Tour v477
SLS
SELLAS LIFE SCIENCES
$10.01 -2.72%
$9.93 (-0.80%)🌙
as of 07/31 07:08 PM
(7/30 19:32) ◀
|
Friday, July 31, 2026 (7:08pm)
January 2026
|
▶ (8/3 18:54)
◀ 7/31 19:08 ▶

Option Volume

Detail
ℹ
Current (07/31) 26,955
Calls: 21,244 (79%)
Puts: 5,711 (21%)
Prior (07/30) 14,874
Calls: 8,405 (57%)
Puts: 6,469 (43%)
Current vs Prior +81.22%
Calls: +152.75% (Calls)
Puts: -11.72% (Puts)
Prior 7-Day Total 311,337
Calls: 224,848 (72%)
Puts: 86,489 (28%)
Prior 7-Day Average 44,476
Calls: 32,121 (72%)
Puts: 12,355 (28%)
Current vs Prior 7-Day Avg -39.40%
Calls: -33.86%
Puts: -53.78%
Sentiment BULLISH

Dollar Volume

Detail
ℹ
Current (07/31) $3.65M
Calls: $2.41M (66%)
Puts: $1.23M (34%)
Prior (07/30) $3.57M
Calls: $1.37M (38%)
Puts: $2.20M (62%)
Current vs Prior +2.07%
Calls: +76.30%
Puts: -44.10%
Prior 7-Day Total $79.30M
Calls: $57.97M (73%)
Puts: $21.32M (27%)
Prior 7-Day Average $11.33M
Calls: $8.28M (73%)
Puts: $3.05M (27%)
Current vs Prior 7-Day Avg -67.81%
Calls: -70.84%
Puts: -59.58%
Sentiment BULLISH

Put/Call Ratio

Detail
ℹ
Current (07/31) 0.27
Prior (07/30) 0.77
Current vs Prior -65.07%
Prior 7-Day Average 0.51
Current vs Prior 7-Day Avg -47.74%
Sentiment BULLISH

Open Interest

Detail
ℹ
Current (07/31) 577,203
Calls: 466,200 (81%)
Puts: 111,003 (19%)
Prior (07/30) 591,397
Calls: 445,016 (75%)
Puts: 146,381 (25%)
Current vs Prior -2.40%
Prior 7-Day Total 4,563,542
Calls: 3,533,148 (77%)
Puts: 1,030,394 (23%)
Prior 7-Day Average 651,934
Calls: 504,735 (77%)
Puts: 147,199 (23%)
Current vs Prior 7-Day Avg -11.46%
Sentiment BEARISH

Expected Move

Detail
ℹ
Expiry (07/31) | Next (08/07)Expiry (08/21) | Next (09/18)
Current 8.59% | 24.18%51.25% | 69.73%
Prior 12.93% | 27.50%42.95% | 69.00%
Current vs Prior +87.04% | +0.98%+19.31% | +1.06%
Prior 7-Day Avg 14.89% | 28.35%50.34% | 74.42%
Current vs 7-Day Avg +62.38% | -2.02%+1.80% | -6.30%
Prior 7-Day Eod 12.93% | 27.50%42.95% | 69.00%
Current vs 7-Day Eod +87.04% | +0.98%+19.31% | +1.06%
Sentiment BEARISHBEARISH

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 23.41% | 51.37%
Calls: 25.36% | 36.06%
Puts: 21.47% | 66.67%
Current vs 7-Day Avg +0.00% | +0.00%
Liquidity Expensive
+
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🤖 AI Insights

Moderately bullish flow with 66% call dollar volume ($2.41M). Above-average activity with volume up 81% vs prior. Extreme bullish P/C ratio of 0.27 - heavy call buying (21,244 calls vs 5,711 puts). P/C ratio dropping 65% - sentiment shifting bullish.

Smart Money BULLISH
Retail Flow BULLISH
Overall BULLISH
Dollar Volume
Option Volume
Put/Call Ratio
Open Interest
Expected Move
Current BULLISH
Prior BEARISH
7-Day Avg BULLISH
Current BULLISH
Prior BULLISH
7-Day Avg NEUTRAL
Current BULLISH
Prior NEUTRAL
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 -- of results (avg --%, best --%)

No options available for this category

Affordable options under $1.00 per contract. Great for defined-risk strategies with minimal capital. 1 found (avg $0.55, cheapest $0.55)

CALLS (1)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$11.00Aug 70.500.60$0.5518.2%280.39542
PUTS (0)
No puts meet the criteria

In-the-money options with delta >0.50. Higher probability of profit, lower leverage. 35 found (avg delta 0.67, highest 1.00)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$9.50Jul 310.051.05$0.55181.8%1740.8567
$9.00Jul 310.054.90$2.48195.6%20.7489
$9.00Aug 281.203.60$2.40100.0%30.7379
$9.00Aug 70.354.00$2.17168.2%10.723
$9.50Aug 281.354.90$3.13113.4%50.7221
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$10.50Jul 310.301.15$0.73116.4%1261.00573
$11.50Jul 311.152.55$1.8575.7%480.981.1K
$11.00Jul 310.801.30$1.0547.6%1070.971.1K
$12.00Jul 311.703.50$2.6069.2%700.97295
$12.00Aug 70.253.50$1.88172.9%10.72--

Most actively traded options today. High liquidity = easy entry/exit. 72 active (total vol 5.7K, top 765)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$10.00Jul 310.000.25$0.13192.3%7650.57855
$12.00Aug 70.250.50$0.3865.8%6020.281.5K
$10.50Jul 310.000.05$0.03166.7%2430.13734
$11.50Aug 70.350.60$0.4852.1%1920.33650
$9.50Jul 310.051.05$0.55181.8%1740.8567
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$10.00Jul 310.050.20$0.13115.4%5680.442.2K
$9.50Jul 310.000.10$0.05200.0%5080.161.6K
$9.00Aug 70.400.60$0.5040.0%3350.29135
$10.00Aug 70.851.10$0.9825.5%2050.45338
$8.50Aug 70.250.45$0.3557.1%1930.2174

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 15 strikes (avg 425.9%, max 1231.0%)

CALLS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$9.00Jul 31Aug 282776.3%208.6%1231.0%5168
$12.00Jul 31Sep 111424.4%249.3%471.2%1732.9K
$11.50Jul 31Sep 41150.8%226.9%407.2%472.0K
$11.00Jul 31Aug 28848.5%196.4%332.0%1712.3K
$9.50Jul 31Aug 28776.7%270.6%187.0%17988
PUTS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$9.00Jul 31Aug 282776.3%208.6%1231.0%1262.4K
$8.50Jul 31Aug 141681.9%217.3%674.1%53350
$12.00Jul 31Sep 41424.4%215.4%561.2%74295
$11.50Jul 31Aug 141150.8%212.8%440.7%501.2K
$11.00Jul 31Aug 21848.5%226.3%275.0%1511.3K

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 14 found (best R:R 4.00, avg 1.70)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$10.00$10.50Jul 31$0.10$0.40$0.104.00$10.10
$9.50$10.50Aug 28$0.25$0.75$0.253.00$9.75
$10.50$11.00Aug 7$0.13$0.37$0.132.85$10.63
$9.50$10.00Aug 7$0.16$0.34$0.162.13$9.66
$11.00$11.50Aug 21$0.30$0.20$0.300.67$11.30
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$12.00$11.00Aug 21$0.22$0.78$0.223.55$11.78
$9.00$8.50Aug 7$0.15$0.35$0.152.33$8.85
$9.50$9.00Aug 7$0.23$0.27$0.231.17$9.27
$10.00$9.50Aug 7$0.25$0.25$0.251.00$9.75
$12.00$10.00Sep 4$1.20$0.80$1.200.67$10.80

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 17 found (best R:R 5.25, avg 1.40)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$11.00$12.00Aug 28$0.73$0.73$0.272.70$11.73
$10.00$10.50Aug 7$0.34$0.34$0.162.12$10.34
$11.00$11.50Aug 21$0.30$0.30$0.201.50$11.30
$11.50$12.00Sep 4$0.30$0.30$0.201.50$11.80
$10.50$12.00Sep 11$0.90$0.90$0.601.50$11.40
BULL PUT (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$10.00$9.00Aug 28$0.84$0.84$0.165.25$9.16
$9.00$8.50Jul 31$0.33$0.33$0.171.94$8.67
$11.00$10.50Jul 31$0.32$0.32$0.181.78$10.68
$12.00$10.00Sep 4$1.20$1.20$0.801.50$10.80
$10.00$9.50Aug 7$0.25$0.25$0.251.00$9.75

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 12 found (avg debit $0.67, cheapest $0.12)

CALLS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$12.00Jul 31Aug 7$0.351424.4%180.0%
$11.50Jul 31Aug 7$0.451150.8%177.6%
$11.00Jul 31Aug 7$0.52848.5%165.4%
$9.50Jul 31Aug 7$0.63776.7%181.7%
$10.50Jul 31Aug 7$0.65500.8%157.2%
PUTS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$9.00Jul 31Aug 7$0.122776.3%178.4%
$8.50Jul 31Aug 7$0.301681.9%182.3%
$10.50Jul 31Aug 7$0.67500.8%157.2%
$9.50Jul 31Aug 7$0.68776.7%181.7%
$10.00Jul 31Aug 7$0.85501.9%181.4%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 27 found (cheapest 2.60% of stock, avg 32.99%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$10.00Jul 31$0.13$0.13$0.26$9.74$10.262.60%
$9.50Jul 31$0.55$0.05$0.60$8.90$10.105.99%
$10.50Jul 31$0.03$0.73$0.76$9.74$11.267.59%
$11.00Jul 31$0.03$1.05$1.08$9.92$12.0810.79%
$11.50Jul 31$0.03$1.85$1.88$9.62$13.3818.78%
$9.50Aug 7$1.18$0.73$1.91$7.59$11.4119.08%
$10.00Aug 7$1.02$0.98$2.00$8.00$12.0019.98%
$10.50Aug 7$0.68$1.40$2.08$8.42$12.5820.78%
$11.50Aug 7$0.48$1.78$2.26$9.24$13.7622.58%
$12.00Aug 7$0.38$1.88$2.26$9.74$14.2622.58%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 52 found (cheapest 0.80% of stock, avg 16.74%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$10.50$9.50Jul 31$0.03$0.05$0.08$9.42$10.58
$10.50$8.50Jul 31$0.03$0.05$0.08$8.42$10.58
$11.00$9.50Jul 31$0.03$0.05$0.08$9.42$11.08
$11.00$8.50Jul 31$0.03$0.05$0.08$8.42$11.08
$11.50$9.50Jul 31$0.03$0.05$0.08$9.42$11.58
$11.50$8.50Jul 31$0.03$0.05$0.08$8.42$11.58
$12.00$9.50Jul 31$0.03$0.05$0.08$9.42$12.08
$12.00$8.50Jul 31$0.03$0.05$0.08$8.42$12.08
$10.50$10.00Jul 31$0.03$0.13$0.16$9.84$10.66
$11.00$10.00Jul 31$0.03$0.13$0.16$9.84$11.16

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 4 found (best R:R 3.17, avg credit $0.33)

Put SpreadCall SpreadExpiryCreditMax LossR:RBE LowBE High
10/1010/11Aug 7$0.38$0.123.17$9.62$10.88
9/1010/11Aug 7$0.36$0.142.57$9.14$10.86
8/910/10Aug 7$0.31$0.191.63$8.69$9.81
8/910/11Aug 7$0.28$0.221.27$8.72$10.78

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 11 found (best R:R 7.33, cheapest $0.06)

CALLS (5)
LowMidHighExpiryDebitMax GainR:R
$10.50$11.00$11.50Aug 7$0.06$0.447.33
$10.00$10.50$11.00Jul 31$0.10$0.404.00
$10.50$11.00$11.50Aug 14$0.10$0.404.00
$10.00$10.50$11.00Aug 7$0.21$0.291.38
$9.50$10.00$10.50Jul 31$0.32$0.180.56
PUTS (5)
LowMidHighExpiryDebitMax GainR:R
$8.50$9.00$9.50Aug 7$0.08$0.425.25
$9.50$10.00$10.50Aug 21$0.13$0.372.85
$10.00$10.50$11.00Aug 21$0.13$0.372.85
$9.50$10.00$10.50Aug 7$0.17$0.331.94
$9.00$9.50$10.00Jul 31$0.41$0.090.22

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 20 found (best net $-0.34, 15 credits)

CALLS (5)
Buy KSell KRatioExpiryNetMax Gain
$11.00$12.001:2Aug 28-$0.54$0.46
$9.00$9.501:2Aug 7-$0.19$0.31
$11.50$12.001:2Aug 7-$0.28$0.22
$10.00$10.501:2Aug 7-$0.34$0.16
$11.00$11.501:2Aug 7-$0.41$0.09
PUTS (5)
Buy KSell KRatioExpiryNetMax Gain
$12.00$10.001:2Aug 28-$0.34$1.66
$12.00$10.001:2Sep 4-$1.50$0.50
$9.00$8.501:2Aug 7-$0.20$0.30
$10.00$9.001:2Aug 28-$0.74$0.26
$11.50$11.001:2Jul 31-$0.25$0.25

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 11 found (best yield 12.49%, avg 6.36%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$12.00Aug 21$1.250.5019.9%12.49%32.37%181.8K
$11.00Aug 28$1.100.599.9%10.99%20.88%2388
$10.50Aug 14$0.750.514.9%7.49%12.39%46568
$11.00Aug 21$0.750.539.9%7.49%17.38%4--
$11.50Aug 14$0.700.4414.9%6.99%21.88%2--
$12.00Sep 4$0.700.5819.9%6.99%26.87%265
$11.00Aug 7$0.500.399.9%5.00%14.89%28542
$10.50Aug 7$0.400.464.9%4.00%8.89%4750
$11.50Aug 7$0.350.3314.9%3.50%18.38%192650
$12.00Aug 7$0.250.2819.9%2.50%22.38%6021.5K

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 21,244
Total Puts 5,711
Put/Call Ratio 0.27
Net Difference 15,533

Prior's Put/Call Breakdown

Total Calls 8,405
Total Puts 6,469
Put/Call Ratio 0.77
Net Difference 1,936

Prior 7-Day Put/Call Summary

Total Calls 224,848
Total Puts 86,489
Average Put/Call Ratio 0.51
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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