Western Digital (WDC) Options Chain

NASDAQ: WDCTechnologyElectronic ComponentsUSD

397.28+3.97 (+1.01%)

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

Expiration date

Expiration: Mar 19, 2027
Days to expiration: 159
Share price: $397.28
Put/call ratio (OI): 1.18
Put/call ratio (volume): 2.15
ATM implied volatility: 59.3%
Expected move: ±$155.48
Open interest (C / P): 15.01K / 17.78K

WDC options summary

The WDC options chain for the March 19, 2027 expiration lists 99 call and 89 put contracts, with 159 days until expiration. Open interest stands at 15,006 calls and 17,778 puts, a put/call ratio of 1.18, which is fairly balanced between calls and puts. At-the-money implied volatility near the $400.00 strike is 59.3%, which implies the market expects a move of about ±$155.48 (39.1%) in Western Digital stock by expiration.

The most open interest sits at the $600.00 call (1.46K contracts) and the $210.00 put (1.00K contracts).

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

WDC options chain · March 19, 2027

WDC 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
29	5	94.0%	302.41	249.95	261.00	145.00	0.00	1.75	0.58	74.5%	1	151
9	1	92.2%	305.21	245.15	256.20	150.00	0.06	2.36	0.60	76.0%	1	74
6	5	489.8%	389.65	365.65	378.30	155.00	0.00	4.30	1.23	81.6%	10	15
0	1	—	420.17	0.00	0.00	160.00	0.00	2.47	1.38	71.6%	6	74
4	1	85.8%	319.40	228.60	243.40	165.00	0.00	2.20	0.88	68.1%	2	88
24	2	86.1%	300.00	226.10	237.10	170.00	0.00	2.35	1.60	66.7%	2	58
10	5	84.6%	291.15	221.35	232.35	175.00	0.65	1.40	1.40	63.2%	3	60
49	50	251.0%	363.91	288.40	300.15	180.00	0.95	1.60	1.60	63.5%	2	395
11	1	435.8%	265.46	353.50	362.00	185.00	0.81	3.80	1.75	68.6%	2	258
3	2	80.4%	224.75	207.35	218.00	190.00	0.19	3.10	2.41	62.3%	1	720
10	2	291.9%	180.35	303.00	312.00	195.00	1.39	3.35	2.27	64.8%	45	117
25	1	78.7%	199.09	198.05	209.10	200.00	1.75	3.90	2.42	65.1%	1	287
13	1	76.9%	200.77	188.95	200.10	210.00	2.64	3.75	2.89	62.7%	9	1,002
14	1	74.8%	192.55	179.90	190.95	220.00	2.58	5.50	4.54	62.1%	1	576
13	1	70.5%	245.84	171.05	180.05	230.00	3.95	5.50	4.75	60.5%	7	730
23	2	71.8%	180.00	162.40	173.60	240.00	3.95	7.95	6.86	60.2%	1	497
24	5	70.4%	178.45	153.90	165.05	250.00	5.10	8.00	7.14	57.8%	7	673
7	2	71.2%	159.14	146.20	158.35	260.00	7.65	9.45	9.00	58.5%	7	403
36	3	68.3%	159.28	137.80	148.65	270.00	8.40	13.15	11.45	59.0%	10	865
27	6	65.4%	133.80	127.55	140.80	280.00	12.00	14.05	14.00	59.0%	1	498
0	2	—	231.05	0.00	0.00	290.00	14.70	15.75	16.57	58.4%	1	627
60	1	66.0%	140.50	115.35	126.00	300.00	17.10	18.00	18.45	57.7%	173	655
29	2	65.2%	159.50	108.20	119.00	310.00	19.85	20.90	22.05	57.3%	4	124
30	1	64.7%	124.00	101.55	112.35	320.00	20.40	24.60	26.20	55.8%	13	237
58	2	63.0%	110.69	95.20	103.80	330.00	26.15	27.60	27.79	56.7%	10	193
30	1	63.1%	92.82	89.30	98.20	340.00	30.50	31.75	31.60	57.0%	61	454
128	68	62.1%	85.07	84.70	90.00	350.00	33.75	35.55	35.75	56.2%	440	605
66	1	63.0%	84.02	77.95	87.95	360.00	36.05	43.05	40.10	56.6%	364	347
254	4	62.4%	77.25	73.90	80.70	370.00	39.70	48.05	43.12	56.1%	133	247
527	11	64.0%	72.90	70.05	78.40	380.00	47.05	50.85	49.24	56.0%	132	363
156	13	63.8%	68.45	65.40	73.80	390.00	49.40	55.35	54.70	54.1%	5	251
WDC $397.28
270	6	62.8%	64.97	61.10	67.60	400.00	55.55	63.90	65.45	55.8%	10	766
191	1	63.5%	58.90	57.50	64.65	410.00	62.60	71.10	69.24	56.9%	1	343
310	63	62.2%	57.00	53.30	58.45	420.00	70.45	75.10	73.25	56.6%	6	520
87	16	63.0%	59.65	49.15	57.25	430.00	75.80	83.85	81.00	57.2%	1	113
92	6	62.3%	48.00	47.30	50.85	440.00	83.35	88.10	89.85	56.5%	2	331
569	1	62.4%	44.00	41.85	50.30	450.00	89.10	97.30	94.33	57.1%	2	685
73	3	61.1%	43.10	38.00	45.60	460.00	96.50	104.25	102.95	57.2%	55	222
154	2	62.6%	40.70	36.25	44.70	470.00	100.70	111.45	110.35	55.6%	1	445
240	12	62.6%	45.50	35.65	40.25	480.00	107.75	118.65	95.35	55.3%	2	523
135	3	62.8%	34.50	33.25	38.10	490.00	116.70	126.00	115.39	55.7%	9	99
403	10	62.8%	32.84	31.90	34.75	500.00	123.05	133.70	127.67	54.9%	1	116
125	4	62.7%	33.30	27.30	34.90	510.00	134.45	141.55	117.00	56.6%	3	80
413	6	63.0%	29.00	27.90	30.80	520.00	142.35	149.65	121.50	56.5%	5	92
201	1	62.4%	26.40	24.60	29.15	530.00	147.05	157.80	129.30	54.5%	1	110
245	3	62.5%	24.42	22.95	27.40	540.00	155.35	168.90	162.11	56.0%	2	53
273	13	62.5%	24.10	21.35	25.75	550.00	167.05	174.35	170.55	56.1%	1	41
268	11	63.1%	22.00	20.70	24.35	560.00	172.35	182.95	173.88	53.9%	1	65
233	2	63.2%	20.50	19.70	22.60	570.00	180.75	191.80	161.86	53.7%	1	89
319	6	64.6%	23.55	17.80	24.00	580.00	192.65	200.25	187.08	55.5%	12	98
102	1	63.7%	17.90	15.95	21.80	590.00	201.20	209.35	175.65	55.4%	1	182
1,462	12	63.7%	17.65	16.30	18.95	600.00	207.55	218.30	186.56	53.3%	18	95
64	3	64.8%	20.78	15.20	19.60	610.00	216.60	227.35	195.14	53.2%	34	35
287	11	65.1%	16.80	13.95	19.10	620.00	225.75	236.45	197.25	53.0%	1	17
68	1	64.2%	19.30	11.90	17.75	630.00	234.85	245.65	243.07	52.8%	4	69
102	5	65.2%	14.55	12.30	16.90	640.00	246.25	254.90	219.27	54.6%	22	431
71	82	64.4%	13.75	10.20	16.05	650.00	253.45	264.20	225.60	52.4%	1	18
260	4	65.7%	11.96	10.85	15.40	660.00	262.80	273.60	226.51	52.2%	3	25
62	1	64.8%	12.10	8.85	14.70	670.00	0.00	0.00	242.05	—	1	0
178	1	65.1%	11.35	9.80	12.65	680.00	281.70	292.60	281.07	51.9%	3	78
291	23	65.3%	21.83	7.90	13.35	690.00	291.25	302.10	270.25	51.7%	1	3
133	5	65.6%	9.84	8.90	11.40	700.00	0.00	0.00	252.45	—	2	0
96	3	66.6%	13.45	8.20	12.05	710.00	310.40	320.95	287.12	50.6%	1	57
223	11	65.5%	18.96	6.30	11.55	720.00	320.10	330.60	285.78	50.5%	4	205
49	5	65.8%	8.50	6.25	10.85	730.00	330.55	340.80	319.40	52.5%	2	1
129	3	64.6%	8.12	5.45	9.40	740.00	339.45	350.50	338.75	50.9%	2	8
103	1	65.8%	10.60	6.10	9.00	750.00	349.20	360.25	316.00	50.7%	1	22
58	1	65.6%	7.66	5.30	8.65	760.00	359.00	370.00	350.40	50.5%	2	11
114	19	66.7%	7.47	5.90	8.20	770.00	367.25	382.05	353.15	52.0%	2	4
67	1	67.1%	6.80	6.00	7.65	780.00	378.55	389.60	373.45	67.3%	1	3
96	2	65.8%	7.80	4.05	7.70	790.00	—	—	—	—	—	—
440	1	67.3%	6.13	5.30	6.95	800.00	—	—	—	—	—	—
64	4	67.3%	7.05	4.60	7.00	810.00	383.70	395.25	325.90	—	—	1
65	4	67.0%	6.75	3.80	6.90	820.00	416.55	431.35	372.90	52.2%	2	3
147	7	67.0%	6.55	3.65	6.40	830.00	—	—	—	—	—	—
60	4	67.7%	6.20	3.60	6.35	840.00	411.25	422.95	327.00	—	—	1
223	1	68.4%	4.80	4.20	5.75	850.00	—	—	—	—	—	—
426	7	68.7%	4.55	4.00	5.55	860.00	457.75	468.80	410.10	72.2%	4	0
38	23	69.0%	4.40	3.85	5.45	870.00	0.00	0.00	450.32	—	—	0
170	8	69.0%	5.25	3.20	5.55	880.00	—	—	—	—	—	—
66	24	68.5%	4.50	2.84	5.10	890.00	0.00	0.00	417.85	—	2	0
299	18	68.6%	4.80	2.70	4.90	900.00	468.05	479.15	366.95	—	—	1
60	3	68.4%	4.55	1.95	5.10	910.00	507.65	518.70	457.05	51.4%	4	0
134	1	69.0%	3.84	2.34	4.65	920.00	—	—	—	—	—	—
29	4	69.1%	4.10	2.35	4.35	930.00	528.20	538.70	474.70	55.5%	5	0
217	4	68.1%	4.00	1.66	4.15	940.00	503.35	517.30	390.10	—	—	2
236	12	69.1%	3.95	2.25	3.75	950.00	515.70	526.90	439.16	—	2	2
128	4	69.1%	3.65	2.03	3.65	960.00	454.75	471.10	368.05	—	2	5
169	5	72.1%	3.55	1.58	5.35	970.00	567.65	578.65	580.20	54.4%	62	55
120	6	71.8%	3.45	2.05	4.35	980.00	474.00	487.55	383.00	—	2	5
379	3	70.7%	2.90	2.10	3.20	1,000.00	561.10	575.65	481.50	—	—	1
51	4	76.6%	3.25	1.50	6.25	1,020.00	580.55	595.05	498.71	—	—	1
125	2	71.3%	9.34	0.00	4.55	1,040.00	—	—	—	—	—	—
110	4	77.0%	2.82	0.53	6.15	1,060.00	592.40	601.65	561.68	—	—	1
141	79	77.8%	3.05	0.84	5.70	1,080.00	—	—	—	—	—	—
187	1	74.4%	2.61	0.80	3.70	1,100.00	659.15	673.60	566.58	—	—	1
47	2	80.1%	2.46	0.81	5.80	1,120.00	—	—	—	—	—	—
97	15	80.4%	2.66	0.26	6.00	1,140.00	669.05	680.20	618.55	—	—	0
487	2	76.4%	2.20	0.92	3.20	1,160.00	—	—	—	—	—	—

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 WDC put/call ratio?

For the March 19, 2027 expiration, the WDC put/call ratio based on open interest is 1.18 (17,778 puts vs 15,006 calls), and 2.15 based on today's volume. A ratio above 1 means more puts than calls.

What is WDC's implied volatility?

At-the-money implied volatility for WDC options expiring March 19, 2027 is about 59.3%, an annualized estimate of how much the market expects Western Digital stock to move.

How many WDC option expiration dates are there?

WDC has 16 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.