Sandisk (SNDK) Options Chain

NASDAQ: SNDKTechnologyElectronic ComponentsUSD

1,581.82-27.64 (-1.72%)

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

Expiration date

Expiration: Jan 21, 2028
Days to expiration: 468
Share price: $1,581.82
Put/call ratio (OI): 1.25
Put/call ratio (volume): 1.07
ATM implied volatility: 34.4%
Expected move: ±$615.89
Open interest (C / P): 31.23K / 38.89K

SNDK options summary

The SNDK options chain for the January 21, 2028 expiration lists 357 call and 354 put contracts, with 468 days until expiration. Open interest stands at 31,230 calls and 38,887 puts, a put/call ratio of 1.25, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $1,580.00 strike is 34.4%, which implies the market expects a move of about ±$615.89 (38.9%) in Sandisk stock by expiration.

The most open interest sits at the $3,530.00 call (1.50K contracts) and the $45.00 put (4.44K contracts).

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

SNDK options chain · January 21, 2028

SNDK 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
244	5	196.7%	1,562.25	1,538.50	1,552.90	45.00	0.25	0.30	0.25	114.8%	21	4,443
301	5	195.1%	1,753.33	1,532.00	1,552.00	50.00	0.10	0.40	0.15	110.0%	1	2,767
316	5	183.0%	1,748.66	1,526.00	1,546.00	55.00	0.00	2.95	0.35	131.5%	2	2,444
67	1	181.2%	1,612.37	1,522.00	1,542.00	60.00	0.15	1.00	1.00	113.3%	1	808
3	1	—	915.00	1,576.00	1,596.00	65.00	0.00	1.05	0.40	109.1%	4	397
22	1	—	1,673.50	1,418.00	1,438.00	70.00	0.00	10.30	0.25	147.5%	11	274
0	1	—	1,526.00	0.00	0.00	75.00	0.00	15.30	0.40	155.2%	4	92
21	2	—	1,032.73	1,662.00	1,676.40	80.00	0.00	0.00	1.41	50.0%	2	0
0	1	—	631.09	0.00	0.00	85.00	0.00	8.20	7.01	131.3%	1	11
29	2	—	1,287.90	1,400.00	1,420.00	90.00	0.00	4.70	0.65	117.5%	4	272
3	1	—	1,206.81	1,648.10	1,662.50	95.00	0.00	0.00	1.30	50.0%	1	0
124	2	152.3%	1,622.20	1,484.00	1,504.00	100.00	0.20	1.00	0.60	94.6%	1	1,780
35	1	—	1,018.57	1,638.90	1,653.20	105.00	0.30	9.80	1.10	124.9%	8	174
0	1	—	1,468.00	0.00	0.00	110.00	0.00	10.40	0.65	123.2%	4	169
0	1	—	1,236.00	0.00	0.00	115.00	0.00	0.00	1.90	50.0%	3	0
147	1	—	1,161.99	1,625.00	1,639.30	120.00	0.00	2.35	0.75	95.3%	2	308
0	1	—	1,454.00	0.00	0.00	125.00	0.00	1.50	2.20	88.7%	1	86
48	2	—	1,172.92	1,615.70	1,630.10	130.00	0.00	0.00	2.50	50.0%	1	0
6	1	139.9%	1,395.90	1,452.00	1,472.00	135.00	0.00	0.00	2.50	50.0%	38	0
9	6	—	2,079.30	1,354.00	1,372.00	140.00	0.00	10.60	1.15	111.3%	16	148
15	1	135.2%	1,397.85	1,442.00	1,462.00	145.00	0.00	0.00	4.30	50.0%	33	0
14	10	207.6%	1,890.00	1,484.00	1,504.00	150.00	0.00	9.40	0.75	105.7%	1	193
0	2	—	1,137.50	0.00	0.00	155.00	0.00	9.00	0.85	103.3%	3	71
11	2	129.9%	1,455.40	1,430.30	1,444.70	160.00	0.00	8.90	1.05	101.6%	12	99
46	1	131.6%	1,379.85	1,427.30	1,441.70	165.00	0.00	0.00	3.65	25.0%	10	0
19	19	—	908.78	1,578.90	1,593.20	170.00	0.00	0.00	5.30	25.0%	1	0
28	1	595.7%	1,124.77	1,574.30	1,588.60	175.00	0.00	4.50	2.60	87.9%	1	40
15	1	127.7%	1,400.00	1,413.40	1,427.70	180.00	0.00	9.30	4.42	96.8%	25	39
0	1	—	1,558.00	0.00	0.00	185.00	0.00	0.00	5.10	25.0%	42	0
0	10	—	1,382.08	0.00	0.00	190.00	0.00	9.20	4.06	94.1%	1	34
6	3	368.3%	921.60	1,556.00	1,570.40	195.00	0.00	4.40	2.19	83.1%	1	78
161	1	123.2%	1,336.25	1,394.90	1,409.20	200.00	0.00	4.30	1.50	81.8%	2	777
0	1	—	1,538.00	0.00	0.00	210.00	0.00	9.40	2.75	89.8%	1	463
14	1	119.1%	1,440.10	1,376.30	1,390.70	220.00	0.00	9.50	4.80	87.8%	1	141
112	1	117.2%	1,567.00	1,367.10	1,381.40	230.00	0.00	0.00	8.30	25.0%	1	0
20	1	283.6%	1,204.00	1,515.40	1,529.80	240.00	0.00	9.80	4.30	84.3%	1	120
120	1	113.7%	1,495.17	1,348.60	1,363.00	250.00	0.00	4.00	1.72	72.1%	6	182
12	1	—	1,324.00	1,836.00	1,854.00	260.00	1.00	10.10	2.00	82.3%	1	62
0	3	—	1,142.60	0.00	0.00	270.00	1.00	10.20	2.70	80.7%	2	129
0	1	—	1,470.00	0.00	0.00	280.00	1.05	10.40	1.93	79.3%	22	87
106	3	164.0%	1,754.35	1,378.00	1,396.00	290.00	0.00	9.80	3.11	75.8%	2	108
131	1	106.3%	1,535.00	1,302.70	1,317.00	300.00	0.05	7.00	2.65	70.5%	16	126
0	1	—	1,464.00	0.00	0.00	310.00	0.00	9.80	2.65	72.8%	1	106
0	2	—	1,444.00	0.00	0.00	320.00	0.00	9.80	6.60	71.4%	2	43
45	1	102.5%	1,183.99	1,275.30	1,289.60	330.00	0.00	8.50	3.50	68.5%	6	85
15	1	101.4%	1,230.00	1,266.20	1,280.60	340.00	0.70	7.60	3.50	66.9%	1	96
77	1	100.3%	1,230.00	1,257.20	1,271.50	350.00	2.00	7.70	4.85	67.3%	7	159
53	2	99.2%	1,214.00	1,248.10	1,262.50	360.00	1.25	8.60	4.32	66.3%	3	109
33	10	202.4%	780.69	1,402.90	1,417.30	370.00	0.45	12.90	8.30	68.5%	1	97
20	1	—	1,099.05	1,153.80	1,170.00	380.00	0.85	13.30	13.00	68.0%	1	69
55	25	96.2%	1,315.68	1,221.20	1,235.50	390.00	1.25	13.70	16.35	67.4%	1	87
308	1	95.4%	1,359.13	1,212.30	1,226.60	400.00	5.00	8.70	6.65	65.2%	4	558
50	50	94.5%	1,381.52	1,203.40	1,217.70	410.00	2.20	14.30	14.55	66.3%	1	65
219	1	93.6%	1,164.00	1,194.50	1,208.80	420.00	2.70	14.60	17.60	65.7%	2	85
0	2	—	1,418.00	0.00	0.00	430.00	3.20	14.90	6.98	65.2%	10	103
104	3	181.1%	937.65	1,345.20	1,359.60	440.00	3.80	15.20	8.60	64.7%	5	621
0	1	—	1,060.00	0.00	0.00	450.00	6.90	10.40	9.40	62.5%	5	191
38	1	176.3%	804.54	1,329.20	1,343.60	460.00	3.30	16.10	9.02	62.8%	5	26
0	1	—	1,230.47	0.00	0.00	470.00	3.90	16.80	9.20	62.5%	1	67
50	2	171.8%	769.20	1,313.30	1,327.70	480.00	4.70	17.50	9.67	62.4%	4	43
24	10	149.4%	1,814.00	1,260.00	1,278.00	490.00	10.40	14.70	16.20	62.9%	2	389
79	2	87.9%	1,194.89	1,124.70	1,139.10	500.00	11.20	15.40	13.36	62.6%	1	659
116	1	87.3%	1,088.00	1,116.20	1,130.50	510.00	8.00	20.00	20.07	62.3%	1	79
156	2	148.1%	1,610.00	1,244.00	1,262.00	520.00	8.00	17.50	12.20	60.1%	6	80
109	1	86.1%	1,292.27	1,099.20	1,113.50	530.00	8.80	23.10	27.85	62.1%	11	52
0	1	—	1,150.00	0.00	0.00	540.00	9.80	24.00	24.25	61.9%	2	34
179	1	85.0%	1,016.35	1,082.30	1,096.70	550.00	13.30	22.70	17.52	61.8%	1	52
112	1	84.5%	1,009.85	1,074.00	1,088.30	560.00	11.80	26.10	32.60	61.6%	1	44
227	5	84.0%	1,029.00	1,065.70	1,080.00	570.00	12.90	27.20	22.80	61.4%	2	141
120	2	83.5%	1,253.74	1,057.40	1,071.70	580.00	14.10	28.30	35.89	61.3%	15	98
62	1	83.1%	1,256.63	1,049.20	1,063.50	590.00	16.90	27.40	20.25	61.0%	27	97
314	1	82.6%	1,062.70	1,041.00	1,055.30	600.00	20.30	26.60	24.36	60.9%	1	285
88	1	62.1%	1,338.17	990.70	1,006.70	610.00	18.90	30.40	35.90	60.8%	3	33
120	3	81.8%	1,232.36	1,024.80	1,039.10	620.00	19.10	33.20	22.53	60.7%	3	81
290	3	81.4%	1,224.70	1,016.70	1,031.10	630.00	26.80	34.60	22.52	62.4%	1	114
111	2	144.3%	1,530.00	1,186.00	1,202.00	640.00	21.90	35.60	24.59	60.4%	1	61
48	1	80.6%	1,168.54	1,000.80	1,015.20	650.00	23.30	37.50	28.59	60.4%	1	75
67	2	80.3%	1,151.88	992.90	1,007.30	660.00	24.90	39.00	26.48	60.3%	1	60
199	5	143.2%	711.61	1,171.80	1,186.20	670.00	26.40	40.60	107.90	60.2%	7	56
398	1	142.2%	698.00	1,164.90	1,179.20	680.00	28.00	42.20	30.18	60.1%	5	103
131	2	79.3%	1,174.41	969.60	983.90	690.00	30.00	42.70	31.29	59.8%	5	172
232	1	79.0%	1,179.88	961.90	976.20	700.00	31.90	43.90	37.47	59.6%	1	179
38	2	78.6%	920.80	954.20	968.60	710.00	33.60	45.60	36.65	59.5%	2	25
40	2	70.2%	998.00	922.60	938.70	720.00	35.40	46.90	37.40	59.3%	2	29
153	10	78.0%	1,264.13	939.10	953.40	730.00	41.20	46.50	43.14	59.6%	10	68
286	1	77.8%	910.00	931.60	946.00	740.00	39.20	51.10	38.40	59.3%	6	57
79	2	77.5%	1,131.31	924.20	938.50	750.00	40.80	53.60	40.60	59.2%	1	91
168	3	134.9%	689.05	1,111.00	1,125.40	760.00	42.80	57.00	41.50	59.4%	1	57
55	1	72.3%	1,508.00	895.10	908.50	770.00	44.90	57.90	50.70	59.1%	9	14
54	10	76.8%	1,229.08	902.20	916.50	780.00	47.60	59.70	46.60	59.1%	2	25
0	1	—	1,116.00	0.00	0.00	790.00	49.30	63.40	59.15	59.2%	1	32
437	1	76.3%	1,062.70	887.70	902.10	800.00	52.50	59.90	57.10	58.3%	6	103
40	1	76.1%	892.86	880.60	895.00	810.00	53.80	67.90	53.35	59.0%	1	12
96	1	75.8%	992.52	873.50	887.90	820.00	56.20	69.60	65.00	58.9%	1	76
74	1	75.6%	1,076.00	866.50	880.80	830.00	59.20	72.00	57.30	58.9%	5	45
80	1	75.4%	980.24	859.50	873.90	840.00	61.20	75.10	56.40	58.9%	8	120
151	1	75.2%	974.26	852.60	866.90	850.00	64.70	77.00	69.17	58.9%	3	248
106	1	75.0%	1,036.40	845.70	860.10	860.00	66.30	80.20	113.86	58.7%	2	37
151	5	127.2%	645.34	1,041.90	1,056.20	870.00	69.40	81.90	65.00	58.6%	2	46
858	13	74.2%	850.40	830.40	844.80	880.00	71.60	85.50	76.29	58.6%	14	76
72	1	75.7%	1,119.20	830.60	844.20	890.00	74.60	88.20	70.02	58.6%	3	87
217	1	74.3%	958.95	818.70	833.10	900.00	77.10	91.00	82.00	58.5%	14	142
12	1	74.2%	878.33	812.10	826.40	910.00	79.80	93.80	75.73	58.4%	2	46
142	1	74.0%	1,036.75	805.50	819.80	920.00	82.80	96.60	107.20	58.4%	4	116
18	1	73.8%	1,134.54	799.00	813.30	930.00	88.90	96.50	95.68	58.3%	2	108
130	1	73.7%	1,021.95	792.50	806.80	940.00	91.80	99.60	114.10	58.3%	2	108
67	1	73.5%	935.44	786.10	800.40	950.00	94.80	102.40	85.05	58.2%	9	151
70	2	279.1%	885.39	1,434.00	1,452.00	960.00	95.10	108.60	93.10	58.1%	1	21
7	1	73.2%	1,005.70	773.30	787.70	970.00	100.80	109.10	87.53	58.1%	5	16
18	1	138.4%	1,390.00	1,046.00	1,062.00	980.00	103.90	112.00	96.20	58.0%	1	71
46	9	73.0%	922.14	760.80	775.20	990.00	107.10	115.60	94.80	58.0%	1	42
703	1	72.8%	786.00	754.60	769.00	1,000.00	111.40	118.00	112.00	57.9%	1	155
32	1	72.7%	752.91	748.50	762.80	1,010.00	114.00	122.20	98.70	57.9%	90	120
258	4	72.5%	954.78	742.40	756.70	1,020.00	116.60	125.40	101.80	57.7%	2	113
0	40	—	738.19	0.00	0.00	1,030.00	120.40	129.30	106.90	57.7%	3	96
84	1	72.3%	905.41	730.40	744.70	1,040.00	124.20	132.20	122.30	57.7%	1	81
179	1	72.2%	898.47	724.40	738.80	1,050.00	127.80	136.50	127.60	57.7%	1	49
0	1	—	616.00	0.00	0.00	1,060.00	131.20	140.10	132.80	57.6%	1	59
57	1	72.0%	973.10	712.70	727.00	1,070.00	134.30	143.40	149.20	57.5%	2	82
1,163	3	71.8%	807.12	706.90	721.20	1,080.00	137.00	147.70	134.40	57.4%	1	143
19	1	71.8%	876.26	701.10	715.50	1,090.00	142.10	151.40	126.10	57.5%	3	54
95	1	71.6%	840.92	695.40	709.70	1,100.00	145.60	154.30	150.00	57.3%	3	172
0	2	—	697.84	0.00	0.00	1,110.00	149.40	158.70	133.00	57.3%	7	24
47	1	71.4%	776.00	684.10	698.50	1,120.00	152.70	163.20	138.90	57.2%	1	21
90	1	71.3%	895.10	678.60	692.90	1,130.00	154.40	168.70	142.50	57.1%	2	29
71	8	71.3%	803.92	673.10	687.40	1,140.00	159.70	170.80	146.10	57.0%	22	47
53	1	71.2%	810.75	667.60	682.00	1,150.00	164.80	175.20	163.53	57.1%	4	55
11	1	71.1%	891.28	662.20	676.60	1,160.00	168.30	179.60	153.50	57.0%	1	60
0	2	—	677.63	0.00	0.00	1,170.00	172.90	183.80	156.10	57.0%	38	39
7	3	70.9%	815.35	651.50	665.90	1,180.00	177.60	188.00	170.80	57.0%	1	48
24	8	70.8%	891.68	646.30	660.60	1,190.00	179.90	193.40	176.04	56.9%	1	15
256	1	70.7%	870.28	641.00	655.40	1,200.00	185.90	196.30	190.00	56.9%	1	174
32	2	70.7%	803.77	635.90	650.20	1,210.00	189.10	200.10	262.35	56.7%	2	58
128	3	70.6%	711.48	630.70	645.10	1,220.00	194.00	205.70	173.81	56.8%	17	167
211	1	70.5%	791.35	625.60	640.00	1,230.00	198.00	210.10	222.98	56.7%	2	59
19	56	70.4%	853.32	620.60	634.90	1,240.00	202.80	214.20	180.10	56.6%	45	49
110	2	70.4%	656.12	615.60	629.90	1,250.00	207.30	219.30	186.50	56.6%	20	256
27	5	70.3%	842.25	610.60	624.90	1,260.00	211.40	223.10	286.23	56.5%	2	86
6	2	70.2%	772.22	605.70	620.00	1,270.00	216.00	228.60	196.80	56.5%	6	158
77	2	70.2%	833.35	600.80	615.10	1,280.00	220.60	232.70	196.27	56.4%	26	40
47	5	70.1%	765.20	596.00	610.30	1,290.00	224.00	238.40	206.20	56.3%	1	21
106	1	70.0%	602.00	591.00	604.80	1,300.00	231.00	242.80	214.10	56.5%	1	564
41	21	70.0%	717.14	586.40	600.70	1,310.00	235.80	247.70	212.50	56.4%	15	56
21	1	69.9%	593.40	581.70	596.00	1,320.00	239.50	252.30	217.40	56.3%	89	143
173	3	69.8%	668.10	577.00	591.40	1,330.00	243.40	257.60	221.70	56.2%	2	24
180	1	69.8%	757.90	572.40	586.70	1,340.00	249.20	262.60	253.64	56.2%	1	131
157	3	69.7%	658.87	567.80	582.20	1,350.00	254.60	267.60	232.40	56.2%	86	255
12	1	69.7%	590.80	563.30	577.60	1,360.00	259.30	272.20	240.17	56.1%	1	77
0	3	—	808.91	0.00	0.00	1,370.00	264.10	277.60	267.80	56.0%	1	35
25	42	69.6%	614.28	554.30	568.60	1,380.00	269.30	282.50	244.40	56.0%	10	54
10	2	69.5%	595.80	549.90	564.20	1,390.00	273.50	287.90	247.87	55.9%	17	38
248	12	69.5%	575.45	545.50	559.90	1,400.00	279.60	293.10	281.60	55.9%	1	186
45	1	69.4%	648.00	541.20	555.50	1,410.00	284.80	298.80	257.30	55.9%	8	69
139	1	69.4%	644.00	536.90	551.20	1,420.00	290.00	303.70	264.00	55.8%	4	93
5	1	69.3%	690.00	532.60	546.90	1,430.00	295.20	309.50	284.80	55.8%	43	54
984	1	69.3%	636.78	528.40	542.70	1,440.00	301.10	314.90	300.50	55.8%	2	30
849	5	69.2%	540.70	524.00	538.30	1,450.00	306.90	319.70	278.00	55.7%	5	96
185	1	69.2%	586.71	520.00	534.40	1,460.00	312.10	325.30	333.00	55.7%	20	93
920	1	69.1%	542.55	515.90	530.20	1,470.00	317.90	330.60	335.00	55.7%	2	93
12	2	69.1%	733.00	511.90	526.20	1,480.00	322.50	336.80	325.89	55.6%	3	156
104	1	69.1%	662.00	507.80	522.20	1,490.00	327.50	341.70	330.40	55.5%	1	19
181	14	69.0%	526.70	503.80	518.20	1,500.00	334.90	342.00	336.47	55.1%	35	582
39	1	69.0%	549.60	499.90	514.20	1,510.00	339.30	353.00	341.40	55.4%	1	67
29	1	69.0%	591.81	495.90	510.30	1,520.00	344.40	358.60	346.90	55.3%	1	75
19	1	68.9%	552.95	492.00	506.40	1,530.00	351.10	364.30	440.70	55.4%	4	12
10	1	68.9%	592.28	488.20	502.50	1,540.00	355.70	370.00	326.20	55.2%	3	29
27	1	68.8%	590.00	484.40	498.70	1,550.00	361.50	375.80	385.40	55.2%	1	74
26	2	68.8%	590.40	480.60	494.90	1,560.00	367.30	381.70	338.50	55.1%	1	22
93	2	68.8%	500.00	476.80	491.20	1,570.00	373.80	387.60	398.31	55.1%	2	63
62	1	68.7%	490.00	473.10	487.40	1,580.00	0.00	0.00	568.00	0.0%	1	0
SNDK $1,581.82
33	7	68.7%	580.30	469.40	483.70	1,590.00	386.10	399.40	387.80	55.1%	2	45
294	7	68.7%	475.00	465.80	480.10	1,600.00	391.80	405.70	392.00	55.0%	1	424
23	1	68.7%	470.08	462.20	476.50	1,610.00	397.90	411.40	392.30	55.0%	1	3
42	6	68.6%	480.00	458.60	472.90	1,620.00	0.00	0.00	735.82	—	4	0
104	2	68.6%	495.00	455.00	469.40	1,630.00	410.20	423.60	457.30	54.9%	1	5
35	5	68.6%	486.62	451.50	465.90	1,640.00	416.40	429.70	384.60	54.9%	1	12
94	1	68.5%	541.50	448.00	462.40	1,650.00	422.20	435.90	385.00	54.8%	2	36
5	1	68.5%	756.46	444.60	458.90	1,660.00	427.80	442.10	429.10	54.7%	29	23
57	2	68.5%	498.28	441.20	455.50	1,670.00	515.90	527.40	823.18	66.3%	2	7
8	1	68.5%	471.79	437.80	452.10	1,680.00	441.20	454.50	444.20	54.7%	1	31
11	14	68.4%	494.27	434.40	448.80	1,690.00	448.40	460.90	428.50	54.7%	4	30
89	20	68.4%	452.11	431.10	445.40	1,700.00	453.50	467.20	456.30	54.6%	2	54
11	1	68.4%	572.70	427.80	442.10	1,710.00	461.50	473.60	479.90	54.7%	18	33
93	1	68.4%	510.00	424.50	438.90	1,720.00	465.70	479.90	437.00	54.5%	4	14
46	4	68.4%	527.16	421.30	435.70	1,730.00	472.00	486.40	461.10	54.4%	2	13
17	4	68.3%	541.61	418.10	432.50	1,740.00	479.30	493.00	468.50	54.5%	2	6
31	1	68.3%	462.65	415.00	429.30	1,750.00	486.40	499.40	468.30	54.4%	1	46
55	1	68.3%	563.25	411.80	426.20	1,760.00	492.90	505.90	621.21	54.4%	4	4
23	1	68.3%	428.15	408.70	423.00	1,770.00	499.60	512.60	478.70	54.4%	2	98
10	1	68.3%	726.90	405.60	419.90	1,780.00	505.40	519.00	508.60	54.3%	4	9
25	2	68.2%	458.10	402.50	416.90	1,790.00	512.10	525.70	547.90	54.2%	8	12
152	2	68.2%	404.86	399.50	413.80	1,800.00	519.00	532.40	474.30	54.2%	20	104
47	1	68.2%	639.31	396.50	410.80	1,810.00	526.10	539.10	480.00	54.2%	13	15
49	2	68.2%	399.14	393.50	407.90	1,820.00	532.20	545.80	537.20	54.1%	2	79
12	5	68.1%	568.00	390.60	404.00	1,830.00	539.00	552.50	513.20	54.1%	3	20
88	2	68.2%	561.00	387.70	401.90	1,840.00	741.80	755.80	928.61	82.0%	3	7
40	1	68.2%	471.46	384.80	399.10	1,850.00	552.60	566.20	554.60	54.0%	2	212
17	2	68.1%	603.09	381.90	396.30	1,860.00	558.60	573.00	745.50	53.9%	4	20
47	1	68.1%	412.53	379.10	392.50	1,870.00	565.50	579.90	556.00	53.9%	1	2
55	104	68.1%	415.05	376.30	390.50	1,880.00	648.60	662.90	976.20	64.5%	2	1
66	1	68.1%	580.30	373.50	387.70	1,890.00	579.50	593.70	585.90	53.8%	3	12
71	2	68.1%	439.80	370.80	385.10	1,900.00	586.80	600.80	536.35	53.8%	1	106
87	8	68.1%	549.30	368.10	382.40	1,910.00	593.50	607.80	566.12	53.7%	1	1
0	2	3.1%	613.22	0.00	0.00	1,920.00	600.50	614.80	607.70	53.7%	2	7
17	1	68.1%	520.00	362.70	377.00	1,930.00	607.40	621.80	621.00	53.6%	10	31
39	34	68.0%	505.57	360.10	374.10	1,940.00	614.50	628.90	807.65	53.6%	2	3
25	10	68.2%	369.97	357.00	374.00	1,950.00	621.60	636.00	579.75	53.5%	1	7
28	10	68.0%	367.27	354.70	368.90	1,960.00	628.90	643.20	712.70	53.5%	16	116
19	2	68.0%	519.77	352.30	366.60	1,970.00	635.90	650.30	594.60	53.4%	1	14
68	1	67.8%	364.59	349.30	361.70	1,980.00	643.10	657.50	714.00	53.4%	1	1
40	5	68.0%	605.86	347.20	361.50	1,990.00	852.10	866.00	1,100.60	81.7%	1	20
290	6	67.8%	361.10	345.70	355.50	2,000.00	659.20	672.10	616.38	53.5%	20	410
10	1	68.0%	497.40	342.20	356.50	2,010.00	664.90	679.20	666.40	53.3%	5	16
72	2	101.5%	350.98	572.80	587.10	2,020.00	672.20	686.50	689.50	53.2%	2	30
6	2	68.0%	403.60	337.30	351.60	2,030.00	0.00	0.00	1,130.00	—	2	0
29	2	68.0%	417.00	334.90	349.20	2,040.00	686.80	701.20	683.40	53.2%	1	16
48	1	68.0%	624.00	332.50	346.80	2,050.00	0.00	0.00	1,016.99	—	1	0
10	6	68.0%	484.00	330.10	344.40	2,060.00	701.60	715.90	686.39	53.1%	1	20
3	2	68.0%	432.00	327.80	342.10	2,070.00	709.00	723.40	654.89	53.0%	1	6
17	9	68.0%	628.50	325.40	339.80	2,080.00	716.50	730.80	709.50	53.0%	1	50
36	3	67.9%	377.80	323.10	336.70	2,090.00	0.00	0.00	946.90	—	4	0
41	4	68.0%	400.00	320.90	335.20	2,100.00	732.10	745.80	670.91	53.0%	3	349
11	1	68.0%	395.20	318.60	332.90	2,110.00	740.50	753.40	703.10	53.0%	1	8
41	1	67.9%	334.89	316.00	330.30	2,120.00	747.50	761.00	752.90	52.9%	2	133
17	1	68.0%	573.00	314.10	328.40	2,130.00	823.60	837.00	1,186.00	62.5%	1	6
104	2	67.8%	469.70	313.20	322.30	2,140.00	761.60	776.00	724.00	52.7%	1	62
52	1	68.0%	507.25	309.70	324.00	2,150.00	769.20	783.60	875.60	52.7%	2	93
110	2	67.7%	345.92	308.20	317.90	2,160.00	777.80	791.30	720.80	52.7%	2	50
84	1	67.8%	335.37	306.70	315.80	2,170.00	787.10	799.00	905.25	52.8%	4	167
86	103	68.0%	337.85	303.20	317.50	2,180.00	793.20	806.70	926.00	52.7%	3	10
77	5	67.8%	343.84	302.20	311.70	2,190.00	800.80	814.40	776.62	52.6%	2	88
113	1	67.9%	318.69	301.10	310.40	2,200.00	808.70	823.70	781.20	52.7%	5	331
11	16	67.8%	402.17	298.00	308.20	2,210.00	817.20	829.80	939.47	52.6%	9	6
14	6	67.9%	577.06	294.90	308.40	2,220.00	824.80	837.60	827.50	52.5%	2	32
105	5	67.8%	373.10	295.00	303.40	2,230.00	831.80	845.20	977.09	52.4%	2	6
245	1	67.8%	331.61	292.20	301.90	2,240.00	838.70	853.10	957.24	52.3%	2	21
98	2	67.8%	309.90	290.20	299.50	2,250.00	846.50	860.90	950.39	52.3%	2	77
8	3	67.8%	343.40	287.80	298.10	2,260.00	1,220.00	1,240.00	1,119.00	104.5%	2	3
10	2	67.9%	322.10	284.90	298.50	2,270.00	862.40	876.60	849.70	52.2%	2	2
29	6	67.9%	300.42	282.90	297.00	2,280.00	871.10	884.50	820.90	52.2%	1	2
16	2	67.8%	317.30	281.60	292.30	2,290.00	879.80	892.40	888.87	52.2%	3	7
194	3	67.8%	291.12	280.50	289.50	2,300.00	887.80	900.30	836.70	52.2%	19	329
26	1	68.0%	302.00	277.30	291.60	2,310.00	894.10	908.30	839.77	52.0%	3	9
37	9	68.0%	311.65	275.40	289.70	2,320.00	902.10	916.20	846.60	52.0%	1	20
13	6	67.8%	309.40	274.30	284.50	2,330.00	909.90	924.20	878.00	51.9%	1	63
32	2	68.0%	317.19	271.70	286.00	2,340.00	917.90	932.20	991.60	51.9%	11	13
10	2	67.9%	290.41	269.90	283.40	2,350.00	925.90	940.30	1,136.00	51.8%	1	8
44	2	68.0%	310.40	268.00	282.40	2,360.00	934.00	948.30	1,011.90	51.8%	1	12
7	3	68.0%	554.15	266.20	280.60	2,370.00	0.00	0.00	1,148.00	—	1	0
15	2	67.9%	302.65	266.60	275.30	2,380.00	1,155.30	1,169.30	1,361.84	81.0%	2	6
25	1	67.9%	278.10	264.00	274.00	2,390.00	959.20	972.50	949.65	51.7%	2	6
262	2	67.9%	279.31	263.00	271.90	2,400.00	966.30	980.60	914.07	51.6%	19	344
10	2	67.9%	277.48	261.30	269.90	2,410.00	974.40	988.80	1,084.04	51.6%	2	3
29	6	67.8%	276.72	258.00	268.00	2,420.00	982.60	996.90	936.17	51.5%	7	8
42	10	67.8%	322.30	256.60	266.30	2,430.00	0.00	0.00	1,376.61	—	2	0
29	10	67.8%	318.00	254.70	264.60	2,440.00	0.00	0.00	1,198.00	—	1	0
22	12	67.8%	318.60	253.30	262.90	2,450.00	1,007.10	1,021.50	954.40	51.4%	1	31
18	1	67.9%	287.70	252.70	261.30	2,460.00	1,015.30	1,029.70	968.00	51.3%	1	2
11	1	67.9%	264.15	250.40	260.30	2,470.00	1,023.70	1,037.90	992.00	51.3%	1	4
24	1	67.9%	273.90	249.40	257.80	2,480.00	1,031.80	1,046.10	1,141.40	51.2%	3	3
29	2	67.9%	317.37	247.90	256.20	2,490.00	1,040.10	1,054.40	1,034.00	51.2%	1	83
177	2	68.0%	251.89	246.00	255.70	2,500.00	1,048.40	1,062.70	999.70	51.1%	50	131
31	20	67.9%	314.65	244.50	253.50	2,510.00	1,056.70	1,071.00	1,011.00	51.1%	2	11
47	20	67.9%	312.71	242.80	251.50	2,520.00	1,066.00	1,079.30	1,070.00	51.1%	2	7
8	2	67.9%	310.95	241.20	249.80	2,530.00	1,073.30	1,087.60	1,122.00	51.0%	1	3
104	3	67.9%	267.60	239.50	248.80	2,540.00	1,081.60	1,096.00	1,142.00	50.9%	1	5
15	15	68.0%	259.83	238.30	247.30	2,550.00	1,293.90	1,307.70	1,527.24	80.7%	4	78
86	40	67.9%	256.95	236.10	246.00	2,560.00	1,098.40	1,112.70	1,088.00	50.8%	—	5
14	4	68.0%	260.03	235.20	244.20	2,570.00	0.00	0.00	1,246.00	—	1	0
69	68	68.0%	253.45	233.70	242.70	2,580.00	1,318.60	1,333.00	1,470.50	80.7%	4	94
23	2	68.0%	301.25	232.30	240.70	2,590.00	1,123.60	1,138.00	1,192.23	50.7%	3	3
106	6	67.9%	325.34	229.30	239.70	2,600.00	1,335.20	1,349.00	1,566.79	80.6%	2	505
88	3	67.9%	259.45	228.60	238.00	2,610.00	1,140.50	1,154.80	1,188.18	50.6%	25	28
81	10	68.0%	231.23	227.30	236.80	2,620.00	1,351.80	1,365.70	1,324.00	80.6%	1	234
105	6	68.0%	229.59	225.70	235.80	2,630.00	0.00	0.00	1,294.00	—	1	0
128	10	67.9%	227.70	224.00	233.40	2,640.00	1,166.00	1,180.30	1,294.29	50.4%	2	129
58	2	68.0%	252.40	223.00	232.10	2,650.00	1,174.60	1,188.80	1,386.00	50.4%	1	344
90	25	67.9%	276.91	221.20	230.70	2,660.00	1,183.00	1,197.30	1,322.10	50.3%	2	103
29	2	68.0%	282.40	219.90	229.90	2,670.00	1,191.50	1,205.90	1,116.70	50.3%	4	246
11	2	68.1%	360.20	217.30	231.60	2,680.00	1,200.10	1,214.40	1,394.52	50.2%	2	5
28	5	68.0%	248.24	218.00	226.70	2,690.00	1,251.10	1,264.20	1,784.27	57.0%	2	49
272	4	68.0%	246.06	216.20	225.80	2,700.00	1,217.20	1,231.60	1,158.38	50.1%	18	373
98	90	68.0%	297.55	213.80	224.40	2,710.00	1,225.80	1,240.20	1,270.50	50.1%	1	2
11	4	68.1%	227.77	212.20	225.50	2,720.00	1,234.40	1,248.80	1,439.64	50.0%	2	0
61	7	68.2%	240.40	210.50	224.80	2,730.00	1,243.00	1,257.40	1,349.63	51.2%	2	22
36	2	68.2%	325.40	209.20	223.50	2,740.00	0.00	0.00	1,519.28	—	33	0
160	6	68.0%	271.90	208.50	218.80	2,750.00	1,260.30	1,274.70	1,196.96	51.1%	5	5
10	2	68.2%	337.85	206.50	220.90	2,760.00	1,269.00	1,283.30	1,204.31	51.0%	—	2
22	2	68.0%	244.00	206.70	216.00	2,770.00	0.00	0.00	1,706.00	—	—	0
42	2	68.0%	247.27	204.80	215.40	2,780.00	1,322.20	1,336.70	1,772.00	55.9%	3	3
26	2	68.2%	322.90	202.70	217.00	2,790.00	1,632.00	1,664.00	1,426.64	100.9%	—	2
194	27	68.0%	257.00	202.00	212.00	2,800.00	0.00	0.00	1,504.29	—	26	0
31	6	68.2%	456.40	200.20	213.90	2,810.00	0.00	0.00	1,436.00	—	1	0
17	3	68.0%	212.61	199.50	210.30	2,820.00	1,321.20	1,335.60	1,371.70	50.8%	1	37
23	14	68.1%	259.73	199.30	209.20	2,830.00	1,330.00	1,344.30	1,364.70	50.7%	3	6
39	2	68.1%	235.00	198.10	207.00	2,840.00	1,338.80	1,353.10	1,371.85	50.7%	25	27
19	17	68.0%	249.15	194.50	204.90	2,860.00	1,356.30	1,370.60	1,559.98	50.5%	2	2
5	2	68.1%	252.08	192.70	202.90	2,880.00	1,373.90	1,388.20	1,576.04	50.5%	2	5
340	2	68.2%	218.57	191.40	200.60	2,900.00	1,391.60	1,405.90	1,299.60	50.4%	1	56
42	4	68.1%	207.10	187.90	197.50	2,920.00	0.00	0.00	1,608.00	—	1	0
46	79	68.3%	236.00	184.70	199.00	2,940.00	0.00	0.00	1,641.50	—	1	0
8	10	68.3%	208.04	182.40	196.80	2,960.00	1,444.80	1,459.10	1,623.36	50.0%	2	2
74	3	68.3%	213.40	182.50	191.60	2,980.00	1,462.60	1,477.00	1,449.15	50.0%	2	1
793	5	68.2%	184.00	178.80	189.40	3,000.00	1,480.50	1,494.80	1,425.70	49.8%	1	69
28	7	68.3%	379.00	179.20	188.30	3,010.00	1,489.50	1,503.80	1,442.60	49.8%	8	7
55	2	68.2%	221.67	177.40	186.50	3,020.00	1,498.40	1,512.80	1,738.00	49.7%	1	2
4	2	68.2%	213.00	176.30	185.60	3,030.00	0.00	0.00	1,958.00	—	1	0
9	2	68.2%	262.00	174.70	185.00	3,040.00	0.00	0.00	1,725.20	—	2	0
19	2	68.2%	261.25	173.40	184.30	3,050.00	1,525.40	1,539.80	1,562.90	49.6%	2	2
2	2	68.3%	259.35	173.30	183.10	3,060.00	1,555.10	1,567.70	1,964.00	52.1%	1	1
17	1	68.3%	201.11	172.80	181.80	3,070.00	0.00	0.00	1,728.14	—	113	0
7	2	68.3%	278.90	171.30	181.00	3,080.00	1,871.20	1,904.00	1,748.00	99.2%	—	46
11	1	68.4%	227.74	168.70	183.00	3,090.00	1,753.00	1,766.80	1,911.84	79.9%	2	3
46	10	68.4%	271.53	167.70	182.10	3,100.00	1,570.60	1,584.90	1,671.11	49.3%	5	258
4	46	68.3%	300.54	168.40	178.00	3,110.00	0.00	0.00	1,784.20	—	2	0
35	66	68.4%	300.42	165.70	180.10	3,120.00	1,779.30	1,793.10	1,878.16	79.8%	2	102
4	2	68.3%	214.65	166.30	176.00	3,130.00	1,598.00	1,612.20	1,617.80	49.2%	1	3
0	2	12.5%	429.65	0.00	0.00	3,140.00	1,606.90	1,621.30	1,748.00	49.1%	1	55
39	3	68.3%	211.66	164.60	174.10	3,150.00	1,805.60	1,820.00	1,772.00	79.8%	2	29
15	2	68.3%	284.59	163.50	173.00	3,160.00	0.00	0.00	1,826.60	—	2	0
27	2	68.3%	283.32	162.10	172.20	3,170.00	1,646.10	1,660.50	2,108.00	51.5%	2	129
11	2	68.3%	169.19	161.40	171.30	3,180.00	1,643.40	1,657.70	1,639.40	48.9%	2	4
23	2	68.4%	233.75	161.40	170.30	3,190.00	0.00	0.00	1,828.43	—	3	0
23	10	68.4%	280.35	159.80	169.20	3,200.00	1,662.00	1,676.00	1,634.74	48.8%	13	4
0	2	12.5%	350.75	0.00	0.00	3,210.00	1,670.80	1,685.20	1,580.60	48.7%	2	5
0	1	12.5%	416.00	0.00	0.00	3,220.00	1,688.70	1,703.10	2,152.00	50.6%	1	1
49	21	68.5%	169.70	155.40	169.70	3,230.00	1,689.20	1,703.50	1,931.20	48.6%	1	3
28	2	68.5%	185.50	154.50	168.30	3,240.00	1,885.30	1,898.70	1,790.46	79.7%	1	61
150	1	68.5%	180.15	155.50	165.00	3,250.00	1,708.00	1,721.90	1,712.48	48.5%	25	174
16	3	68.5%	215.25	152.70	167.10	3,260.00	1,902.70	1,916.50	2,176.00	79.7%	1	0
10	2	68.6%	264.03	151.80	166.20	3,270.00	—	—	—	—	—	—
55	1	68.3%	371.20	151.90	161.50	3,280.00	1,735.20	1,749.50	1,704.95	48.3%	2	3
4	2	96.6%	284.00	339.20	352.90	3,290.00	—	—	—	—	—	—
66	7	68.4%	208.79	150.40	160.70	3,300.00	1,754.00	1,768.00	1,720.39	48.2%	13	15
7	1	68.6%	250.27	148.40	162.70	3,310.00	1,768.00	1,780.30	2,207.36	48.9%	—	1
11	1	68.4%	249.00	148.70	158.70	3,320.00	0.00	0.00	2,194.00	—	—	0
62	1	68.4%	170.90	147.60	157.90	3,330.00	0.00	0.00	1,959.20	—	4	0
44	2	68.5%	197.75	148.00	156.90	3,340.00	0.00	0.00	1,983.60	—	—	0
121	12	68.5%	310.17	146.70	156.30	3,350.00	1,800.50	1,814.80	2,177.25	48.0%	—	1
46	1	68.4%	167.56	145.20	155.10	3,360.00	1,809.30	1,823.60	1,712.00	47.9%	3	5
43	2	68.5%	316.85	144.40	154.80	3,370.00	—	—	—	—	—	—
134	1	68.6%	166.69	144.50	154.10	3,380.00	0.00	0.00	2,276.00	—	1	0
36	3	68.6%	148.96	141.80	155.60	3,390.00	1,837.20	1,851.50	1,768.00	47.7%	1	2
83	5	68.6%	148.64	142.60	152.40	3,400.00	1,846.50	1,860.80	1,773.80	47.6%	13	74
108	3	68.6%	147.37	141.70	151.60	3,410.00	1,856.00	1,870.20	1,760.10	47.6%	—	3
58	9	68.6%	184.00	141.90	150.60	3,420.00	1,865.20	1,879.50	1,761.10	47.5%	1	3
75	3	68.6%	166.69	140.30	150.10	3,430.00	1,874.50	1,888.80	2,062.10	47.4%	20	63
66	2	68.6%	188.85	139.80	149.40	3,440.00	0.00	0.00	2,054.10	—	2	0
197	1	68.6%	149.43	138.70	148.50	3,450.00	1,894.00	1,907.60	1,824.50	47.4%	6	59
92	10	68.5%	160.88	137.80	146.80	3,460.00	1,902.60	1,917.00	1,837.50	47.3%	1	1
34	2	68.7%	179.00	135.60	149.90	3,470.00	0.00	0.00	2,346.00	—	—	0
55	2	68.6%	185.10	136.60	146.00	3,480.00	1,922.00	1,935.70	1,851.20	47.2%	6	20
123	2	68.7%	184.48	136.00	145.50	3,490.00	1,930.80	1,945.10	1,883.40	47.1%	6	13
122	2	68.7%	141.37	135.70	144.50	3,500.00	1,940.20	1,954.50	1,865.20	47.0%	6	89
142	12	68.7%	149.40	134.50	143.90	3,510.00	1,950.00	1,963.90	1,868.60	47.0%	11	13
276	2	68.7%	139.40	134.40	143.10	3,520.00	1,959.00	1,973.30	1,856.00	46.9%	1	24
1,499	2	68.8%	143.55	133.60	142.60	3,530.00	1,968.40	1,982.80	1,928.90	46.9%	4	122

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 SNDK put/call ratio?

For the January 21, 2028 expiration, the SNDK put/call ratio based on open interest is 1.25 (38,887 puts vs 31,230 calls), and 1.07 based on today's volume. A ratio above 1 means more puts than calls.

What is SNDK's implied volatility?

At-the-money implied volatility for SNDK options expiring January 21, 2028 is about 34.4%, an annualized estimate of how much the market expects Sandisk stock to move.

How many SNDK option expiration dates are there?

SNDK has 20 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.