SNDK - Options Database

SNDK

SANDISK CORP

$1099.31 -14.00%

(7/28 09:50) ◀

Tuesday, July 28, 2026 (9:55am)

▶ (7/28 10:00)

◀ 7/28 09:55 ▶

Option Volume

Detail

ℹ

Current (07/28 9:55am) 34,382

Calls: 16,542 (48%)

Puts: 17,840 (52%)

Prior (07/16) 33,361

Calls: 19,554 (59%)

Puts: 13,807 (41%)

Current vs Prior +3.06%

Calls: -15.40% (Calls)

Puts: +29.21% (Puts)

Prior 7-Day Total 380,026

Calls: 183,674 (48%)

Puts: 196,352 (52%)

Prior 7-Day Average 54,289

Calls: 26,239 (48%)

Puts: 28,050 (52%)

Current vs Prior 7-Day Avg -36.67%

Calls: -36.96%

Puts: -36.40%

Sentiment BEARISH

Dollar Volume

Detail

ℹ

Current (07/28 9:55am) $227.69M

Calls: $45.10M (20%)

Puts: $182.59M (80%)

Prior (07/16) $159.26M

Calls: $61.61M (39%)

Puts: $97.65M (61%)

Current vs Prior +42.96%

Calls: -26.80%

Puts: +86.98%

Prior 7-Day Total $2.74B

Calls: $1.41B (52%)

Puts: $1.33B (48%)

Prior 7-Day Average $390.91M

Calls: $201.35M (52%)

Puts: $189.56M (48%)

Current vs Prior 7-Day Avg -41.75%

Calls: -77.60%

Puts: -3.68%

Sentiment BEARISH

Put/Call Ratio

Detail

ℹ

Current (07/28 9:55am) 1.08

Prior (07/16) 0.71

Current vs Prior +52.74%

Prior 7-Day Average 1.02

Current vs Prior 7-Day Avg +5.51%

Sentiment BEARISH

Open Interest

Detail

ℹ

Current (07/28 9:55am) 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 14.13% | 24.67%31.27% | 39.83%

Prior 7.98% | 17.52%7.98% | 34.98%

Current vs Prior +77.04% | +40.78%+291.93% | +13.85%

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

Current vs 7-Day Avg +38.57% | +52.85%+140.76% | +11.66%

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

Current vs 7-Day Eod +77.04% | +40.78%+3.55% | +2.54%

Sentiment BEARISHBEARISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 2.92% | 4.23%

Calls: 4.80% | 5.71%

Puts: 1.05% | 2.75%

Prior 5.80% | 3.81%

Calls: 6.51% | 4.35%

Puts: 5.09% | 3.27%

Current vs Prior -49.66% | +11.02%

Prior 7-Day Avg 5.48% | 5.37%

Calls: 5.83% | 5.04%

Puts: 5.15% | 5.69%

Current vs 7-Day Avg -46.76% | -21.18%

Liquidity Good

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Strong bearish conviction with 80% of dollar volume in puts ($182.59M) vs calls ($45.10M). Slightly bearish P/C ratio of 1.08. P/C ratio rising 53% - 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 BEARISH

7-Day Avg BULLISH

Current NEUTRAL

Prior BULLISH

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

Sentiment Timeline (Today)

Time	Smart Money	Retail	Overall
09:55	BEARISH	NEUTRAL	BEARISH
09:50	BEARISH	NEUTRAL	BEARISH
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

💰

Best Value <$1

📊

High Delta

⚖️

Ratio Spreads

🛡️

Covered Calls

Options with the tightest bid-ask spreads (<10%). Lower spreads = better fills and less slippage. Showing top 462 of results (avg 5.5%, best 1.1%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1150.00	Jul 31	54.50	55.50	$55.00	1.8%	298	0.43	25
$1100.00	Jul 31	75.60	77.20	$76.40	2.1%	299	0.54	262
$1130.00	Jul 31	62.10	63.70	$62.90	2.5%	121	0.47	3
$1110.00	Jul 31	70.60	72.50	$71.55	2.7%	24	0.52	5
$1070.00	Jul 31	90.60	93.30	$91.95	2.9%	8	0.60	6

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1100.00	Jul 31	75.80	76.60	$76.20	1.0%	1.0K	0.46	8.0K
$1165.00	Jul 31	112.90	114.70	$113.80	1.6%	148	0.59	140
$1130.00	Jul 31	92.20	93.70	$92.95	1.6%	402	0.53	183
$1095.00	Jul 31	73.10	74.40	$73.75	1.8%	79	0.45	86
$1110.00	Jul 31	81.00	82.50	$81.75	1.8%	283	0.48	179

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. 204 found (avg delta 0.62, highest 0.88)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$890.00	Jul 31	217.80	230.50	$224.15	5.7%	--	0.88	11
$900.00	Jul 31	209.30	221.80	$215.55	5.8%	6	0.87	11
$915.00	Jul 31	195.60	209.20	$202.40	6.7%	--	0.86	11
$950.00	Jul 31	168.20	177.80	$173.00	5.5%	2	0.81	1
$955.00	Jul 31	164.90	173.00	$168.95	4.8%	1	0.81	--

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1315.00	Jul 31	227.70	233.60	$230.65	2.6%	4	0.82	1.0K
$1310.00	Jul 31	223.30	229.00	$226.15	2.5%	9	0.82	2.8K
$1305.00	Jul 31	218.70	228.30	$223.50	4.3%	6	0.81	80
$1300.00	Jul 31	214.70	220.00	$217.35	2.4%	207	0.81	1.8K
$1295.00	Jul 31	210.10	216.00	$213.05	2.8%	8	0.80	218

Most actively traded options today. High liquidity = easy entry/exit. 421 active (total vol 17.3K, top 1.2K)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1300.00	Jul 31	17.00	18.00	$17.50	5.7%	902	0.18	821
$1200.00	Jul 31	37.90	39.70	$38.80	4.6%	538	0.34	609
$1250.00	Jul 31	25.10	26.60	$25.85	5.8%	361	0.25	284
$1200.00	Aug 7	91.20	96.60	$93.90	5.8%	343	0.45	708
$1100.00	Jul 31	75.60	77.20	$76.40	2.1%	299	0.54	262

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$950.00	Jul 31	22.30	24.00	$23.15	7.3%	1.2K	0.19	1.4K
$1100.00	Jul 31	75.80	76.60	$76.20	1.0%	1.0K	0.46	8.0K
$1000.00	Jul 31	35.20	37.50	$36.35	6.3%	913	0.27	3.9K
$900.00	Jul 31	14.20	15.70	$14.95	10.0%	796	0.13	3.4K
$1150.00	Jul 31	103.40	105.60	$104.50	2.1%	488	0.56	1.5K

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 111 strikes (avg 24.1%, max 46.6%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$1100.00	Jul 31	Sep 4	184.9%	138.0%	34.0%	300	264
$1115.00	Jul 31	Sep 4	185.0%	140.2%	31.9%	46	3
$1150.00	Jul 31	Sep 4	183.6%	139.9%	31.2%	299	25
$900.00	Jul 31	Aug 21	203.3%	156.6%	29.8%	8	68
$1240.00	Jul 31	Sep 4	181.5%	139.8%	29.8%	9	68

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$880.00	Jul 31	Sep 4	206.4%	140.8%	46.6%	59	215
$900.00	Jul 31	Sep 4	203.3%	140.5%	44.8%	798	3.4K
$910.00	Jul 31	Sep 4	201.7%	140.1%	43.9%	24	341
$920.00	Jul 31	Sep 4	200.4%	140.3%	42.8%	43	425
$950.00	Jul 31	Sep 4	196.1%	139.1%	41.0%	1.2K	1.4K

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 432 found (best R:R 11.50, avg 1.76)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	R:R	BE
$1310.00	$1315.00	Jul 31	$0.40	$4.60	$0.40	11.50	$1310.40
$1270.00	$1275.00	Jul 31	$0.55	$4.45	$0.55	8.09	$1270.55
$1295.00	$1300.00	Jul 31	$0.55	$4.45	$0.55	8.09	$1295.55
$1260.00	$1265.00	Jul 31	$0.60	$4.40	$0.60	7.33	$1260.60
$1280.00	$1285.00	Jul 31	$0.75	$4.25	$0.75	5.67	$1280.75

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	R:R	BE
$885.00	$880.00	Jul 31	$0.45	$4.55	$0.45	10.11	$884.55
$895.00	$890.00	Jul 31	$0.45	$4.55	$0.45	10.11	$894.55
$950.00	$945.00	Jul 31	$0.55	$4.45	$0.55	8.09	$949.45
$920.00	$915.00	Jul 31	$0.60	$4.40	$0.60	7.33	$919.40
$910.00	$905.00	Jul 31	$0.65	$4.35	$0.65	6.69	$909.35

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 509 found (best R:R 32.33, avg 1.43)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	R:R	BE
$1000.00	$1005.00	Jul 31	$4.85	$4.85	$0.15	32.33	$1004.85
$900.00	$915.00	Jul 31	$13.15	$13.15	$1.85	7.11	$913.15
$890.00	$900.00	Jul 31	$8.60	$8.60	$1.40	6.14	$898.60
$915.00	$950.00	Jul 31	$29.40	$29.40	$5.60	5.25	$944.40
$950.00	$955.00	Jul 31	$4.05	$4.05	$0.95	4.26	$954.05

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	R:R	BE
$1220.00	$1215.00	Jul 31	$4.85	$4.85	$0.15	32.33	$1215.15
$1315.00	$1310.00	Aug 28	$4.85	$4.85	$0.15	32.33	$1310.15
$1285.00	$1280.00	Jul 31	$4.70	$4.70	$0.30	15.67	$1280.30
$1225.00	$1220.00	Jul 31	$4.50	$4.50	$0.50	9.00	$1220.50
$1290.00	$1285.00	Jul 31	$4.50	$4.50	$0.50	9.00	$1285.50

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 121 found (avg debit $54.60, cheapest $13.10)

CALLS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$990.00	Aug 21	Aug 28	$13.10	153.3%	144.1%
$920.00	Aug 21	Sep 4	$19.95	155.8%	140.3%
$900.00	Jul 31	Aug 7	$39.75	203.3%	194.7%
$1315.00	Jul 31	Aug 7	$45.05	180.0%	178.1%
$1310.00	Jul 31	Aug 7	$45.85	179.6%	178.8%

PUTS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$880.00	Jul 31	Aug 7	$35.80	206.4%	195.9%
$890.00	Jul 31	Aug 7	$37.20	205.5%	195.5%
$895.00	Jul 31	Aug 7	$37.90	204.7%	195.3%
$900.00	Jul 31	Aug 7	$38.70	203.3%	194.7%
$905.00	Jul 31	Aug 7	$39.35	202.4%	194.2%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 192 found (cheapest 13.88% of stock, avg 25.77%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$1085.00	Jul 31	$83.90	$68.70	$152.60	$932.40	$1237.60	13.88%
$1090.00	Jul 31	$81.20	$71.35	$152.55	$937.45	$1242.55	13.88%
$1100.00	Jul 31	$76.40	$76.20	$152.60	$947.40	$1252.60	13.88%
$1105.00	Jul 31	$73.60	$79.05	$152.65	$952.35	$1257.65	13.89%
$1065.00	Jul 31	$93.25	$59.50	$152.75	$912.25	$1217.75	13.90%
$1095.00	Jul 31	$79.10	$73.75	$152.85	$942.15	$1247.85	13.90%
$1080.00	Jul 31	$86.50	$66.60	$153.10	$926.90	$1233.10	13.93%
$1115.00	Jul 31	$69.10	$84.15	$153.25	$961.75	$1268.25	13.94%
$1110.00	Jul 31	$71.55	$81.75	$153.30	$956.70	$1263.30	13.95%
$1070.00	Jul 31	$91.95	$61.90	$153.85	$916.15	$1223.85	14.00%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 145 found (cheapest 12.03% of stock, avg 26.29%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$1140.00	$1095.00	Jul 31	$58.50	$73.75	$132.25	$962.75	$1272.25
$1135.00	$1095.00	Jul 31	$60.50	$73.75	$134.25	$960.75	$1269.25
$1140.00	$1100.00	Jul 31	$58.50	$76.20	$134.70	$965.30	$1274.70
$1130.00	$1095.00	Jul 31	$62.90	$73.75	$136.65	$958.35	$1266.65
$1135.00	$1100.00	Jul 31	$60.50	$76.20	$136.70	$963.30	$1271.70
$1140.00	$1105.00	Jul 31	$58.50	$79.05	$137.55	$967.45	$1277.55
$1125.00	$1095.00	Jul 31	$64.65	$73.75	$138.40	$956.60	$1263.40
$1130.00	$1100.00	Jul 31	$62.90	$76.20	$139.10	$960.90	$1269.10
$1135.00	$1105.00	Jul 31	$60.50	$79.05	$139.55	$965.45	$1274.55
$1140.00	$1110.00	Jul 31	$58.50	$81.75	$140.25	$969.75	$1280.25

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 460 found (best R:R 65.67, avg credit $13.79)

Put Spread	Call Spread	Expiry	Credit	Max Loss	R:R	BE Low	BE High
970/980	1110/1115	Aug 28	$9.85	$0.15	65.67	$970.15	$1119.85
905/910	1050/1055	Aug 7	$4.90	$0.10	49.00	$905.10	$1054.90
885/890	950/955	Jul 31	$4.85	$0.15	32.33	$885.15	$954.85
880/890	970/980	Aug 21	$9.70	$0.30	32.33	$880.30	$979.70
900/910	970/980	Aug 21	$9.70	$0.30	32.33	$900.30	$979.70
920/930	970/980	Aug 21	$9.70	$0.30	32.33	$920.30	$979.70
930/940	980/990	Aug 21	$9.70	$0.30	32.33	$930.30	$989.70
950/960	980/990	Aug 21	$9.70	$0.30	32.33	$950.30	$989.70
910/920	940/950	Aug 21	$9.65	$0.35	27.57	$910.35	$949.65
950/960	1100/1110	Aug 28	$9.65	$0.35	27.57	$950.35	$1109.65

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 223 found (best R:R 199.00, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	R:R
$1105.00	$1110.00	$1115.00	Aug 7	$0.05	$4.95	99.00
$1165.00	$1170.00	$1175.00	Aug 7	$0.05	$4.95	99.00
$1180.00	$1185.00	$1190.00	Aug 7	$0.05	$4.95	99.00
$1250.00	$1260.00	$1270.00	Aug 14	$0.10	$9.90	99.00
$1225.00	$1230.00	$1235.00	Jul 31	$0.10	$4.90	49.00

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	R:R
$1140.00	$1150.00	$1160.00	Aug 14	$0.05	$9.95	199.00
$1090.00	$1095.00	$1100.00	Jul 31	$0.05	$4.95	99.00
$950.00	$955.00	$960.00	Aug 7	$0.05	$4.95	99.00
$1200.00	$1210.00	$1220.00	Aug 7	$0.10	$9.90	99.00
$1210.00	$1220.00	$1230.00	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. -- 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. 139 found (best yield 17.49%, avg 8.30%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$1100.00	Sep 4	$192.30	0.59	0.1%	17.49%	17.56%	1	2
$1115.00	Sep 4	$186.30	0.58	1.4%	16.95%	18.37%	4	--
$1100.00	Aug 28	$179.80	0.59	0.1%	16.36%	16.42%	2	7
$1110.00	Aug 28	$175.90	0.58	1.0%	16.00%	16.97%	2	--
$1115.00	Aug 28	$172.10	0.58	1.4%	15.66%	17.08%	3	--
$1150.00	Sep 4	$172.20	0.56	4.6%	15.66%	20.28%	1	--
$1120.00	Aug 28	$170.80	0.57	1.9%	15.54%	17.42%	6	--
$1160.00	Sep 4	$168.00	0.55	5.5%	15.28%	20.80%	1	--
$1100.00	Aug 21	$165.70	0.58	0.1%	15.07%	15.14%	9	209
$1110.00	Aug 21	$162.10	0.57	1.0%	14.75%	15.72%	1	74

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 16,542

Total Puts 17,840

Put/Call Ratio 1.08

Net Difference -1,298

Prior's Put/Call Breakdown

Total Calls 19,554

Total Puts 13,807

Put/Call Ratio 0.71

Net Difference 5,747

Prior 7-Day Put/Call Summary

Total Calls 183,674

Total Puts 196,352

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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