1	—	50.0%	354.88	0.00	0.00	2,040.00	—	—	—	—	—	—
6	1	50.0%	486.40	0.00	0.00	2,050.00	0.00	0.00	299.40	—	—	5
15	2	50.0%	406.45	0.00	0.00	2,060.00	—	—	—	—	—	—
3	1	50.0%	580.00	0.00	0.00	2,080.00	—	—	—	—	—	—
15	1	50.0%	423.52	0.00	0.00	2,100.00	0.00	0.00	323.40	—	1	2
2	1	50.0%	398.72	0.00	0.00	2,120.00	—	—	—	—	—	—
1	1	50.0%	385.66	0.00	0.00	2,150.00	—	—	—	—	—	—
9	14	50.0%	440.25	0.00	0.00	2,160.00	—	—	—	—	—	—
0	—	50.0%	84.50	0.00	0.00	2,180.00	—	—	—	—	—	—
29	3	50.0%	555.00	0.00	0.00	2,200.00	0.00	0.00	374.20	—	1	2
2	1	50.0%	184.80	0.00	0.00	2,220.00	—	—	—	—	—	—
4	3	—	124.10	337.80	352.00	2,250.00	—	—	—	—	—	—
0	2	50.0%	292.67	0.00	0.00	2,260.00	—	—	—	—	—	—
3	1	50.0%	248.00	0.00	0.00	2,280.00	—	—	—	—	—	—
5	1	—	122.93	319.60	332.00	2,300.00	—	—	—	—	—	—
—	—	—	—	—	—	2,320.00	0.00	0.00	440.20	—	—	3
3	2	50.0%	247.85	0.00	0.00	2,340.00	—	—	—	—	—	—
2	2	466.8%	114.60	48.00	56.00	2,350.00	—	—	—	—	—	—
6	5	764.4%	106.40	134.60	148.00	2,380.00	—	—	—	—	—	—
13	10	50.0%	320.10	0.00	0.00	2,400.00	—	—	—	—	—	—
5	3	50.0%	511.20	0.00	0.00	2,420.00	—	—	—	—	—	—
6	2	50.0%	189.80	0.00	0.00	2,440.00	0.00	0.00	511.50	—	2	2
22	1	—	103.10	261.60	274.00	2,480.00	—	—	—	—	—	—
8	3	50.0%	222.10	0.00	0.00	2,500.00	—	—	—	—	—	—
22	16	50.0%	392.35	0.00	0.00	2,600.00	—	—	—	—	—	—
35	7	50.0%	262.71	0.00	0.00	2,700.00	750.70	766.00	892.80	—	—	1
15	12	50.0%	226.60	0.00	0.00	2,800.00	0.00	0.00	1,115.70	—	—	1
1	—	50.0%	169.70	0.00	0.00	2,900.00	—	—	—	—	—	—
—	—	—	—	—	—	3,000.00	0.00	0.00	1,052.60	—	1	1
4	1	50.0%	261.94	0.00	0.00	3,100.00	0.00	0.00	1,137.80	—	1	1

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 KLAC put/call ratio?

For the December 18, 2026 expiration, the KLAC put/call ratio based on open interest is 1.45 (23,182 puts vs 15,992 calls), and 1.52 based on today's volume. A ratio above 1 means more puts than calls.

What is KLAC's implied volatility?

At-the-money implied volatility for KLAC options expiring December 18, 2026 is about 57.6%, an annualized estimate of how much the market expects KLA stock to move.

How many KLAC option expiration dates are there?

KLAC has 13 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.