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 16, 2026
Days to expiration: 5
Share price: $1,581.82
Put/call ratio (OI): 1.13
Put/call ratio (volume): 0.84
ATM implied volatility: 56.9%
Expected move: ±$105.27
Open interest (C / P): 51.34K / 58.10K

SNDK options summary

The SNDK options chain for the October 16, 2026 expiration lists 251 call and 243 put contracts, with 5 days until expiration. Open interest stands at 51,343 calls and 58,097 puts, a put/call ratio of 1.13, which is fairly balanced between calls and puts. At-the-money implied volatility near the $1,580.00 strike is 56.9%, which implies the market expects a move of about ±$105.27 (6.7%) in Sandisk stock by expiration.

The most open interest sits at the $2,000.00 call (3.09K contracts) and the $900.00 put (3.16K contracts).

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

SNDK options chain · October 16, 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
145	13	393.0%	1,224.50	1,056.90	1,071.00	520.00	0.00	0.05	0.05	254.7%	399	431
7	6	369.9%	1,211.27	1,046.90	1,059.80	530.00	0.00	0.05	0.05	250.0%	281	470
4	1	364.0%	1,352.00	1,036.90	1,049.80	540.00	0.00	0.05	0.05	246.9%	25	90
1	—	358.1%	1,342.00	1,026.90	1,039.80	550.00	0.00	0.05	0.05	242.2%	25	137
0	—	—	648.00	0.00	0.00	560.00	0.00	0.05	0.05	239.1%	26	29
0	1	—	692.00	0.00	0.00	570.00	0.00	0.05	0.05	234.4%	25	0
1	—	1086.5%	846.00	1,155.30	1,169.70	580.00	0.00	0.05	0.05	231.3%	25	42
—	—	—	—	—	—	590.00	0.00	0.05	0.05	226.6%	25	173
5	4	333.0%	1,051.60	977.00	989.90	600.00	0.00	0.05	0.05	223.4%	275	418
—	—	—	—	—	—	610.00	0.00	0.05	0.05	219.5%	26	323
3	1	322.5%	1,150.90	957.00	969.90	620.00	0.00	0.05	0.05	215.6%	25	176
—	—	—	—	—	—	630.00	0.00	0.05	0.05	212.5%	25	44
11	1	312.3%	1,138.00	937.00	949.90	640.00	0.00	0.05	0.05	209.4%	26	264
2	1	307.3%	912.80	927.00	939.90	650.00	0.00	0.05	0.05	205.5%	26	1,150
2	1	302.3%	1,232.00	917.00	929.90	660.00	0.00	0.25	0.05	229.3%	3	150
4	3	297.5%	849.58	907.00	919.90	670.00	0.00	0.25	0.17	225.6%	1	350
2	1	292.8%	1,080.40	897.00	909.90	680.00	0.00	0.05	0.35	195.3%	1	455
0	—	—	564.70	0.00	0.00	690.00	0.00	0.05	0.95	192.2%	6	122
20	3	285.7%	937.70	877.10	890.00	700.00	0.00	0.10	0.05	199.2%	190	1,662
0	—	—	856.00	0.00	0.00	710.00	0.00	0.10	0.05	195.7%	25	44
6	1	276.6%	997.97	857.10	870.00	720.00	0.00	0.10	0.05	192.2%	8	379
1	1	272.2%	1,020.50	847.10	860.00	730.00	0.00	0.10	0.05	189.1%	4	75
0	1	—	886.20	0.00	0.00	740.00	0.00	0.10	0.05	185.9%	3	354
—	—	—	—	—	—	750.00	0.00	0.10	0.10	182.8%	518	111
7	1	259.1%	958.07	817.10	830.00	760.00	0.00	0.10	0.17	179.7%	1	77
1	1	254.9%	704.60	807.10	820.00	770.00	0.00	0.10	0.05	176.6%	20	34
4	2	250.7%	962.66	797.10	810.00	780.00	0.00	0.10	0.09	173.4%	20	216
2	1	809.9%	486.00	946.90	961.30	790.00	0.00	0.10	0.13	170.7%	1	70
43	1	243.5%	961.40	777.10	790.10	800.00	0.00	0.10	0.10	168.0%	56	1,275
2	1	235.4%	857.45	757.10	770.10	820.00	0.00	7.20	0.03	261.8%	40	344
1	—	232.4%	930.70	747.20	760.10	830.00	0.00	3.60	0.05	231.9%	20	5
0	1	—	719.12	0.00	0.00	840.00	0.00	0.10	0.10	156.3%	77	2,087
2	—	224.6%	670.82	727.20	740.10	850.00	0.00	3.70	0.47	225.0%	28	45
6	1	220.8%	876.55	717.20	730.10	860.00	0.00	1.65	0.10	198.8%	3	339
—	—	—	—	—	—	870.00	0.00	2.00	0.30	200.1%	1	215
12	2	213.3%	728.96	697.20	710.10	880.00	0.00	0.90	0.06	178.8%	2	310
2	1	209.6%	687.60	687.20	700.10	890.00	0.00	0.15	0.05	147.7%	92	98
8	1	205.9%	770.68	677.20	690.10	900.00	0.00	0.10	0.09	140.2%	49	3,159
2	1	203.8%	689.34	667.30	680.20	910.00	0.00	0.75	0.11	166.0%	4	80
2	1	200.2%	872.00	657.30	670.20	920.00	0.00	1.15	0.12	171.0%	3	99
4	—	196.6%	828.20	647.30	660.20	930.00	0.00	0.20	0.20	140.6%	7	5
0	1	—	372.70	0.00	0.00	940.00	0.00	0.20	0.20	137.9%	1	170
—	—	—	—	—	—	950.00	0.00	0.40	0.05	144.3%	71	35
15	1	186.1%	711.99	617.30	630.20	960.00	0.00	0.25	0.15	135.3%	3	326
7	5	182.7%	700.12	607.30	620.20	970.00	0.00	0.20	0.05	130.1%	63	77
4	1	179.3%	884.00	597.30	610.20	980.00	0.00	0.20	0.13	127.5%	3	431
1	—	176.6%	568.00	587.40	600.20	990.00	0.00	0.25	0.10	127.5%	22	57
165	15	173.2%	639.39	577.40	590.20	1,000.00	0.05	0.20	0.15	125.0%	1,479	2,162
17	3	167.2%	697.30	557.40	570.30	1,020.00	0.00	0.50	0.14	128.5%	3	1,318
40	3	159.4%	540.00	537.40	550.10	1,040.00	0.00	0.20	0.12	112.7%	4	346
5	2	154.8%	607.00	517.50	530.30	1,060.00	0.00	0.60	0.10	120.5%	32	571
9	1	149.0%	644.85	497.50	510.40	1,080.00	0.00	0.25	0.15	105.5%	3	576
86	1	142.8%	496.12	477.50	490.40	1,100.00	0.10	0.25	0.15	104.2%	120	783
31	1	137.1%	491.91	457.60	470.40	1,120.00	0.00	1.70	0.37	119.4%	8	204
11	1	115.3%	464.87	435.60	449.90	1,140.00	0.00	0.40	0.32	96.1%	3	381
88	1	126.3%	477.95	417.70	430.60	1,160.00	0.05	0.40	0.33	92.6%	11	342
65	3	120.8%	461.40	397.80	410.60	1,180.00	0.20	0.50	0.50	92.4%	8	514
297	5	116.0%	389.00	378.00	390.70	1,200.00	0.40	0.70	0.45	92.5%	226	1,668
70	3	110.5%	421.60	358.00	370.80	1,220.00	0.35	0.70	0.51	87.1%	145	457
71	2	105.3%	361.10	338.10	350.90	1,240.00	0.50	0.75	0.72	84.1%	117	439
81	2	100.8%	448.24	318.30	331.10	1,260.00	0.60	1.00	1.00	82.0%	79	697
39	16	91.7%	302.18	297.20	311.20	1,280.00	0.50	1.10	0.80	77.0%	81	765
249	4	89.2%	300.34	278.10	291.30	1,300.00	0.70	1.25	1.25	74.2%	454	1,281
109	3	85.3%	270.65	258.90	271.20	1,320.00	1.20	1.60	1.29	73.3%	97	351
177	2	80.5%	242.46	239.20	251.30	1,340.00	1.50	1.75	1.58	69.8%	91	485
84	1	79.4%	241.47	220.70	232.00	1,360.00	1.90	2.40	2.00	68.0%	120	543
239	1	74.4%	217.55	200.20	213.10	1,380.00	2.50	2.95	2.70	65.5%	111	587
180	16	70.6%	185.00	183.10	191.60	1,400.00	3.20	3.50	3.45	62.7%	608	2,364
88	15	67.0%	185.70	162.90	173.60	1,420.00	4.40	4.90	4.66	61.5%	164	1,063
59	22	63.4%	149.00	143.80	154.90	1,440.00	6.00	6.80	6.28	60.5%	219	414
83	1	61.2%	131.35	125.90	136.80	1,460.00	8.20	8.70	8.39	58.8%	218	941
21	5	60.5%	247.10	117.30	128.20	1,470.00	9.50	10.50	9.70	58.6%	236	402
64	2	60.9%	169.36	110.00	119.80	1,480.00	11.20	12.20	11.70	58.3%	300	505
46	4	60.0%	105.80	103.60	109.60	1,490.00	12.90	14.40	13.40	58.1%	253	653
625	394	63.1%	99.10	98.00	103.90	1,500.00	15.20	15.80	15.64	57.2%	1,408	1,962
99	22	59.3%	91.20	88.70	93.90	1,510.00	17.30	19.10	17.40	57.4%	120	352
1,183	9	57.8%	86.60	80.60	85.90	1,520.00	20.10	20.90	21.13	56.5%	276	504
105	7	59.2%	77.02	75.80	79.20	1,530.00	23.10	25.10	24.90	57.0%	114	292
161	35	58.3%	69.94	69.00	71.80	1,540.00	26.50	29.80	27.50	57.7%	152	485
272	308	58.6%	64.07	62.80	66.30	1,550.00	30.20	32.10	31.50	56.6%	619	1,125
106	51	57.7%	59.79	55.70	60.50	1,560.00	31.90	38.90	35.06	56.6%	233	634
158	87	58.1%	52.93	52.00	54.00	1,570.00	38.60	41.60	40.00	56.8%	441	405
187	410	57.0%	47.76	46.00	48.00	1,580.00	44.00	45.90	44.00	56.7%	545	519
SNDK $1,581.82
122	390	57.7%	41.63	41.60	44.00	1,590.00	48.00	53.30	47.97	57.3%	570	257
985	1,592	57.4%	38.25	37.60	38.80	1,600.00	53.70	56.70	55.28	56.0%	1,470	1,466
327	525	57.3%	34.30	33.00	35.00	1,610.00	59.90	62.80	61.00	56.2%	923	554
297	677	57.7%	30.67	29.20	32.00	1,620.00	66.40	68.70	67.55	56.1%	1,065	307
496	312	59.1%	27.38	25.80	30.60	1,630.00	72.80	75.10	75.00	55.9%	276	307
302	434	58.4%	24.00	23.20	25.80	1,640.00	79.40	82.20	80.76	55.8%	323	962
116	216	58.1%	22.50	21.90	23.70	1,645.00	83.10	87.20	84.00	56.9%	40	233
587	973	57.6%	20.95	20.40	21.80	1,650.00	86.40	89.80	88.29	56.0%	145	711
126	135	58.0%	19.98	19.50	20.50	1,655.00	87.90	94.40	92.10	55.0%	21	65
247	111	58.0%	18.50	17.70	19.80	1,660.00	92.20	98.00	96.21	55.2%	44	361
120	62	57.9%	18.00	17.00	18.00	1,665.00	95.20	103.00	93.75	55.5%	5	101
309	223	57.8%	16.44	15.90	16.70	1,670.00	100.20	106.00	102.31	55.6%	15	327
205	191	58.3%	15.95	15.00	16.10	1,675.00	103.80	111.00	108.45	56.2%	97	214
351	237	58.1%	14.65	14.00	14.80	1,680.00	108.50	114.00	111.95	55.9%	161	226
190	56	58.7%	13.53	13.10	14.40	1,685.00	113.40	119.00	116.82	57.4%	24	202
203	206	58.4%	12.65	12.20	13.10	1,690.00	117.30	124.00	118.97	58.1%	16	182
117	68	59.0%	11.95	11.50	12.80	1,695.00	121.60	128.50	124.60	58.5%	84	112
1,464	1,710	59.2%	11.20	10.90	11.90	1,700.00	125.70	131.00	128.50	56.9%	401	1,297
152	48	59.2%	11.00	10.10	11.10	1,705.00	128.50	136.00	115.42	56.1%	22	112
168	77	59.4%	10.10	9.50	10.50	1,710.00	132.10	140.80	138.40	55.9%	16	360
141	119	59.4%	9.34	8.80	9.80	1,715.00	136.50	145.80	142.32	56.6%	8	185
478	354	59.2%	8.71	8.10	9.00	1,720.00	140.90	148.00	144.55	54.0%	33	263
365	194	60.0%	8.45	7.80	8.70	1,725.00	145.40	153.00	147.87	54.7%	16	196
223	77	60.4%	7.70	7.20	8.50	1,730.00	149.90	158.00	156.93	55.3%	16	404
203	84	60.3%	7.35	6.80	7.70	1,735.00	154.90	163.00	158.93	56.6%	10	67
395	106	60.6%	6.70	6.30	7.40	1,740.00	159.90	168.00	146.70	57.8%	7	439
85	61	60.9%	6.25	6.00	6.90	1,745.00	164.90	170.80	165.30	55.9%	1	94
1,020	1,057	60.8%	6.00	5.80	6.10	1,750.00	169.90	175.80	172.85	57.1%	35	725
163	102	61.0%	5.44	5.20	6.00	1,755.00	172.70	180.80	160.60	54.7%	1	83
366	358	61.4%	5.21	4.90	5.70	1,760.00	177.70	185.80	184.25	55.8%	14	449
603	280	61.8%	4.90	4.70	5.40	1,765.00	181.80	190.80	171.50	55.3%	7	85
165	237	61.9%	4.70	4.30	5.10	1,770.00	186.80	195.80	182.96	56.4%	3	142
209	405	62.1%	4.30	4.00	4.80	1,775.00	191.50	200.80	90.00	56.9%	31	211
524	305	62.4%	4.05	3.80	4.50	1,780.00	196.30	205.80	204.36	57.5%	3	556
114	127	62.6%	3.90	3.50	4.30	1,785.00	198.80	210.80	207.40	52.4%	1	62
1,851	1,759	63.8%	3.30	3.20	3.50	1,800.00	219.00	225.00	219.00	65.6%	37	731
578	148	64.3%	2.80	2.25	2.85	1,820.00	235.30	245.00	242.60	61.3%	1	103
704	96	66.7%	2.25	1.90	2.60	1,840.00	252.30	264.30	232.15	82.3%	1	181
429	81	68.2%	1.83	1.55	2.20	1,860.00	271.00	284.80	277.89	88.2%	6	184
352	66	69.8%	1.55	1.25	1.90	1,880.00	291.70	305.60	293.70	58.5%	5	97
2,490	1,474	72.5%	1.30	1.25	1.70	1,900.00	311.50	324.30	321.57	95.0%	23	179
199	33	74.0%	1.18	1.10	1.40	1,920.00	331.40	344.90	339.75	101.2%	5	26
521	107	76.0%	1.00	0.80	1.45	1,940.00	351.30	364.60	360.49	104.2%	4	33
408	33	77.3%	0.90	0.60	1.30	1,960.00	375.10	383.70	334.25	80.2%	1	40
228	51	77.9%	0.80	0.45	1.05	1,980.00	391.10	403.60	389.60	108.1%	1	36
3,086	1,173	80.5%	0.73	0.70	0.75	2,000.00	411.00	423.10	420.10	109.6%	20	14
363	90	82.6%	0.60	0.50	0.85	2,020.00	431.00	443.90	393.58	116.7%	1	0
266	30	84.2%	0.59	0.25	0.95	2,040.00	450.90	463.40	444.91	118.2%	1	4
294	38	83.5%	0.75	0.10	0.75	2,060.00	470.90	483.50	346.68	122.1%	12	2
201	57	87.2%	0.48	0.15	0.80	2,080.00	490.90	503.50	357.23	125.6%	1	0
594	114	92.8%	0.35	0.25	1.00	2,100.00	510.80	523.50	499.09	129.0%	1	25
347	40	95.0%	0.35	0.35	0.85	2,120.00	530.80	543.50	421.02	132.4%	2	0
88	2	100.2%	0.80	0.00	1.65	2,130.00	540.80	553.50	404.40	134.0%	4	0
112	2	98.1%	0.90	0.05	1.20	2,140.00	550.80	563.50	441.00	135.7%	2	0
296	12	93.8%	0.33	0.05	0.70	2,150.00	560.80	573.50	324.00	137.3%	8	0
141	95	91.8%	0.30	0.25	0.30	2,160.00	570.80	583.50	460.80	138.9%	2	0
67	1	103.0%	0.35	0.00	1.35	2,170.00	580.80	593.50	471.20	140.5%	2	0
716	12	98.8%	0.33	0.05	0.80	2,180.00	590.70	603.50	475.30	142.2%	5	2
164	64	111.2%	1.65	0.00	2.05	2,190.00	600.70	613.50	398.25	143.7%	1	0
1,359	173	107.3%	0.23	0.20	1.20	2,200.00	610.70	623.50	590.00	145.3%	1	3
219	9	104.9%	0.32	0.05	1.00	2,210.00	620.70	633.50	482.00	146.9%	1	0
240	22	114.8%	0.12	0.00	2.00	2,220.00	630.70	643.50	609.70	148.4%	33	0
309	1	105.3%	0.50	0.00	0.80	2,240.00	650.70	663.50	638.90	151.5%	18	0
171	1	116.6%	0.40	0.00	1.60	2,260.00	670.70	683.50	418.10	154.6%	4	0
240	9	113.9%	0.22	0.10	1.00	2,280.00	690.70	703.50	541.80	157.6%	1	0
834	103	109.8%	0.17	0.05	0.60	2,300.00	710.70	723.50	641.38	160.5%	1	0
124	1	127.4%	2.95	0.00	2.00	2,320.00	0.00	0.00	882.15	—	—	0
90	14	124.8%	1.20	0.00	1.45	2,340.00	750.70	763.50	613.00	166.3%	3	0
168	12	120.5%	0.30	0.00	0.90	2,360.00	770.70	783.50	525.40	169.2%	5	0
222	1	130.5%	0.20	0.00	1.55	2,380.00	790.70	803.50	777.10	172.0%	10	0
656	38	124.9%	0.05	0.05	0.85	2,400.00	810.70	823.50	800.40	174.8%	1	0
89	4	119.6%	0.28	0.00	0.50	2,420.00	830.70	843.50	869.05	177.6%	1	0
507	1	144.8%	0.05	0.00	2.40	2,440.00	850.70	863.50	668.20	180.3%	1	0
74	14	132.8%	0.15	0.00	1.00	2,460.00	—	—	—	—	—	—
45	7	130.7%	0.15	0.00	0.80	2,470.00	979.90	993.60	1,143.24	389.4%	—	5
49	1	151.3%	0.17	0.00	2.65	2,480.00	890.70	903.50	705.20	185.6%	1	0
48	4	131.0%	0.29	0.00	0.70	2,490.00	900.70	913.50	796.50	186.9%	1	0
1,333	71	131.0%	0.15	0.05	0.60	2,500.00	910.70	923.50	722.30	188.2%	2	0
34	4	187.6%	0.83	0.00	10.00	2,510.00	—	—	—	—	—	—
122	10	166.1%	0.05	0.00	4.30	2,520.00	930.70	943.50	742.00	190.8%	1	0
41	6	170.4%	0.05	0.00	4.90	2,530.00	1,048.40	1,062.80	978.00	414.1%	—	1
79	1	181.6%	2.47	0.00	7.20	2,540.00	1,056.90	1,071.20	1,099.50	413.7%	—	2
447	105	169.6%	0.05	0.00	4.30	2,550.00	960.70	973.50	777.30	194.7%	1	0
21	10	184.1%	0.22	0.00	7.20	2,560.00	970.70	983.50	786.60	195.9%	—	0
53	1	161.3%	0.15	0.00	2.65	2,570.00	—	—	—	—	—	—
37	1	162.0%	0.15	0.00	2.60	2,580.00	990.70	1,003.50	864.60	198.5%	2	2
114	2	177.4%	1.20	0.00	4.90	2,590.00	858.80	870.70	1,404.00	—	—	1
186	160	140.8%	0.05	0.00	0.65	2,600.00	1,010.70	1,023.50	884.50	200.9%	1	0
52	16	190.0%	0.38	0.00	7.20	2,610.00	1,020.70	1,033.50	903.00	202.2%	5	0
86	1	191.2%	2.75	0.00	7.20	2,620.00	—	—	—	—	—	—
86	4	181.9%	1.51	0.00	4.90	2,630.00	—	—	—	—	—	—
19	11	175.6%	1.70	0.00	3.60	2,640.00	1,142.10	1,156.40	1,083.90	408.6%	—	7
98	20	170.7%	0.05	0.00	2.75	2,650.00	—	—	—	—	—	—
32	1	185.3%	2.05	0.00	4.90	2,660.00	—	—	—	—	—	—
10	2	197.0%	1.13	0.00	7.20	2,670.00	1,080.70	1,093.50	1,172.00	209.5%	1	0
15	2	187.5%	0.30	0.00	4.90	2,680.00	0.00	0.00	1,456.20	—	1	0
66	3	174.1%	0.05	0.00	2.65	2,690.00	954.70	966.50	1,520.25	—	1	0
332	5	174.7%	0.05	0.00	2.60	2,700.00	1,110.70	1,123.50	920.80	213.0%	1	0
29	18	190.8%	0.06	0.00	4.90	2,710.00	—	—	—	—	—	—
30	1	202.7%	1.34	0.00	7.20	2,720.00	983.70	995.50	1,556.04	—	—	0
27	1	203.8%	0.12	0.00	7.20	2,730.00	993.40	1,005.20	1,400.45	—	1	0
14	22	204.9%	0.86	0.00	7.20	2,740.00	0.00	0.00	1,372.50	—	1	0
112	1	144.1%	0.20	0.00	0.30	2,750.00	1,160.70	1,173.50	970.50	218.8%	5	0
26	17	207.1%	0.83	0.00	7.20	2,760.00	1,170.70	1,183.50	1,022.00	220.0%	1	0
19	1	208.2%	0.78	0.00	7.20	2,770.00	0.00	0.00	1,184.65	—	1	0
20	2	209.3%	2.94	0.00	7.20	2,780.00	1,041.90	1,053.70	1,611.75	—	1	0
27	39	199.2%	0.38	0.00	4.90	2,790.00	1,200.70	1,213.50	1,314.45	223.4%	1	0
485	67	166.0%	0.05	0.00	1.00	2,800.00	1,210.70	1,223.50	1,085.02	224.5%	—	0
96	10	212.5%	0.20	0.00	7.20	2,810.00	0.00	0.00	1,537.24	—	40	0
38	20	213.6%	0.15	0.00	7.20	2,820.00	0.00	0.00	1,549.40	—	1	0
35	12	214.7%	0.13	0.00	7.20	2,830.00	0.00	0.00	1,061.77	—	—	0
51	12	215.7%	0.20	0.00	7.20	2,840.00	1,102.00	1,112.30	1,486.00	—	1	0
105	20	216.8%	0.05	0.00	7.20	2,850.00	—	—	—	—	—	—
36	29	217.8%	0.55	0.00	7.20	2,860.00	1,270.70	1,283.50	1,283.50	231.1%	3	0
65	2	219.9%	0.05	0.00	7.20	2,880.00	0.00	0.00	1,482.50	—	—	0
161	1	136.7%	0.07	0.00	0.05	2,900.00	0.00	0.00	1,514.19	—	—	0
35	14	224.0%	1.70	0.00	7.20	2,920.00	1,179.00	1,190.80	1,840.00	—	—	0
113	5	178.3%	1.65	0.00	1.00	2,940.00	0.00	0.00	1,772.00	—	1	0
102	40	228.1%	0.12	0.00	7.20	2,960.00	1,370.60	1,383.50	1,218.00	241.8%	1	0
258	49	230.1%	0.11	0.00	7.20	2,980.00	1,390.60	1,403.50	1,238.00	243.8%	1	0
1,155	81	192.5%	0.05	0.00	1.60	3,000.00	1,410.60	1,423.50	1,364.10	245.9%	12	0
115	13	162.3%	0.05	0.00	0.25	3,010.00	1,420.60	1,433.50	1,289.27	246.9%	10	0
52	40	163.1%	0.11	0.00	0.25	3,020.00	0.00	0.00	1,738.40	—	1	0
102	1	163.9%	1.17	0.00	0.25	3,030.00	0.00	0.00	1,450.85	—	—	0
106	1	164.7%	0.17	0.00	0.25	3,040.00	1,450.60	1,463.50	1,512.37	249.9%	1	0
44	4	165.2%	0.54	0.00	0.25	3,050.00	1,305.90	1,319.10	1,668.20	—	1	0
137	2	166.0%	0.10	0.00	0.25	3,060.00	0.00	0.00	1,846.00	—	1	0
55	3	166.8%	0.05	0.00	0.25	3,070.00	0.00	0.00	1,799.00	—	1	0
0	80	50.0%	4.60	0.00	0.00	3,080.00	1,490.60	1,503.50	1,303.20	253.9%	1	0
63	11	168.4%	4.22	0.00	0.25	3,090.00	0.00	0.00	1,326.61	—	1	0
326	2	150.0%	0.06	0.00	0.05	3,100.00	—	—	—	—	—	—
54	4	169.7%	2.50	0.00	0.25	3,110.00	1,364.20	1,378.60	1,743.60	—	—	0
114	4	170.5%	0.12	0.00	0.25	3,120.00	—	—	—	—	—	—
89	14	171.1%	1.96	0.00	0.25	3,130.00	0.00	0.00	1,955.90	—	1	0
42	1	171.9%	1.49	0.00	0.25	3,140.00	1,639.80	1,656.80	1,680.00	482.4%	5	0
124	100	172.7%	0.05	0.00	0.25	3,150.00	1,404.00	1,418.30	1,897.40	—	—	0
140	117	173.2%	0.15	0.00	0.25	3,160.00	0.00	0.00	1,931.00	—	1	0
13	5	174.0%	0.33	0.00	0.25	3,170.00	0.00	0.00	1,912.80	—	1	0
118	1	174.6%	0.20	0.00	0.25	3,180.00	0.00	0.00	1,924.10	—	1	0
427	3	155.5%	0.05	0.00	0.05	3,190.00	0.00	0.00	1,944.10	—	—	0
240	72	176.2%	0.13	0.00	0.25	3,200.00	0.00	0.00	1,997.39	—	2	0
30	2	176.8%	0.37	0.00	0.25	3,210.00	1,709.80	1,726.80	1,830.00	491.6%	1	0
9	1	177.5%	4.93	0.00	0.25	3,220.00	1,473.70	1,488.00	1,835.70	—	—	0
26	10	178.1%	1.95	0.00	0.25	3,230.00	1,640.60	1,653.50	1,486.00	268.3%	1	0
42	4	178.9%	1.60	0.00	0.25	3,240.00	0.00	0.00	2,004.00	—	1	0
51	5	179.5%	2.50	0.00	0.25	3,250.00	0.00	0.00	2,002.40	—	1	0
36	4	180.3%	0.10	0.00	0.25	3,260.00	1,759.80	1,776.80	1,512.00	497.9%	—	0
339	10	180.9%	0.31	0.00	0.25	3,270.00	0.00	0.00	2,080.20	—	1	0
19	20	181.6%	3.10	0.00	0.25	3,280.00	1,708.00	1,718.90	1,244.40	325.7%	—	9
70	28	182.2%	0.04	0.00	0.25	3,290.00	1,544.00	1,557.90	2,080.10	—	1	0
801	4	182.8%	0.08	0.00	0.25	3,300.00	0.00	0.00	2,097.39	—	2	0
41	28	247.7%	0.04	0.00	4.90	3,310.00	1,564.00	1,577.90	2,086.00	—	—	0
18	8	248.6%	0.35	0.00	4.90	3,320.00	0.00	0.00	2,066.10	—	1	0
114	5	249.4%	0.50	0.00	4.90	3,330.00	0.00	0.00	2,060.10	—	—	0
11	10	250.2%	0.24	0.00	4.90	3,340.00	—	—	—	—	—	—
52	20	251.1%	0.49	0.00	4.90	3,350.00	0.00	0.00	2,104.10	—	1	0
13	10	251.9%	0.22	0.00	4.90	3,360.00	—	—	—	—	—	—
72	66	252.7%	0.60	0.00	4.90	3,370.00	0.00	0.00	2,050.30	—	1	0
29	1	253.5%	2.25	0.00	4.90	3,380.00	—	—	—	—	—	—
34	23	250.2%	0.26	0.00	4.30	3,390.00	0.00	0.00	2,136.60	—	1	0
107	13	168.8%	0.05	0.00	0.05	3,400.00	1,810.60	1,823.50	1,858.80	283.7%	1	0
23	4	256.0%	0.09	0.00	4.90	3,410.00	1,820.60	1,833.50	1,794.06	284.5%	2	0
15	4	256.8%	0.06	0.00	4.90	3,420.00	1,830.60	1,843.50	1,804.09	285.4%	2	0
67	15	257.6%	0.12	0.00	4.90	3,430.00	1,684.00	1,697.90	2,208.00	—	1	0
52	25	245.4%	0.15	0.00	3.20	3,440.00	1,693.50	1,707.90	2,218.00	—	1	0
14	5	171.9%	0.13	0.00	0.05	3,450.00	0.00	0.00	2,193.20	—	1	0
19	12	260.0%	0.15	0.00	4.90	3,460.00	1,870.60	1,883.50	1,615.90	288.8%	1	0
153	5	249.5%	0.13	0.00	3.40	3,470.00	0.00	0.00	1,836.00	—	1	0
50	15	261.6%	0.21	0.00	4.90	3,480.00	0.00	0.00	2,016.00	—	1	0
95	18	174.2%	0.05	0.00	0.05	3,490.00	0.00	0.00	2,026.00	—	1	0
184	1	174.2%	0.06	0.00	0.05	3,500.00	0.00	0.00	1,888.57	—	2	0
169	20	175.0%	0.05	0.00	0.05	3,510.00	0.00	0.00	2,223.00	—	—	0
291	5	175.8%	0.05	0.00	0.05	3,520.00	0.00	0.00	2,233.00	—	1	0
2,048	1	176.6%	0.05	0.00	0.05	3,530.00	1,940.60	1,953.50	1,854.74	294.8%	12	0

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 16, 2026 expiration, the SNDK put/call ratio based on open interest is 1.13 (58,097 puts vs 51,343 calls), and 0.84 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 16, 2026 is about 56.9%, 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.