WDC - Options Database

WDC

WESTERN DIGITAL CORP

$496.16 -7.43%

$488.40 (-1.56%)🌙

as of 08/18 07:14 PM

(8/17 19:15) ◀

Tuesday, August 18, 2026 (7:14pm)

▶ (8/19 19:14)

◀ 8/18 19:14 ▶

Option Volume

Detail

ℹ

Current (08/18) 47,802

Calls: 22,180 (46%)

Puts: 25,622 (54%)

Prior (08/17) 63,187

Calls: 28,212 (45%)

Puts: 34,975 (55%)

Current vs Prior -24.35%

Calls: -21.38% (Calls)

Puts: -26.74% (Puts)

Prior 7-Day Total 460,274

Calls: 233,290 (51%)

Puts: 226,984 (49%)

Prior 7-Day Average 65,753

Calls: 33,327 (51%)

Puts: 32,426 (49%)

Current vs Prior 7-Day Avg -27.30%

Calls: -33.45%

Puts: -20.98%

Sentiment BEARISH

Dollar Volume

Detail

ℹ

Current (08/18) $99.63M

Calls: $42.22M (42%)

Puts: $57.41M (58%)

Prior (08/17) $152.06M

Calls: $93.28M (61%)

Puts: $58.78M (39%)

Current vs Prior -34.48%

Calls: -54.74%

Puts: -2.34%

Prior 7-Day Total $852.38M

Calls: $496.86M (58%)

Puts: $355.52M (42%)

Prior 7-Day Average $121.77M

Calls: $70.98M (58%)

Puts: $50.79M (42%)

Current vs Prior 7-Day Avg -18.18%

Calls: -40.51%

Puts: +13.03%

Sentiment BEARISH

Put/Call Ratio

Detail

ℹ

Current (08/18) 1.16

Prior (08/17) 1.24

Current vs Prior -6.82%

Prior 7-Day Average 0.99

Current vs Prior 7-Day Avg +16.50%

Sentiment BEARISH

Open Interest

Detail

ℹ

Current (08/18) 249,471

Calls: 105,845 (42%)

Puts: 143,626 (58%)

Prior (08/17) 289,272

Calls: 117,839 (41%)

Puts: 171,433 (59%)

Current vs Prior -13.76%

Prior 7-Day Total 1,879,121

Calls: 833,528 (44%)

Puts: 1,045,593 (56%)

Prior 7-Day Average 268,445

Calls: 119,075 (44%)

Puts: 149,370 (56%)

Current vs Prior 7-Day Avg -7.07%

Sentiment BULLISH

Expected Move

Detail

ℹ

WKMO Expiry (08/21) | Next (08/28)Expiry (08/21) | Next (09/18)

Current 6.33% | 10.55%6.33% | 18.30%

Prior 7.65% | 11.63%7.65% | 18.20%

Current vs Prior -17.32% | -9.28%-17.32% | +0.59%

Prior 7-Day Avg 6.97% | 10.90%9.83% | 19.87%

Current vs 7-Day Avg -9.26% | -3.15%-35.63% | -7.88%

Prior 7-Day Eod 7.65% | 11.63%7.65% | 18.20%

Current vs 7-Day Eod -17.32% | -9.28%-17.32% | +0.59%

Sentiment BULLISHBULLISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 51.79% | 17.89%

Calls: 39.20% | 17.24%

Puts: 64.37% | 18.55%

Prior 51.79% | 17.89%

Calls: 39.20% | 17.24%

Puts: 64.37% | 18.55%

Current vs Prior +0.00% | +0.00%

Prior 7-Day Avg 24.17% | 15.68%

Calls: 20.56% | 15.18%

Puts: 27.78% | 16.17%

Current vs 7-Day Avg +114.29% | +14.13%

Liquidity Expensive

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🤖 AI Insights

Slightly bearish P/C ratio of 1.16.

Smart Money BEARISH

Retail Flow BEARISH

Overall BEARISH

Dollar Volume

Option Volume

Put/Call Ratio

Open Interest

Expected Move

Current BEARISH

Prior BULLISH

7-Day Avg BULLISH

Current NEUTRAL

Prior BEARISH

7-Day Avg NEUTRAL

Current NEUTRAL

Prior BEARISH

7-Day Avg NEUTRAL

Current BEARISH

Prior BEARISH

7-Day Avg NEUTRAL

Current BEARISH

Prior BULLISH

7-Day Avg BULLISH

📈 Options Analysis

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💰 Best Value Under $1

📊 High Delta (ITM)

🔥 High Volume

⏰ Backwardation

📈 Debit Spreads

📉 Credit Spreads

📅 Calendar Spreads

⚡ Straddles

🔀 Strangles

🦅 Iron Condors

🦋 Butterflies

⚖️ Ratio Spreads

🛡️ Covered Calls

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Tightest Spreads

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Best Value <$1

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Ratio Spreads

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Covered Calls

Options with the tightest bid-ask spreads (<10%). Lower spreads = better fills and less slippage. Showing top 81 of results (avg 8.2%, best 4.0%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$480.00	Sep 18	51.50	53.60	$52.55	4.0%	52	0.61	653
$550.00	Aug 28	8.70	9.25	$8.98	6.1%	113	0.24	300
$520.00	Sep 18	32.75	34.95	$33.85	6.5%	53	0.47	396
$500.00	Aug 28	24.00	25.65	$24.83	6.6%	88	0.51	570
$460.00	Sep 18	60.50	64.80	$62.65	6.9%	69	0.68	334

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$500.00	Sep 18	43.30	45.25	$44.28	4.4%	106	0.46	777
$440.00	Sep 18	17.65	18.50	$18.08	4.7%	106	0.25	1.3K
$450.00	Sep 18	20.75	21.95	$21.35	5.6%	170	0.28	1.6K
$592.50	Aug 21	92.00	97.95	$94.98	6.3%	1	0.96	--
$530.00	Sep 18	61.05	65.05	$63.05	6.3%	20	0.57	--

Affordable options under $1.00 per contract. Great for defined-risk strategies with minimal capital. -- found (avg $--, cheapest $--)

No options available for this category

In-the-money options with delta >0.50. Higher probability of profit, lower leverage. 190 found (avg delta 0.71, highest 1.00)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$400.00	Aug 21	94.00	101.00	$97.50	7.2%	76	1.00	75
$402.50	Aug 21	92.30	99.00	$95.65	7.0%	42	1.00	36
$405.00	Aug 21	89.00	96.00	$92.50	7.6%	62	1.00	39
$407.50	Aug 21	86.05	94.00	$90.03	8.8%	44	1.00	--
$410.00	Aug 21	84.00	91.00	$87.50	8.0%	32	1.00	63

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$587.50	Aug 21	87.00	94.00	$90.50	7.7%	3	0.97	--
$590.00	Aug 21	89.00	96.80	$92.90	8.4%	28	0.97	79
$580.00	Aug 21	80.00	86.45	$83.23	7.7%	1	0.97	402
$592.50	Aug 21	92.00	97.95	$94.98	6.3%	1	0.96	--
$570.00	Aug 21	70.00	77.00	$73.50	9.5%	31	0.95	182

Most actively traded options today. High liquidity = easy entry/exit. 504 active (total vol 24.5K, top 1.2K)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$500.00	Aug 21	12.00	14.25	$13.13	17.1%	713	0.47	1.9K
$525.00	Aug 21	5.10	6.70	$5.90	27.1%	564	0.25	293
$550.00	Aug 21	2.00	2.20	$2.10	9.5%	555	0.11	1.3K
$522.50	Aug 21	3.05	11.00	$7.03	113.1%	479	0.28	--
$510.00	Aug 21	9.45	10.75	$10.10	12.9%	351	0.38	672

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$430.00	Aug 28	4.00	4.70	$4.35	16.1%	1.2K	0.12	89
$400.00	Aug 21	0.17	0.22	$0.20	25.0%	636	0.01	1.7K
$480.00	Aug 21	5.25	10.95	$8.10	70.4%	534	0.32	589
$420.00	Aug 21	0.24	0.55	$0.40	77.5%	452	0.02	418
$497.50	Aug 21	12.05	18.20	$15.13	40.6%	448	0.50	50

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 38 strikes (avg 15.5%, max 33.5%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$495.00	Aug 21	Oct 2	89.0%	73.8%	20.6%	56	160
$475.00	Aug 21	Sep 25	87.4%	73.7%	18.5%	4	130
$490.00	Aug 21	Oct 2	86.8%	73.7%	17.7%	90	493
$525.00	Aug 21	Oct 2	91.0%	77.4%	17.6%	567	298
$530.00	Aug 21	Oct 2	91.3%	77.9%	17.2%	172	375

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$497.50	Aug 21	Sep 4	99.1%	74.3%	33.5%	450	51
$465.00	Aug 21	Oct 2	95.0%	74.6%	27.3%	64	256
$540.00	Aug 21	Sep 18	91.3%	75.1%	21.6%	50	1.9K
$495.00	Aug 21	Oct 2	89.0%	73.8%	20.6%	202	145
$525.00	Aug 21	Sep 11	91.0%	76.5%	19.0%	5	238

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 307 found (best R:R 0.80, avg 3.45)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$440.00	$490.00	Oct 2	$27.80	$22.20	$27.80	73%	0.80	$467.80
$490.00	$500.00	Sep 18	$2.53	$7.47	$2.53	58%	2.95	$492.53
$520.00	$530.00	Sep 18	$1.70	$8.30	$1.70	47%	4.88	$521.70
$460.00	$470.00	Sep 18	$4.17	$5.83	$4.17	68%	1.40	$464.17
$535.00	$540.00	Oct 2	$0.42	$4.58	$0.42	45%	10.90	$535.42

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$515.00	$510.00	Aug 28	$0.83	$4.17	$0.83	58%	5.02	$514.17
$555.00	$550.00	Sep 4	$1.86	$3.14	$1.86	71%	1.69	$553.14
$535.00	$530.00	Aug 28	$1.90	$3.10	$1.90	69%	1.63	$533.10
$505.00	$500.00	Sep 11	$1.00	$4.00	$1.00	49%	4.00	$504.00
$545.00	$542.50	Aug 21	$0.78	$1.72	$0.78	86%	2.21	$544.22

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 241 found (best R:R 14.62, avg 0.67)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$577.50	$580.00	Aug 28	$1.48	$1.48	$1.02	85%	1.45	$578.98
$515.00	$517.50	Aug 28	$1.92	$1.92	$0.58	58%	3.31	$516.92
$497.50	$500.00	Sep 4	$2.20	$2.20	$0.30	47%	7.33	$499.70
$525.00	$530.00	Sep 4	$2.80	$2.80	$2.20	59%	1.27	$527.80
$530.00	$532.50	Aug 28	$1.62	$1.62	$0.88	66%	1.84	$531.62

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$455.00	$450.00	Sep 4	$4.68	$4.68	$0.32	72%	14.62	$450.32
$435.00	$430.00	Sep 25	$3.35	$3.35	$1.65	75%	2.03	$431.65
$435.00	$430.00	Sep 11	$2.63	$2.63	$2.37	79%	1.11	$432.37
$430.00	$425.00	Sep 4	$2.37	$2.37	$2.63	83%	0.90	$427.63
$490.00	$480.00	Sep 25	$5.70	$5.70	$4.30	57%	1.33	$484.30

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 28 found (avg debit $10.34, cheapest $8.20)

CALLS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$497.50	Aug 21	Aug 28	$8.20	99.1%	77.2%
$517.50	Aug 21	Aug 28	$8.03	94.2%	76.0%
$502.50	Aug 21	Aug 28	$10.48	98.3%	83.9%
$495.00	Aug 21	Aug 28	$10.26	89.0%	76.9%
$507.50	Aug 21	Aug 28	$10.05	89.4%	78.3%

PUTS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$497.50	Aug 21	Aug 28	$10.70	99.1%	77.2%
$502.50	Aug 21	Aug 28	$9.12	98.3%	83.9%
$495.00	Aug 21	Aug 28	$8.82	89.0%	76.9%
$507.50	Aug 21	Aug 28	$9.15	89.4%	78.3%
$510.00	Aug 21	Aug 28	$10.35	90.4%	79.6%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 112 found (cheapest 6.05% of stock, avg 12.90%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$500.00	Aug 21	$13.13	$16.90	$30.03	$469.97	$530.03	6.05%
$487.50	Aug 21	$20.35	$9.95	$30.30	$457.20	$517.80	6.11%
$492.50	Aug 21	$16.88	$13.53	$30.41	$462.09	$522.91	6.13%
$490.00	Aug 21	$18.55	$12.52	$31.07	$458.93	$521.07	6.26%
$505.00	Aug 21	$11.48	$19.85	$31.33	$473.67	$536.33	6.31%
$495.00	Aug 21	$16.27	$15.33	$31.60	$463.40	$526.60	6.37%
$497.50	Aug 21	$16.73	$15.13	$31.86	$465.64	$529.36	6.42%
$482.50	Aug 21	$22.70	$9.25	$31.95	$450.55	$514.45	6.44%
$480.00	Aug 21	$23.93	$8.10	$32.03	$447.97	$512.03	6.46%
$477.50	Aug 21	$25.92	$6.50	$32.42	$445.08	$509.92	6.53%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 175 found (cheapest 4.04% of stock, avg 12.43%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$510.00	$487.50	Aug 21	$10.10	$9.95	$20.05	$467.45	$530.05
$507.50	$487.50	Aug 21	$10.83	$9.95	$20.78	$466.72	$528.28
$505.00	$487.50	Aug 21	$11.48	$9.95	$21.43	$466.07	$526.43
$510.00	$490.00	Aug 21	$10.10	$12.52	$22.62	$467.38	$532.62
$507.50	$490.00	Aug 21	$10.83	$12.52	$23.35	$466.65	$530.85
$505.00	$490.00	Aug 21	$11.48	$12.52	$24.00	$466.00	$529.00
$500.00	$487.50	Aug 21	$13.13	$9.95	$23.08	$464.42	$523.08
$510.00	$492.50	Aug 21	$10.10	$13.53	$23.63	$468.87	$533.63
$507.50	$492.50	Aug 21	$10.83	$13.53	$24.36	$468.14	$531.86
$505.00	$492.50	Aug 21	$11.48	$13.53	$25.01	$467.49	$530.01

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 88 found (best R:R 5.94, avg credit $2.02)

Put Spread	Call Spread	Expiry	Credit	Max Loss	POP	R:R	BE Low	BE High
450/452	518/520	Aug 21	$2.14	$0.36	55%	5.94	$450.36	$519.64
438/440	518/520	Aug 21	$1.93	$0.57	61%	3.39	$438.07	$519.43
450/452	522/525	Aug 21	$1.93	$0.57	59%	3.39	$450.57	$524.43
445/448	518/520	Aug 21	$1.95	$0.55	58%	3.55	$445.55	$519.45
438/440	522/525	Aug 21	$1.72	$0.78	65%	2.21	$438.28	$524.22
445/448	522/525	Aug 21	$1.74	$0.76	61%	2.29	$445.76	$524.24
400/402	518/520	Aug 21	$1.51	$0.99	66%	1.53	$400.99	$519.01
450/452	525/528	Aug 21	$1.62	$0.88	62%	1.84	$450.88	$526.62
412/415	518/520	Aug 21	$1.51	$0.99	65%	1.53	$413.49	$519.01
440/442	518/520	Aug 21	$1.62	$0.88	60%	1.84	$440.88	$519.12

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 180 found (best R:R 42.48, cheapest $0.06)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$430.00	$440.00	$450.00	Sep 11	$0.23	$9.77	8%	42.48
$530.00	$535.00	$540.00	Sep 11	$0.07	$4.93	4%	70.43
$535.00	$540.00	$545.00	Sep 11	$0.10	$4.90	4%	49.00
$525.00	$530.00	$535.00	Sep 4	$0.17	$4.83	6%	28.41
$505.00	$510.00	$515.00	Sep 4	$0.15	$4.85	4%	32.33

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$455.00	$460.00	$465.00	Sep 4	$0.08	$4.92	4%	61.50
$400.00	$410.00	$420.00	Sep 18	$0.28	$9.72	6%	34.71
$470.00	$475.00	$480.00	Sep 11	$0.10	$4.90	4%	49.00
$480.00	$482.50	$485.00	Aug 21	$0.08	$2.42	5%	30.25
$535.00	$540.00	$545.00	Aug 28	$0.13	$4.87	4%	37.46

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 66 found (best net $-20.96, 66 credits)

CALLS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$440.00	$490.00	1:2	Oct 2	-$29.68	$20.32
$577.50	$580.00	1:2	Aug 21	-$0.02	$2.48
$585.00	$587.50	1:2	Aug 21	-$0.22	$2.28
$567.50	$570.00	1:2	Aug 21	-$0.33	$2.17
$560.00	$562.50	1:2	Aug 21	-$0.64	$1.86

PUTS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$560.00	$510.00	1:2	Sep 25	-$20.96	$29.04
$440.00	$437.50	1:2	Aug 21	-$0.05	$2.45
$402.50	$400.00	1:2	Aug 21	-$0.03	$2.47
$415.00	$412.50	1:2	Aug 21	-$0.19	$2.31
$412.50	$410.00	1:2	Aug 21	-$0.24	$2.26

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 142 found (best yield 7.26%, avg 3.29%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$540.00	Oct 2	$36.00	0.44	8.8%	7.26%	16.09%	8	16
$535.00	Oct 2	$35.85	0.45	7.8%	7.23%	15.05%	3	3
$520.00	Oct 2	$41.60	0.49	4.8%	8.38%	13.19%	18	3
$515.00	Oct 2	$43.40	0.51	3.8%	8.75%	12.54%	47	--
$550.00	Oct 2	$30.75	0.41	10.8%	6.20%	17.05%	23	7
$555.00	Oct 2	$29.25	0.40	11.9%	5.90%	17.75%	23	--
$560.00	Oct 2	$27.80	0.39	12.9%	5.60%	18.47%	28	--
$530.00	Oct 2	$37.05	0.46	6.8%	7.47%	14.29%	2	5
$510.00	Oct 2	$45.15	0.52	2.8%	9.10%	11.89%	53	2
$570.00	Oct 2	$25.50	0.36	14.9%	5.14%	20.02%	2	1

Current 5-Minute Volume Snapshots

Time (HH:MM)	Total Volume	Call Volume	Put Volume	Volume Change
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Prior's 5-Minute Volume Snapshots

Time (HH:MM)	Total Volume	Call Volume	Put Volume	Volume Change
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Current Put/Call Breakdown

Total Calls 22,180

Total Puts 25,622

Put/Call Ratio 1.16

Net Difference -3,442

Prior's Put/Call Breakdown

Total Calls 28,212

Total Puts 34,975

Put/Call Ratio 1.24

Net Difference -6,763

Prior 7-Day Put/Call Summary

Total Calls 233,290

Total Puts 226,984

Average Put/Call Ratio 0.99

Ratio Trend Falling

Daily Put/Call History (Last 7 Days)

Date	Calls	Puts	Ratio	Net Diff
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Upcoming Earnings - 2 Weeks Prior

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Upcoming Earnings - 1 Week Prior

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Earnings This Week

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Earnings - Day Before / Day After

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Options Activity Around Earnings

Ticker	Earnings Date	Days Away	Call Volume	Put Volume	IV Rank
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Option Volume

Dollar Volume

Put/Call Ratio

Open Interest

Expected Move

Relative Spread

🤖 AI Insights

📈 Options Analysis

Current 5-Minute Volume Snapshots

Prior's 5-Minute Volume Snapshots

Current Put/Call Breakdown

Prior's Put/Call Breakdown

Prior 7-Day Put/Call Summary

Daily Put/Call History (Last 7 Days)

Upcoming Earnings - 2 Weeks Prior

Upcoming Earnings - 1 Week Prior

Earnings This Week

Earnings - Day Before / Day After

Options Activity Around Earnings

Chart Title

Price — Past 7 Days

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