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: Nov 13, 2026
Days to expiration: 33
Share price: $397.28
Put/call ratio (OI): 0.86
Put/call ratio (volume): 0.77
ATM implied volatility: 61.4%
Expected move: ±$73.35
Open interest (C / P): 2.32K / 1.99K

WDC options summary

The WDC options chain for the November 13, 2026 expiration lists 33 call and 40 put contracts, with 33 days until expiration. Open interest stands at 2,317 calls and 1,989 puts, a put/call ratio of 0.86, which is fairly balanced between calls and puts. At-the-money implied volatility near the $395.00 strike is 61.4%, which implies the market expects a move of about ±$73.35 (18.5%) in Western Digital stock by expiration.

The most open interest sits at the $415.00 call (1.54K contracts) and the $370.00 put (271 contracts).

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

WDC options chain · November 13, 2026

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
—	—	—	—	—	—	250.00	0.00	1.18	0.58	75.3%	1	10
—	—	—	—	—	—	280.00	0.00	2.33	1.21	66.5%	1	16
—	—	—	—	—	—	290.00	0.90	2.60	1.56	66.2%	2	44
1	1	61.2%	95.00	94.80	103.50	300.00	1.80	3.10	1.80	65.2%	16	64
—	—	—	—	—	—	310.00	1.77	4.95	2.91	64.2%	6	43
—	—	—	—	—	—	320.00	2.45	5.05	5.05	59.8%	6	76
—	—	—	—	—	—	330.00	4.10	6.90	6.30	60.5%	12	53
—	—	—	—	—	—	335.00	6.50	7.60	8.00	62.5%	3	32
1	1	60.8%	93.90	60.05	69.75	340.00	5.95	9.10	7.93	60.5%	1	45
—	—	—	—	—	—	345.00	8.70	9.60	9.55	61.8%	6	32
—	—	—	—	—	—	350.00	9.70	11.05	10.15	61.4%	3	113
—	—	—	—	—	—	355.00	8.80	14.35	12.06	60.7%	4	65
3	1	61.7%	63.00	46.45	55.20	360.00	11.00	16.00	12.45	61.6%	5	81
—	—	—	—	—	—	365.00	12.00	17.75	15.77	60.7%	1	75
3	1	61.5%	52.80	39.85	48.85	370.00	14.00	19.65	18.20	60.9%	6	271
—	—	—	—	—	—	375.00	15.85	21.35	19.55	60.4%	9	147
2	2	63.3%	38.00	34.50	44.20	380.00	18.45	23.90	20.85	61.4%	5	156
—	—	—	—	—	—	385.00	20.30	26.25	23.52	61.0%	4	16
—	—	—	—	—	—	390.00	22.70	28.75	27.27	61.1%	8	60
20	6	62.1%	28.80	29.30	32.80	395.00	25.25	31.00	29.18	60.7%	10	70
WDC $397.28
167	3	63.0%	26.64	25.35	33.00	400.00	28.00	32.30	32.65	59.4%	14	156
114	61	63.7%	27.80	24.25	30.50	405.00	30.55	37.65	34.60	61.7%	3	165
39	5	64.5%	25.37	22.90	28.50	410.00	33.60	42.50	37.13	63.8%	2	62
1,545	3	63.7%	23.90	20.30	26.45	415.00	35.95	45.50	37.80	62.9%	1	53
36	1	63.9%	18.00	18.50	24.85	420.00	39.70	48.80	40.80	63.6%	4	14
7	5	64.0%	19.70	16.85	23.20	425.00	43.50	52.10	47.74	64.2%	1	18
25	1	64.8%	18.35	15.50	22.05	430.00	44.70	52.65	51.40	58.6%	1	13
12	3	64.2%	16.80	13.90	20.15	435.00	49.45	58.80	54.93	62.8%	1	3
16	14	64.3%	15.41	12.60	18.75	440.00	52.70	62.40	58.95	62.4%	1	3
11	11	64.4%	16.00	11.40	17.45	445.00	57.60	66.10	57.88	63.7%	1	4
100	18	66.2%	13.00	11.75	16.25	450.00	61.20	69.95	67.62	63.5%	2	5
16	2	64.6%	11.71	9.25	15.10	455.00	65.55	73.85	64.91	64.1%	2	3
21	9	64.7%	16.10	8.35	14.00	460.00	68.95	78.00	74.72	63.6%	6	2
55	1	65.0%	8.30	5.85	11.40	475.00	—	—	—	—	—	—
4	3	62.9%	7.00	3.70	10.65	480.00	86.25	95.40	91.83	65.8%	1	8
17	16	65.4%	7.20	3.85	9.40	490.00	—	—	—	—	—	—
3	3	63.8%	7.25	1.98	9.15	495.00	—	—	—	—	—	—
24	12	65.8%	5.50	5.20	6.00	500.00	100.20	115.35	100.90	63.9%	2	4
7	8	66.3%	7.65	2.38	8.05	505.00	104.65	119.90	112.43	63.8%	2	1
12	1	65.3%	4.20	1.98	7.00	510.00	—	—	—	—	—	—
33	1	67.1%	4.15	1.61	7.40	515.00	114.70	129.10	83.13	65.8%	—	1
7	2	67.7%	7.05	1.27	7.20	520.00	118.25	133.75	86.57	63.4%	—	1
5	1	61.5%	3.90	0.74	3.90	530.00	127.50	143.15	137.67	63.1%	2	2
6	2	70.4%	4.45	0.24	6.60	540.00	138.00	152.70	130.66	66.3%	2	2
1	2	74.4%	8.10	0.01	6.60	555.00	—	—	—	—	—	—
2	2	75.5%	7.00	0.01	6.50	560.00	—	—	—	—	—	—
2	2	86.4%	2.50	0.00	4.90	620.00	—	—	—	—	—	—

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 November 13, 2026 expiration, the WDC put/call ratio based on open interest is 0.86 (1,989 puts vs 2,317 calls), and 0.77 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 November 13, 2026 is about 61.4%, 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.