WDC - Options Database

WDC

WESTERN DIGITAL CORP

$448.17 +1.54%

$449.23 (+0.24%)🌙

as of 09/21 07:13 PM

(9/18 19:14) ◀

Monday, September 21, 2026 (7:13pm)

▶

◀ 9/21 19:13

Option Volume

Detail

ℹ

Current (09/21) 27,506

Calls: 14,639 (53%)

Puts: 12,867 (47%)

Prior (09/18) 49,260

Calls: 23,174 (47%)

Puts: 26,086 (53%)

Current vs Prior -44.16%

Calls: -36.83% (Calls)

Puts: -50.67% (Puts)

Prior 7-Day Total 342,209

Calls: 180,255 (53%)

Puts: 161,954 (47%)

Prior 7-Day Average 48,887

Calls: 25,750 (53%)

Puts: 23,136 (47%)

Current vs Prior 7-Day Avg -43.74%

Calls: -43.15%

Puts: -44.39%

Sentiment BULLISH

Dollar Volume

Detail

ℹ

Current (09/21) $44.08M

Calls: $27.81M (63%)

Puts: $16.26M (37%)

Prior (09/18) $60.72M

Calls: $35.03M (58%)

Puts: $25.69M (42%)

Current vs Prior -27.41%

Calls: -20.60%

Puts: -36.70%

Prior 7-Day Total $638.68M

Calls: $380.39M (60%)

Puts: $258.30M (40%)

Prior 7-Day Average $91.24M

Calls: $54.34M (60%)

Puts: $36.90M (40%)

Current vs Prior 7-Day Avg -51.69%

Calls: -48.82%

Puts: -55.92%

Sentiment BULLISH

Put/Call Ratio

Detail

ℹ

Current (09/21) 0.88

Prior (09/18) 1.13

Current vs Prior -21.92%

Prior 7-Day Average 0.95

Current vs Prior 7-Day Avg -7.17%

Sentiment NEUTRAL

Open Interest

Detail

ℹ

Current (09/21) 186,559

Calls: 76,140 (41%)

Puts: 110,419 (59%)

Prior (09/18) 232,462

Calls: 102,564 (44%)

Puts: 129,898 (56%)

Current vs Prior -19.75%

Prior 7-Day Total 1,586,533

Calls: 729,350 (46%)

Puts: 857,183 (54%)

Prior 7-Day Average 226,647

Calls: 104,192 (46%)

Puts: 122,454 (54%)

Current vs Prior 7-Day Avg -17.69%

Sentiment BULLISH

Expected Move

Detail

ℹ

WKMO Expiry (09/25) | Next (10/02)Expiry (10/16) | Next (11/20)

Current 6.33% | 9.86%14.22% | 24.19%

Prior 7.12% | 10.39%1.17% | 15.49%

Current vs Prior -11.08% | -5.11%+1111.28% | +56.23%

Prior 7-Day Avg 5.94% | 9.72%7.48% | 17.88%

Current vs 7-Day Avg +6.59% | +1.46%+90.13% | +35.31%

Prior 7-Day Eod 7.12% | 10.39%1.17% | 15.49%

Current vs 7-Day Eod -11.08% | -5.11%+1111.28% | +56.23%

Sentiment BULLISHBEARISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 26.11% | 20.57%

Calls: 21.54% | 24.03%

Puts: 30.67% | 17.11%

Prior 26.11% | 20.57%

Calls: 21.54% | 24.03%

Puts: 30.67% | 17.11%

Current vs Prior +0.00% | +0.00%

Prior 7-Day Avg 48.12% | 18.27%

Calls: 36.68% | 18.21%

Puts: 59.56% | 18.34%

Current vs 7-Day Avg -45.74% | +12.57%

Liquidity Expensive

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Moderately bullish flow with 63% call dollar volume ($27.81M). Below-average activity with volume down 44% vs prior. P/C ratio dropping 22% - sentiment shifting bullish. Declining open interest (down 20%) indicates positions being closed.

Smart Money BULLISH

Retail Flow BULLISH

Overall BULLISH

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 BEARISH

7-Day Avg NEUTRAL

Current BEARISH

Prior BULLISH

7-Day Avg BULLISH

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🎯 Tightest Spreads

💰 Best Value Under $1

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📉 Credit Spreads

📅 Calendar Spreads

⚡ Straddles

🔀 Strangles

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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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Covered Calls

Options with the tightest bid-ask spreads (<10%). Lower spreads = better fills and less slippage. Showing top 118 of results (avg 7.3%, best 3.8%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$400.00	Oct 23	62.70	65.20	$63.95	3.9%	8	0.75	13
$455.00	Oct 16	27.85	29.00	$28.43	4.0%	7	0.49	--
$420.00	Oct 16	46.00	48.00	$47.00	4.3%	19	0.67	597
$450.00	Oct 16	30.40	31.75	$31.08	4.3%	204	0.52	656
$425.00	Oct 16	42.85	45.00	$43.93	4.9%	6	0.65	--

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$485.00	Oct 16	52.60	54.65	$53.63	3.8%	2	0.63	--
$480.00	Oct 16	49.10	51.15	$50.13	4.1%	2	0.62	--
$450.00	Oct 16	30.90	32.35	$31.63	4.6%	42	0.48	515
$485.00	Sep 25	38.80	40.70	$39.75	4.8%	4	0.85	211
$465.00	Oct 16	39.25	41.30	$40.28	5.1%	3	0.56	--

Affordable options under $1.00 per contract. Great for defined-risk strategies with minimal capital. 1 found (avg $0.85, cheapest $0.85)

CALLS (0)

No calls meet the criteria

PUTS (1)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$395.00	Sep 25	0.78	0.92	$0.85	16.5%	95	0.05	223

In-the-money options with delta >0.50. Higher probability of profit, lower leverage. 139 found (avg delta 0.68, highest 1.00)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$360.00	Sep 25	83.40	89.75	$86.58	7.3%	62	0.99	7
$362.50	Sep 25	80.95	87.50	$84.23	7.8%	22	0.99	2
$365.00	Sep 25	75.70	84.25	$79.97	10.7%	22	0.99	--
$380.00	Sep 25	63.70	70.40	$67.05	10.0%	1	0.97	--
$392.50	Sep 25	51.60	57.90	$54.75	11.5%	2	0.95	4

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$530.00	Sep 25	78.20	86.25	$82.23	9.8%	1	1.00	--
$515.00	Sep 25	64.10	72.50	$68.30	12.3%	1	0.94	--
$535.00	Oct 2	87.40	93.40	$90.40	6.6%	1	0.92	9
$500.00	Sep 25	49.85	58.20	$54.03	15.5%	1	0.90	--
$530.00	Oct 2	81.30	88.65	$84.98	8.6%	1	0.89	--

Most actively traded options today. High liquidity = easy entry/exit. 424 active (total vol 17.4K, top 879)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$530.00	Sep 25	0.19	0.89	$0.54	129.6%	879	0.04	145
$500.00	Sep 25	1.50	1.69	$1.60	11.9%	688	0.10	784
$470.00	Sep 25	5.45	6.20	$5.83	12.9%	613	0.28	247
$450.00	Sep 25	12.40	13.50	$12.95	8.5%	387	0.50	544
$480.00	Oct 16	18.65	20.50	$19.58	9.4%	276	0.38	660

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$400.00	Sep 25	1.05	1.29	$1.17	20.5%	642	0.07	616
$440.00	Sep 25	9.20	10.35	$9.77	11.8%	367	0.39	247
$390.00	Sep 25	0.49	0.80	$0.65	47.7%	303	0.04	240
$420.00	Oct 16	17.05	18.40	$17.73	7.6%	283	0.33	1.2K
$420.00	Sep 25	3.30	4.00	$3.65	19.2%	272	0.19	826

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 41 strikes (avg 7.6%, max 17.5%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$442.50	Sep 25	Oct 16	74.6%	64.4%	15.9%	128	34
$437.50	Sep 25	Oct 16	74.6%	64.6%	15.6%	56	26
$430.00	Sep 25	Oct 23	75.4%	66.7%	13.0%	30	186
$420.00	Sep 25	Oct 30	74.4%	67.3%	10.6%	15	106
$482.50	Sep 25	Oct 2	78.5%	71.2%	10.2%	42	44

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$432.50	Sep 25	Oct 16	74.6%	63.5%	17.5%	57	67
$427.50	Sep 25	Oct 16	75.0%	64.7%	16.0%	103	92
$442.50	Sep 25	Oct 16	74.6%	64.4%	15.9%	42	19
$437.50	Sep 25	Oct 16	74.6%	64.6%	15.6%	51	60
$417.50	Sep 25	Oct 9	75.9%	66.3%	14.5%	59	37

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 273 found (best R:R 0.51, avg 3.34)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$380.00	$410.00	Oct 30	$19.83	$10.17	$19.83	80%	0.51	$399.83
$410.00	$415.00	Oct 16	$0.68	$4.32	$0.68	72%	6.35	$410.68
$410.00	$417.50	Sep 25	$3.77	$3.73	$3.77	88%	0.99	$413.77
$415.00	$420.00	Oct 9	$1.30	$3.70	$1.30	72%	2.85	$416.30
$440.00	$445.00	Oct 30	$0.72	$4.28	$0.72	57%	5.94	$440.72

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$475.00	$470.00	Oct 9	$1.33	$3.67	$1.33	62%	2.76	$473.67
$460.00	$455.00	Oct 9	$1.35	$3.65	$1.35	54%	2.70	$458.65
$435.00	$430.00	Oct 23	$1.35	$3.65	$1.35	41%	2.70	$433.65
$415.00	$412.50	Oct 16	$0.15	$2.35	$0.15	30%	15.67	$414.85
$430.00	$427.50	Oct 16	$0.37	$2.13	$0.37	38%	5.76	$429.63

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 213 found (best R:R 1.40, avg 0.92)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$465.00	$470.00	Oct 30	$3.97	$3.97	$1.03	52%	3.85	$468.97
$457.50	$460.00	Oct 2	$2.32	$2.32	$0.18	54%	12.89	$459.82
$457.50	$460.00	Oct 16	$2.38	$2.38	$0.12	51%	19.83	$459.88
$460.00	$465.00	Oct 16	$3.42	$3.42	$1.58	53%	2.16	$463.42
$467.50	$470.00	Oct 2	$2.06	$2.06	$0.44	61%	4.68	$469.56

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$385.00	$380.00	Oct 30	$2.92	$2.92	$2.08	78%	1.40	$382.08
$435.00	$430.00	Oct 30	$3.87	$3.87	$1.13	59%	3.42	$431.13
$405.00	$400.00	Oct 23	$3.12	$3.12	$1.88	72%	1.66	$401.88
$395.00	$390.00	Oct 30	$2.64	$2.64	$2.36	74%	1.12	$392.36
$440.00	$437.50	Oct 9	$2.33	$2.33	$0.17	58%	13.71	$437.67

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 30 found (avg debit $7.82, cheapest $10.95)

CALLS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$442.50	Sep 25	Oct 2	$7.78	74.6%	64.5%
$437.50	Sep 25	Oct 2	$7.63	74.6%	68.3%
$440.00	Sep 25	Oct 2	$7.78	74.3%	68.1%
$432.50	Sep 25	Oct 2	$7.32	74.6%	68.6%
$435.00	Sep 25	Oct 2	$7.52	74.6%	68.6%

PUTS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$437.50	Sep 25	Oct 9	$10.95	74.6%	63.1%
$442.50	Sep 25	Oct 2	$6.35	74.6%	64.5%
$440.00	Sep 25	Oct 2	$7.41	74.3%	68.1%
$432.50	Sep 25	Oct 2	$7.02	74.6%	68.6%
$435.00	Sep 25	Oct 2	$7.20	74.6%	68.6%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 100 found (cheapest 5.67% of stock, avg 12.15%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$445.00	Sep 25	$14.83	$10.58	$25.41	$419.59	$470.41	5.67%
$447.50	Sep 25	$13.93	$12.63	$26.56	$420.94	$474.06	5.93%
$450.00	Sep 25	$12.95	$14.45	$27.40	$422.60	$477.40	6.11%
$442.50	Sep 25	$16.52	$10.90	$27.42	$415.08	$469.92	6.12%
$455.00	Sep 25	$10.48	$17.30	$27.78	$427.22	$482.78	6.20%
$440.00	Sep 25	$18.05	$9.77	$27.82	$412.18	$467.82	6.21%
$437.50	Sep 25	$19.52	$8.82	$28.34	$409.16	$465.84	6.32%
$457.50	Sep 25	$9.55	$18.95	$28.50	$429.00	$486.00	6.36%
$435.00	Sep 25	$21.08	$7.88	$28.96	$406.04	$463.96	6.46%
$460.00	Sep 25	$8.60	$20.58	$29.18	$430.82	$489.18	6.51%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 150 found (cheapest 3.89% of stock, avg 10.79%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$460.00	$437.50	Sep 25	$8.60	$8.82	$17.42	$420.08	$477.42
$460.00	$440.00	Sep 25	$8.60	$9.77	$18.37	$421.63	$478.37
$457.50	$437.50	Sep 25	$9.55	$8.82	$18.37	$419.13	$475.87
$457.50	$440.00	Sep 25	$9.55	$9.77	$19.32	$420.68	$476.82
$460.00	$442.50	Sep 25	$8.60	$10.90	$19.50	$423.00	$479.50
$460.00	$445.00	Sep 25	$8.60	$10.58	$19.18	$425.82	$479.18
$457.50	$442.50	Sep 25	$9.55	$10.90	$20.45	$422.05	$477.95
$457.50	$445.00	Sep 25	$9.55	$10.58	$20.13	$424.87	$477.63
$455.00	$437.50	Sep 25	$10.48	$8.82	$19.30	$418.20	$474.30
$455.00	$445.00	Sep 25	$10.48	$10.58	$21.06	$423.94	$476.06

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 127 found (best R:R 12.16, avg credit $2.24)

Put Spread	Call Spread	Expiry	Credit	Max Loss	POP	R:R	BE Low	BE High
395/400	495/500	Oct 16	$4.62	$0.38	44%	12.16	$395.38	$499.62
365/370	495/500	Oct 16	$3.55	$1.45	55%	2.45	$366.45	$498.55
400/405	505/510	Oct 23	$4.30	$0.70	40%	6.14	$400.70	$509.30
392/395	480/482	Oct 2	$2.30	$0.20	55%	11.50	$392.70	$482.30
380/385	495/500	Oct 16	$3.65	$1.35	50%	2.70	$381.35	$498.65
360/362	480/482	Oct 2	$2.03	$0.47	64%	4.32	$360.47	$482.03
370/375	495/500	Oct 16	$3.45	$1.55	53%	2.23	$371.55	$498.45
382/385	480/482	Oct 2	$2.08	$0.42	58%	4.95	$382.92	$482.08
362/365	480/482	Oct 2	$1.94	$0.56	63%	3.46	$363.06	$481.94
372/375	480/482	Oct 2	$1.92	$0.58	61%	3.31	$373.08	$481.92

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 144 found (best R:R 22.44, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$470.00	$475.00	$480.00	Oct 9	$0.07	$4.93	5%	70.43
$475.00	$480.00	$485.00	Oct 9	$0.08	$4.92	5%	61.50
$405.00	$410.00	$415.00	Oct 9	$0.13	$4.87	5%	37.46
$425.00	$430.00	$435.00	Oct 16	$0.13	$4.87	5%	37.46
$430.00	$432.50	$435.00	Oct 2	$0.05	$2.45	4%	49.00

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$500.00	$515.00	$530.00	Oct 2	$0.64	$14.36	10%	22.44
$460.00	$465.00	$470.00	Oct 30	$0.07	$4.93	4%	70.43
$370.00	$375.00	$380.00	Oct 30	$0.06	$4.94	3%	82.33
$457.50	$460.00	$462.50	Sep 25	$0.07	$2.43	6%	34.71
$412.50	$415.00	$417.50	Sep 25	$0.06	$2.44	4%	40.67

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 75 found (best net $-0.14, 73 credits)

CALLS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$500.00	$502.50	1:2	Sep 25	-$0.14	$2.36
$515.00	$517.50	1:2	Sep 25	-$0.37	$2.13
$530.00	$532.50	1:2	Sep 25	-$0.36	$2.14
$520.00	$522.50	1:2	Sep 25	-$0.38	$2.12
$527.50	$530.00	1:2	Sep 25	-$0.49	$2.01

PUTS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$390.00	$387.50	1:2	Sep 25	-$0.07	$2.43
$375.00	$372.50	1:2	Sep 25	-$0.04	$2.46
$362.50	$360.00	1:2	Sep 25	-$0.13	$2.37
$365.00	$362.50	1:2	Sep 25	-$0.15	$2.35
$362.50	$360.00	1:2	Oct 2	-$0.22	$2.28

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 118 found (best yield 5.20%, avg 2.85%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$490.00	Oct 30	$23.30	0.39	9.3%	5.20%	14.53%	6	--
$480.00	Oct 30	$25.85	0.43	7.1%	5.77%	12.87%	2	8
$500.00	Oct 30	$20.35	0.36	11.6%	4.54%	16.11%	36	37
$505.00	Oct 30	$19.00	0.35	12.7%	4.24%	16.92%	2	--
$510.00	Oct 30	$17.70	0.34	13.8%	3.95%	17.75%	3	69
$465.00	Oct 30	$30.25	0.48	3.8%	6.75%	10.50%	10	--
$470.00	Oct 30	$27.55	0.46	4.9%	6.15%	11.02%	117	4
$520.00	Oct 30	$15.30	0.31	16.0%	3.41%	19.44%	1	--
$450.00	Oct 30	$36.25	0.53	0.4%	8.09%	8.50%	3	9
$475.00	Oct 30	$25.20	0.44	6.0%	5.62%	11.61%	5	2

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 14,639

Total Puts 12,867

Put/Call Ratio 0.88

Net Difference 1,772

Prior's Put/Call Breakdown

Total Calls 23,174

Total Puts 26,086

Put/Call Ratio 1.13

Net Difference -2,912

Prior 7-Day Put/Call Summary

Total Calls 180,255

Total Puts 161,954

Average Put/Call Ratio 0.95

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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