SNDK - Options Database

SNDK

SANDISK CORP

$1118.77 -12.48%

(7/28 09:40) ◀

Tuesday, July 28, 2026 (9:45am)

▶ (7/28 09:50)

◀ 7/28 09:45 ▶

Option Volume

Detail

ℹ

Current (07/28 9:45am) 23,869

Calls: 11,319 (47%)

Puts: 12,550 (53%)

Prior (07/16) 20,095

Calls: 12,797 (64%)

Puts: 7,298 (36%)

Current vs Prior +18.78%

Calls: -11.55% (Calls)

Puts: +71.96% (Puts)

Prior 7-Day Total 367,797

Calls: 177,908 (48%)

Puts: 189,889 (52%)

Prior 7-Day Average 52,542

Calls: 25,415 (48%)

Puts: 27,127 (52%)

Current vs Prior 7-Day Avg -54.57%

Calls: -55.46%

Puts: -53.74%

Sentiment BEARISH

Dollar Volume

Detail

ℹ

Current (07/28 9:45am) $155.20M

Calls: $30.39M (20%)

Puts: $124.80M (80%)

Prior (07/16) $95.99M

Calls: $41.44M (43%)

Puts: $54.56M (57%)

Current vs Prior +61.67%

Calls: -26.65%

Puts: +128.76%

Prior 7-Day Total $2.65B

Calls: $1.39B (53%)

Puts: $1.25B (47%)

Prior 7-Day Average $378.03M

Calls: $199.09M (53%)

Puts: $178.94M (47%)

Current vs Prior 7-Day Avg -58.95%

Calls: -84.73%

Puts: -30.25%

Sentiment BEARISH

Put/Call Ratio

Detail

ℹ

Current (07/28 9:45am) 1.11

Prior (07/16) 0.57

Current vs Prior +94.42%

Prior 7-Day Average 1.02

Current vs Prior 7-Day Avg +9.01%

Sentiment BEARISH

Open Interest

Detail

ℹ

Current (07/28 9:45am) 333,728

Calls: 139,633 (42%)

Puts: 194,095 (58%)

Prior (07/16) 419,490

Calls: 165,265 (39%)

Puts: 254,225 (61%)

Current vs Prior -20.44%

Prior 7-Day Total 2,784,025

Calls: 1,155,090 (41%)

Puts: 1,628,935 (59%)

Prior 7-Day Average 397,717

Calls: 165,012 (41%)

Puts: 232,705 (59%)

Current vs Prior 7-Day Avg -16.09%

Sentiment BULLISH

Expected Move

Detail

ℹ

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

Current 13.90% | 24.70%31.14% | 39.67%

Prior 7.98% | 17.52%7.98% | 34.98%

Current vs Prior +74.18% | +40.96%+290.21% | +13.41%

Prior 7-Day Avg 10.19% | 16.14%12.99% | 35.66%

Current vs 7-Day Avg +36.34% | +53.05%+139.70% | +11.24%

Prior 7-Day Eod 7.98% | 17.52%30.20% | 38.84%

Current vs 7-Day Eod +74.18% | +40.96%+3.10% | +2.15%

Sentiment BEARISHBEARISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 3.73% | 3.69%

Calls: 3.83% | 4.37%

Puts: 3.63% | 3.00%

Prior 5.80% | 3.81%

Calls: 6.51% | 4.35%

Puts: 5.09% | 3.27%

Current vs Prior -35.69% | -3.15%

Prior 7-Day Avg 5.48% | 5.37%

Calls: 5.83% | 5.04%

Puts: 5.15% | 5.69%

Current vs 7-Day Avg -32.00% | -31.24%

Liquidity Acceptable

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🤖 AI Insights

Strong bearish conviction with 80% of dollar volume in puts ($124.80M) vs calls ($30.39M). Elevated premium activity with dollar volume up 62% vs prior. Slightly bearish P/C ratio of 1.11. P/C ratio rising 94% - increased hedging/bearish positioning.

Smart Money BEARISH

Retail Flow BEARISH

Overall BEARISH

Dollar Volume

Option Volume

Put/Call Ratio

Open Interest

Expected Move

Current BEARISH

Prior BEARISH

7-Day Avg BULLISH

Current NEUTRAL

Prior BULLISH

7-Day Avg NEUTRAL

Current NEUTRAL

Prior BULLISH

7-Day Avg NEUTRAL

Current BEARISH

Prior BEARISH

7-Day Avg NEUTRAL

Current BEARISH

Prior BULLISH

7-Day Avg BULLISH

Sentiment Timeline (Today)

Time	Smart Money	Retail	Overall
09:45	BEARISH	BEARISH	BEARISH
09:40	BEARISH	NEUTRAL	BEARISH
09:35	BEARISH	NEUTRAL	BEARISH

📈 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

🎯

Tightest Spreads

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Best Value <$1

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High Delta

⚖️

Ratio Spreads

🛡️

Covered Calls

Options with the tightest bid-ask spreads (<10%). Lower spreads = better fills and less slippage. Showing top 468 of results (avg 5.2%, best 2.2%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1000.00	Aug 7	200.20	206.70	$203.45	3.2%	5	0.70	111
$1125.00	Jul 31	72.30	74.70	$73.50	3.3%	26	0.52	3
$1100.00	Aug 7	144.50	149.30	$146.90	3.3%	7	0.58	110
$1130.00	Aug 7	129.80	134.30	$132.05	3.4%	16	0.55	1
$1010.00	Jul 31	140.70	145.70	$143.20	3.5%	--	0.74	10

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1145.00	Jul 31	90.40	92.40	$91.40	2.2%	46	0.52	105
$1105.00	Jul 31	69.40	71.00	$70.20	2.3%	76	0.44	506
$1300.00	Jul 31	198.70	203.30	$201.00	2.3%	194	0.79	1.8K
$1155.00	Jul 31	95.90	98.20	$97.05	2.4%	63	0.54	92
$1260.00	Aug 7	219.40	224.90	$222.15	2.5%	18	0.59	84

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. 205 found (avg delta 0.62, highest 0.88)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$900.00	Jul 31	224.40	236.10	$230.25	5.1%	4	0.88	11
$915.00	Jul 31	211.40	224.30	$217.85	5.9%	--	0.86	11
$950.00	Jul 31	183.20	194.60	$188.90	6.0%	2	0.83	1
$955.00	Jul 31	181.00	188.70	$184.85	4.2%	1	0.82	--
$960.00	Jul 31	177.40	185.00	$181.20	4.2%	--	0.81	22

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1340.00	Jul 31	232.60	241.20	$236.90	3.6%	1	0.84	137
$1335.00	Jul 31	227.80	234.30	$231.05	2.8%	3	0.83	96
$1330.00	Jul 31	222.10	230.00	$226.05	3.5%	2	0.83	209
$1325.00	Jul 31	219.20	225.20	$222.20	2.7%	7	0.82	243
$1320.00	Jul 31	214.10	221.30	$217.70	3.3%	2	0.81	179

Most actively traded options today. High liquidity = easy entry/exit. 370 active (total vol 11.9K, top 1.2K)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1300.00	Jul 31	19.80	21.10	$20.45	6.4%	683	0.21	821
$1200.00	Jul 31	43.00	45.40	$44.20	5.4%	340	0.37	609
$1150.00	Jul 31	60.50	63.50	$62.00	4.8%	214	0.47	25
$1250.00	Jul 31	29.50	32.10	$30.80	8.4%	192	0.28	284
$1200.00	Aug 7	100.60	105.80	$103.20	5.0%	155	0.47	708

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$950.00	Jul 31	19.70	21.40	$20.55	8.3%	1.2K	0.17	1.4K
$1100.00	Jul 31	66.80	68.80	$67.80	2.9%	658	0.43	8.0K
$1000.00	Jul 31	30.70	32.70	$31.70	6.3%	634	0.24	3.9K
$900.00	Jul 31	12.40	13.20	$12.80	6.2%	551	0.11	3.4K
$1130.00	Jul 31	81.20	84.00	$82.60	3.4%	313	0.49	183

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 119 strikes (avg 23.2%, max 44.1%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$1115.00	Jul 31	Sep 4	184.4%	138.1%	33.5%	10	3
$900.00	Jul 31	Aug 21	205.0%	157.2%	30.3%	6	68
$1240.00	Jul 31	Sep 4	181.3%	139.4%	30.1%	5	68
$1120.00	Jul 31	Aug 28	184.8%	142.2%	30.0%	57	7
$1160.00	Jul 31	Sep 4	182.8%	141.0%	29.7%	69	8

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$900.00	Jul 31	Sep 4	205.0%	142.2%	44.1%	551	3.4K
$910.00	Jul 31	Sep 4	202.6%	141.1%	43.6%	24	341
$920.00	Jul 31	Sep 4	201.4%	141.0%	42.8%	23	425
$950.00	Jul 31	Sep 4	197.3%	139.7%	41.2%	1.2K	1.4K
$960.00	Jul 31	Sep 4	197.4%	140.6%	40.4%	17	142

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 420 found (best R:R 8.09, avg 1.75)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	R:R	BE
$1300.00	$1305.00	Jul 31	$0.55	$4.45	$0.55	8.09	$1300.55
$1230.00	$1235.00	Jul 31	$0.60	$4.40	$0.60	7.33	$1230.60
$1330.00	$1335.00	Jul 31	$0.65	$4.35	$0.65	6.69	$1330.65
$1335.00	$1340.00	Jul 31	$0.65	$4.35	$0.65	6.69	$1335.65
$1325.00	$1330.00	Aug 7	$0.65	$4.35	$0.65	6.69	$1325.65

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	R:R	BE
$910.00	$905.00	Jul 31	$0.55	$4.45	$0.55	8.09	$909.45
$955.00	$950.00	Jul 31	$0.55	$4.45	$0.55	8.09	$954.45
$920.00	$915.00	Jul 31	$0.65	$4.35	$0.65	6.69	$919.35
$935.00	$930.00	Jul 31	$0.65	$4.35	$0.65	6.69	$934.35
$905.00	$900.00	Jul 31	$0.75	$4.25	$0.75	5.67	$904.25

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 503 found (best R:R 13.29, avg 1.35)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	R:R	BE
$915.00	$950.00	Jul 31	$28.95	$28.95	$6.05	4.79	$943.95
$900.00	$915.00	Jul 31	$12.40	$12.40	$2.60	4.77	$912.40
$950.00	$955.00	Jul 31	$4.05	$4.05	$0.95	4.26	$954.05
$980.00	$1000.00	Jul 31	$15.65	$15.65	$4.35	3.60	$995.65
$1095.00	$1100.00	Jul 31	$3.85	$3.85	$1.15	3.35	$1098.85

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	R:R	BE
$1315.00	$1310.00	Jul 31	$4.65	$4.65	$0.35	13.29	$1310.35
$1135.00	$1130.00	Aug 28	$4.60	$4.60	$0.40	11.50	$1130.40
$1220.00	$1215.00	Jul 31	$4.55	$4.55	$0.45	10.11	$1215.45
$1330.00	$1325.00	Aug 14	$4.55	$4.55	$0.45	10.11	$1325.45
$1250.00	$1245.00	Jul 31	$4.50	$4.50	$0.50	9.00	$1245.50

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 120 found (avg debit $56.03, cheapest $20.00)

CALLS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$920.00	Aug 21	Sep 4	$20.00	156.1%	141.0%
$990.00	Aug 21	Sep 4	$24.75	154.2%	140.1%
$900.00	Jul 31	Aug 7	$38.85	205.0%	196.7%
$1325.00	Jul 31	Aug 7	$47.30	179.5%	177.4%
$1330.00	Jul 31	Aug 7	$47.35	179.6%	177.6%

PUTS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$900.00	Jul 31	Aug 7	$37.20	205.0%	196.7%
$905.00	Jul 31	Aug 7	$37.75	203.6%	196.2%
$910.00	Jul 31	Aug 7	$38.50	202.6%	195.5%
$920.00	Jul 31	Aug 7	$39.90	201.4%	195.0%
$930.00	Jul 31	Aug 7	$41.45	199.1%	194.2%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 184 found (cheapest 13.70% of stock, avg 25.11%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$1120.00	Jul 31	$76.15	$77.10	$153.25	$966.75	$1273.25	13.70%
$1130.00	Jul 31	$70.80	$82.60	$153.40	$976.60	$1283.40	13.71%
$1110.00	Jul 31	$81.65	$71.85	$153.50	$956.50	$1263.50	13.72%
$1115.00	Jul 31	$78.40	$75.25	$153.65	$961.35	$1268.65	13.73%
$1125.00	Jul 31	$73.50	$80.10	$153.60	$971.40	$1278.60	13.73%
$1100.00	Jul 31	$85.95	$67.80	$153.75	$946.25	$1253.75	13.74%
$1105.00	Jul 31	$83.80	$70.20	$154.00	$951.00	$1259.00	13.77%
$1135.00	Jul 31	$69.20	$85.05	$154.25	$980.75	$1289.25	13.79%
$1140.00	Jul 31	$66.85	$88.30	$155.15	$984.85	$1295.15	13.87%
$1090.00	Jul 31	$92.45	$63.10	$155.55	$934.45	$1245.55	13.90%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 140 found (cheapest 11.85% of stock, avg 25.74%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$1155.00	$1110.00	Jul 31	$60.70	$71.85	$132.55	$977.45	$1287.55
$1150.00	$1110.00	Jul 31	$62.00	$71.85	$133.85	$976.15	$1283.85
$1155.00	$1115.00	Jul 31	$60.70	$75.25	$135.95	$979.05	$1290.95
$1145.00	$1110.00	Jul 31	$64.65	$71.85	$136.50	$973.50	$1281.50
$1150.00	$1115.00	Jul 31	$62.00	$75.25	$137.25	$977.75	$1287.25
$1155.00	$1120.00	Jul 31	$60.70	$77.10	$137.80	$982.20	$1292.80
$1140.00	$1110.00	Jul 31	$66.85	$71.85	$138.70	$971.30	$1278.70
$1150.00	$1120.00	Jul 31	$62.00	$77.10	$139.10	$980.90	$1289.10
$1145.00	$1115.00	Jul 31	$64.65	$75.25	$139.90	$975.10	$1284.90
$1155.00	$1125.00	Jul 31	$60.70	$80.10	$140.80	$984.20	$1295.80

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 439 found (best R:R 65.67, avg credit $13.16)

Put Spread	Call Spread	Expiry	Credit	Max Loss	R:R	BE Low	BE High
900/910	970/980	Aug 21	$9.85	$0.15	65.67	$900.15	$979.85
910/920	950/960	Aug 21	$9.75	$0.25	39.00	$910.25	$959.75
950/960	980/990	Aug 21	$9.75	$0.25	39.00	$950.25	$989.75
1030/1040	1300/1310	Sep 4	$9.75	$0.25	39.00	$1030.25	$1309.75
935/940	950/955	Jul 31	$4.85	$0.15	32.33	$935.15	$954.85
940/950	980/990	Aug 21	$9.70	$0.30	32.33	$940.30	$989.70
960/970	980/990	Aug 21	$9.65	$0.35	27.57	$960.35	$989.65
900/905	950/955	Jul 31	$4.80	$0.20	24.00	$900.20	$954.80
925/930	950/955	Jul 31	$4.80	$0.20	24.00	$925.20	$954.80
940/950	1050/1060	Aug 7	$9.60	$0.40	24.00	$940.40	$1059.60

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 222 found (best R:R 199.00, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	R:R
$1180.00	$1200.00	$1220.00	Aug 14	$0.10	$19.90	199.00
$1250.00	$1260.00	$1270.00	Aug 14	$0.05	$9.95	199.00
$1310.00	$1315.00	$1320.00	Jul 31	$0.05	$4.95	99.00
$1325.00	$1330.00	$1335.00	Jul 31	$0.05	$4.95	99.00
$1110.00	$1115.00	$1120.00	Aug 7	$0.05	$4.95	99.00

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	R:R
$900.00	$910.00	$920.00	Aug 14	$0.05	$9.95	199.00
$940.00	$950.00	$960.00	Aug 14	$0.05	$9.95	199.00
$950.00	$960.00	$970.00	Aug 14	$0.05	$9.95	199.00
$1180.00	$1190.00	$1200.00	Aug 14	$0.05	$9.95	199.00
$940.00	$950.00	$960.00	Aug 21	$0.05	$9.95	199.00

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

No setups found for this strategy

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 129 found (best yield 16.09%, avg 7.73%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$1120.00	Aug 28	$180.00	0.58	0.1%	16.09%	16.20%	5	--
$1160.00	Sep 4	$176.40	0.56	3.7%	15.77%	19.45%	1	--
$1120.00	Aug 21	$166.00	0.58	0.1%	14.84%	14.95%	2	56
$1130.00	Aug 21	$162.60	0.57	1.0%	14.53%	15.54%	1	39
$1140.00	Aug 21	$159.80	0.56	1.9%	14.28%	16.18%	--	93
$1150.00	Aug 21	$155.60	0.55	2.8%	13.91%	16.70%	7	102
$1120.00	Aug 14	$153.10	0.57	0.1%	13.68%	13.79%	6	--
$1160.00	Aug 21	$151.50	0.54	3.7%	13.54%	17.23%	19	88
$1200.00	Aug 28	$150.00	0.52	7.3%	13.41%	20.67%	--	10
$1240.00	Sep 4	$149.70	0.50	10.8%	13.38%	24.22%	1	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 11,319

Total Puts 12,550

Put/Call Ratio 1.11

Net Difference -1,231

Prior's Put/Call Breakdown

Total Calls 12,797

Total Puts 7,298

Put/Call Ratio 0.57

Net Difference 5,499

Prior 7-Day Put/Call Summary

Total Calls 177,908

Total Puts 189,889

Average Put/Call Ratio 1.02

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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