WDC - Options Database

WDC

WESTERN DIGITAL CORP

$441.36 +4.13%

$441.77 (+0.09%)🌙

as of 09/18 07:14 PM

(9/16 16:02) ◀

Friday, September 18, 2026 (7:14pm)

▶ (9/21 19:13)

◀ 9/18 19:14 ▶

Option Volume

Detail

ℹ

Current (09/18) 49,260

Calls: 23,174 (47%)

Puts: 26,086 (53%)

Prior (09/15) 54,675

Calls: 27,456 (50%)

Puts: 27,219 (50%)

Current vs Prior -9.90%

Calls: -15.60% (Calls)

Puts: -4.16% (Puts)

Prior 7-Day Total 332,740

Calls: 176,921 (53%)

Puts: 155,819 (47%)

Prior 7-Day Average 47,534

Calls: 25,274 (53%)

Puts: 22,259 (47%)

Current vs Prior 7-Day Avg +3.63%

Calls: -8.31%

Puts: +17.19%

Sentiment BEARISH

Dollar Volume

Detail

ℹ

Current (09/18) $60.72M

Calls: $35.03M (58%)

Puts: $25.69M (42%)

Prior (09/15) $100.23M

Calls: $61.09M (61%)

Puts: $39.14M (39%)

Current vs Prior -39.42%

Calls: -42.66%

Puts: -34.36%

Prior 7-Day Total $675.37M

Calls: $393.45M (58%)

Puts: $281.91M (42%)

Prior 7-Day Average $96.48M

Calls: $56.21M (58%)

Puts: $40.27M (42%)

Current vs Prior 7-Day Avg -37.07%

Calls: -37.68%

Puts: -36.20%

Sentiment BULLISH

Put/Call Ratio

Detail

ℹ

Current (09/18) 1.13

Prior (09/15) 0.99

Current vs Prior +13.55%

Prior 7-Day Average 0.93

Current vs Prior 7-Day Avg +21.07%

Sentiment BEARISH

Open Interest

Detail

ℹ

Current (09/18) 232,462

Calls: 102,564 (44%)

Puts: 129,898 (56%)

Prior (09/15) 237,508

Calls: 114,953 (48%)

Puts: 122,555 (52%)

Current vs Prior -2.12%

Prior 7-Day Total 1,581,993

Calls: 719,403 (45%)

Puts: 862,590 (55%)

Prior 7-Day Average 225,999

Calls: 102,771 (45%)

Puts: 123,227 (55%)

Current vs Prior 7-Day Avg +2.86%

Sentiment BULLISH

Expected Move

Detail

ℹ

WKMO Expiry (09/18) | Next (09/25)Expiry (09/18) | Next (10/16)

Current 1.17% | 7.12%1.17% | 15.49%

Prior 5.73% | 9.29%5.73% | 16.02%

Current vs Prior +24.25% | +11.77%-79.52% | -3.34%

Prior 7-Day Avg 5.36% | 9.34%8.83% | 18.36%

Current vs 7-Day Avg +32.82% | +11.17%-86.71% | -15.66%

Prior 7-Day Eod 5.73% | 9.29%5.73% | 16.02%

Current vs 7-Day Eod +24.25% | +11.77%-79.52% | -3.34%

Sentiment BEARISHBULLISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 26.11% | 20.57%

Calls: 21.54% | 24.03%

Puts: 30.67% | 17.11%

Prior 51.79% | 17.89%

Calls: 39.20% | 17.24%

Puts: 64.37% | 18.55%

Current vs Prior -49.58% | +14.98%

Prior 7-Day Avg 51.79% | 17.89%

Calls: 39.20% | 17.24%

Puts: 64.37% | 18.55%

Current vs 7-Day Avg -49.58% | +14.98%

Liquidity Expensive

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🤖 AI Insights

Slightly bearish P/C ratio of 1.13.

Smart Money BULLISH

Retail Flow BEARISH

Overall BEARISH

Dollar Volume

Option Volume

Put/Call Ratio

Open Interest

Expected Move

Current BULLISH

Prior BULLISH

7-Day Avg BULLISH

Current NEUTRAL

Prior NEUTRAL

7-Day Avg NEUTRAL

Current NEUTRAL

Prior NEUTRAL

7-Day Avg NEUTRAL

Current BEARISH

Prior NEUTRAL

7-Day Avg NEUTRAL

Current BEARISH

Prior BULLISH

7-Day Avg BULLISH

📈 Options Analysis

🎯 Tightest Spreads

💰 Best Value Under $1

📊 High Delta (ITM)

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⏰ Backwardation

📈 Debit Spreads

📉 Credit Spreads

📅 Calendar Spreads

⚡ Straddles

🔀 Strangles

🦅 Iron Condors

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⚖️ 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 48 of results (avg 7.7%, best 4.8%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$470.00	Oct 16	20.35	21.35	$20.85	4.8%	53	0.40	438
$490.00	Oct 16	14.65	15.45	$15.05	5.3%	78	0.32	273
$440.00	Sep 25	15.60	16.50	$16.05	5.6%	205	0.55	72
$460.00	Oct 16	23.55	24.95	$24.25	5.8%	128	0.45	360
$420.00	Oct 2	33.65	35.70	$34.67	5.9%	179	0.68	49

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$440.00	Oct 16	28.95	30.50	$29.73	5.2%	176	0.46	911
$430.00	Oct 16	23.80	25.10	$24.45	5.3%	34	0.40	669
$450.00	Oct 16	34.00	36.00	$35.00	5.7%	9	0.51	513
$462.50	Sep 25	27.10	28.70	$27.90	5.7%	1	0.69	25
$457.50	Sep 25	23.65	25.10	$24.38	5.9%	1	0.65	--

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. 166 found (avg delta 0.76, highest 1.00)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$360.00	Sep 18	75.85	85.85	$80.85	12.4%	1	1.00	--
$380.00	Sep 18	56.35	66.20	$61.28	16.1%	109	1.00	216
$382.50	Sep 18	54.50	64.30	$59.40	16.5%	98	1.00	3
$410.00	Sep 18	30.35	33.25	$31.80	9.1%	23	1.00	609
$370.00	Sep 18	67.05	76.75	$71.90	13.5%	2	1.00	60

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$457.50	Sep 18	12.85	19.70	$16.27	42.1%	2	1.00	--
$460.00	Sep 18	14.85	21.20	$18.02	35.2%	52	1.00	498
$462.50	Sep 18	19.40	23.90	$21.65	20.8%	6	1.00	114
$465.00	Sep 18	20.60	27.20	$23.90	27.6%	13	1.00	139
$467.50	Sep 18	22.85	29.70	$26.28	26.1%	3	1.00	34

Most actively traded options today. High liquidity = easy entry/exit. 467 active (total vol 31.2K, top 1.1K)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$445.00	Sep 18	0.18	0.70	$0.44	118.2%	1.1K	0.20	277
$442.50	Sep 18	0.50	1.77	$1.14	111.4%	1.1K	0.41	144
$450.00	Sep 18	0.08	0.40	$0.24	133.3%	1.0K	0.09	1.4K
$440.00	Sep 18	2.00	4.40	$3.20	75.0%	993	0.62	691
$500.00	Sep 25	1.60	1.91	$1.76	17.6%	622	0.10	363

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$440.00	Sep 18	0.24	2.86	$1.55	169.0%	876	0.39	1.0K
$420.00	Sep 18	0.00	0.01	$0.01	100.0%	711	0.00	1.2K
$420.00	Sep 25	5.90	6.80	$6.35	14.2%	463	0.26	810
$435.00	Sep 18	0.00	1.00	$0.50	200.0%	462	0.15	145
$407.50	Sep 18	0.00	0.83	$0.42	197.6%	443	0.05	84

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 11 strikes (avg 199.3%, max 450.7%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$432.50	Sep 18	Oct 2	351.3%	63.8%	450.7%	154	148
$437.50	Sep 18	Oct 2	271.9%	63.7%	327.1%	488	64
$440.00	Sep 18	Oct 30	171.6%	67.6%	153.8%	995	692
$445.00	Sep 18	Oct 9	118.3%	59.7%	98.2%	1.1K	277
$442.50	Sep 18	Oct 2	114.2%	63.9%	78.8%	1.1K	144

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$432.50	Sep 18	Oct 2	351.3%	63.8%	450.7%	49	26
$437.50	Sep 18	Oct 2	271.9%	63.7%	327.1%	207	112
$440.00	Sep 18	Oct 30	171.6%	67.6%	153.8%	878	1.0K
$442.50	Sep 18	Oct 2	114.2%	63.9%	78.8%	50	104
$445.00	Sep 18	Oct 30	118.3%	69.1%	71.4%	56	107

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 237 found (best R:R 3.17, avg 3.57)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$430.00	$440.00	Oct 16	$2.40	$7.60	$2.40	60%	3.17	$432.40
$450.00	$465.00	Oct 30	$4.80	$10.20	$4.80	52%	2.12	$454.80
$455.00	$460.00	Oct 23	$0.72	$4.28	$0.72	49%	5.94	$455.72
$410.00	$420.00	Oct 16	$5.25	$4.75	$5.25	70%	0.90	$415.25
$415.00	$420.00	Oct 30	$1.75	$3.25	$1.75	66%	1.86	$416.75

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$440.00	$435.00	Oct 9	$0.68	$4.32	$0.68	45%	6.35	$439.32
$450.00	$447.50	Sep 18	$1.02	$1.48	$1.02	94%	1.45	$448.98
$425.00	$420.00	Oct 9	$0.52	$4.48	$0.52	36%	8.62	$424.48
$487.50	$475.00	Oct 2	$7.87	$4.63	$7.87	73%	0.59	$479.63
$415.00	$410.00	Oct 2	$0.34	$4.66	$0.34	29%	13.71	$414.66

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 191 found (best R:R 4.32, avg 0.78)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$460.00	$465.00	Oct 23	$4.00	$4.00	$1.00	53%	4.00	$464.00
$487.50	$490.00	Oct 2	$2.15	$2.15	$0.35	73%	6.14	$489.65
$490.00	$495.00	Oct 2	$2.30	$2.30	$2.70	77%	0.85	$492.30
$517.50	$520.00	Sep 25	$1.37	$1.37	$1.13	90%	1.21	$518.87
$452.50	$455.00	Oct 2	$2.30	$2.30	$0.20	54%	11.50	$454.80

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$380.00	$375.00	Oct 23	$4.06	$4.06	$0.94	80%	4.32	$375.94
$435.00	$430.00	Oct 9	$4.25	$4.25	$0.75	58%	5.67	$430.75
$385.00	$382.50	Sep 18	$2.14	$2.14	$0.36	91%	5.94	$382.86
$377.50	$375.00	Oct 2	$2.18	$2.18	$0.32	88%	6.81	$375.32
$395.00	$392.50	Sep 18	$2.10	$2.10	$0.40	89%	5.25	$392.90

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 6 found (avg debit $13.09, cheapest $10.90)

CALLS (3)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$437.50	Sep 18	Sep 25	$13.49	271.9%	63.9%
$440.00	Sep 18	Sep 25	$12.85	171.6%	64.8%
$442.50	Sep 18	Sep 25	$15.26	114.2%	64.5%

PUTS (3)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$437.50	Sep 18	Sep 25	$10.90	271.9%	63.9%
$440.00	Sep 18	Sep 25	$12.65	171.6%	64.8%
$442.50	Sep 18	Sep 25	$13.40	114.2%	64.5%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 116 found (cheapest 0.71% of stock, avg 9.88%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$442.50	Sep 18	$1.14	$1.98	$3.12	$439.38	$445.62	0.71%
$445.00	Sep 18	$0.44	$2.96	$3.40	$441.60	$448.40	0.77%
$440.00	Sep 18	$3.20	$1.55	$4.75	$435.25	$444.75	1.08%
$437.50	Sep 18	$4.03	$1.90	$5.93	$431.57	$443.43	1.34%
$435.00	Sep 18	$6.73	$0.50	$7.23	$427.77	$442.23	1.64%
$447.50	Sep 18	$0.35	$7.28	$7.63	$439.87	$455.13	1.73%
$450.00	Sep 18	$0.24	$8.30	$8.54	$441.46	$458.54	1.93%
$430.00	Sep 18	$10.45	$0.08	$10.53	$419.47	$440.53	2.39%
$432.50	Sep 18	$9.18	$1.42	$10.60	$421.90	$443.10	2.40%
$452.50	Sep 18	$0.11	$11.35	$11.46	$441.04	$463.96	2.60%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 175 found (cheapest 0.17% of stock, avg 8.81%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$450.00	$435.00	Sep 18	$0.24	$0.50	$0.74	$434.26	$450.74
$455.00	$435.00	Sep 18	$0.23	$0.50	$0.73	$434.27	$455.73
$447.50	$435.00	Sep 18	$0.35	$0.50	$0.85	$434.15	$448.35
$445.00	$435.00	Sep 18	$0.44	$0.50	$0.94	$434.06	$445.94
$445.00	$432.50	Sep 18	$0.44	$1.42	$1.86	$430.64	$446.86
$450.00	$432.50	Sep 18	$0.24	$1.42	$1.66	$430.84	$451.66
$447.50	$432.50	Sep 18	$0.35	$1.42	$1.77	$430.73	$449.27
$455.00	$432.50	Sep 18	$0.23	$1.42	$1.65	$430.85	$456.65
$442.50	$435.00	Sep 18	$1.14	$0.50	$1.64	$433.36	$444.14
$450.00	$395.00	Sep 18	$0.24	$2.15	$2.39	$392.61	$452.39

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 189 found (best R:R 15.67, avg credit $2.14)

Put Spread	Call Spread	Expiry	Credit	Max Loss	POP	R:R	BE Low	BE High
382/385	485/488	Sep 18	$2.35	$0.15	88%	15.67	$382.65	$487.35
392/395	485/488	Sep 18	$2.31	$0.19	86%	12.16	$392.69	$487.31
382/385	468/470	Sep 18	$2.25	$0.25	88%	9.00	$382.75	$469.75
382/385	455/458	Sep 18	$2.28	$0.22	84%	10.36	$382.72	$457.28
392/395	468/470	Sep 18	$2.21	$0.29	87%	7.62	$392.79	$469.71
382/385	450/452	Sep 18	$2.27	$0.23	82%	9.87	$382.73	$452.27
392/395	455/458	Sep 18	$2.24	$0.26	83%	8.62	$392.76	$457.24
392/395	450/452	Sep 18	$2.23	$0.27	81%	8.26	$392.77	$452.23
385/390	505/510	Oct 30	$4.67	$0.33	40%	14.15	$385.33	$509.67
382/385	448/450	Sep 18	$2.25	$0.25	77%	9.00	$382.75	$449.75

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 168 found (best R:R 99.00, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$480.00	$490.00	$500.00	Oct 16	$0.10	$9.90	8%	99.00
$500.00	$510.00	$520.00	Oct 16	$0.15	$9.85	7%	65.67
$490.00	$500.00	$510.00	Oct 16	$0.30	$9.70	7%	32.33
$475.00	$480.00	$485.00	Oct 23	$0.07	$4.93	4%	70.43
$480.00	$485.00	$490.00	Oct 23	$0.12	$4.88	4%	40.67

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$390.00	$400.00	$410.00	Oct 16	$0.24	$9.76	9%	40.67
$360.00	$370.00	$380.00	Oct 16	$0.12	$9.88	6%	82.33
$440.00	$442.50	$445.00	Sep 18	$0.55	$1.95	44%	3.55
$410.00	$415.00	$420.00	Oct 23	$0.06	$4.94	4%	82.33
$370.00	$380.00	$390.00	Oct 16	$0.31	$9.69	7%	31.26

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 122 found (best net $-11.08, 100 credits)

CALLS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$435.00	$437.50	1:2	Sep 18	-$1.33	$1.17
$447.50	$450.00	1:2	Sep 18	-$0.13	$2.37
$445.00	$447.50	1:2	Sep 18	-$0.26	$2.24
$505.00	$507.50	1:2	Sep 25	-$0.10	$2.40
$515.00	$520.00	1:2	Sep 18	-$0.01	$4.99

PUTS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$500.00	$450.00	1:2	Oct 30	-$11.08	$38.92
$445.00	$442.50	1:2	Sep 18	-$1.00	$1.50
$385.00	$382.50	1:2	Oct 2	-$0.09	$2.41
$442.50	$440.00	1:2	Sep 18	-$1.12	$1.38
$372.50	$370.00	1:2	Sep 25	-$0.06	$2.44

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 112 found (best yield 6.56%, avg 2.43%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$465.00	Oct 30	$28.95	0.47	5.4%	6.56%	11.92%	5	--
$475.00	Oct 30	$25.60	0.43	7.6%	5.80%	13.42%	2	2
$485.00	Oct 30	$22.15	0.40	9.9%	5.02%	14.91%	10	4
$480.00	Oct 30	$23.70	0.41	8.8%	5.37%	14.12%	3	9
$490.00	Oct 30	$21.00	0.38	11.0%	4.76%	15.78%	2	--
$495.00	Oct 30	$19.60	0.37	12.2%	4.44%	16.59%	10	--
$450.00	Oct 30	$34.65	0.52	2.0%	7.85%	9.81%	9	10
$505.00	Oct 30	$16.95	0.34	14.4%	3.84%	18.26%	8	12
$500.00	Oct 30	$18.00	0.35	13.3%	4.08%	17.36%	73	59
$510.00	Oct 30	$15.60	0.32	15.6%	3.53%	19.09%	5	66

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 23,174

Total Puts 26,086

Put/Call Ratio 1.13

Net Difference -2,912

Prior's Put/Call Breakdown

Total Calls 27,456

Total Puts 27,219

Put/Call Ratio 0.99

Net Difference 237

Prior 7-Day Put/Call Summary

Total Calls 176,921

Total Puts 155,819

Average Put/Call Ratio 0.93

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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