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: Jan 21, 2028
Days to expiration: 468
Share price: $195.57
Put/call ratio (OI): 0.73
Put/call ratio (volume): 0.56
ATM implied volatility: 55.7%
Expected move: ±$123.45
Open interest (C / P): 22.82K / 16.71K

KLAC options summary

The KLAC options chain for the January 21, 2028 expiration lists 240 call and 230 put contracts, with 468 days until expiration. Open interest stands at 22,822 calls and 16,712 puts, a put/call ratio of 0.73, which is fairly balanced between calls and puts. At-the-money implied volatility near the $196.00 strike is 55.7%, which implies the market expects a move of about ±$123.45 (63.1%) in KLA stock by expiration.

The most open interest sits at the $250.00 call (1.34K contracts) and the $140.00 put (5.23K contracts).

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

KLAC options chain · January 21, 2028

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
10	1	84.7%	145.00	142.00	152.00	52.00	0.45	1.20	0.90	62.6%	10	295
1	1	82.4%	131.56	140.00	150.00	54.00	0.00	6.10	4.40	80.0%	2	42
—	—	—	67.35	—	—	56.00	0.00	9.60	2.12	87.9%	—	240
—	—	—	—	—	—	58.00	0.05	6.30	6.40	76.6%	1	21
0	1	50.4%	169.66	118.00	136.00	60.00	0.70	1.60	1.35	59.7%	84	46
—	—	—	—	—	—	62.00	0.80	1.75	1.49	59.4%	50	43
—	—	—	—	—	—	64.00	0.80	9.00	3.80	79.7%	—	10
—	—	—	74.60	—	—	65.00	1.00	2.15	2.04	59.6%	4	216
—	—	—	—	—	—	66.00	1.25	4.50	2.03	67.4%	10	25
0	—	—	145.57	0.00	0.00	67.00	—	—	3.42	—	—	—
—	—	—	81.39	—	—	68.00	—	—	3.68	—	—	—
—	—	—	—	—	—	69.00	0.00	0.00	3.96	25.0%	—	0
0	—	—	110.25	0.00	0.00	70.00	0.00	9.80	4.85	73.9%	20	33
—	—	—	61.14	—	—	71.00	—	—	—	—	—	—
—	—	—	—	—	—	72.00	0.25	2.70	3.65	53.8%	10	10
—	—	—	80.43	—	—	73.00	0.05	12.90	4.40	77.5%	—	540
—	—	—	—	—	—	74.00	—	—	4.27	—	—	—
30	1	79.1%	109.99	110.00	128.00	75.00	2.00	3.00	4.10	58.2%	1	11
—	—	—	—	—	—	76.00	2.10	3.20	4.28	58.3%	10	10
—	—	—	—	—	—	77.00	2.20	3.30	4.80	58.1%	—	1
30	1	74.5%	102.30	120.00	129.00	78.00	3.60	7.70	10.45	69.9%	—	1
—	—	—	—	—	—	79.00	2.40	16.00	5.90	81.3%	1	10
242	20	75.2%	113.29	120.10	126.30	80.00	0.90	3.50	3.99	53.0%	1	114
—	—	—	83.79	—	—	81.00	2.55	14.10	6.40	76.6%	—	1
21	1	31.8%	168.19	102.30	113.70	82.00	0.65	6.90	3.42	59.3%	25	25
1	—	70.9%	121.75	104.00	119.70	83.00	—	—	9.48	—	—	—
50	13	72.6%	103.80	115.00	124.00	84.00	0.00	0.00	7.30	12.5%	1	0
3	4	74.0%	118.40	115.00	122.00	86.00	—	—	7.29	—	—	—
—	—	—	65.90	—	—	87.00	—	—	7.50	—	—	—
—	—	—	—	—	—	88.00	1.75	9.30	14.50	61.6%	14	15
—	—	—	—	—	—	89.00	3.50	4.90	6.50	56.1%	1	21
11	1	47.9%	138.00	99.60	108.00	90.00	3.70	7.40	4.24	60.2%	3	44
—	—	—	—	—	—	93.00	6.10	20.00	9.20	79.2%	—	81
—	—	—	78.70	—	—	94.00	4.90	8.50	6.95	61.0%	5	21
0	—	—	116.70	0.00	0.00	95.00	4.40	5.70	6.07	55.1%	2	160
—	—	—	—	—	—	96.00	4.60	6.00	7.70	55.2%	1	110
50	45	58.9%	120.00	94.30	105.30	97.00	4.70	6.10	11.00	54.9%	1	3
20	—	160.6%	132.80	138.00	156.20	98.00	4.90	6.20	5.60	54.7%	19	52
—	—	—	89.00	—	—	99.00	5.10	6.40	8.40	54.7%	—	1
64	14	69.6%	108.70	102.90	111.40	100.00	5.50	6.50	5.92	54.8%	5	236
—	—	—	—	—	—	101.00	—	—	11.00	—	—	—
—	—	—	—	—	—	102.00	0.00	0.00	11.40	12.5%	1	0
20	10	69.3%	82.35	100.00	110.00	103.00	0.00	0.00	11.55	12.5%	10	0
40	10	70.5%	80.31	100.80	109.00	104.00	0.00	0.00	11.10	12.5%	1	0
205	46	69.9%	103.93	100.80	107.10	105.00	6.40	7.60	7.28	54.3%	1	27
—	—	—	—	—	—	106.00	6.40	7.80	7.50	54.0%	2	123
43	90	68.1%	104.90	99.00	103.40	108.00	—	—	—	—	—	—
156	125	68.0%	102.85	97.80	101.90	110.00	7.60	8.70	7.97	54.0%	5	199
53	35	65.6%	101.46	93.00	101.90	112.00	13.60	18.40	20.21	70.0%	16	27
131	74	68.3%	98.23	93.00	102.00	114.00	0.00	0.00	15.30	12.5%	150	0
146	193	68.3%	97.23	94.60	99.10	115.00	5.50	14.00	12.20	54.5%	20	22
136	119	65.3%	96.48	91.00	98.50	116.00	19.00	30.40	15.45	83.9%	—	20
121	12	62.7%	93.90	89.60	94.80	118.00	5.00	15.00	9.90	53.2%	26	326
116	1	67.7%	90.70	90.00	97.00	120.00	9.30	11.30	10.99	52.5%	1	350
1,218	2	68.8%	93.40	89.90	96.00	122.00	10.10	11.70	10.31	52.5%	1	34
300	1	51.2%	126.05	78.30	86.60	124.00	10.60	12.50	11.60	52.5%	11	52
24	8	64.8%	69.48	84.00	94.00	125.00	10.70	12.80	11.30	52.3%	1	35
737	2	65.9%	100.10	84.00	94.00	126.00	11.00	13.10	11.60	52.3%	1	113
33	2	65.3%	88.90	83.00	92.00	128.00	11.70	15.40	19.80	53.8%	1	331
309	2	64.7%	97.00	81.00	91.00	130.00	12.30	14.20	13.02	52.0%	1	115
74	1	67.2%	77.65	83.60	89.00	132.00	12.70	15.00	16.40	51.8%	16	17
—	—	—	38.14	—	—	134.00	10.00	20.00	17.00	52.6%	2	33
6	2	66.2%	64.74	80.10	88.00	135.00	11.00	18.90	14.25	51.8%	1	12
28	3	64.3%	84.70	77.70	87.00	136.00	14.20	16.30	22.40	51.7%	91	65
45	1	65.3%	74.90	77.80	86.00	138.00	0.00	0.00	25.70	6.3%	10	0
79	4	65.6%	79.45	77.00	85.00	140.00	15.50	18.40	16.04	52.0%	2	5,229
365	2	65.0%	90.60	75.20	84.00	142.00	16.20	18.30	20.81	51.2%	3	61
—	—	—	40.14	—	—	144.00	13.00	23.00	18.30	51.1%	11	61
—	—	—	—	—	—	145.00	—	—	18.30	—	—	—
70	50	54.5%	111.72	66.80	74.40	146.00	0.00	0.00	28.63	6.3%	24	0
280	50	57.4%	110.81	66.40	76.40	148.00	18.40	20.60	21.20	50.9%	20	541
264	1	65.8%	71.00	73.00	79.00	150.00	20.20	21.40	20.30	51.5%	5	390
0	6	—	74.56	0.00	0.00	152.00	19.80	22.20	30.30	50.5%	5	115
0	8	—	84.20	0.00	0.00	154.00	18.80	25.60	21.99	51.0%	5	17
4	1	63.5%	81.62	68.00	76.00	155.00	21.10	23.40	22.50	50.4%	3	84
43	3	65.0%	67.81	69.20	76.00	156.00	18.00	28.00	24.65	50.8%	28	39
40	5	56.6%	124.05	62.20	69.00	158.00	22.30	26.70	23.87	51.6%	1	21
265	2	62.7%	77.29	64.00	74.00	160.00	23.20	25.50	25.00	50.1%	4	192
—	—	—	50.60	—	—	162.00	21.00	29.40	25.20	55.7%	1	106
0	1	—	84.20	0.00	0.00	164.00	22.60	30.30	36.30	50.4%	2	472
28	9	63.5%	72.40	63.60	71.00	165.00	25.00	31.90	26.45	52.4%	24	61
211	2	64.1%	69.60	64.60	70.00	166.00	23.00	31.40	31.60	50.0%	—	90
55	14	62.2%	61.50	60.00	70.00	168.00	24.00	32.30	32.20	55.4%	4	12
131	1	62.0%	63.88	59.00	69.00	170.00	25.90	32.70	29.45	50.1%	1	688
503	2	61.9%	64.80	58.00	68.00	172.00	28.10	33.10	37.90	50.5%	12	54
178	8	64.1%	72.70	60.70	67.00	174.00	29.40	32.20	30.90	51.2%	12	129
17	1	62.3%	70.42	58.00	66.00	175.00	30.10	32.60	31.20	51.0%	20	148
336	1	63.2%	70.00	58.70	66.00	176.00	30.60	33.10	39.90	51.0%	5	111
33	1	63.6%	54.50	58.60	65.00	178.00	31.60	34.20	41.00	51.0%	1	11
113	1	63.5%	58.36	57.80	64.00	180.00	32.10	37.30	33.90	50.2%	6	480
432	1	60.9%	62.00	53.00	63.00	182.00	30.30	39.10	34.70	54.3%	2	158
51	1	62.0%	51.06	54.30	62.00	184.00	32.00	40.10	36.20	54.1%	3	65
43	1	61.1%	59.76	52.00	62.00	185.00	32.80	37.90	38.01	50.7%	1	13
108	14	62.5%	56.70	55.90	59.50	186.00	33.20	41.20	37.42	54.0%	1	70
319	30	59.0%	56.10	51.30	57.00	188.00	34.00	41.80	38.30	53.3%	23	44
83	2	63.2%	56.75	53.50	60.00	190.00	37.30	40.70	41.70	50.5%	2	351
20	2	60.7%	47.00	49.00	59.00	192.00	36.00	44.40	49.40	53.5%	5	77
41	1	60.4%	48.90	48.00	58.00	194.00	39.70	43.10	41.60	50.5%	2	10
144	42	63.0%	55.50	51.50	58.00	195.00	0.00	0.00	50.42	0.1%	2	0
KLAC $195.57
207	1	61.1%	53.20	50.70	55.00	196.00	38.00	44.20	42.80	50.4%	1	22
81	2	62.3%	54.65	49.20	57.00	198.00	0.00	0.00	51.40	—	10	0
661	11	60.9%	54.60	46.50	56.00	200.00	41.80	48.00	43.68	51.9%	2	65
120	2	60.3%	52.50	45.00	55.00	202.00	44.20	50.10	46.75	52.9%	1	13
34	1	60.5%	39.10	45.00	54.00	204.00	43.00	53.00	47.40	54.8%	2	47
63	2	61.9%	37.50	46.70	54.00	205.00	44.00	52.00	57.60	52.9%	—	1
37	1	60.7%	46.00	44.00	54.00	206.00	56.80	66.80	67.30	63.5%	1	22
84	1	62.0%	57.35	45.80	53.00	208.00	0.00	0.00	58.60	—	1	0
259	63	61.0%	49.80	45.40	50.50	210.00	60.20	71.80	70.69	65.3%	4	3
28	2	61.6%	43.80	44.60	51.00	212.00	48.00	58.00	51.80	54.5%	12	23
17	5	60.3%	35.10	41.00	51.00	214.00	64.00	82.00	55.10	70.3%	14	14
35	2	61.5%	42.90	43.40	50.00	215.00	62.20	76.20	60.00	65.0%	1	14
36	6	61.4%	34.60	42.60	50.00	216.00	—	—	—	—	—	—
60	8	60.0%	34.20	40.00	49.00	218.00	52.00	60.00	55.60	52.1%	4	7
152	15	60.4%	43.90	39.40	49.00	220.00	0.00	0.00	70.20	—	—	0
51	1	59.7%	41.20	38.00	48.00	222.00	—	—	58.70	—	—	—
26	1	61.8%	39.20	40.60	48.00	224.00	56.00	63.60	59.50	51.5%	20	31
74	1	61.3%	50.53	40.00	47.00	225.00	0.00	0.00	73.30	—	10	0
70	1	61.4%	39.90	39.70	47.00	226.00	73.00	86.30	60.00	68.2%	—	10
141	1	61.3%	32.20	39.30	46.00	228.00	72.80	85.80	78.10	66.1%	—	17
335	9	60.2%	44.40	38.20	44.10	230.00	61.20	67.00	64.00	50.5%	3	54
44	10	61.3%	30.65	38.10	45.00	232.00	61.00	66.90	64.80	48.8%	4	5
73	20	60.2%	35.45	36.50	43.60	234.00	—	—	80.00	—	—	—
93	1	61.1%	35.70	37.20	44.00	235.00	63.00	71.10	66.80	51.1%	11	21
65	1	61.0%	37.40	36.50	44.00	236.00	64.00	71.60	67.60	50.8%	13	13
104	60	61.0%	44.67	36.40	43.00	238.00	65.00	73.50	86.10	51.3%	10	40
130	25	61.6%	46.10	36.40	42.90	240.00	67.00	74.10	72.25	50.3%	1	107
13	2	60.9%	38.01	35.30	41.80	242.00	83.10	95.30	69.80	65.7%	—	10
114	90	60.7%	40.10	33.70	42.00	244.00	84.00	102.00	72.50	68.3%	1	1
47	12	60.8%	33.20	34.20	40.70	246.00	71.00	78.80	77.69	50.6%	71	116
624	53	59.9%	38.50	32.10	40.20	248.00	87.60	102.00	75.19	67.0%	—	6
1,345	1	61.1%	38.70	34.50	39.00	250.00	74.00	82.60	76.20	51.4%	2	325
1,174	2	59.5%	39.80	31.70	34.30	260.00	82.80	88.10	84.80	48.9%	1	252
491	1	60.5%	38.02	28.70	34.70	270.00	89.00	97.00	90.00	50.0%	1	158
278	55	60.2%	36.32	26.10	32.70	280.00	97.00	104.30	96.50	49.0%	1	301
1,183	24	60.2%	27.61	24.70	30.40	290.00	105.00	112.30	118.00	48.6%	2	201
529	1	61.1%	27.80	24.40	28.80	300.00	122.60	135.40	109.00	58.7%	—	10
605	1	61.2%	24.32	22.80	27.30	310.00	140.00	146.20	144.00	65.5%	6	11
339	1	60.4%	21.57	20.30	25.60	320.00	—	—	—	—	—	—
25	1	59.9%	16.20	18.00	24.20	330.00	156.30	164.30	146.50	65.7%	1	1
128	70	59.8%	20.50	16.70	22.80	340.00	—	—	—	—	—	—
134	60	60.6%	19.30	16.90	21.50	350.00	—	—	—	—	—	—
60	1	60.3%	23.00	15.10	20.50	360.00	—	—	—	—	—	—
1,130	22	61.3%	17.70	15.70	19.40	370.00	175.00	184.00	196.00	49.9%	1	2
301	13	61.0%	15.22	14.00	18.60	380.00	—	—	—	—	—	—
308	66	60.8%	12.95	12.90	17.50	390.00	—	—	—	—	—	—
197	2	59.6%	13.80	10.50	16.60	400.00	220.50	227.80	210.50	68.2%	—	10
9	4	61.9%	15.13	12.60	16.00	410.00	—	—	—	—	—	—
10	1	60.0%	9.41	9.50	15.10	420.00	—	—	—	—	—	—
288	1	62.0%	13.30	11.30	14.40	430.00	—	—	—	—	—	—
328	1	62.2%	11.63	10.90	13.80	440.00	0.00	0.00	240.00	—	100	0
1	1	—	931.42	946.00	960.00	520.00	0.00	0.00	18.90	—	2	28
—	—	—	—	—	—	540.00	0.00	0.00	20.05	—	2	4
1	1	—	673.50	885.00	894.00	560.00	0.00	0.00	21.20	—	12	24
—	—	—	—	—	—	580.00	0.00	0.00	24.55	—	1	2
—	—	—	—	—	—	600.00	0.00	0.00	28.15	—	1	5
—	—	—	—	—	—	620.00	0.00	0.00	32.00	—	1	3
—	—	—	—	—	—	640.00	0.00	0.00	29.80	—	2	1
2	—	—	746.00	846.00	862.00	650.00	52.00	60.00	46.00	—	1	21
—	—	—	—	—	—	660.00	28.00	38.00	49.50	—	2	4
1	1	25.0%	1,455.68	0.00	0.00	670.00	24.00	42.00	34.22	—	1	0
2	1	—	813.91	924.00	942.00	680.00	43.00	52.00	36.80	—	—	1
—	—	—	—	—	—	690.00	0.00	0.00	39.60	—	3	1
3	1	25.0%	1,102.46	0.00	0.00	700.00	28.00	46.00	40.00	—	1	5
1	1	—	611.42	768.00	777.00	710.00	—	—	—	—	—	—
1	1	—	804.31	826.00	840.20	730.00	0.00	0.00	44.00	—	2	54
—	—	—	—	—	—	740.00	32.00	52.00	42.72	—	—	1
3	1	—	840.00	774.00	790.00	750.00	56.00	64.00	61.85	—	1	1
—	—	—	—	—	—	760.00	0.00	0.00	62.50	—	—	0
1	—	—	818.60	850.00	868.00	780.00	—	—	—	—	—	—
—	—	—	—	—	—	790.00	40.00	58.00	56.50	—	—	1
3	4	—	670.00	1,074.00	1,092.00	800.00	0.00	0.00	59.00	—	1	17
1	—	—	837.91	830.00	846.00	810.00	—	—	—	—	—	—
2	—	—	527.00	513.90	522.00	820.00	—	—	—	—	—	—
—	—	—	—	—	—	830.00	109.00	118.00	94.80	—	—	1
—	—	—	—	—	—	840.00	66.00	76.00	88.00	—	1	2
—	—	—	—	—	—	860.00	56.00	76.00	72.85	—	2	2
0	2	25.0%	659.00	0.00	0.00	870.00	58.00	78.00	75.00	—	1	3
—	—	—	—	—	—	890.00	56.00	74.00	70.50	—	1	2
1	—	—	480.00	635.00	644.00	900.00	0.00	0.00	70.00	—	10	4
—	—	—	—	—	—	930.00	64.00	82.00	87.30	—	—	8
0	1	25.0%	787.00	0.00	0.00	940.00	0.00	0.00	79.00	—	1	2
10	6	25.0%	1,167.00	0.00	0.00	950.00	0.00	0.00	88.75	—	13	22
—	—	—	—	—	—	960.00	78.00	98.00	98.25	—	1	11
5	—	—	242.00	319.00	328.00	970.00	—	—	—	—	—	—
2	1	25.0%	1,328.00	0.00	0.00	980.00	0.00	0.00	91.18	—	1	4
11	1	—	889.96	1,250.00	1,268.00	990.00	—	—	—	—	—	—
4	5	—	919.12	946.00	966.00	1,000.00	0.00	0.00	92.00	—	10	17
—	—	—	—	—	—	1,010.00	120.00	135.00	110.00	—	—	0
—	—	—	—	—	—	1,020.00	152.00	167.00	131.00	—	—	1
2	2	—	260.50	357.00	367.00	1,030.00	0.00	0.00	95.66	—	1	2
4	1	—	590.00	592.00	608.00	1,040.00	0.00	0.00	101.79	—	1	2
21	2	25.0%	1,046.00	0.00	0.00	1,050.00	0.00	0.00	105.00	—	1	2
—	—	—	—	—	—	1,060.00	0.00	0.00	111.00	—	1	4
2	1	—	323.33	527.00	535.00	1,080.00	—	—	—	—	—	—
9	3	25.0%	1,385.00	0.00	0.00	1,100.00	0.00	0.00	119.00	—	1	10
4	1	25.0%	1,182.90	0.00	0.00	1,120.00	0.00	0.00	120.60	—	1	2
4	11	—	390.50	598.00	616.00	1,140.00	0.00	0.00	171.60	—	1	0
5	2	25.0%	1,370.00	0.00	0.00	1,160.00	118.00	136.00	135.80	—	1	2
0	1	25.0%	498.00	0.00	0.00	1,180.00	0.00	0.00	138.34	—	1	30
17	5	25.0%	1,340.78	0.00	0.00	1,200.00	0.00	0.00	154.00	—	1	12
116	1	25.0%	1,117.10	0.00	0.00	1,220.00	0.00	0.00	217.15	—	1	0
31	165	—	700.00	1,080.00	1,100.00	1,240.00	210.00	225.60	248.47	—	1	3
78	165	—	690.00	1,068.00	1,086.00	1,260.00	150.00	166.00	164.00	—	1	8
3	1	—	698.00	1,056.00	1,074.00	1,280.00	214.00	228.00	274.00	—	—	3
16	2	25.0%	1,054.00	0.00	0.00	1,300.00	0.00	0.00	170.00	—	1	4
0	1	25.0%	480.02	0.00	0.00	1,320.00	—	—	—	—	—	—
3	1	—	381.43	472.00	488.00	1,340.00	176.00	192.00	193.00	—	1	3
4	2	25.0%	856.50	0.00	0.00	1,360.00	182.00	200.00	226.50	—	1	6
0	2	25.0%	399.26	0.00	0.00	1,380.00	0.00	0.00	201.00	—	1	5
8	1	—	620.00	984.00	1,002.00	1,400.00	324.00	340.00	360.10	—	1	3
52	1	—	597.00	692.00	712.00	1,420.00	0.00	0.00	301.00	—	1	0
0	12	25.0%	401.35	0.00	0.00	1,440.00	0.00	0.00	311.00	—	1	0
0	5	25.0%	410.95	0.00	0.00	1,460.00	306.00	324.00	270.00	—	—	2
33	1	25.0%	823.52	0.00	0.00	1,480.00	0.00	0.00	230.00	—	—	3
23	3	25.0%	1,159.75	0.00	0.00	1,500.00	0.00	0.00	248.00	—	2	12
6	5	—	634.27	916.00	936.00	1,520.00	0.00	0.00	262.70	—	10	15
4	1	25.0%	922.80	0.00	0.00	1,540.00	252.00	268.00	291.00	—	—	1
6	1	—	580.00	626.00	642.00	1,560.00	0.00	0.00	371.10	—	2	0
5	1	25.0%	670.98	0.00	0.00	1,580.00	0.00	0.00	284.01	—	1	2
26	1	25.0%	888.00	0.00	0.00	1,600.00	0.00	0.00	294.00	—	1	1
10	6	—	506.00	598.00	614.00	1,620.00	0.00	0.00	286.00	—	4	6
16	1	25.0%	769.78	0.00	0.00	1,640.00	0.00	0.00	407.50	—	1	0
22	1	25.0%	600.48	0.00	0.00	1,660.00	—	—	—	—	—	—
5	1	—	271.00	312.00	328.00	1,680.00	0.00	0.00	385.80	—	—	1
12	6	25.0%	784.26	0.00	0.00	1,700.00	322.00	340.00	336.00	—	14	16
52	3	—	351.10	524.00	542.00	1,720.00	0.00	0.00	408.00	—	2	5
17	1	25.0%	740.00	0.00	0.00	1,740.00	—	—	—	—	—	—
36	1	25.0%	875.30	0.00	0.00	1,760.00	0.00	0.00	374.90	—	10	16
3	3	25.0%	607.40	0.00	0.00	1,780.00	—	—	—	—	—	—
22	1	25.0%	872.00	0.00	0.00	1,800.00	0.00	0.00	377.70	—	15	16
0	1	25.0%	319.00	0.00	0.00	1,820.00	0.00	0.00	380.00	—	2	15
3	1	25.0%	538.00	0.00	0.00	1,840.00	—	—	—	—	—	—
3	1	25.0%	642.00	0.00	0.00	1,850.00	—	—	—	—	—	—
7	2	25.0%	570.00	0.00	0.00	1,860.00	402.00	420.00	472.00	—	—	1
28	4	25.0%	638.13	0.00	0.00	1,880.00	0.00	0.00	593.15	—	—	0
10	1	25.0%	792.24	0.00	0.00	1,900.00	0.00	0.00	440.00	—	15	18
0	2	—	241.35	288.00	300.10	1,920.00	434.00	452.00	489.70	—	1	3
3	2	—	384.00	720.00	738.00	1,940.00	—	—	—	—	—	—
1	1	—	360.70	463.40	482.00	1,950.00	450.00	468.00	528.00	—	—	1
0	2	—	307.50	278.00	290.00	1,960.00	456.00	474.00	538.00	—	—	1
1	1	25.0%	910.00	0.00	0.00	1,980.00	0.00	0.00	489.98	—	1	3
12	1	25.0%	763.25	0.00	0.00	2,000.00	0.00	0.00	498.01	—	1	6
12	3	25.0%	662.00	0.00	0.00	2,020.00	490.00	506.00	574.00	—	—	1
3	1	25.0%	920.06	0.00	0.00	2,040.00	500.00	520.00	588.10	—	—	4
2	1	25.0%	562.00	0.00	0.00	2,050.00	—	—	—	—	—	—
3	1	25.0%	925.50	0.00	0.00	2,060.00	512.00	530.00	600.00	—	—	1
8	8	25.0%	888.00	0.00	0.00	2,080.00	524.00	542.00	614.00	—	1	2
3	1	25.0%	705.71	0.00	0.00	2,100.00	—	—	—	—	—	—
0	2	50.0%	255.00	0.00	0.00	2,120.00	—	—	—	—	—	—
2	1	—	470.92	642.00	662.00	2,140.00	—	—	—	—	—	—
3	1	—	318.00	638.00	658.00	2,150.00	564.00	584.00	662.00	—	—	1
0	1	50.0%	201.40	0.00	0.00	2,160.00	—	—	—	—	—	—
2	—	—	313.97	390.00	406.00	2,180.00	—	—	—	—	—	—
11	3	50.0%	907.80	0.00	0.00	2,200.00	—	—	—	—	—	—
3	1	—	300.00	616.00	632.00	2,220.00	—	—	—	—	—	—
2	1	50.0%	692.00	0.00	0.00	2,240.00	0.00	0.00	588.00	—	—	2
2	1	50.0%	753.50	0.00	0.00	2,250.00	0.00	0.00	594.00	—	1	3
2	2	—	311.89	366.00	384.00	2,260.00	—	—	—	—	—	—
14	13	50.0%	692.70	0.00	0.00	2,280.00	—	—	—	—	—	—
8	3	50.0%	733.09	0.00	0.00	2,300.00	0.00	0.00	624.00	—	1	2
4	3	50.0%	328.40	0.00	0.00	2,320.00	—	—	—	—	—	—
2	3	—	284.50	344.00	362.00	2,340.00	684.00	702.00	800.00	—	—	1
7	3	50.0%	461.64	0.00	0.00	2,350.00	690.00	710.00	806.02	—	—	1
6	3	50.0%	458.29	0.00	0.00	2,360.00	—	—	—	—	—	—
3	1	50.0%	800.80	0.00	0.00	2,380.00	710.00	728.00	830.00	—	—	3
11	2	50.0%	779.91	0.00	0.00	2,400.00	0.00	0.00	686.00	—	2	6
2	1	50.0%	449.05	0.00	0.00	2,420.00	—	—	—	—	—	—
1	—	—	250.80	318.00	336.00	2,440.00	—	—	—	—	—	—
2	1	—	345.30	536.00	556.00	2,460.00	—	—	—	—	—	—
58	1	50.0%	495.99	0.00	0.00	2,480.00	—	—	—	—	—	—
117	3	50.0%	665.91	0.00	0.00	2,500.00	—	—	—	—	—	—
12	3	50.0%	635.08	0.00	0.00	2,600.00	0.00	0.00	870.00	—	15	15
44	2	50.0%	394.46	0.00	0.00	2,700.00	0.00	0.00	1,016.00	—	—	1
19	1	50.0%	552.00	0.00	0.00	2,800.00	—	—	—	—	—	—
85	75	50.0%	658.00	0.00	0.00	2,900.00	—	—	—	—	—	—
40	26	50.0%	624.00	0.00	0.00	3,000.00	—	—	—	—	—	—
59	8	50.0%	594.00	0.00	0.00	3,100.00	—	—	—	—	—	—

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 KLAC put/call ratio?

For the January 21, 2028 expiration, the KLAC put/call ratio based on open interest is 0.73 (16,712 puts vs 22,822 calls), and 0.56 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 January 21, 2028 is about 55.7%, 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.