WDC - Options Database

WDC

WESTERN DIGITAL CORP

$533.04 +15.37%

$560.97 (+5.24%)🌙

as of 07/30 07:48 PM

(7/29 19:30) ◀

Thursday, July 30, 2026 (7:48pm)

▶ (7/31 19:19)

◀ 7/30 19:48 ▶

Option Volume

Detail

ℹ

Current (07/30) 62,806

Calls: 29,574 (47%)

Puts: 33,232 (53%)

Prior (07/29) 40,167

Calls: 18,765 (47%)

Puts: 21,402 (53%)

Current vs Prior +56.36%

Calls: +57.60% (Calls)

Puts: +55.28% (Puts)

Prior 7-Day Total 266,373

Calls: 119,540 (45%)

Puts: 146,833 (55%)

Prior 7-Day Average 38,053

Calls: 17,077 (45%)

Puts: 20,976 (55%)

Current vs Prior 7-Day Avg +65.05%

Calls: +73.18%

Puts: +58.43%

Sentiment BEARISH

Dollar Volume

Detail

ℹ

Current (07/30) $132.76M

Calls: $78.25M (59%)

Puts: $54.50M (41%)

Prior (07/29) $105.95M

Calls: $35.79M (34%)

Puts: $70.16M (66%)

Current vs Prior +25.30%

Calls: +118.63%

Puts: -22.32%

Prior 7-Day Total $740.88M

Calls: $395.46M (53%)

Puts: $345.42M (47%)

Prior 7-Day Average $105.84M

Calls: $56.49M (53%)

Puts: $49.35M (47%)

Current vs Prior 7-Day Avg +25.43%

Calls: +38.52%

Puts: +10.45%

Sentiment BULLISH

Put/Call Ratio

Detail

ℹ

Current (07/30) 1.12

Prior (07/29) 1.14

Current vs Prior -1.48%

Prior 7-Day Average 1.22

Current vs Prior 7-Day Avg -7.93%

Sentiment BEARISH

Open Interest

Detail

ℹ

Current (07/30) 196,961

Calls: 82,054 (42%)

Puts: 114,907 (58%)

Prior (07/29) 188,809

Calls: 67,259 (36%)

Puts: 121,550 (64%)

Current vs Prior +4.32%

Prior 7-Day Total 1,195,691

Calls: 482,161 (40%)

Puts: 713,530 (60%)

Prior 7-Day Average 170,813

Calls: 68,880 (40%)

Puts: 101,932 (60%)

Current vs Prior 7-Day Avg +15.31%

Sentiment BULLISH

Expected Move

Detail

ℹ

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

Current 6.80% | 15.66%21.24% | 29.53%

Prior 9.39% | 16.55%22.48% | 31.37%

Current vs Prior -27.57% | -5.39%-5.52% | -5.86%

Prior 7-Day Avg 9.76% | 16.72%24.25% | 32.42%

Current vs 7-Day Avg -30.32% | -6.36%-12.43% | -8.91%

Prior 7-Day Eod 9.39% | 16.55%22.48% | 31.37%

Current vs 7-Day Eod -27.57% | -5.39%-5.52% | -5.86%

Sentiment BULLISHBULLISH

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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🤖 AI Insights

Above-average activity with volume up 56% vs prior. Slightly bearish P/C ratio of 1.12.

Smart Money BULLISH

Retail Flow BEARISH

Overall BEARISH

Dollar Volume

Option Volume

Put/Call Ratio

Open Interest

Expected Move

Current BULLISH

Prior BEARISH

7-Day Avg BULLISH

Current NEUTRAL

Prior NEUTRAL

7-Day Avg NEUTRAL

Current NEUTRAL

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

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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 154 of results (avg 8.0%, best 4.0%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$495.00	Aug 21	74.30	78.70	$76.50	5.8%	2	0.66	7
$510.00	Aug 21	65.70	69.65	$67.68	5.8%	3	0.62	111
$547.50	Aug 7	34.50	36.60	$35.55	5.9%	1	0.48	15
$547.50	Aug 21	47.65	50.60	$49.13	6.0%	15	0.51	2
$500.00	Aug 21	71.30	75.80	$73.55	6.1%	64	0.65	690

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$600.00	Aug 21	94.30	98.10	$96.20	4.0%	38	0.62	448
$580.00	Aug 21	80.55	84.15	$82.35	4.4%	10	0.57	421
$590.00	Aug 21	86.90	90.90	$88.90	4.5%	11	0.60	112
$595.00	Aug 21	90.40	94.80	$92.60	4.8%	3	0.61	--
$570.00	Aug 21	74.05	77.80	$75.93	4.9%	4	0.55	76

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. 221 found (avg delta 0.69, highest 1.00)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$427.50	Jul 31	101.00	109.00	$105.00	7.6%	26	1.00	44
$430.00	Jul 31	100.00	107.80	$103.90	7.5%	7	1.00	40
$432.50	Jul 31	97.00	104.80	$100.90	7.7%	1	1.00	3
$435.00	Jul 31	95.00	101.75	$98.38	6.9%	3	1.00	20
$450.00	Jul 31	80.00	87.15	$83.58	8.6%	10	0.94	56

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$625.00	Jul 31	87.45	96.00	$91.73	9.3%	1	0.98	--
$635.00	Jul 31	98.15	106.00	$102.08	7.7%	3	0.98	--
$610.00	Jul 31	73.90	82.00	$77.95	10.4%	1	0.95	8
$615.00	Jul 31	78.50	86.00	$82.25	9.1%	2	0.95	10
$612.50	Jul 31	76.60	84.00	$80.30	9.2%	1	0.93	1

Most actively traded options today. High liquidity = easy entry/exit. 548 active (total vol 23.9K, top 2.2K)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$600.00	Jul 31	1.09	1.52	$1.31	32.8%	1.2K	0.07	2.3K
$560.00	Jul 31	5.80	8.25	$7.03	34.9%	441	0.28	340
$500.00	Jul 31	38.45	42.45	$40.45	9.9%	379	0.78	549
$600.00	Aug 7	16.60	18.45	$17.52	10.6%	358	0.30	226
$620.00	Jul 31	0.01	0.69	$0.35	194.3%	348	0.02	129

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$470.00	Jul 31	1.61	2.18	$1.90	30.0%	2.2K	0.08	2.1K
$490.00	Jul 31	3.85	4.85	$4.35	23.0%	2.1K	0.16	2.1K
$515.00	Sep 4	53.25	61.20	$57.23	13.9%	808	0.40	2
$515.00	Aug 28	49.15	56.00	$52.58	13.0%	806	0.40	10
$450.00	Jul 31	0.59	1.21	$0.90	68.9%	713	0.04	831

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 134 strikes (avg 59.2%, max 123.1%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$435.00	Jul 31	Sep 4	225.5%	104.6%	115.6%	9	25
$430.00	Jul 31	Sep 4	221.0%	103.3%	114.0%	13	41
$460.00	Jul 31	Sep 4	220.7%	103.6%	113.1%	37	227
$440.00	Jul 31	Aug 28	225.1%	107.2%	109.9%	60	32
$475.00	Jul 31	Aug 28	206.0%	104.8%	96.7%	7	42

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$445.00	Jul 31	Aug 21	251.5%	112.7%	123.1%	78	226
$447.50	Jul 31	Aug 21	250.1%	112.2%	123.0%	13	94
$440.00	Jul 31	Sep 4	225.1%	103.2%	118.2%	96	721
$442.50	Jul 31	Aug 21	239.7%	111.0%	116.0%	5	20
$430.00	Jul 31	Sep 4	221.0%	103.3%	114.0%	113	1.2K

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 361 found (best R:R 19.83, avg 2.23)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	R:R	BE
$492.50	$495.00	Aug 7	$0.12	$2.38	$0.12	19.83	$492.62
$612.50	$615.00	Aug 7	$0.12	$2.38	$0.12	19.83	$612.62
$585.00	$587.50	Jul 31	$0.14	$2.36	$0.14	16.86	$585.14
$565.00	$570.00	Aug 14	$0.30	$4.70	$0.30	15.67	$565.30
$615.00	$620.00	Aug 14	$0.35	$4.65	$0.35	13.29	$615.35

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	R:R	BE
$450.00	$447.50	Aug 21	$0.13	$2.37	$0.13	18.23	$449.87
$447.50	$445.00	Jul 31	$0.17	$2.33	$0.17	13.71	$447.33
$480.00	$477.50	Jul 31	$0.17	$2.33	$0.17	13.71	$479.83
$520.00	$517.50	Jul 31	$0.17	$2.33	$0.17	13.71	$519.83
$520.00	$515.00	Aug 21	$0.35	$4.65	$0.35	13.29	$519.65

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 464 found (best R:R 40.67, avg 1.96)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	R:R	BE
$475.00	$477.50	Jul 31	$2.40	$2.40	$0.10	24.00	$477.40
$477.50	$480.00	Jul 31	$2.40	$2.40	$0.10	24.00	$479.90
$430.00	$435.00	Aug 28	$4.77	$4.77	$0.23	20.74	$434.77
$485.00	$487.50	Jul 31	$2.38	$2.38	$0.12	19.83	$487.38
$467.50	$470.00	Jul 31	$2.37	$2.37	$0.13	18.23	$469.87

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	R:R	BE
$590.00	$585.00	Jul 31	$4.88	$4.88	$0.12	40.67	$585.12
$600.00	$595.00	Jul 31	$4.82	$4.82	$0.18	26.78	$595.18
$610.00	$600.00	Jul 31	$9.50	$9.50	$0.50	19.00	$600.50
$625.00	$615.00	Jul 31	$9.48	$9.48	$0.52	18.23	$615.52
$612.50	$610.00	Jul 31	$2.35	$2.35	$0.15	15.67	$610.15

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 134 found (avg debit $17.51, cheapest $5.56)

CALLS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$435.00	Jul 31	Aug 7	$7.00	225.5%	146.9%
$445.00	Aug 7	Aug 21	$9.80	137.7%	112.7%
$627.50	Jul 31	Aug 7	$10.20	218.2%	129.9%
$630.00	Jul 31	Aug 7	$10.27	159.5%	125.1%
$450.00	Jul 31	Aug 7	$10.35	198.3%	133.3%

PUTS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$430.00	Jul 31	Aug 7	$5.56	221.0%	130.7%
$582.50	Aug 7	Aug 14	$7.15	131.8%	112.8%
$432.50	Jul 31	Aug 7	$7.35	201.6%	138.2%
$440.00	Jul 31	Aug 7	$7.58	225.1%	135.4%
$445.00	Jul 31	Aug 7	$7.92	251.5%	137.7%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 200 found (cheapest 6.40% of stock, avg 17.92%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$540.00	Jul 31	$13.48	$20.63	$34.11	$505.89	$574.11	6.40%
$545.00	Jul 31	$10.63	$23.93	$34.56	$510.44	$579.56	6.48%
$530.00	Jul 31	$19.05	$15.73	$34.78	$495.22	$564.78	6.52%
$532.50	Jul 31	$17.65	$17.35	$35.00	$497.50	$567.50	6.57%
$535.00	Jul 31	$16.43	$18.60	$35.03	$499.97	$570.03	6.57%
$537.50	Jul 31	$15.68	$19.38	$35.06	$502.44	$572.56	6.58%
$527.50	Jul 31	$20.55	$14.68	$35.23	$492.27	$562.73	6.61%
$547.50	Jul 31	$10.30	$25.10	$35.40	$512.10	$582.90	6.64%
$542.50	Jul 31	$12.63	$23.03	$35.66	$506.84	$578.16	6.69%
$525.00	Jul 31	$22.15	$13.73	$35.88	$489.12	$560.88	6.73%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 150 found (cheapest 4.48% of stock, avg 16.09%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$545.00	$522.50	Jul 31	$10.63	$13.23	$23.86	$498.64	$568.86
$545.00	$525.00	Jul 31	$10.63	$13.73	$24.36	$500.64	$569.36
$545.00	$527.50	Jul 31	$10.63	$14.68	$25.31	$502.19	$570.31
$542.50	$522.50	Jul 31	$12.63	$13.23	$25.86	$496.64	$568.36
$542.50	$525.00	Jul 31	$12.63	$13.73	$26.36	$498.64	$568.86
$545.00	$530.00	Jul 31	$10.63	$15.73	$26.36	$503.64	$571.36
$540.00	$522.50	Jul 31	$13.48	$13.23	$26.71	$495.79	$566.71
$540.00	$525.00	Jul 31	$13.48	$13.73	$27.21	$497.79	$567.21
$542.50	$527.50	Jul 31	$12.63	$14.68	$27.31	$500.19	$569.81
$545.00	$532.50	Jul 31	$10.63	$17.35	$27.98	$504.52	$572.98

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 213 found (best R:R 44.45, avg credit $6.18)

Put Spread	Call Spread	Expiry	Credit	Max Loss	R:R	BE Low	BE High
445/448	450/460	Aug 7	$9.78	$0.22	44.45	$437.72	$459.78
460/465	495/500	Aug 28	$4.85	$0.15	32.33	$460.15	$499.85
430/435	470/480	Aug 14	$9.68	$0.32	30.25	$425.32	$479.68
430/435	480/482	Aug 14	$4.81	$0.19	25.32	$430.19	$484.81
458/460	475/478	Aug 7	$2.40	$0.10	24.00	$457.60	$477.40
460/465	490/495	Aug 28	$4.78	$0.22	21.73	$460.22	$494.78
435/440	480/490	Aug 21	$9.54	$0.46	20.74	$430.46	$489.54
450/452	470/478	Aug 21	$7.15	$0.35	20.43	$445.35	$477.15
430/432	450/460	Aug 7	$9.53	$0.47	20.28	$422.97	$459.53
430/432	435/445	Aug 7	$9.48	$0.52	18.23	$423.02	$444.48

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 183 found (best R:R 99.00, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	R:R
$610.00	$620.00	$630.00	Aug 21	$0.10	$9.90	99.00
$460.00	$465.00	$470.00	Aug 21	$0.06	$4.94	82.33
$575.00	$580.00	$585.00	Aug 28	$0.10	$4.90	49.00
$505.00	$515.00	$525.00	Sep 11	$0.20	$9.80	49.00
$545.00	$547.50	$550.00	Jul 31	$0.06	$2.44	40.67

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	R:R
$530.00	$535.00	$540.00	Aug 21	$0.05	$4.95	99.00
$570.00	$580.00	$590.00	Aug 21	$0.13	$9.87	75.92
$610.00	$615.00	$620.00	Aug 7	$0.08	$4.92	61.50
$430.00	$435.00	$440.00	Aug 28	$0.11	$4.89	44.45
$465.00	$470.00	$475.00	Aug 14	$0.15	$4.85	32.33

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 36 found (best net $-29.06, 29 credits)

CALLS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$620.00	$625.00	1:2	Jul 31	-$0.21	$4.79
$630.00	$635.00	1:2	Jul 31	-$0.39	$4.61
$612.50	$615.00	1:2	Jul 31	-$0.34	$2.16
$597.50	$600.00	1:2	Jul 31	-$0.46	$2.04
$592.50	$595.00	1:2	Jul 31	-$0.66	$1.84

PUTS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$590.00	$530.00	1:2	Sep 4	-$29.06	$30.94
$540.00	$495.00	1:2	Sep 11	-$29.40	$15.60
$467.50	$465.00	1:2	Jul 31	-$0.42	$2.08
$442.50	$440.00	1:2	Jul 31	-$0.49	$2.01
$437.50	$435.00	1:2	Jul 31	-$0.62	$1.88

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 143 found (best yield 11.82%, avg 4.88%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$535.00	Sep 4	$63.00	0.56	0.4%	11.82%	12.19%	10	5
$545.00	Sep 11	$62.60	0.54	2.2%	11.74%	13.99%	2	--
$550.00	Sep 11	$61.00	0.53	3.2%	11.44%	14.63%	3	--
$535.00	Aug 28	$57.00	0.55	0.4%	10.69%	11.06%	11	7
$550.00	Sep 4	$56.00	0.52	3.2%	10.51%	13.69%	2	--
$540.00	Aug 28	$55.00	0.54	1.3%	10.32%	11.62%	7	18
$535.00	Aug 21	$53.05	0.55	0.4%	9.95%	10.32%	53	16
$545.00	Aug 28	$53.00	0.53	2.2%	9.94%	12.19%	3	3
$560.00	Sep 4	$52.00	0.50	5.1%	9.76%	14.81%	13	2
$540.00	Aug 21	$50.95	0.54	1.3%	9.56%	10.86%	15	207

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 29,574

Total Puts 33,232

Put/Call Ratio 1.12

Net Difference -3,658

Prior's Put/Call Breakdown

Total Calls 18,765

Total Puts 21,402

Put/Call Ratio 1.14

Net Difference -2,637

Prior 7-Day Put/Call Summary

Total Calls 119,540

Total Puts 146,833

Average Put/Call Ratio 1.22

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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