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: Oct 30, 2026
Days to expiration: 19
Share price: $1,581.82
Put/call ratio (OI): 1.37
Put/call ratio (volume): 0.89
ATM implied volatility: 66.8%
Expected move: ±$240.97
Open interest (C / P): 8.22K / 11.23K

SNDK options summary

The SNDK options chain for the October 30, 2026 expiration lists 190 call and 173 put contracts, with 19 days until expiration. Open interest stands at 8,218 calls and 11,235 puts, a put/call ratio of 1.37, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $1,580.00 strike is 66.8%, which implies the market expects a move of about ±$240.97 (15.2%) in Sandisk stock by expiration.

The most open interest sits at the $1,700.00 call (568 contracts) and the $1,500.00 put (542 contracts).

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

SNDK options chain · October 30, 2026

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
—	—	—	—	—	—	870.00	0.00	4.10	0.78	120.8%	1	16
—	—	—	—	—	—	890.00	0.00	2.55	0.68	109.2%	49	26
1	1	131.9%	827.27	679.50	693.90	900.00	0.00	2.00	0.76	103.9%	99	24
—	—	—	—	—	—	910.00	0.00	2.60	0.69	105.6%	45	7
—	—	—	—	—	—	920.00	0.00	8.10	0.63	123.3%	8	9
—	—	—	—	—	—	930.00	0.00	8.10	0.70	121.2%	14	11
—	—	—	—	—	—	940.00	0.00	8.20	0.49	119.3%	12	66
—	—	—	—	—	—	950.00	0.00	4.90	0.93	107.7%	6	39
—	—	—	—	—	—	960.00	0.05	8.30	0.95	115.4%	4	13
—	—	—	—	—	—	970.00	0.50	2.90	1.15	98.2%	136	5
—	—	—	—	—	—	980.00	0.85	1.25	0.80	90.2%	9	3
—	—	—	—	—	—	990.00	0.35	1.30	1.21	85.7%	4	97
2	1	112.3%	709.22	580.40	594.00	1,000.00	1.00	2.25	1.25	92.1%	18	540
1	—	110.4%	706.21	570.50	584.00	1,010.00	0.05	8.70	0.05	106.1%	12	60
—	—	—	—	—	—	1,020.00	0.00	8.80	1.07	104.2%	16	9
—	—	—	—	—	—	1,030.00	0.00	8.90	1.16	102.4%	6	5
—	—	—	—	—	—	1,040.00	0.00	4.90	0.76	90.7%	217	65
0	1	103.9%	596.25	531.00	544.50	1,050.00	0.00	9.10	5.17	98.8%	1	5
—	—	—	—	—	—	1,060.00	0.35	4.40	1.83	86.6%	40	8
—	—	—	—	—	—	1,070.00	0.80	3.90	1.90	84.7%	13	23
—	—	—	—	—	—	1,080.00	1.10	4.10	1.85	84.3%	11	84
—	—	—	—	—	—	1,090.00	0.45	4.20	2.24	81.0%	40	25
1	—	96.2%	708.50	481.80	495.20	1,100.00	0.70	2.40	2.19	74.5%	4	54
—	—	—	—	—	—	1,110.00	0.80	4.60	1.90	79.5%	1	32
1	1	92.3%	606.06	462.20	474.80	1,120.00	1.00	4.00	3.11	76.8%	8	31
—	—	—	—	—	—	1,130.00	1.20	5.10	2.35	78.1%	1	15
—	—	—	—	—	—	1,140.00	1.45	5.30	2.50	77.3%	1	69
—	—	—	—	—	—	1,150.00	2.10	5.50	3.35	77.2%	21	123
—	—	—	—	—	—	1,160.00	2.05	5.80	1.99	75.9%	15	17
1	—	86.2%	403.00	413.60	426.30	1,170.00	2.40	6.00	3.85	75.1%	1	13
—	—	—	—	—	—	1,180.00	2.80	6.30	4.86	74.5%	2	51
—	—	—	—	—	—	1,190.00	3.20	6.50	4.80	73.6%	19	47
—	—	—	—	—	—	1,200.00	4.50	5.90	5.20	72.9%	10	327
—	—	—	—	—	—	1,210.00	4.30	7.30	5.87	72.7%	1	115
—	—	—	—	—	—	1,220.00	5.00	7.60	5.60	72.2%	1	21
—	—	—	—	—	—	1,230.00	5.60	8.00	5.92	71.5%	1	82
—	—	—	—	—	—	1,240.00	6.30	8.40	7.65	71.0%	9	55
1	1	78.7%	405.62	337.70	350.60	1,250.00	7.00	9.00	8.00	70.5%	4	219
—	—	—	—	—	—	1,260.00	7.70	9.80	9.00	70.1%	10	101
—	—	—	—	—	—	1,270.00	8.50	10.60	9.45	69.8%	27	46
1	3	75.6%	483.20	309.90	322.20	1,280.00	9.80	11.50	10.07	69.8%	9	57
1	—	75.8%	540.00	300.90	314.20	1,290.00	10.50	12.80	10.70	69.5%	7	116
10	1	75.0%	460.00	292.00	305.00	1,300.00	11.90	13.60	12.90	69.3%	16	284
—	—	—	—	—	—	1,310.00	12.60	16.50	15.10	69.9%	2	65
1	1	74.9%	446.00	275.30	288.00	1,320.00	13.50	16.10	13.52	68.2%	1	80
—	—	—	—	—	—	1,330.00	15.40	17.50	14.71	68.4%	40	118
—	—	—	—	—	—	1,340.00	16.60	19.10	19.10	68.1%	5	163
5	1	73.8%	270.70	249.70	262.90	1,350.00	18.00	20.70	18.80	67.8%	26	228
0	1	73.2%	473.00	241.30	254.50	1,360.00	19.60	22.70	22.30	67.8%	11	84
0	1	71.8%	370.80	232.20	245.20	1,370.00	21.60	24.20	22.96	67.5%	14	127
1	—	70.9%	390.00	224.10	236.10	1,380.00	23.00	26.30	25.45	67.1%	6	263
0	—	70.7%	416.43	216.20	228.40	1,390.00	25.10	28.60	25.65	67.1%	1	307
37	1	71.5%	220.00	208.40	222.70	1,400.00	27.80	31.00	30.00	67.3%	67	440
—	—	—	—	—	—	1,410.00	29.80	33.10	31.25	66.9%	17	66
1	1	69.9%	222.12	193.20	205.30	1,420.00	32.00	35.90	35.02	66.8%	13	56
—	—	—	—	—	—	1,430.00	35.00	38.20	32.20	66.7%	4	47
10	2	70.3%	242.00	178.70	192.50	1,440.00	37.70	41.00	35.15	66.5%	34	60
10	3	69.5%	180.00	172.50	183.20	1,450.00	40.60	44.10	42.30	66.5%	37	517
2	1	69.3%	180.65	165.70	176.20	1,460.00	43.30	47.40	44.74	66.3%	2	101
1	—	69.2%	276.70	162.40	172.80	1,465.00	44.90	49.00	50.08	66.2%	7	41
—	—	—	—	—	—	1,470.00	46.50	50.40	45.07	66.0%	15	68
10	3	69.0%	280.00	155.80	165.90	1,475.00	48.20	51.90	51.15	65.9%	3	36
1	1	68.8%	293.55	151.40	163.40	1,480.00	49.90	53.60	52.14	65.9%	5	120
—	—	—	—	—	—	1,485.00	52.50	55.90	47.95	66.3%	3	20
4	2	69.4%	174.10	146.90	157.00	1,490.00	53.20	57.20	50.06	65.7%	2	62
2	1	68.8%	300.00	143.00	153.30	1,495.00	56.50	59.00	57.54	66.2%	16	64
12	162	68.6%	139.00	141.80	147.80	1,500.00	58.40	61.60	59.50	66.4%	80	542
1	1	68.5%	329.88	135.70	147.70	1,505.00	60.30	62.80	62.00	66.0%	1	43
9	2	68.4%	273.15	132.70	144.70	1,510.00	62.30	64.80	64.80	66.0%	6	45
2	2	68.3%	151.00	129.70	141.70	1,515.00	64.10	66.80	56.50	65.9%	3	30
112	1	68.1%	245.46	126.80	138.30	1,520.00	66.30	69.70	62.50	66.2%	4	41
2	1	68.3%	196.50	123.90	135.90	1,525.00	68.40	71.80	48.95	66.1%	1	19
11	2	68.2%	286.00	121.10	133.10	1,530.00	70.60	73.30	71.77	65.9%	10	132
3	2	68.0%	405.20	118.30	129.80	1,535.00	72.80	75.60	64.60	65.9%	1	16
33	2	68.2%	251.30	115.50	127.60	1,540.00	74.60	77.60	77.77	65.6%	10	80
3	1	68.1%	282.48	112.80	124.80	1,545.00	77.10	80.20	73.15	65.8%	11	37
56	1	69.0%	121.53	113.10	121.80	1,550.00	79.60	83.00	82.01	66.0%	32	301
—	—	—	—	—	—	1,555.00	82.00	84.90	74.00	65.8%	4	69
11	2	68.2%	148.95	105.30	117.10	1,560.00	83.50	87.60	84.10	65.5%	4	114
5	1	68.0%	165.25	102.40	114.60	1,565.00	86.30	89.50	86.30	65.5%	5	24
27	5	67.9%	106.18	102.10	109.60	1,570.00	88.80	92.60	82.64	65.6%	4	31
4	8	68.0%	108.52	101.70	105.60	1,575.00	91.30	95.20	93.85	65.6%	2	43
4	17	68.0%	102.67	99.10	103.30	1,580.00	94.10	97.40	95.01	65.5%	10	93
SNDK $1,581.82
7	11	68.0%	98.50	96.80	100.80	1,585.00	96.70	99.90	96.70	65.5%	12	44
8	29	67.8%	96.60	94.00	98.50	1,590.00	98.30	103.00	102.67	65.2%	17	52
3	25	68.2%	93.58	92.90	96.30	1,595.00	101.30	106.10	103.35	65.4%	20	138
253	289	68.3%	92.00	90.80	94.40	1,600.00	103.60	108.20	106.02	65.0%	57	537
14	21	68.1%	89.87	88.10	91.90	1,605.00	106.80	111.40	104.89	65.3%	10	118
6	37	68.0%	88.00	85.80	89.70	1,610.00	109.40	113.80	112.05	65.1%	52	57
11	27	68.1%	88.20	84.10	87.60	1,615.00	112.30	116.70	110.40	65.1%	7	107
9	21	67.9%	94.10	81.20	85.60	1,620.00	115.20	119.60	107.72	65.0%	53	142
5	19	67.8%	84.30	79.20	83.40	1,625.00	118.20	122.90	112.43	65.2%	6	10
13	6	68.0%	82.20	77.80	81.40	1,630.00	121.10	125.70	120.55	65.0%	13	50
6	8	68.2%	77.50	76.20	79.60	1,635.00	124.10	128.60	123.30	65.0%	4	45
12	9	67.8%	80.12	73.40	77.50	1,640.00	127.40	131.80	126.70	65.1%	43	58
17	2	67.9%	84.00	71.80	75.70	1,645.00	130.30	135.10	130.66	65.0%	3	23
202	131	68.3%	72.40	70.80	74.00	1,650.00	133.50	138.30	130.90	65.1%	29	122
—	—	—	—	—	—	1,655.00	136.80	141.50	120.00	65.1%	3	9
24	6	67.9%	77.67	66.00	70.50	1,660.00	139.50	144.80	140.66	64.9%	3	46
23	1	68.1%	78.60	64.70	69.00	1,665.00	143.10	147.90	133.51	65.0%	6	27
20	7	68.4%	64.84	63.80	67.40	1,670.00	146.50	151.30	138.90	65.0%	1	70
109	8	68.0%	63.10	62.10	64.50	1,675.00	149.90	154.80	133.50	65.1%	1	55
19	1	68.3%	76.07	60.30	64.00	1,680.00	152.70	158.10	157.15	64.8%	10	26
34	8	68.4%	59.96	58.90	62.40	1,685.00	156.40	161.80	100.73	65.0%	3	20
33	5	68.2%	58.66	56.80	60.70	1,690.00	160.10	164.90	122.35	65.0%	1	83
21	13	68.4%	59.24	55.70	59.30	1,695.00	163.60	168.70	147.34	65.1%	1	20
568	56	68.5%	56.00	54.40	57.90	1,700.00	166.50	172.10	158.55	64.8%	24	341
59	14	68.4%	65.90	52.60	56.40	1,705.00	170.70	175.90	130.41	65.2%	2	57
62	15	68.5%	51.80	51.40	55.00	1,710.00	174.00	179.50	179.78	65.1%	4	75
48	3	68.6%	50.45	50.40	53.60	1,715.00	175.50	185.90	107.72	65.3%	120	106
61	9	68.5%	51.00	49.10	51.70	1,720.00	180.10	189.20	186.20	65.5%	8	35
50	11	68.4%	47.83	46.80	51.00	1,725.00	182.80	191.90	176.90	64.8%	1	74
38	2	68.3%	48.00	45.30	49.70	1,730.00	186.60	195.90	157.40	64.9%	10	42
42	1	68.5%	46.05	44.40	48.40	1,735.00	190.30	200.70	121.94	65.3%	1	26
34	70	68.5%	49.20	43.20	47.20	1,740.00	194.10	204.50	188.48	65.3%	3	36
38	1	68.8%	46.52	42.10	46.50	1,745.00	197.90	208.40	166.15	65.4%	1	35
275	18	68.6%	43.06	40.80	45.00	1,750.00	203.90	209.60	210.00	65.2%	3	77
101	11	68.9%	50.05	40.00	44.20	1,755.00	205.70	216.10	199.57	65.4%	3	23
34	4	68.9%	40.16	38.80	43.10	1,760.00	209.60	220.00	176.27	65.4%	1	19
74	3	68.9%	39.96	37.50	42.00	1,765.00	213.60	223.90	155.90	65.5%	2	7
44	5	69.2%	41.70	37.00	41.00	1,770.00	216.70	228.70	138.79	65.5%	3	7
77	2	68.8%	50.90	35.40	39.50	1,775.00	220.90	232.00	148.85	65.3%	3	20
140	3	68.9%	39.41	34.50	38.60	1,780.00	224.60	233.90	209.60	64.2%	2	46
17	2	69.0%	39.68	33.60	37.60	1,785.00	229.60	240.70	159.81	65.9%	4	4
24	4	69.0%	41.00	32.70	36.70	1,790.00	233.70	244.80	166.80	65.9%	1	5
16	1	69.2%	35.15	32.00	35.70	1,795.00	235.40	247.80	228.65	64.4%	2	13
395	67	69.1%	33.50	30.90	34.80	1,800.00	241.90	253.00	236.40	66.0%	4	138
35	6	69.3%	35.50	30.60	33.70	1,805.00	245.90	255.10	235.95	65.0%	1	21
63	12	69.2%	30.50	29.30	32.90	1,810.00	248.90	261.50	188.00	65.5%	1	4
17	3	69.5%	36.40	28.80	32.20	1,815.00	252.60	265.70	167.03	65.3%	1	3
76	21	69.7%	29.60	28.20	31.40	1,820.00	258.00	269.90	195.10	65.9%	1	5
36	1	69.7%	33.20	27.50	30.50	1,825.00	262.20	274.10	179.23	65.9%	2	7
66	23	69.7%	32.56	26.50	29.80	1,830.00	266.40	278.30	219.68	65.9%	1	25
27	7	69.5%	28.00	26.20	28.00	1,835.00	269.50	282.60	198.62	65.3%	—	1
47	5	69.7%	27.95	24.80	28.30	1,840.00	273.80	286.90	250.13	65.3%	1	1
7	2	70.2%	25.00	23.00	29.50	1,845.00	276.80	291.10	254.01	64.6%	1	6
127	51	70.0%	25.20	23.80	26.80	1,850.00	282.40	295.50	212.00	65.3%	3	16
28	6	70.0%	25.00	22.90	26.40	1,855.00	288.00	299.80	235.80	66.0%	5	28
69	4	70.2%	24.00	22.70	25.40	1,860.00	292.40	304.20	204.04	66.1%	1	16
32	12	70.2%	31.45	21.90	24.80	1,865.00	294.20	308.50	201.10	64.6%	2	39
69	2	70.3%	26.70	21.40	24.20	1,870.00	298.80	312.90	195.00	64.7%	80	41
18	4	70.7%	27.86	20.90	24.00	1,875.00	—	—	—	—	—	—
54	8	70.6%	25.40	20.10	23.30	1,880.00	307.60	321.80	218.55	64.7%	1	3
16	1	70.9%	25.40	19.80	22.90	1,885.00	312.10	325.40	245.00	64.2%	1	2
9	3	70.8%	23.27	19.30	22.00	1,890.00	316.50	330.70	245.00	64.7%	4	24
10	12	71.2%	20.60	19.10	21.60	1,895.00	321.00	335.10	224.51	64.7%	4	2
207	70	71.0%	19.50	18.40	20.90	1,900.00	326.90	339.60	317.89	65.6%	4	17
19	10	71.2%	19.00	17.20	20.10	1,910.00	335.30	347.90	260.00	64.7%	—	1
50	25	71.6%	19.30	16.50	19.20	1,920.00	344.40	357.70	269.13	65.2%	3	7
92	10	71.7%	19.24	15.60	18.30	1,930.00	—	—	—	—	—	—
16	16	72.0%	20.83	14.80	17.50	1,940.00	362.10	375.40	269.05	64.2%	1	4
117	17	72.3%	16.65	14.10	16.70	1,950.00	372.10	384.70	261.24	64.8%	1	2
34	1	72.5%	20.60	13.30	16.00	1,960.00	380.40	394.00	306.92	64.0%	—	1
89	3	72.7%	20.00	12.50	15.40	1,970.00	390.90	403.80	278.24	65.4%	1	3
33	29	73.2%	17.42	12.50	14.50	1,980.00	—	—	—	—	—	—
57	1	73.4%	13.90	11.60	14.00	1,990.00	409.60	422.50	398.00	65.3%	—	1
472	140	73.7%	12.04	11.00	13.50	2,000.00	419.10	432.00	391.70	65.4%	4	56
113	3	74.1%	12.30	10.70	12.90	2,010.00	—	—	—	—	—	—
52	12	74.0%	12.49	9.80	12.30	2,020.00	437.90	450.90	333.64	65.1%	6	3
49	2	74.4%	12.45	9.50	11.70	2,030.00	—	—	—	—	—	—
14	3	74.7%	10.50	9.00	11.30	2,040.00	457.90	470.00	440.00	66.0%	—	1
107	5	75.3%	11.50	8.90	10.90	2,050.00	—	—	—	—	—	—
33	1	75.0%	12.00	7.20	11.10	2,060.00	—	—	—	—	—	—
97	9	75.3%	9.39	7.60	10.00	2,070.00	486.20	498.90	367.70	65.4%	2	1
27	1	77.4%	14.11	7.60	11.10	2,080.00	—	—	—	—	—	—
3	3	76.5%	9.60	7.50	9.20	2,090.00	—	—	—	—	—	—
200	152	76.6%	7.50	6.90	9.00	2,100.00	515.00	528.00	394.39	64.9%	16	17
10	1	76.7%	10.55	6.40	8.60	2,110.00	524.70	537.70	402.80	64.7%	4	2
32	16	77.2%	7.10	6.10	8.50	2,120.00	—	—	—	—	—	—
22	1	78.5%	20.00	5.50	9.40	2,130.00	—	—	—	—	—	—
40	10	77.9%	11.65	5.60	8.00	2,140.00	—	—	—	—	—	—
36	20	77.9%	9.50	5.40	7.40	2,150.00	563.80	576.80	434.30	64.4%	—	3
28	2	78.5%	7.27	4.30	8.20	2,160.00	—	—	—	—	—	—
27	4	78.2%	6.73	4.20	7.40	2,170.00	583.40	596.40	472.35	64.0%	—	6
28	21	79.3%	6.60	4.90	6.80	2,180.00	—	—	—	—	—	—
62	30	79.7%	6.00	4.80	6.60	2,190.00	—	—	—	—	—	—
252	161	79.7%	5.48	4.10	6.60	2,200.00	612.90	625.90	624.95	63.2%	3	1
31	9	80.1%	5.90	3.40	7.00	2,210.00	—	—	—	—	—	—
54	12	80.7%	7.10	4.00	6.20	2,220.00	632.60	645.60	499.18	62.3%	—	1
21	15	81.1%	7.10	3.80	6.10	2,230.00	642.50	655.40	557.41	61.6%	2	3
4	1	81.3%	12.84	3.60	5.90	2,240.00	652.40	665.30	512.30	61.3%	—	1
139	6	81.8%	4.31	3.50	5.80	2,250.00	—	—	—	—	—	—
5	1	81.8%	4.74	3.30	5.50	2,260.00	—	—	—	—	—	—
17	1	81.1%	10.91	0.05	7.80	2,270.00	—	—	—	—	—	—
15	1	82.8%	6.50	3.10	5.30	2,280.00	692.00	704.90	648.00	58.1%	—	1
14	8	82.1%	5.10	0.05	7.50	2,290.00	—	—	—	—	—	—
138	11	83.2%	3.70	2.85	4.90	2,300.00	711.80	724.70	579.90	52.8%	1	1
65	1	83.8%	5.80	2.70	4.90	2,310.00	—	—	—	—	—	—
19	2	83.7%	7.50	0.05	7.10	2,320.00	—	—	—	—	—	—
14	1	85.3%	3.97	3.00	4.60	2,330.00	—	—	—	—	—	—
27	1	84.9%	3.30	2.40	4.60	2,340.00	—	—	—	—	—	—
30	5	85.0%	3.55	2.30	4.40	2,350.00	—	—	—	—	—	—
39	1	85.6%	4.13	2.20	4.40	2,360.00	771.50	784.20	724.00	94.8%	—	1
6	4	89.2%	7.58	1.50	6.60	2,370.00	781.40	794.20	586.70	95.5%	—	1
6	8	86.9%	60.03	0.05	6.50	2,380.00	791.40	804.10	595.60	96.0%	—	2
0	1	86.6%	27.95	1.95	4.10	2,390.00	801.30	814.10	604.69	96.8%	—	1
99	1	87.2%	3.00	2.00	4.00	2,400.00	—	—	—	—	—	—
6	1	86.8%	6.85	1.80	3.70	2,410.00	—	—	—	—	—	—
42	7	87.2%	4.00	1.70	3.70	2,420.00	—	—	—	—	—	—
2	1	87.5%	3.00	1.65	3.60	2,430.00	—	—	—	—	—	—
13	15	87.5%	4.90	1.45	3.50	2,440.00	—	—	—	—	—	—
96	5	89.8%	4.50	2.10	3.50	2,450.00	861.10	873.80	736.47	100.5%	—	0
13	24	92.3%	21.30	0.10	6.00	2,470.00	—	—	—	—	—	—
32	1	89.5%	2.52	1.40	3.30	2,480.00	—	—	—	—	—	—
93	6	89.5%	3.72	1.25	3.20	2,490.00	—	—	—	—	—	—
272	9	89.8%	2.20	1.15	3.20	2,500.00	—	—	—	—	—	—
3	1	89.9%	2.10	1.05	3.10	2,510.00	—	—	—	—	—	—
3	2	90.4%	6.10	1.00	3.10	2,520.00	—	—	—	—	—	—
14	5	90.7%	3.93	1.00	3.00	2,530.00	—	—	—	—	—	—
6	1	91.0%	10.21	0.95	2.95	2,540.00	—	—	—	—	—	—
4	2	91.3%	4.20	0.90	2.90	2,550.00	—	—	—	—	—	—
1	1	92.2%	3.30	0.80	2.70	2,580.00	—	—	—	—	—	—
3	3	97.7%	4.05	0.00	5.10	2,590.00	—	—	—	—	—	—
8	2	100.2%	3.80	0.70	5.10	2,600.00	—	—	—	—	—	—
6	2	99.5%	2.40	0.05	5.00	2,620.00	—	—	—	—	—	—
29	—	99.8%	19.75	0.05	4.90	2,630.00	—	—	—	—	—	—
1	—	100.9%	10.50	0.00	4.90	2,650.00	—	—	—	—	—	—
13	—	101.8%	20.55	0.00	4.80	2,670.00	—	—	—	—	—	—
0	2	102.7%	11.93	0.00	4.70	2,690.00	—	—	—	—	—	—
8	5	103.3%	1.39	0.00	4.70	2,700.00	—	—	—	—	—	—
2	1	98.5%	1.53	0.50	2.50	2,720.00	—	—	—	—	—	—
1	1	104.9%	2.62	0.05	4.60	2,730.00	—	—	—	—	—	—
3	3	105.9%	2.24	0.00	4.60	2,750.00	—	—	—	—	—	—
5	—	106.2%	6.79	0.00	4.50	2,760.00	—	—	—	—	—	—
7	—	106.7%	4.90	0.00	4.50	2,770.00	—	—	—	—	—	—
2	—	107.3%	6.71	0.00	4.50	2,780.00	—	—	—	—	—	—
4	3	107.6%	1.41	0.00	4.40	2,790.00	—	—	—	—	—	—
12	1	111.2%	1.25	1.00	4.40	2,800.00	1,210.70	1,223.60	1,038.10	123.4%	—	0
25	18	110.3%	0.93	0.10	4.30	2,840.00	—	—	—	—	—	—
1	—	110.6%	7.07	0.00	4.30	2,850.00	—	—	—	—	—	—
75	19	97.6%	1.00	0.55	0.90	2,860.00	—	—	—	—	—	—

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 SNDK put/call ratio?

For the October 30, 2026 expiration, the SNDK put/call ratio based on open interest is 1.37 (11,235 puts vs 8,218 calls), and 0.89 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 October 30, 2026 is about 66.8%, 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.