Tour v452
SLS
SELLAS LIFE SCIENCES
$10.09 -6.88%
$10.02 (-0.70%)🌙
as of 07/28 07:05 PM
(7/27 19:06) ◀
|
Tuesday, July 28, 2026 (7:05pm)
January 2026
|
▶ (7/29 19:09)
◀ 7/28 19:05 ▶

Option Volume

Detail
ℹ
Current (07/28) 98,215
Calls: 82,414 (84%)
Puts: 15,801 (16%)
Prior (07/27) 44,754
Calls: 19,416 (43%)
Puts: 25,338 (57%)
Current vs Prior +119.46%
Calls: +324.46% (Calls)
Puts: -37.64% (Puts)
Prior 7-Day Total 368,840
Calls: 267,886 (73%)
Puts: 100,954 (27%)
Prior 7-Day Average 52,691
Calls: 38,269 (73%)
Puts: 14,422 (27%)
Current vs Prior 7-Day Avg +86.40%
Calls: +115.35%
Puts: +9.56%
Sentiment BULLISH

Dollar Volume

Detail
ℹ
Current (07/28) $35.96M
Calls: $31.62M (88%)
Puts: $4.34M (12%)
Prior (07/27) $8.58M
Calls: $4.69M (55%)
Puts: $3.90M (45%)
Current vs Prior +318.94%
Calls: +574.67%
Puts: +11.37%
Prior 7-Day Total $93.51M
Calls: $67.91M (73%)
Puts: $25.60M (27%)
Prior 7-Day Average $13.36M
Calls: $9.70M (73%)
Puts: $3.66M (27%)
Current vs Prior 7-Day Avg +169.16%
Calls: +225.91%
Puts: +18.63%
Sentiment BULLISH

Put/Call Ratio

Detail
ℹ
Current (07/28) 0.19
Prior (07/27) 1.30
Current vs Prior -85.31%
Prior 7-Day Average 0.47
Current vs Prior 7-Day Avg -58.77%
Sentiment BULLISH

Open Interest

Detail
ℹ
Current (07/28) 742,847
Calls: 578,516 (78%)
Puts: 164,331 (22%)
Prior (07/27) 701,588
Calls: 529,227 (75%)
Puts: 172,361 (25%)
Current vs Prior +5.88%
Prior 7-Day Total 4,526,664
Calls: 3,536,791 (78%)
Puts: 989,873 (22%)
Prior 7-Day Average 646,666
Calls: 505,255 (78%)
Puts: 141,410 (22%)
Current vs Prior 7-Day Avg +14.87%
Sentiment BEARISH

Expected Move

Detail
ℹ
Expiry (07/31) | Next (08/07)Expiry (08/21) | Next (09/18)
Current 13.48% | 25.37%36.47% | 71.85%
Prior 16.61% | 35.24%50.28% | 71.96%
Current vs Prior -18.83% | -28.00%-27.46% | -0.14%
Prior 7-Day Avg 18.29% | 30.11%49.65% | 74.17%
Current vs 7-Day Avg -26.30% | -15.73%-26.54% | -3.13%
Prior 7-Day Eod 16.61% | 35.24%50.28% | 71.96%
Current vs 7-Day Eod -18.83% | -28.00%-27.46% | -0.14%
Sentiment BULLISHBULLISH

Relative Spread

Detail
ℹ
Expiry | Next
Current 23.41% | 51.37%
Calls: 25.36% | 36.06%
Puts: 21.47% | 66.67%
Prior 23.41% | 51.37%
Calls: 25.36% | 36.06%
Puts: 21.47% | 66.67%
Current vs Prior +0.00% | +0.00%
Prior 7-Day Avg 27.26% | 55.72%
Calls: 24.50% | 35.95%
Puts: 30.03% | 75.48%
Current vs 7-Day Avg -14.13% | -7.80%
Liquidity Expensive
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🤖 AI Insights

Strong bullish conviction with 88% of dollar volume in calls ($31.62M) vs puts ($4.34M). Massive premium surge with dollar volume up 319% vs prior. Dollar volume significantly above 7-day average (169% higher). Unusually high activity with volume up 119% vs prior - elevated interest.

Smart Money BULLISH
Retail Flow BULLISH
Overall BULLISH
Dollar Volume
Option Volume
Put/Call Ratio
Open Interest
Expected Move
Current BULLISH
Prior BULLISH
7-Day Avg BULLISH
Current BULLISH
Prior BEARISH
7-Day Avg NEUTRAL
Current BULLISH
Prior BEARISH
7-Day Avg NEUTRAL
Current BULLISH
Prior BULLISH
7-Day Avg NEUTRAL
Current BEARISH
Prior BULLISH
7-Day Avg BULLISH

📈 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

Options with the tightest bid-ask spreads (<10%). Lower spreads = better fills and less slippage. Showing top 1 of results (avg 5.1%, best 5.1%)

CALLS (0)
No calls meet the criteria
PUTS (1)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$8.50Aug 140.951.00$0.985.1%960.2723

Affordable options under $1.00 per contract. Great for defined-risk strategies with minimal capital. 1 found (avg $0.98, cheapest $0.98)

CALLS (0)
No calls meet the criteria
PUTS (1)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$8.50Aug 140.951.00$0.985.1%960.2723

In-the-money options with delta >0.50. Higher probability of profit, lower leverage. 28 found (avg delta 0.63, highest 0.83)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$8.50Jul 310.854.90$2.88140.6%20.8317
$9.00Jul 310.652.05$1.35103.7%2110.7816
$9.00Aug 141.302.70$2.0070.0%40.71--
$9.00Aug 280.905.40$3.15142.9%120.70--
$9.50Jul 310.601.65$1.1392.9%1120.6860
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$12.00Jul 310.604.10$2.35148.9%630.80374
$11.50Jul 311.052.15$1.6068.7%980.751.6K
$11.00Jul 310.751.50$1.1366.4%490.721.1K
$12.00Aug 71.653.50$2.5871.7%530.63599
$11.50Aug 71.253.10$2.1785.3%20.58568

Most actively traded options today. High liquidity = easy entry/exit. 63 active (total vol 9.8K, top 2.4K)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$10.00Jul 310.300.75$0.5384.9%9380.52681
$11.50Jul 310.150.30$0.2268.2%7230.231.6K
$12.00Jul 310.150.20$0.1827.8%7070.182.9K
$10.00Aug 211.752.45$2.1033.3%2830.602.1K
$10.00Aug 141.003.00$2.00100.0%2820.6220
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$9.00Jul 310.200.30$0.2540.0%2.4K0.2497
$9.50Jul 310.200.45$0.3375.8%1.3K0.341.8K
$10.00Jul 310.450.70$0.5743.9%1240.481.8K
$11.00Aug 71.152.15$1.6560.6%1090.5875
$11.50Jul 311.052.15$1.6068.7%980.751.6K

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 4 strikes (avg 11.6%, max 27.9%)

CALLS (1)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$10.50Jul 31Aug 14210.4%202.9%3.7%279206
PUTS (3)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$10.50Jul 31Aug 21210.4%164.5%27.9%66643
$12.00Jul 31Aug 14211.6%191.6%10.4%68404
$11.50Jul 31Aug 14199.8%191.9%4.2%1101.6K

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 26 found (best R:R 4.00, avg 1.55)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$9.00$9.50Aug 21$0.10$0.40$0.104.00$9.10
$11.50$12.00Sep 4$0.10$0.40$0.104.00$11.60
$11.50$12.00Aug 7$0.15$0.35$0.152.33$11.65
$11.00$11.50Aug 14$0.15$0.35$0.152.33$11.15
$11.50$12.00Aug 14$0.15$0.35$0.152.33$11.65
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$9.00$8.50Aug 7$0.15$0.35$0.152.33$8.85
$10.00$9.00Aug 14$0.38$0.62$0.381.63$9.62
$10.50$10.00Aug 14$0.20$0.30$0.201.50$10.30
$11.00$10.50Aug 14$0.20$0.30$0.201.50$10.80
$11.00$10.50Aug 7$0.22$0.28$0.221.27$10.78

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 28 found (best R:R 2.85, avg 0.99)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$10.50$11.00Aug 7$0.35$0.35$0.152.33$10.85
$10.00$10.50Aug 14$0.32$0.32$0.181.78$10.32
$10.50$11.00Jul 31$0.30$0.30$0.201.50$10.80
$10.50$11.00Aug 14$0.30$0.30$0.201.50$10.80
$10.00$11.00Aug 21$0.55$0.55$0.451.22$10.55
BULL PUT (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$9.00$8.50Aug 14$0.37$0.37$0.132.85$8.63
$11.00$10.50Jul 31$0.30$0.30$0.201.50$10.70
$10.50$10.00Aug 7$0.30$0.30$0.201.50$10.20
$10.00$9.50Aug 7$0.28$0.28$0.221.27$9.72
$10.50$10.00Jul 31$0.26$0.26$0.241.08$10.24

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 15 found (avg debit $0.48, cheapest $0.17)

CALLS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$9.50Jul 31Aug 7$0.17149.5%168.7%
$11.00Jul 31Aug 7$0.50163.9%168.6%
$10.50Jul 31Aug 7$0.55210.4%195.5%
$12.00Jul 31Aug 7$0.55211.6%212.2%
$10.00Jul 31Aug 7$0.60152.9%171.0%
PUTS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$8.50Jul 31Aug 7$0.22223.4%170.1%
$12.00Jul 31Aug 7$0.23211.6%212.2%
$9.00Jul 31Aug 7$0.35180.9%163.9%
$9.50Jul 31Aug 7$0.52149.5%168.7%
$11.00Jul 31Aug 7$0.52163.9%168.6%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 24 found (cheapest 10.90% of stock, avg 28.97%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$10.00Jul 31$0.53$0.57$1.10$8.90$11.1010.90%
$10.50Jul 31$0.53$0.83$1.36$9.14$11.8613.48%
$11.00Jul 31$0.23$1.13$1.36$9.64$12.3613.48%
$9.50Jul 31$1.13$0.33$1.46$8.04$10.9614.47%
$9.00Jul 31$1.35$0.25$1.60$7.40$10.6015.86%
$11.50Jul 31$0.22$1.60$1.82$9.68$13.3218.04%
$9.50Aug 7$1.30$0.85$2.15$7.35$11.6521.31%
$10.00Aug 7$1.13$1.13$2.26$7.74$12.2622.40%
$11.00Aug 7$0.73$1.65$2.38$8.62$13.3823.59%
$10.50Aug 7$1.08$1.43$2.51$7.99$13.0124.88%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 49 found (cheapest 4.06% of stock, avg 18.61%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$12.00$8.50Jul 31$0.18$0.23$0.41$8.09$12.41
$12.00$9.00Jul 31$0.18$0.25$0.43$8.57$12.43
$11.50$8.50Jul 31$0.22$0.23$0.45$8.05$11.95
$11.00$8.50Jul 31$0.23$0.23$0.46$8.04$11.46
$11.50$9.00Jul 31$0.22$0.25$0.47$8.53$11.97
$11.00$9.00Jul 31$0.23$0.25$0.48$8.52$11.48
$12.00$9.50Jul 31$0.18$0.33$0.51$8.99$12.51
$11.50$9.50Jul 31$0.22$0.33$0.55$8.95$12.05
$11.00$9.50Jul 31$0.23$0.33$0.56$8.94$11.56
$12.00$10.00Jul 31$0.18$0.57$0.75$9.25$12.75

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 9 found (best R:R 2.85, avg credit $0.42)

Put SpreadCall SpreadExpiryCreditMax LossR:RBE LowBE High
10/1112/12Aug 7$0.37$0.132.85$10.63$11.87
10/1011/12Aug 14$0.35$0.152.33$10.15$11.35
10/1012/12Aug 14$0.35$0.152.33$10.15$11.85
10/1112/12Aug 14$0.35$0.152.33$10.65$11.85
9/1010/11Aug 14$0.68$0.322.12$9.32$11.18
8/910/10Aug 7$0.32$0.181.78$8.68$9.82
8/912/12Aug 7$0.30$0.201.50$8.70$11.80
9/1011/12Aug 14$0.53$0.471.13$9.47$11.53
9/1012/12Aug 14$0.53$0.471.13$9.47$12.03

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 10 found (best R:R 7.33, cheapest $0.06)

CALLS (3)
LowMidHighExpiryDebitMax GainR:R
$9.50$10.00$10.50Aug 7$0.12$0.383.17
$10.50$11.00$11.50Aug 14$0.15$0.352.33
$10.50$11.00$11.50Jul 31$0.29$0.210.72
PUTS (5)
LowMidHighExpiryDebitMax GainR:R
$8.50$9.00$9.50Jul 31$0.06$0.447.33
$8.50$9.00$9.50Aug 7$0.10$0.404.00
$9.00$9.50$10.00Jul 31$0.16$0.342.13
$10.50$11.00$11.50Jul 31$0.17$0.331.94
$10.50$11.00$11.50Aug 14$0.27$0.230.85

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 15 found (best net $-1.55, 12 credits)

CALLS (5)
Buy KSell KRatioExpiryNetMax Gain
$9.00$11.001:2Aug 28-$1.55$0.45
$11.50$12.001:2Jul 31-$0.14$0.36
$11.00$11.501:2Jul 31-$0.21$0.29
$10.50$11.001:2Aug 7-$0.38$0.12
$9.50$10.001:2Jul 31$0.07$0.43
PUTS (5)
Buy KSell KRatioExpiryNetMax Gain
$10.00$9.501:2Jul 31-$0.09$0.41
$9.50$9.001:2Jul 31-$0.17$0.33
$9.00$8.501:2Jul 31-$0.21$0.29
$9.00$8.501:2Aug 7-$0.30$0.20
$10.50$10.001:2Jul 31-$0.31$0.19

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 18 found (best yield 13.88%, avg 7.02%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$11.50Aug 21$1.400.5014.0%13.88%27.85%39--
$12.00Aug 21$1.400.4718.9%13.88%32.80%1691.7K
$11.00Aug 28$1.200.579.0%11.89%20.91%817
$11.00Aug 21$1.150.519.0%11.40%20.42%58557
$10.50Aug 14$0.900.574.1%8.92%12.98%1621
$11.00Aug 14$0.900.529.0%8.92%17.94%2169
$11.50Sep 4$0.850.5814.0%8.42%22.40%5--
$11.50Aug 14$0.800.4814.0%7.93%21.90%967
$10.50Aug 7$0.650.504.1%6.44%10.51%5511
$11.50Aug 28$0.650.5814.0%6.44%20.42%2--

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 82,414
Total Puts 15,801
Put/Call Ratio 0.19
Net Difference 66,613

Prior's Put/Call Breakdown

Total Calls 19,416
Total Puts 25,338
Put/Call Ratio 1.30
Net Difference -5,922

Prior 7-Day Put/Call Summary

Total Calls 267,886
Total Puts 100,954
Average Put/Call Ratio 0.47
Ratio Trend Falling

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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Chart Title

Price — Past 7 Days

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