SNDK - Options Database

SNDK

SANDISK CORP

$1136.14 -11.12%

(7/28 09:35) ◀

Tuesday, July 28, 2026 (9:40am)

▶

◀ 7/28 09:40

Option Volume

Detail

ℹ

Current (07/28 9:40am) 16,643

Calls: 8,178 (49%)

Puts: 8,465 (51%)

Prior (07/16) 14,080

Calls: 9,706 (69%)

Puts: 4,374 (31%)

Current vs Prior +18.20%

Calls: -15.74% (Calls)

Puts: +93.53% (Puts)

Prior 7-Day Total 359,788

Calls: 173,849 (48%)

Puts: 185,939 (52%)

Prior 7-Day Average 51,398

Calls: 24,835 (48%)

Puts: 26,562 (52%)

Current vs Prior 7-Day Avg -67.62%

Calls: -67.07%

Puts: -68.13%

Sentiment BEARISH

Dollar Volume

Detail

ℹ

Current (07/28 9:40am) $101.65M

Calls: $23.60M (23%)

Puts: $78.05M (77%)

Prior (07/16) $62.99M

Calls: $33.86M (54%)

Puts: $29.13M (46%)

Current vs Prior +61.39%

Calls: -30.30%

Puts: +167.97%

Prior 7-Day Total $2.60B

Calls: $1.38B (53%)

Puts: $1.21B (47%)

Prior 7-Day Average $370.98M

Calls: $197.66M (53%)

Puts: $173.32M (47%)

Current vs Prior 7-Day Avg -72.60%

Calls: -88.06%

Puts: -54.97%

Sentiment BEARISH

Put/Call Ratio

Detail

ℹ

Current (07/28 9:40am) 1.04

Prior (07/16) 0.45

Current vs Prior +129.69%

Prior 7-Day Average 1.03

Current vs Prior 7-Day Avg +0.90%

Sentiment BEARISH

Open Interest

Detail

ℹ

Current (07/28 9:40am) 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 14.37% | 24.59%30.95% | 39.58%

Prior 7.98% | 17.52%7.98% | 34.98%

Current vs Prior +80.13% | +40.34%+287.83% | +13.15%

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

Current vs 7-Day Avg +40.99% | +52.37%+138.24% | +10.98%

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

Current vs 7-Day Eod +80.13% | +40.34%+2.47% | +1.91%

Sentiment BEARISHBEARISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 1.84% | 4.26%

Calls: 1.98% | 4.87%

Puts: 1.70% | 3.65%

Prior 5.80% | 3.81%

Calls: 6.51% | 4.35%

Puts: 5.09% | 3.27%

Current vs Prior -68.28% | +11.81%

Prior 7-Day Avg 5.48% | 5.37%

Calls: 5.83% | 5.04%

Puts: 5.15% | 5.69%

Current vs 7-Day Avg -66.45% | -20.62%

Liquidity Good

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🤖 AI Insights

Strong bearish conviction with 77% of dollar volume in puts ($78.05M) vs calls ($23.60M). Elevated premium activity with dollar volume up 61% vs prior. Slightly bearish P/C ratio of 1.04. P/C ratio rising 130% - increased hedging/bearish positioning.

Smart Money BEARISH

Retail Flow NEUTRAL

Overall BEARISH

Dollar Volume

Option Volume

Put/Call Ratio

Open Interest

Expected Move

Current BEARISH

Prior BULLISH

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
09:40	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

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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 474 of results (avg 5.0%, best 1.5%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1180.00	Jul 31	60.30	61.40	$60.85	1.8%	49	0.45	17
$1155.00	Jul 31	71.00	72.30	$71.65	1.8%	117	0.49	1
$1135.00	Jul 31	80.00	81.60	$80.80	2.0%	13	0.54	8
$1200.00	Jul 31	52.90	54.00	$53.45	2.1%	240	0.41	609
$1150.00	Jul 31	73.10	74.90	$74.00	2.4%	128	0.51	25

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1125.00	Jul 31	74.10	75.20	$74.65	1.5%	17	0.45	146
$1140.00	Jul 31	81.80	83.20	$82.50	1.7%	90	0.47	470
$1150.00	Jul 31	86.90	88.40	$87.65	1.7%	265	0.49	1.5K
$1155.00	Jul 31	89.60	91.20	$90.40	1.8%	49	0.51	92
$1175.00	Jul 31	101.00	102.90	$101.95	1.9%	38	0.54	279

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. 202 found (avg delta 0.62, highest 0.87)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$915.00	Jul 31	227.90	239.50	$233.70	5.0%	--	0.87	11
$950.00	Jul 31	202.60	209.30	$205.95	3.3%	2	0.84	1
$955.00	Jul 31	197.10	205.00	$201.05	3.9%	1	0.83	--
$960.00	Jul 31	194.50	200.80	$197.65	3.2%	--	0.83	22
$980.00	Jul 31	177.40	185.20	$181.30	4.3%	--	0.80	17

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1360.00	Jul 31	234.30	243.80	$239.05	4.0%	--	0.84	146
$1355.00	Jul 31	231.10	238.20	$234.65	3.0%	--	0.83	157
$1350.00	Jul 31	227.50	233.60	$230.55	2.6%	25	0.82	877
$1345.00	Jul 31	221.90	230.10	$226.00	3.6%	--	0.82	84
$1340.00	Jul 31	218.30	226.30	$222.30	3.6%	1	0.81	137

Most actively traded options today. High liquidity = easy entry/exit. 322 active (total vol 7.7K, top 927)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1300.00	Jul 31	24.80	26.20	$25.50	5.5%	598	0.24	821
$1200.00	Jul 31	52.90	54.00	$53.45	2.1%	240	0.41	609
$1150.00	Jul 31	73.10	74.90	$74.00	2.4%	128	0.51	25
$1300.00	Aug 7	75.10	79.20	$77.15	5.3%	121	0.38	415
$1280.00	Jul 31	29.10	31.20	$30.15	7.0%	120	0.27	139

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$950.00	Jul 31	19.00	19.60	$19.30	3.1%	927	0.15	1.4K
$1000.00	Jul 31	28.30	29.50	$28.90	4.2%	329	0.22	3.9K
$1100.00	Jul 31	62.00	64.40	$63.20	3.8%	313	0.40	8.0K
$1150.00	Jul 31	86.90	88.40	$87.65	1.7%	265	0.49	1.5K
$1130.00	Jul 31	76.50	78.10	$77.30	2.1%	255	0.46	183

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 118 strikes (avg 25.8%, max 47.9%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$1070.00	Jul 31	Aug 28	192.7%	143.3%	34.5%	4	13
$1160.00	Jul 31	Sep 4	187.7%	139.6%	34.4%	65	8
$1100.00	Jul 31	Aug 28	189.7%	142.3%	33.3%	40	269
$1240.00	Jul 31	Sep 4	182.3%	138.4%	31.8%	4	68
$1300.00	Jul 31	Sep 4	181.2%	137.7%	31.6%	598	837

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$920.00	Jul 31	Sep 4	207.2%	140.1%	47.9%	23	425
$950.00	Jul 31	Sep 4	203.9%	139.7%	46.0%	928	1.4K
$970.00	Jul 31	Sep 4	201.7%	139.1%	45.0%	31	307
$960.00	Jul 31	Sep 4	201.6%	139.3%	44.7%	11	142
$990.00	Jul 31	Sep 4	198.9%	138.8%	43.3%	49	485

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 405 found (best R:R 19.00, avg 1.82)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	R:R	BE
$1345.00	$1350.00	Jul 31	$0.35	$4.65	$0.35	13.29	$1345.35
$1325.00	$1330.00	Jul 31	$0.40	$4.60	$0.40	11.50	$1325.40
$1275.00	$1280.00	Jul 31	$0.50	$4.50	$0.50	9.00	$1275.50
$1315.00	$1320.00	Jul 31	$0.50	$4.50	$0.50	9.00	$1315.50
$1355.00	$1360.00	Jul 31	$0.60	$4.40	$0.60	7.33	$1355.60

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	R:R	BE
$1010.00	$1005.00	Jul 31	$0.25	$4.75	$0.25	19.00	$1009.75
$920.00	$915.00	Jul 31	$0.60	$4.40	$0.60	7.33	$919.40
$915.00	$910.00	Jul 31	$0.65	$4.35	$0.65	6.69	$914.35
$930.00	$925.00	Jul 31	$0.65	$4.35	$0.65	6.69	$929.35
$935.00	$930.00	Jul 31	$0.65	$4.35	$0.65	6.69	$934.35

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 498 found (best R:R 49.00, avg 1.41)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	R:R	BE
$950.00	$955.00	Jul 31	$4.90	$4.90	$0.10	49.00	$954.90
$1010.00	$1015.00	Jul 31	$4.40	$4.40	$0.60	7.33	$1014.40
$960.00	$980.00	Jul 31	$16.35	$16.35	$3.65	4.48	$976.35
$915.00	$950.00	Jul 31	$27.75	$27.75	$7.25	3.83	$942.75
$980.00	$1000.00	Jul 31	$15.55	$15.55	$4.45	3.49	$995.55

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	R:R	BE
$1350.00	$1345.00	Jul 31	$4.55	$4.55	$0.45	10.11	$1345.45
$1320.00	$1315.00	Jul 31	$4.50	$4.50	$0.50	9.00	$1315.50
$1290.00	$1285.00	Jul 31	$4.45	$4.45	$0.55	8.09	$1285.55
$1360.00	$1355.00	Jul 31	$4.40	$4.40	$0.60	7.33	$1355.60
$1340.00	$1335.00	Aug 7	$4.40	$4.40	$0.60	7.33	$1335.60

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 118 found (avg debit $54.41, cheapest $17.45)

CALLS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$1090.00	Aug 14	Aug 21	$17.45	161.8%	149.8%
$920.00	Aug 21	Sep 4	$19.00	156.4%	140.1%
$990.00	Aug 21	Sep 4	$22.95	153.2%	138.8%
$1060.00	Aug 7	Aug 21	$34.65	185.9%	150.9%
$1120.00	Aug 7	Aug 21	$35.20	182.4%	149.1%

PUTS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$910.00	Jul 31	Aug 7	$36.00	208.9%	195.4%
$920.00	Jul 31	Aug 7	$37.15	207.2%	194.3%
$930.00	Jul 31	Aug 7	$38.55	206.9%	193.7%
$940.00	Jul 31	Aug 7	$39.90	206.1%	193.2%
$950.00	Jul 31	Aug 7	$41.45	203.9%	192.6%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 181 found (cheapest 14.10% of stock, avg 25.49%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$1135.00	Jul 31	$80.80	$79.35	$160.15	$974.85	$1295.15	14.10%
$1145.00	Jul 31	$76.25	$84.05	$160.30	$984.70	$1305.30	14.11%
$1125.00	Jul 31	$86.15	$74.65	$160.80	$964.20	$1285.80	14.15%
$1130.00	Jul 31	$83.65	$77.30	$160.95	$969.05	$1290.95	14.17%
$1140.00	Jul 31	$78.50	$82.50	$161.00	$979.00	$1301.00	14.17%
$1115.00	Jul 31	$91.35	$69.80	$161.15	$953.85	$1276.15	14.18%
$1150.00	Jul 31	$74.00	$87.65	$161.65	$988.35	$1311.65	14.23%
$1155.00	Jul 31	$71.65	$90.40	$162.05	$992.95	$1317.05	14.26%
$1165.00	Jul 31	$66.85	$95.70	$162.55	$1002.45	$1327.55	14.31%
$1160.00	Jul 31	$70.10	$92.95	$163.05	$996.95	$1323.05	14.35%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 135 found (cheapest 12.35% of stock, avg 25.51%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$1175.00	$1130.00	Jul 31	$63.05	$77.30	$140.35	$989.65	$1315.35
$1175.00	$1135.00	Jul 31	$63.05	$79.35	$142.40	$992.60	$1317.40
$1170.00	$1130.00	Jul 31	$65.55	$77.30	$142.85	$987.15	$1312.85
$1165.00	$1130.00	Jul 31	$66.85	$77.30	$144.15	$985.85	$1309.15
$1170.00	$1135.00	Jul 31	$65.55	$79.35	$144.90	$990.10	$1314.90
$1175.00	$1140.00	Jul 31	$63.05	$82.50	$145.55	$994.45	$1320.55
$1165.00	$1135.00	Jul 31	$66.85	$79.35	$146.20	$988.80	$1311.20
$1175.00	$1145.00	Jul 31	$63.05	$84.05	$147.10	$997.90	$1322.10
$1160.00	$1130.00	Jul 31	$70.10	$77.30	$147.40	$982.60	$1307.40
$1170.00	$1140.00	Jul 31	$65.55	$82.50	$148.05	$991.95	$1318.05

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 410 found (best R:R 65.67, avg credit $14.22)

Put Spread	Call Spread	Expiry	Credit	Max Loss	R:R	BE Low	BE High
960/970	1050/1060	Aug 7	$9.85	$0.15	65.67	$960.15	$1059.85
920/930	950/960	Aug 21	$9.85	$0.15	65.67	$920.15	$959.85
940/950	970/980	Aug 21	$9.85	$0.15	65.67	$940.15	$979.85
950/960	1050/1060	Aug 7	$9.80	$0.20	49.00	$950.20	$1059.80
990/1000	1290/1300	Aug 28	$9.80	$0.20	49.00	$990.20	$1299.80
940/950	1050/1060	Aug 7	$9.70	$0.30	32.33	$940.30	$1059.70
920/930	1050/1060	Aug 7	$9.65	$0.35	27.57	$920.35	$1059.65
1010/1020	1090/1100	Aug 14	$9.65	$0.35	27.57	$1010.35	$1099.65
910/920	950/960	Aug 21	$9.65	$0.35	27.57	$910.35	$959.65
930/940	950/960	Aug 21	$9.65	$0.35	27.57	$930.35	$959.65

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 202 found (best R:R 199.00, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	R:R
$1135.00	$1140.00	$1145.00	Jul 31	$0.05	$4.95	99.00
$1345.00	$1350.00	$1355.00	Aug 7	$0.05	$4.95	99.00
$1280.00	$1290.00	$1300.00	Aug 21	$0.10	$9.90	99.00
$1330.00	$1340.00	$1350.00	Aug 21	$0.10	$9.90	99.00
$1270.00	$1280.00	$1290.00	Aug 14	$0.15	$9.85	65.67

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	R:R
$930.00	$940.00	$950.00	Aug 14	$0.05	$9.95	199.00
$1270.00	$1280.00	$1290.00	Aug 28	$0.05	$9.95	199.00
$1320.00	$1325.00	$1330.00	Jul 31	$0.05	$4.95	99.00
$930.00	$940.00	$950.00	Aug 7	$0.10	$9.90	99.00
$940.00	$950.00	$960.00	Aug 7	$0.10	$9.90	99.00

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 2 found (best net $-50.25, 2 credits)

CALLS (1)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$990.00	$1160.00	1:2	Sep 4	-$111.75	$58.25

PUTS (1)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$1150.00	$1000.00	1:2	Sep 4	-$50.25	$99.75

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 127 found (best yield 16.37%, avg 7.63%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$1160.00	Sep 4	$186.00	0.57	2.1%	16.37%	18.47%	1	--
$1140.00	Aug 21	$169.60	0.57	0.3%	14.93%	15.27%	--	93
$1150.00	Aug 21	$164.80	0.56	1.2%	14.51%	15.73%	4	102
$1160.00	Aug 21	$160.90	0.55	2.1%	14.16%	16.26%	13	88
$1200.00	Aug 28	$156.70	0.53	5.6%	13.79%	19.41%	--	10
$1240.00	Sep 4	$155.10	0.51	9.1%	13.65%	22.79%	1	1
$1170.00	Aug 21	$153.80	0.54	3.0%	13.54%	16.52%	1	33
$1180.00	Aug 21	$151.90	0.54	3.9%	13.37%	17.23%	--	63
$1150.00	Aug 14	$150.00	0.55	1.2%	13.20%	14.42%	1	19
$1190.00	Aug 21	$145.40	0.53	4.7%	12.80%	17.54%	1	14

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 8,178

Total Puts 8,465

Put/Call Ratio 1.04

Net Difference -287

Prior's Put/Call Breakdown

Total Calls 9,706

Total Puts 4,374

Put/Call Ratio 0.45

Net Difference 5,332

Prior 7-Day Put/Call Summary

Total Calls 173,849

Total Puts 185,939

Average Put/Call Ratio 1.03

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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