WDC - Options Database

WDC

WESTERN DIGITAL CORP

$463.51 -6.91%

$460.41 (-0.67%)🌙

as of 07/28 07:17 PM

(7/27 19:17) ◀

Tuesday, July 28, 2026 (7:17pm)

▶ (7/29 19:30)

◀ 7/28 19:17 ▶

Option Volume

Detail

ℹ

Current (07/28) 51,409

Calls: 19,621 (38%)

Puts: 31,788 (62%)

Prior (07/27) 25,778

Calls: 12,757 (49%)

Puts: 13,021 (51%)

Current vs Prior +99.43%

Calls: +53.81% (Calls)

Puts: +144.13% (Puts)

Prior 7-Day Total 275,768

Calls: 134,445 (49%)

Puts: 141,323 (51%)

Prior 7-Day Average 39,395

Calls: 19,206 (49%)

Puts: 20,189 (51%)

Current vs Prior 7-Day Avg +30.49%

Calls: +2.16%

Puts: +57.45%

Sentiment BEARISH

Dollar Volume

Detail

ℹ

Current (07/28) $167.66M

Calls: $67.09M (40%)

Puts: $100.58M (60%)

Prior (07/27) $78.44M

Calls: $47.48M (61%)

Puts: $30.96M (39%)

Current vs Prior +113.75%

Calls: +41.31%

Puts: +224.83%

Prior 7-Day Total $732.73M

Calls: $410.72M (56%)

Puts: $322.01M (44%)

Prior 7-Day Average $104.68M

Calls: $58.67M (56%)

Puts: $46.00M (44%)

Current vs Prior 7-Day Avg +60.17%

Calls: +14.34%

Puts: +118.64%

Sentiment BEARISH

Put/Call Ratio

Detail

ℹ

Current (07/28) 1.62

Prior (07/27) 1.02

Current vs Prior +58.73%

Prior 7-Day Average 1.08

Current vs Prior 7-Day Avg +49.81%

Sentiment BEARISH

Open Interest

Detail

ℹ

Current (07/28) 216,195

Calls: 84,182 (39%)

Puts: 132,013 (61%)

Prior (07/27) 155,637

Calls: 64,903 (42%)

Puts: 90,734 (58%)

Current vs Prior +38.91%

Prior 7-Day Total 1,210,306

Calls: 498,507 (41%)

Puts: 711,799 (59%)

Prior 7-Day Average 172,900

Calls: 71,215 (41%)

Puts: 101,685 (59%)

Current vs Prior 7-Day Avg +25.04%

Sentiment BULLISH

Expected Move

Detail

ℹ

WKMO Expiry (07/31) | Next (08/07)Expiry (08/21) | Next (09/18)

Current 11.95% | 18.26%22.99% | 31.54%

Prior 11.59% | 17.99%22.91% | 31.24%

Current vs Prior +3.05% | +1.51%+0.36% | +0.95%

Prior 7-Day Avg 10.32% | 17.07%21.85% | 32.49%

Current vs 7-Day Avg +15.78% | +6.97%+5.23% | -2.94%

Prior 7-Day Eod 11.59% | 17.99%22.91% | 31.24%

Current vs 7-Day Eod +3.05% | +1.51%+0.36% | +0.95%

Sentiment BEARISHBEARISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 36.42% | 19.27%

Calls: 39.47% | 23.90%

Puts: 33.37% | 14.63%

Prior 36.42% | 19.27%

Calls: 39.47% | 23.90%

Puts: 33.37% | 14.63%

Current vs Prior +0.00% | +0.00%

Prior 7-Day Avg 36.42% | 19.27%

Calls: 39.47% | 23.90%

Puts: 33.37% | 14.63%

Current vs 7-Day Avg +0.00% | +0.00%

Liquidity Expensive

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Massive premium surge with dollar volume up 114% vs prior. Dollar volume significantly above 7-day average (60% higher). Above-average activity with volume up 99% vs prior. Extreme bearish P/C ratio of 1.62 - heavy put buying.

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 BEARISH

Prior NEUTRAL

7-Day Avg NEUTRAL

Current BEARISH

Prior NEUTRAL

7-Day Avg NEUTRAL

Current BEARISH

Prior BEARISH

7-Day Avg NEUTRAL

Current BEARISH

Prior BULLISH

7-Day Avg BULLISH

📈 Options Analysis

🎯 Tightest Spreads

💰 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

💰

Best Value <$1

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High Delta

⚖️

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 131 of results (avg 7.9%, best 4.6%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$455.00	Aug 21	56.25	59.65	$57.95	5.9%	32	0.58	12
$430.00	Aug 21	68.75	73.00	$70.88	6.0%	10	0.66	82
$420.00	Aug 21	74.55	79.30	$76.93	6.2%	1	0.69	--
$380.00	Aug 21	100.00	106.50	$103.25	6.3%	5	0.79	--
$435.00	Aug 21	65.80	70.30	$68.05	6.6%	2	0.65	--

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$550.00	Aug 21	105.75	110.70	$108.23	4.6%	8	0.68	--
$530.00	Aug 21	91.30	95.60	$93.45	4.6%	2	0.63	267
$520.00	Aug 21	84.30	88.35	$86.32	4.7%	37	0.60	175
$490.00	Aug 21	65.65	68.85	$67.25	4.8%	2	0.52	276
$540.00	Aug 21	98.15	102.95	$100.55	4.8%	30	0.65	193

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. 191 found (avg delta 0.64, highest 0.90)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$390.00	Jul 31	75.00	83.00	$79.00	10.1%	4	0.86	1
$387.50	Jul 31	78.00	86.00	$82.00	9.8%	2	0.86	--
$400.00	Jul 31	67.00	73.95	$70.47	9.9%	5	0.84	24
$395.00	Jul 31	71.00	78.95	$74.97	10.6%	4	0.84	--
$405.00	Jul 31	64.40	71.60	$68.00	10.6%	2	0.81	--

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$555.00	Jul 31	91.05	98.20	$94.63	7.6%	1	0.90	--
$552.50	Jul 31	88.90	96.00	$92.45	7.7%	1	0.90	--
$550.00	Jul 31	86.25	94.00	$90.13	8.6%	19	0.87	115
$537.50	Jul 31	74.00	82.10	$78.05	10.4%	4	0.86	18
$540.00	Jul 31	77.65	83.90	$80.78	7.7%	2.5K	0.84	2.0K

Most actively traded options today. High liquidity = easy entry/exit. 449 active (total vol 18.6K, top 2.5K)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$500.00	Jul 31	12.15	14.00	$13.08	14.1%	654	0.32	286
$460.00	Jul 31	26.80	31.25	$29.03	15.3%	243	0.55	6
$550.00	Jul 31	3.75	4.40	$4.08	15.9%	228	0.13	290
$520.00	Jul 31	7.30	9.30	$8.30	24.1%	194	0.23	121
$542.50	Jul 31	0.76	8.40	$4.58	166.8%	191	0.14	25

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$490.00	Jul 31	40.00	44.45	$42.23	10.5%	2.5K	0.62	186
$540.00	Jul 31	77.65	83.90	$80.78	7.7%	2.5K	0.84	2.0K
$380.00	Jul 31	4.00	5.20	$4.60	26.1%	326	0.11	510
$455.00	Jul 31	21.50	25.50	$23.50	17.0%	301	0.42	158
$400.00	Jul 31	4.20	8.15	$6.18	63.9%	300	0.15	684

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 113 strikes (avg 44.4%, max 95.0%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$425.00	Jul 31	Aug 28	177.8%	108.5%	63.9%	33	4
$410.00	Jul 31	Aug 28	181.4%	110.7%	63.8%	7	3
$430.00	Jul 31	Sep 4	174.9%	107.3%	63.1%	49	6
$415.00	Jul 31	Aug 28	179.3%	110.1%	62.8%	35	2
$435.00	Jul 31	Sep 4	171.4%	106.4%	61.0%	38	6

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$375.00	Jul 31	Aug 28	210.0%	107.7%	95.0%	19	201
$390.00	Jul 31	Sep 4	187.6%	107.0%	75.3%	211	264
$395.00	Jul 31	Sep 4	189.8%	109.2%	73.7%	21	188
$380.00	Jul 31	Aug 28	194.1%	112.4%	72.7%	331	523
$405.00	Jul 31	Sep 4	183.7%	109.1%	68.4%	23	138

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 323 found (best R:R 12.16, avg 1.89)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	R:R	BE
$545.00	$550.00	Aug 7	$0.38	$4.62	$0.38	12.16	$545.38
$517.50	$520.00	Jul 31	$0.20	$2.30	$0.20	11.50	$517.70
$545.00	$547.50	Jul 31	$0.27	$2.23	$0.27	8.26	$545.27
$522.50	$525.00	Jul 31	$0.28	$2.22	$0.28	7.93	$522.78
$545.00	$547.50	Aug 14	$0.32	$2.18	$0.32	6.81	$545.32

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	R:R	BE
$380.00	$377.50	Jul 31	$0.19	$2.31	$0.19	12.16	$379.81
$382.50	$380.00	Jul 31	$0.21	$2.29	$0.21	10.90	$382.29
$395.00	$392.50	Jul 31	$0.23	$2.27	$0.23	9.87	$394.77
$407.50	$405.00	Aug 7	$0.27	$2.23	$0.27	8.26	$407.23
$392.50	$390.00	Aug 7	$0.32	$2.18	$0.32	6.81	$392.18

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 401 found (best R:R 21.73, avg 1.64)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	R:R	BE
$407.50	$410.00	Jul 31	$2.33	$2.33	$0.17	13.71	$409.83
$395.00	$400.00	Jul 31	$4.50	$4.50	$0.50	9.00	$399.50
$427.50	$430.00	Jul 31	$2.22	$2.22	$0.28	7.93	$429.72
$530.00	$532.50	Aug 7	$2.12	$2.12	$0.38	5.58	$532.12
$520.00	$522.50	Jul 31	$2.07	$2.07	$0.43	4.81	$522.07

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	R:R	BE
$520.00	$515.00	Aug 7	$4.78	$4.78	$0.22	21.73	$515.22
$432.50	$430.00	Aug 7	$2.37	$2.37	$0.13	18.23	$430.13
$545.00	$540.00	Aug 28	$4.70	$4.70	$0.30	15.67	$540.30
$550.00	$540.00	Jul 31	$9.35	$9.35	$0.65	14.38	$540.65
$517.50	$515.00	Jul 31	$2.33	$2.33	$0.17	13.71	$515.17

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 113 found (avg debit $12.53, cheapest $5.73)

CALLS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$555.00	Jul 31	Aug 7	$8.58	149.4%	127.5%
$552.50	Jul 31	Aug 7	$8.95	146.8%	127.3%
$532.50	Jul 31	Aug 7	$9.25	161.8%	127.5%
$550.00	Jul 31	Aug 7	$9.37	160.4%	132.8%
$545.00	Jul 31	Aug 7	$9.58	156.5%	130.5%

PUTS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$375.00	Jul 31	Aug 7	$5.73	210.0%	147.6%
$372.50	Jul 31	Aug 7	$6.16	204.7%	148.9%
$385.00	Jul 31	Aug 7	$6.90	205.5%	147.5%
$377.50	Jul 31	Aug 7	$7.19	196.3%	148.6%
$382.50	Jul 31	Aug 7	$7.19	192.0%	144.4%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 168 found (cheapest 11.59% of stock, avg 19.77%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$465.00	Jul 31	$26.05	$27.65	$53.70	$411.30	$518.70	11.59%
$470.00	Jul 31	$23.88	$30.28	$54.16	$415.84	$524.16	11.68%
$462.50	Jul 31	$27.73	$26.90	$54.63	$407.87	$517.13	11.79%
$467.50	Jul 31	$25.13	$29.50	$54.63	$412.87	$522.13	11.79%
$460.00	Jul 31	$29.03	$25.75	$54.78	$405.22	$514.78	11.82%
$475.00	Jul 31	$22.08	$33.10	$55.18	$419.82	$530.18	11.90%
$457.50	Jul 31	$30.83	$24.43	$55.26	$402.24	$512.76	11.92%
$472.50	Jul 31	$23.10	$32.17	$55.27	$417.23	$527.77	11.92%
$455.00	Jul 31	$31.78	$23.50	$55.28	$399.72	$510.28	11.93%
$452.50	Jul 31	$32.90	$22.55	$55.45	$397.05	$507.95	11.96%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 150 found (cheapest 9.64% of stock, avg 18.28%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$480.00	$457.50	Jul 31	$20.25	$24.43	$44.68	$412.82	$524.68
$477.50	$457.50	Jul 31	$20.80	$24.43	$45.23	$412.27	$522.73
$480.00	$460.00	Jul 31	$20.25	$25.75	$46.00	$414.00	$526.00
$475.00	$457.50	Jul 31	$22.08	$24.43	$46.51	$410.99	$521.51
$477.50	$460.00	Jul 31	$20.80	$25.75	$46.55	$413.45	$524.05
$480.00	$462.50	Jul 31	$20.25	$26.90	$47.15	$415.35	$527.15
$472.50	$457.50	Jul 31	$23.10	$24.43	$47.53	$409.97	$520.03
$477.50	$462.50	Jul 31	$20.80	$26.90	$47.70	$414.80	$525.20
$475.00	$460.00	Jul 31	$22.08	$25.75	$47.83	$412.17	$522.83
$480.00	$465.00	Jul 31	$20.25	$27.65	$47.90	$417.10	$527.90

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 368 found (best R:R 75.92, avg credit $4.96)

Put Spread	Call Spread	Expiry	Credit	Max Loss	R:R	BE Low	BE High
375/380	400/410	Aug 28	$9.87	$0.13	75.92	$370.13	$409.87
420/430	450/460	Sep 4	$9.87	$0.13	75.92	$420.13	$459.87
395/398	415/420	Aug 7	$4.89	$0.11	44.45	$392.61	$419.89
375/378	420/425	Aug 7	$4.87	$0.13	37.46	$372.63	$424.87
405/410	450/455	Aug 14	$4.87	$0.13	37.46	$405.13	$454.87
425/430	445/450	Aug 14	$4.86	$0.14	34.71	$425.14	$449.86
400/405	430/435	Aug 14	$4.85	$0.15	32.33	$400.15	$434.85
395/400	435/440	Aug 28	$4.85	$0.15	32.33	$395.15	$439.85
405/410	430/435	Sep 4	$4.85	$0.15	32.33	$405.15	$434.85
405/408	410/415	Jul 31	$4.84	$0.16	30.25	$402.66	$414.84

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 163 found (best R:R 70.43, cheapest $0.06)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	R:R
$495.00	$500.00	$505.00	Aug 21	$0.07	$4.93	70.43
$430.00	$435.00	$440.00	Aug 14	$0.10	$4.90	49.00
$500.00	$505.00	$510.00	Aug 21	$0.10	$4.90	49.00
$460.00	$465.00	$470.00	Aug 28	$0.10	$4.90	49.00
$540.00	$542.50	$545.00	Jul 31	$0.06	$2.44	40.67

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	R:R
$470.00	$475.00	$480.00	Aug 7	$0.09	$4.91	54.56
$410.00	$415.00	$420.00	Aug 14	$0.12	$4.88	40.67
$480.00	$485.00	$490.00	Aug 28	$0.15	$4.85	32.33
$500.00	$505.00	$510.00	Aug 14	$0.16	$4.84	30.25
$400.00	$402.50	$405.00	Jul 31	$0.10	$2.40	24.00

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 1 found (best net $-1.42, 1 credits)

CALLS (1)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$550.00	$552.50	1:2	Jul 31	-$1.42	$1.08

PUTS (0)

No puts found

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 124 found (best yield 11.65%, avg 5.02%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$475.00	Sep 4	$54.00	0.54	2.5%	11.65%	14.13%	2	--
$465.00	Aug 28	$53.00	0.56	0.3%	11.43%	11.76%	1	--
$470.00	Aug 28	$51.00	0.55	1.4%	11.00%	12.40%	3	1
$465.00	Aug 21	$50.55	0.56	0.3%	10.91%	11.23%	2	2
$467.50	Aug 21	$49.50	0.55	0.9%	10.68%	11.54%	6	1
$475.00	Aug 28	$49.45	0.53	2.5%	10.67%	13.15%	1	--
$470.00	Aug 21	$47.55	0.54	1.4%	10.26%	11.66%	20	135
$472.50	Aug 21	$47.25	0.53	1.9%	10.19%	12.13%	2	1
$495.00	Sep 4	$46.00	0.49	6.8%	9.92%	16.72%	2	--
$485.00	Aug 28	$45.00	0.51	4.6%	9.71%	14.34%	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 19,621

Total Puts 31,788

Put/Call Ratio 1.62

Net Difference -12,167

Prior's Put/Call Breakdown

Total Calls 12,757

Total Puts 13,021

Put/Call Ratio 1.02

Net Difference -264

Prior 7-Day Put/Call Summary

Total Calls 134,445

Total Puts 141,323

Average Put/Call Ratio 1.08

Ratio Trend Rising

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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