SNDK - Options Database

SNDK

SANDISK CORP

$1173.43 -8.20%

(7/27 19:06) ◀

Tuesday, July 28, 2026 (9:35am)

▶ (7/28 09:40)

◀ 7/28 09:35 ▶

Option Volume

Detail

ℹ

Current (07/28 9:35am) 8,634

Calls: 4,119 (48%)

Puts: 4,515 (52%)

Prior (07/16) 9,278

Calls: 6,869 (74%)

Puts: 2,409 (26%)

Current vs Prior -6.94%

Calls: -40.03% (Calls)

Puts: +87.42% (Puts)

Prior 7-Day Total 384,515

Calls: 189,284 (49%)

Puts: 195,231 (51%)

Prior 7-Day Average 54,930

Calls: 27,040 (49%)

Puts: 27,890 (51%)

Current vs Prior 7-Day Avg -84.28%

Calls: -84.77%

Puts: -83.81%

Sentiment BEARISH

Dollar Volume

Detail

ℹ

Current (07/28 9:35am) $52.33M

Calls: $13.56M (26%)

Puts: $38.77M (74%)

Prior (07/16) $39.00M

Calls: $26.34M (68%)

Puts: $12.66M (32%)

Current vs Prior +34.18%

Calls: -48.52%

Puts: +206.22%

Prior 7-Day Total $2.70B

Calls: $1.43B (53%)

Puts: $1.27B (47%)

Prior 7-Day Average $386.26M

Calls: $204.52M (53%)

Puts: $181.74M (47%)

Current vs Prior 7-Day Avg -86.45%

Calls: -93.37%

Puts: -78.67%

Sentiment BEARISH

Put/Call Ratio

Detail

ℹ

Current (07/28 9:35am) 1.10

Prior (07/16) 0.35

Current vs Prior +212.55%

Prior 7-Day Average 0.97

Current vs Prior 7-Day Avg +12.99%

Sentiment BEARISH

Open Interest

Detail

ℹ

Current (07/28 9:35am) 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 2,869,787

Calls: 1,180,722 (41%)

Puts: 1,689,065 (59%)

Prior 7-Day Average 409,969

Calls: 168,674 (41%)

Puts: 241,295 (59%)

Current vs Prior 7-Day Avg -18.60%

Sentiment BULLISH

Expected Move

Detail

ℹ

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

Current 14.72% | 24.63%30.76% | 39.47%

Prior 12.21% | 18.00%18.00% | 36.35%

Current vs Prior +20.52% | +36.83%+70.91% | +8.57%

Prior 7-Day Avg 9.88% | 16.39%9.63% | 35.40%

Current vs 7-Day Avg +48.93% | +50.27%+219.44% | +11.48%

Prior 7-Day Eod 12.21% | 18.00%30.20% | 38.84%

Current vs 7-Day Eod +20.52% | +36.83%+1.86% | +1.61%

Sentiment BEARISHBEARISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 4.06% | 4.84%

Calls: 1.96% | 4.80%

Puts: 6.16% | 4.88%

Prior 4.47% | 4.62%

Calls: 5.18% | 5.03%

Puts: 3.76% | 4.21%

Current vs Prior -9.17% | +4.76%

Prior 7-Day Avg 5.42% | 5.68%

Calls: 5.69% | 5.18%

Puts: 5.16% | 6.18%

Current vs 7-Day Avg -25.12% | -14.76%

Liquidity Acceptable

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Moderately bearish flow with 74% put dollar volume ($38.77M). Slightly bearish P/C ratio of 1.10. P/C ratio rising 213% - increased hedging/bearish positioning. Declining open interest (down 20%) indicates positions being closed.

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
10:00	BULLISH	BULLISH	BULLISH
09:55	BEARISH	BULLISH	BULLISH
09:50	BEARISH	BULLISH	BULLISH
09:45	BEARISH	BULLISH	BULLISH
09:40	BULLISH	BULLISH	BULLISH
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

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Tightest Spreads

💰

Best Value <$1

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High Delta

⚖️

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 486 of results (avg 5.7%, best 2.0%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1170.00	Jul 31	85.80	87.50	$86.65	2.0%	28	0.53	17
$1200.00	Jul 31	71.60	73.30	$72.45	2.3%	141	0.48	609
$1155.00	Jul 31	93.00	96.00	$94.50	3.2%	104	0.56	1
$1190.00	Aug 7	132.50	137.00	$134.75	3.3%	2	0.54	702
$1050.00	Aug 7	208.70	216.40	$212.55	3.6%	1	0.69	16

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1160.00	Jul 31	77.40	79.50	$78.45	2.7%	127	0.45	213
$1170.00	Jul 31	82.00	84.30	$83.15	2.8%	54	0.47	206
$1400.00	Aug 21	318.00	327.20	$322.60	2.9%	1	0.61	1.0K
$1400.00	Aug 7	283.20	291.90	$287.55	3.0%	2	0.68	353
$1220.00	Jul 31	109.20	112.60	$110.90	3.1%	5	0.56	171

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. 227 found (avg delta 0.62, highest 0.88)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$950.00	Jul 31	230.90	244.00	$237.45	5.5%	1	0.88	1
$960.00	Jul 31	224.30	236.00	$230.15	5.1%	--	0.87	22
$980.00	Jul 31	208.40	216.90	$212.65	4.0%	--	0.84	17
$1000.00	Jul 31	191.00	201.20	$196.10	5.2%	--	0.82	1.9K
$1010.00	Jul 31	185.40	194.00	$189.70	4.5%	--	0.81	10

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1405.00	Jul 31	243.00	252.20	$247.60	3.7%	63	0.83	178
$1400.00	Jul 31	238.30	246.20	$242.25	3.3%	134	0.83	1.4K
$1395.00	Jul 31	234.10	242.60	$238.35	3.6%	63	0.82	266
$1390.00	Jul 31	230.00	237.30	$233.65	3.1%	1	0.82	7.8K
$1385.00	Jul 31	226.10	235.20	$230.65	3.9%	--	0.81	164

Most actively traded options today. High liquidity = easy entry/exit. 265 active (total vol 4.5K, top 470)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1300.00	Jul 31	35.50	38.00	$36.75	6.8%	379	0.30	821
$1400.00	Jul 31	15.60	17.00	$16.30	8.6%	245	0.16	3.3K
$1200.00	Jul 31	71.60	73.30	$72.45	2.3%	141	0.48	609
$1155.00	Jul 31	93.00	96.00	$94.50	3.2%	104	0.56	1
$1280.00	Jul 31	40.50	43.90	$42.20	8.1%	98	0.33	139

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$950.00	Jul 31	14.50	16.00	$15.25	9.8%	470	0.12	1.4K
$1100.00	Aug 7	104.80	110.10	$107.45	4.9%	221	0.36	562
$1000.00	Jul 31	23.20	24.20	$23.70	4.2%	187	0.18	3.9K
$1150.00	Jul 31	71.30	75.00	$73.15	5.1%	144	0.43	1.5K
$1100.00	Jul 31	50.10	54.70	$52.40	8.8%	139	0.34	8.0K

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 124 strikes (avg 28.8%, max 46.8%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$1160.00	Jul 31	Sep 4	193.7%	136.3%	42.1%	32	8
$1070.00	Jul 31	Aug 28	197.0%	143.8%	37.0%	3	13
$1100.00	Jul 31	Aug 28	195.4%	142.8%	36.8%	8	269
$1240.00	Jul 31	Sep 4	187.2%	140.2%	33.6%	3	68
$1300.00	Jul 31	Sep 4	186.3%	139.4%	33.6%	379	837

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$950.00	Jul 31	Sep 4	207.1%	141.1%	46.8%	471	1.4K
$960.00	Jul 31	Sep 4	205.8%	141.0%	46.0%	1	142
$970.00	Jul 31	Sep 4	205.9%	141.2%	45.8%	8	307
$990.00	Jul 31	Sep 4	203.0%	140.4%	44.6%	35	485
$1000.00	Jul 31	Sep 4	202.0%	140.2%	44.1%	187	4.0K

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 435 found (best R:R 49.00, avg 1.92)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	R:R	BE
$1345.00	$1350.00	Jul 31	$0.10	$4.90	$0.10	49.00	$1345.10
$1385.00	$1390.00	Aug 21	$0.10	$4.90	$0.10	49.00	$1385.10
$1335.00	$1340.00	Jul 31	$0.35	$4.65	$0.35	13.29	$1335.35
$1385.00	$1390.00	Jul 31	$0.45	$4.55	$0.45	10.11	$1385.45
$1360.00	$1370.00	Aug 21	$1.30	$8.70	$1.30	6.69	$1361.30

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	R:R	BE
$945.00	$940.00	Jul 31	$0.65	$4.35	$0.65	6.69	$944.35
$950.00	$945.00	Jul 31	$0.65	$4.35	$0.65	6.69	$949.35
$960.00	$955.00	Jul 31	$0.65	$4.35	$0.65	6.69	$959.35
$1000.00	$995.00	Jul 31	$0.65	$4.35	$0.65	6.69	$999.35
$965.00	$960.00	Jul 31	$0.80	$4.20	$0.80	5.25	$964.20

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 525 found (best R:R 32.33, avg 1.47)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	R:R	BE
$1010.00	$1015.00	Jul 31	$4.50	$4.50	$0.50	9.00	$1014.50
$970.00	$980.00	Aug 21	$8.90	$8.90	$1.10	8.09	$978.90
$960.00	$980.00	Jul 31	$17.50	$17.50	$2.50	7.00	$977.50
$1020.00	$1030.00	Jul 31	$8.70	$8.70	$1.30	6.69	$1028.70
$1125.00	$1130.00	Jul 31	$4.35	$4.35	$0.65	6.69	$1129.35

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	R:R	BE
$1405.00	$1400.00	Aug 28	$4.85	$4.85	$0.15	32.33	$1400.15
$1395.00	$1390.00	Aug 21	$4.80	$4.80	$0.20	24.00	$1390.20
$1325.00	$1320.00	Jul 31	$4.75	$4.75	$0.25	19.00	$1320.25
$1335.00	$1330.00	Jul 31	$4.75	$4.75	$0.25	19.00	$1330.25
$1395.00	$1390.00	Jul 31	$4.70	$4.70	$0.30	15.67	$1390.30

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 124 found (avg debit $55.48, cheapest $23.85)

CALLS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$990.00	Aug 21	Sep 4	$23.85	153.8%	140.4%
$1060.00	Aug 7	Aug 21	$31.15	188.7%	151.4%
$1120.00	Aug 7	Aug 21	$33.50	184.9%	149.2%
$1405.00	Jul 31	Aug 7	$46.45	179.4%	175.2%
$1395.00	Jul 31	Aug 7	$46.90	179.7%	174.9%

PUTS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$940.00	Jul 31	Aug 7	$37.60	207.9%	197.0%
$950.00	Jul 31	Aug 7	$38.80	207.1%	195.3%
$960.00	Jul 31	Aug 7	$40.40	205.8%	195.4%
$970.00	Jul 31	Aug 7	$41.45	205.9%	194.3%
$975.00	Jul 31	Aug 7	$42.05	204.7%	194.6%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 190 found (cheapest 14.45% of stock, avg 25.27%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$1180.00	Jul 31	$81.70	$87.85	$169.55	$1010.45	$1349.55	14.45%
$1170.00	Jul 31	$86.65	$83.15	$169.80	$1000.20	$1339.80	14.47%
$1155.00	Jul 31	$94.50	$75.70	$170.20	$984.80	$1325.20	14.50%
$1185.00	Jul 31	$79.60	$90.50	$170.10	$1014.90	$1355.10	14.50%
$1175.00	Jul 31	$84.25	$86.05	$170.30	$1004.70	$1345.30	14.51%
$1190.00	Jul 31	$77.20	$93.10	$170.30	$1019.70	$1360.30	14.51%
$1150.00	Jul 31	$97.40	$73.15	$170.55	$979.45	$1320.55	14.53%
$1165.00	Jul 31	$89.70	$80.85	$170.55	$994.45	$1335.55	14.53%
$1145.00	Jul 31	$99.85	$71.10	$170.95	$974.05	$1315.95	14.57%
$1160.00	Jul 31	$92.55	$78.45	$171.00	$989.00	$1331.00	14.57%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 140 found (cheapest 12.72% of stock, avg 25.22%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$1210.00	$1165.00	Jul 31	$68.40	$80.85	$149.25	$1015.75	$1359.25
$1210.00	$1170.00	Jul 31	$68.40	$83.15	$151.55	$1018.45	$1361.55
$1205.00	$1165.00	Jul 31	$71.00	$80.85	$151.85	$1013.15	$1356.85
$1200.00	$1165.00	Jul 31	$72.45	$80.85	$153.30	$1011.70	$1353.30
$1205.00	$1170.00	Jul 31	$71.00	$83.15	$154.15	$1015.85	$1359.15
$1210.00	$1175.00	Jul 31	$68.40	$86.05	$154.45	$1020.55	$1364.45
$1200.00	$1170.00	Jul 31	$72.45	$83.15	$155.60	$1014.40	$1355.60
$1195.00	$1165.00	Jul 31	$75.25	$80.85	$156.10	$1008.90	$1351.10
$1210.00	$1180.00	Jul 31	$68.40	$87.85	$156.25	$1023.75	$1366.25
$1205.00	$1175.00	Jul 31	$71.00	$86.05	$157.05	$1017.95	$1362.05

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 403 found (best R:R 65.67, avg credit $14.96)

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
960/970	1010/1020	Aug 21	$9.85	$0.15	65.67	$960.15	$1019.85
985/990	1020/1030	Jul 31	$9.75	$0.25	39.00	$980.25	$1029.75
970/980	1010/1020	Aug 21	$9.75	$0.25	39.00	$970.25	$1019.75
990/1000	1030/1040	Aug 21	$9.75	$0.25	39.00	$990.25	$1039.75
940/950	1050/1060	Aug 7	$9.70	$0.30	32.33	$940.30	$1059.70
960/970	1030/1040	Aug 21	$9.70	$0.30	32.33	$960.30	$1039.70
980/990	1010/1020	Aug 21	$9.70	$0.30	32.33	$980.30	$1019.70
990/1000	1020/1030	Aug 21	$9.65	$0.35	27.57	$990.35	$1029.65
950/955	1020/1030	Jul 31	$9.60	$0.40	24.00	$945.40	$1029.60

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 213 found (best R:R 199.00, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	R:R
$1220.00	$1230.00	$1240.00	Aug 7	$0.05	$9.95	199.00
$1060.00	$1070.00	$1080.00	Aug 21	$0.05	$9.95	199.00
$1365.00	$1370.00	$1375.00	Jul 31	$0.05	$4.95	99.00
$1140.00	$1150.00	$1160.00	Aug 21	$0.15	$9.85	65.67
$1295.00	$1300.00	$1305.00	Jul 31	$0.10	$4.90	49.00

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	R:R
$1200.00	$1210.00	$1220.00	Aug 7	$0.05	$9.95	199.00
$1160.00	$1170.00	$1180.00	Aug 21	$0.05	$9.95	199.00
$965.00	$970.00	$975.00	Jul 31	$0.05	$4.95	99.00
$970.00	$975.00	$980.00	Aug 7	$0.05	$4.95	99.00
$1270.00	$1280.00	$1290.00	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 $-47.00, 2 credits)

CALLS (1)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$990.00	$1160.00	1:2	Sep 4	-$127.10	$42.90

PUTS (1)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$1160.00	$1000.00	1:2	Sep 4	-$47.00	$113.00

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 128 found (best yield 15.23%, avg 7.49%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$1200.00	Aug 28	$178.70	0.56	2.3%	15.23%	17.49%	--	10
$1240.00	Sep 4	$175.10	0.54	5.7%	14.92%	20.60%	1	1
$1180.00	Aug 21	$172.00	0.57	0.6%	14.66%	15.22%	--	63
$1190.00	Aug 21	$165.60	0.56	1.4%	14.11%	15.52%	1	14
$1200.00	Aug 21	$164.00	0.55	2.3%	13.98%	16.24%	4	263
$1210.00	Aug 21	$157.00	0.54	3.1%	13.38%	16.50%	--	27
$1180.00	Aug 14	$156.80	0.56	0.6%	13.36%	13.92%	2	3
$1250.00	Aug 28	$156.20	0.52	6.5%	13.31%	19.84%	--	18
$1260.00	Aug 28	$153.30	0.51	7.4%	13.06%	20.44%	--	55
$1220.00	Aug 21	$152.80	0.53	4.0%	13.02%	16.99%	--	37

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 4,119

Total Puts 4,515

Put/Call Ratio 1.10

Net Difference -396

Prior's Put/Call Breakdown

Total Calls 6,869

Total Puts 2,409

Put/Call Ratio 0.35

Net Difference 4,460

Prior 7-Day Put/Call Summary

Total Calls 189,284

Total Puts 195,231

Average Put/Call Ratio 0.97

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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