SNDK - Options Database

SNDK

SANDISK CORP

$1113.38 -12.90%

(7/28 09:45) ◀

Tuesday, July 28, 2026 (9:50am)

▶ (7/28 09:55)

◀ 7/28 09:50 ▶

Option Volume

Detail

ℹ

Current (07/28 9:50am) 28,872

Calls: 13,944 (48%)

Puts: 14,928 (52%)

Prior (07/16) 27,679

Calls: 16,485 (60%)

Puts: 11,194 (40%)

Current vs Prior +4.31%

Calls: -15.41% (Calls)

Puts: +33.36% (Puts)

Prior 7-Day Total 375,023

Calls: 181,049 (48%)

Puts: 193,974 (52%)

Prior 7-Day Average 53,574

Calls: 25,864 (48%)

Puts: 27,710 (52%)

Current vs Prior 7-Day Avg -46.11%

Calls: -46.09%

Puts: -46.13%

Sentiment BEARISH

Dollar Volume

Detail

ℹ

Current (07/28 9:50am) $191.83M

Calls: $39.39M (21%)

Puts: $152.44M (79%)

Prior (07/16) $132.47M

Calls: $49.62M (37%)

Puts: $82.85M (63%)

Current vs Prior +44.81%

Calls: -20.61%

Puts: +83.99%

Prior 7-Day Total $2.70B

Calls: $1.40B (52%)

Puts: $1.30B (48%)

Prior 7-Day Average $385.68M

Calls: $200.06M (52%)

Puts: $185.61M (48%)

Current vs Prior 7-Day Avg -50.26%

Calls: -80.31%

Puts: -17.87%

Sentiment BEARISH

Put/Call Ratio

Detail

ℹ

Current (07/28 9:50am) 1.07

Prior (07/16) 0.68

Current vs Prior +57.66%

Prior 7-Day Average 1.03

Current vs Prior 7-Day Avg +4.18%

Sentiment BEARISH

Open Interest

Detail

ℹ

Current (07/28 9:50am) 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 14.03% | 24.55%31.17% | 39.73%

Prior 7.98% | 17.52%7.98% | 34.98%

Current vs Prior +75.87% | +40.13%+290.58% | +13.58%

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

Current vs 7-Day Avg +37.66% | +52.14%+139.93% | +11.40%

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

Current vs 7-Day Eod +75.87% | +40.13%+3.19% | +2.30%

Sentiment BEARISHBEARISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 3.14% | 4.94%

Calls: 3.15% | 5.07%

Puts: 3.13% | 4.81%

Prior 5.80% | 3.81%

Calls: 6.51% | 4.35%

Puts: 5.09% | 3.27%

Current vs Prior -45.86% | +29.66%

Prior 7-Day Avg 5.48% | 5.37%

Calls: 5.83% | 5.04%

Puts: 5.15% | 5.69%

Current vs 7-Day Avg -42.75% | -7.95%

Liquidity Acceptable

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Strong bearish conviction with 79% of dollar volume in puts ($152.44M) vs calls ($39.39M). Slightly bearish P/C ratio of 1.07. P/C ratio rising 58% - 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 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
09:50	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

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Tightest Spreads

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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 458 of results (avg 6.1%, best 2.1%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1150.00	Jul 31	60.10	61.40	$60.75	2.1%	250	0.49	25
$1100.00	Jul 31	82.70	84.90	$83.80	2.6%	120	0.59	262
$1170.00	Jul 31	52.10	53.60	$52.85	2.8%	86	0.45	17
$1110.00	Jul 31	78.20	80.70	$79.45	3.1%	9	0.57	5
$1100.00	Aug 14	160.00	166.30	$163.15	3.9%	23	0.59	6

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1130.00	Jul 31	83.10	85.10	$84.10	2.4%	362	0.47	183
$1110.00	Jul 31	73.10	74.90	$74.00	2.4%	213	0.43	179
$1100.00	Jul 31	68.30	70.00	$69.15	2.5%	825	0.41	8.0K
$1180.00	Jul 31	112.10	115.10	$113.60	2.6%	88	0.57	405
$1170.00	Jul 31	105.60	108.60	$107.10	2.8%	90	0.55	206

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
$900.00	Jul 31	222.80	235.30	$229.05	5.5%	6	0.88	11
$915.00	Jul 31	208.80	222.40	$215.60	6.3%	--	0.87	11
$950.00	Jul 31	180.20	192.50	$186.35	6.6%	2	0.84	1
$955.00	Jul 31	176.00	188.20	$182.10	6.7%	1	0.83	--
$960.00	Jul 31	172.30	184.40	$178.35	6.8%	--	0.82	22

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1335.00	Jul 31	228.60	239.90	$234.25	4.8%	3	0.83	96
$1330.00	Jul 31	225.00	235.50	$230.25	4.6%	6	0.82	209
$1325.00	Jul 31	222.50	230.40	$226.45	3.5%	9	0.81	243
$1320.00	Jul 31	217.70	226.30	$222.00	3.9%	2	0.81	179
$1315.00	Jul 31	213.80	221.20	$217.50	3.4%	4	0.80	1.0K

Most actively traded options today. High liquidity = easy entry/exit. 405 active (total vol 14.5K, top 1.2K)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1300.00	Jul 31	18.90	20.40	$19.65	7.6%	810	0.22	821
$1200.00	Jul 31	42.00	44.60	$43.30	6.0%	439	0.39	609
$1150.00	Jul 31	60.10	61.40	$60.75	2.1%	250	0.49	25
$1250.00	Jul 31	28.00	30.70	$29.35	9.2%	233	0.30	284
$1200.00	Aug 7	98.70	102.90	$100.80	4.2%	207	0.48	708

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$950.00	Jul 31	19.70	21.20	$20.45	7.3%	1.2K	0.16	1.4K
$1100.00	Jul 31	68.30	70.00	$69.15	2.5%	825	0.41	8.0K
$1000.00	Jul 31	30.80	32.70	$31.75	6.0%	742	0.23	3.9K
$900.00	Jul 31	11.80	13.20	$12.50	11.2%	620	0.10	3.4K
$1130.00	Jul 31	83.10	85.10	$84.10	2.4%	362	0.47	183

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 23.5%, max 43.1%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$900.00	Jul 31	Aug 21	204.5%	156.2%	31.0%	8	68
$1115.00	Jul 31	Sep 4	180.8%	139.3%	29.8%	31	3
$1160.00	Jul 31	Sep 4	181.1%	141.1%	28.4%	73	8
$1100.00	Jul 31	Aug 28	182.9%	142.6%	28.3%	122	269
$1240.00	Jul 31	Sep 4	177.3%	138.4%	28.1%	7	68

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$910.00	Jul 31	Sep 4	204.1%	142.6%	43.1%	24	341
$900.00	Jul 31	Sep 4	204.5%	143.2%	42.8%	620	3.4K
$920.00	Jul 31	Sep 4	202.7%	142.7%	42.1%	41	425
$950.00	Jul 31	Sep 4	196.8%	141.5%	39.1%	1.2K	1.4K
$960.00	Jul 31	Sep 4	196.1%	141.7%	38.4%	19	142

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 430 found (best R:R 19.00, avg 1.83)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	R:R	BE
$1260.00	$1265.00	Jul 31	$0.25	$4.75	$0.25	19.00	$1260.25
$1330.00	$1335.00	Jul 31	$0.40	$4.60	$0.40	11.50	$1330.40
$1250.00	$1255.00	Jul 31	$0.50	$4.50	$0.50	9.00	$1250.50
$1275.00	$1280.00	Jul 31	$0.50	$4.50	$0.50	9.00	$1275.50
$1300.00	$1305.00	Jul 31	$0.55	$4.45	$0.55	8.09	$1300.55

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	R:R	BE
$920.00	$915.00	Jul 31	$0.55	$4.45	$0.55	8.09	$919.45
$945.00	$940.00	Jul 31	$0.55	$4.45	$0.55	8.09	$944.45
$900.00	$895.00	Jul 31	$0.60	$4.40	$0.60	7.33	$899.40
$925.00	$920.00	Jul 31	$0.60	$4.40	$0.60	7.33	$924.40
$905.00	$900.00	Jul 31	$0.65	$4.35	$0.65	6.69	$904.35

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 511 found (best R:R 19.00, avg 1.42)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	R:R	BE
$900.00	$915.00	Jul 31	$13.45	$13.45	$1.55	8.68	$913.45
$1015.00	$1020.00	Jul 31	$4.40	$4.40	$0.60	7.33	$1019.40
$950.00	$955.00	Jul 31	$4.25	$4.25	$0.75	5.67	$954.25
$915.00	$950.00	Jul 31	$29.25	$29.25	$5.75	5.09	$944.25
$980.00	$1000.00	Jul 31	$16.60	$16.60	$3.40	4.88	$996.60

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	R:R	BE
$1330.00	$1325.00	Aug 7	$4.75	$4.75	$0.25	19.00	$1325.25
$1260.00	$1255.00	Jul 31	$4.70	$4.70	$0.30	15.67	$1255.30
$1335.00	$1330.00	Aug 14	$4.60	$4.60	$0.40	11.50	$1330.40
$1315.00	$1310.00	Jul 31	$4.55	$4.55	$0.45	10.11	$1310.45
$1260.00	$1250.00	Aug 28	$9.05	$9.05	$0.95	9.53	$1250.95

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 123 found (avg debit $55.27, cheapest $22.45)

CALLS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$920.00	Aug 21	Sep 4	$22.45	155.4%	142.7%
$990.00	Aug 21	Sep 4	$24.45	152.2%	141.8%
$900.00	Jul 31	Aug 7	$37.50	204.5%	195.1%
$1330.00	Jul 31	Aug 7	$45.85	175.1%	176.6%
$1325.00	Jul 31	Aug 7	$46.10	175.2%	176.4%

PUTS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$895.00	Jul 31	Aug 7	$36.30	204.8%	195.8%
$900.00	Jul 31	Aug 7	$37.40	204.5%	195.1%
$905.00	Jul 31	Aug 7	$37.90	204.4%	194.7%
$910.00	Jul 31	Aug 7	$38.65	204.1%	194.4%
$920.00	Jul 31	Aug 7	$40.40	202.7%	193.8%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 190 found (cheapest 13.67% of stock, avg 25.35%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$1120.00	Jul 31	$73.25	$78.90	$152.15	$967.85	$1272.15	13.67%
$1090.00	Jul 31	$88.70	$63.70	$152.40	$937.60	$1242.40	13.69%
$1100.00	Jul 31	$83.80	$69.15	$152.95	$947.05	$1252.95	13.74%
$1130.00	Jul 31	$69.05	$84.10	$153.15	$976.85	$1283.15	13.76%
$1125.00	Jul 31	$71.85	$81.50	$153.35	$971.65	$1278.35	13.77%
$1110.00	Jul 31	$79.45	$74.00	$153.45	$956.55	$1263.45	13.78%
$1115.00	Jul 31	$77.00	$76.80	$153.80	$961.20	$1268.80	13.81%
$1105.00	Jul 31	$81.80	$72.30	$154.10	$950.90	$1259.10	13.84%
$1135.00	Jul 31	$67.80	$86.55	$154.35	$980.65	$1289.35	13.86%
$1080.00	Jul 31	$94.75	$59.80	$154.55	$925.45	$1234.55	13.88%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 145 found (cheapest 11.99% of stock, avg 26.32%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$1165.00	$1120.00	Jul 31	$54.60	$78.90	$133.50	$986.50	$1298.50
$1160.00	$1120.00	Jul 31	$56.75	$78.90	$135.65	$984.35	$1295.65
$1165.00	$1125.00	Jul 31	$54.60	$81.50	$136.10	$988.90	$1301.10
$1155.00	$1120.00	Jul 31	$59.40	$78.90	$138.30	$981.70	$1293.30
$1160.00	$1125.00	Jul 31	$56.75	$81.50	$138.25	$986.75	$1298.25
$1165.00	$1130.00	Jul 31	$54.60	$84.10	$138.70	$991.30	$1303.70
$1150.00	$1120.00	Jul 31	$60.75	$78.90	$139.65	$980.35	$1289.65
$1160.00	$1130.00	Jul 31	$56.75	$84.10	$140.85	$989.15	$1300.85
$1155.00	$1125.00	Jul 31	$59.40	$81.50	$140.90	$984.10	$1295.90
$1165.00	$1135.00	Jul 31	$54.60	$86.55	$141.15	$993.85	$1306.15

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 429 found (best R:R 65.67, avg credit $12.85)

Put Spread	Call Spread	Expiry	Credit	Max Loss	R:R	BE Low	BE High
920/930	970/980	Aug 21	$9.85	$0.15	65.67	$920.15	$979.85
930/940	980/990	Aug 21	$9.85	$0.15	65.67	$930.15	$989.85
990/1000	1090/1100	Aug 14	$9.80	$0.20	49.00	$990.20	$1099.80
920/930	960/970	Aug 21	$9.80	$0.20	49.00	$920.20	$969.80
930/940	950/960	Aug 21	$9.80	$0.20	49.00	$930.20	$959.80
910/920	1300/1310	Sep 4	$9.75	$0.25	39.00	$910.25	$1309.75
1020/1030	1300/1310	Sep 4	$9.75	$0.25	39.00	$1020.25	$1309.75
895/900	950/955	Jul 31	$4.85	$0.15	32.33	$895.15	$954.85
920/925	950/955	Jul 31	$4.85	$0.15	32.33	$920.15	$954.85
925/930	955/960	Jul 31	$4.85	$0.15	32.33	$925.15	$959.85

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 209 found (best R:R 199.00, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	R:R
$1130.00	$1140.00	$1150.00	Aug 21	$0.05	$9.95	199.00
$1190.00	$1200.00	$1210.00	Aug 21	$0.05	$9.95	199.00
$1120.00	$1135.00	$1150.00	Aug 14	$0.10	$14.90	149.00
$1205.00	$1210.00	$1215.00	Jul 31	$0.10	$4.90	49.00
$1315.00	$1320.00	$1325.00	Jul 31	$0.10	$4.90	49.00

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	R:R
$895.00	$900.00	$905.00	Jul 31	$0.05	$4.95	99.00
$900.00	$905.00	$910.00	Jul 31	$0.05	$4.95	99.00
$905.00	$910.00	$915.00	Jul 31	$0.05	$4.95	99.00
$915.00	$920.00	$925.00	Jul 31	$0.05	$4.95	99.00
$930.00	$935.00	$940.00	Jul 31	$0.05	$4.95	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. 134 found (best yield 17.52%, avg 7.91%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$1115.00	Sep 4	$195.10	0.60	0.1%	17.52%	17.67%	3	--
$1120.00	Aug 28	$184.00	0.59	0.6%	16.53%	17.12%	5	--
$1115.00	Aug 28	$181.60	0.59	0.1%	16.31%	16.46%	2	--
$1160.00	Sep 4	$176.10	0.57	4.2%	15.82%	20.00%	1	--
$1120.00	Aug 21	$165.30	0.58	0.6%	14.85%	15.44%	116	56
$1130.00	Aug 21	$159.00	0.57	1.5%	14.28%	15.77%	3	39
$1140.00	Aug 21	$156.00	0.56	2.4%	14.01%	16.40%	--	93
$1150.00	Aug 21	$153.00	0.55	3.3%	13.74%	17.03%	7	102
$1115.00	Aug 14	$151.00	0.58	0.1%	13.56%	13.71%	2	1
$1120.00	Aug 14	$148.90	0.57	0.6%	13.37%	13.97%	12	--

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 13,944

Total Puts 14,928

Put/Call Ratio 1.07

Net Difference -984

Prior's Put/Call Breakdown

Total Calls 16,485

Total Puts 11,194

Put/Call Ratio 0.68

Net Difference 5,291

Prior 7-Day Put/Call Summary

Total Calls 181,049

Total Puts 193,974

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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