Tour v526
SLS
SELLAS LIFE SCIENCES
$15.46 +15.37%
$15.38 (-0.51%)🌙
as of 08/21 07:06 PM
(8/21 16:01) ◀
|
Friday, August 21, 2026 (7:06pm)
January 2026
|
▶ (8/24 09:35)
◀ 8/21 19:06 ▶

Option Volume

Detail
ℹ
Current (08/21) 122,976
Calls: 95,165 (77%)
Puts: 27,811 (23%)
Prior (08/20) 25,185
Calls: 21,128 (84%)
Puts: 4,057 (16%)
Current vs Prior +388.29%
Calls: +350.42% (Calls)
Puts: +585.51% (Puts)
Prior 7-Day Total 346,310
Calls: 213,127 (62%)
Puts: 133,183 (38%)
Prior 7-Day Average 49,472
Calls: 30,446 (62%)
Puts: 19,026 (38%)
Current vs Prior 7-Day Avg +148.57%
Calls: +212.56%
Puts: +46.17%
Sentiment BULLISH

Dollar Volume

Detail
ℹ
Current (08/21) $33.70M
Calls: $30.53M (91%)
Puts: $3.17M (9%)
Prior (08/20) $5.65M
Calls: $4.83M (85%)
Puts: $821.2K (15%)
Current vs Prior +496.24%
Calls: +531.93%
Puts: +286.26%
Prior 7-Day Total $94.09M
Calls: $69.22M (74%)
Puts: $24.87M (26%)
Prior 7-Day Average $13.44M
Calls: $9.89M (74%)
Puts: $3.55M (26%)
Current vs Prior 7-Day Avg +150.72%
Calls: +208.72%
Puts: -10.72%
Sentiment BULLISH

Put/Call Ratio

Detail
ℹ
Current (08/21) 0.29
Prior (08/20) 0.19
Current vs Prior +52.19%
Prior 7-Day Average 0.68
Current vs Prior 7-Day Avg -56.96%
Sentiment BULLISH

Open Interest

Detail
ℹ
Current (08/21) 910,122
Calls: 651,752 (72%)
Puts: 258,370 (28%)
Prior (08/20) 790,199
Calls: 584,981 (74%)
Puts: 205,218 (26%)
Current vs Prior +15.18%
Prior 7-Day Total 5,257,373
Calls: 3,751,808 (71%)
Puts: 1,505,565 (29%)
Prior 7-Day Average 751,053
Calls: 535,972 (71%)
Puts: 215,080 (29%)
Current vs Prior 7-Day Avg +21.18%
Sentiment BEARISH

Expected Move

Detail
ℹ
Expiry (08/21) | Next (08/28)Expiry (08/21) | Next (09/18)
Current 7.76% | 22.83%7.76% | 34.15%
Prior 7.09% | 17.54%7.09% | 30.45%
Current vs Prior +222.07% | +50.48%+9.48% | +12.17%
Prior 7-Day Avg 9.71% | 17.18%11.93% | 31.11%
Current vs 7-Day Avg +135.10% | +53.60%-34.93% | +9.78%
Prior 7-Day Eod 7.09% | 17.54%7.09% | 30.45%
Current vs 7-Day Eod +222.07% | +50.48%+9.48% | +12.17%
Sentiment BEARISHBEARISH

Relative Spread

Detail
ℹ
Expiry | Next
Current 76.85% | 46.66%
Calls: 37.57% | 56.10%
Puts: 116.13% | 37.21%
Prior 21.55% | 29.29%
Calls: 22.06% | 23.15%
Puts: 21.05% | 35.43%
Current vs Prior +256.61% | +59.30%
Prior 7-Day Avg 21.55% | 29.29%
Calls: 22.06% | 23.15%
Puts: 21.05% | 35.43%
Current vs 7-Day Avg +256.61% | +59.30%
Liquidity Expensive
+
Add Card

🤖 AI Insights

Strong bullish conviction with 91% of dollar volume in calls ($30.53M) vs puts ($3.17M). Massive premium surge with dollar volume up 496% vs prior. Dollar volume significantly above 7-day average (151% higher). Unusually high activity with volume up 388% 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 BULLISH
7-Day Avg NEUTRAL
Current BULLISH
Prior BULLISH
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 2 of results (avg 5.8%, best 3.6%)

CALLS (2)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$15.00Sep 182.752.85$2.803.6%1.8K0.6025.8K
$18.00Sep 181.801.95$1.888.0%1650.453.1K
PUTS (0)
No puts meet the criteria

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. 56 found (avg delta 0.68, highest 1.00)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$12.50Aug 212.004.20$3.1071.0%4321.00845
$13.00Aug 212.052.55$2.3021.7%4521.003.4K
$13.50Aug 210.802.60$1.70105.9%8861.001.6K
$14.00Aug 211.201.95$1.5847.5%2.3K1.002.6K
$14.50Aug 210.104.80$2.45191.8%1.6K1.00822
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$16.00Aug 210.051.50$0.78185.9%1400.9011
$15.50Aug 210.051.35$0.70185.7%300.883
$17.00Aug 282.253.30$2.7837.8%40.61--
$16.50Aug 281.402.95$2.1771.4%10.59--
$17.00Sep 42.754.30$3.5343.9%40.55--

Most actively traded options today. High liquidity = easy entry/exit. 106 active (total vol 41.1K, top 10.1K)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$15.00Aug 210.400.60$0.5040.0%10.1K0.7310.6K
$14.00Aug 211.201.95$1.5847.5%2.3K1.002.6K
$15.00Sep 182.752.85$2.803.6%1.8K0.6025.8K
$15.50Aug 210.000.10$0.05200.0%1.7K0.301.3K
$14.50Aug 210.104.80$2.45191.8%1.6K1.00822
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$15.00Aug 210.000.05$0.03166.7%5.1K0.525.2K
$13.00Aug 280.300.45$0.3839.5%1.1K0.19342
$15.50Aug 280.902.70$1.80100.0%7390.47--
$15.00Aug 281.051.20$1.1313.3%6770.4356
$14.00Aug 210.000.05$0.03166.7%2230.08212

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 181.3%, max 315.7%)

CALLS (3)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$15.00Aug 21Oct 2923.6%222.2%315.7%10.1K10.7K
$15.50Aug 21Oct 2401.4%215.4%86.3%1.7K1.3K
$18.00Aug 28Sep 25192.2%178.4%7.7%51530
PUTS (1)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$15.00Aug 21Oct 2923.6%222.2%315.7%5.1K5.2K

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 34 found (best R:R 3.17, avg 1.46)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossPOPR:RBE
$13.50$14.00Aug 21$0.12$0.38$0.12100%3.17$13.62
$13.00$14.00Sep 18$0.30$0.70$0.3072%2.33$13.30
$13.00$14.00Sep 4$0.45$0.55$0.4579%1.22$13.45
$14.00$15.00Sep 18$0.35$0.65$0.3566%1.86$14.35
$15.00$16.00Sep 18$0.35$0.65$0.3560%1.86$15.35
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossPOPR:RBE
$15.00$14.00Sep 18$0.35$0.65$0.3539%1.86$14.65
$13.50$13.00Aug 28$0.12$0.38$0.1224%3.17$13.38
$13.00$12.50Aug 28$0.13$0.37$0.1319%2.85$12.87
$15.00$14.50Aug 28$0.28$0.22$0.2843%0.79$14.72
$14.50$14.00Aug 28$0.25$0.25$0.2537%1.00$14.25

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 23 found (best R:R 7.33, avg 1.28)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossPOPR:RBE
$16.00$17.00Sep 11$0.66$0.66$0.3448%1.94$16.66
$17.00$18.00Sep 25$0.63$0.63$0.3746%1.70$17.63
$16.00$16.50Aug 28$0.32$0.32$0.1854%1.78$16.32
$18.00$18.50Aug 28$0.23$0.23$0.2770%0.85$18.23
$17.00$17.50Sep 4$0.25$0.25$0.2558%1.00$17.25
BULL PUT (5)
SellBuyExpiryCreditMax GainMax LossPOPR:RBE
$15.00$14.00Sep 11$0.88$0.88$0.1260%7.33$14.12
$14.00$13.00Sep 18$0.65$0.65$0.3567%1.86$13.35
$13.50$13.00Sep 4$0.29$0.29$0.2169%1.38$13.21
$15.00$14.50Sep 4$0.30$0.30$0.2057%1.50$14.70
$14.50$14.00Aug 28$0.25$0.25$0.2563%1.00$14.25

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 2 found (avg debit $0.93, cheapest $1.10)

CALLS (0)
No calls found
PUTS (2)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$15.00Aug 21Aug 28$1.10923.6%144.5%
$17.00Aug 28Sep 4$0.75185.7%191.8%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 23 found (cheapest 3.43% of stock, avg 23.88%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$15.00Aug 21$0.50$0.03$0.53$14.47$15.533.43%
$15.50Aug 21$0.05$0.70$0.75$14.75$16.254.85%
$16.00Aug 21$0.03$0.78$0.81$15.19$16.815.24%
$14.00Aug 21$1.58$0.03$1.61$12.39$15.6110.41%
$14.50Aug 21$2.45$0.03$2.48$12.02$16.9816.04%
$14.00Aug 28$2.13$0.60$2.73$11.27$16.7317.66%
$15.00Aug 28$1.73$1.13$2.86$12.14$17.8618.50%
$14.50Aug 28$2.13$0.85$2.98$11.52$17.4819.28%
$16.00Aug 28$1.20$1.80$3.00$13.00$19.0019.40%
$16.50Aug 28$0.88$2.17$3.05$13.45$19.5519.73%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 89 found (cheapest 0.39% of stock, avg 13.85%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$16.50$13.50Aug 21$0.03$0.03$0.06$13.44$16.56
$17.00$13.50Aug 21$0.03$0.03$0.06$13.44$17.06
$16.00$14.00Aug 21$0.03$0.03$0.06$13.94$16.06
$16.50$14.00Aug 21$0.03$0.03$0.06$13.94$16.56
$17.00$14.00Aug 21$0.03$0.03$0.06$13.94$17.06
$16.00$13.50Aug 21$0.03$0.03$0.06$13.44$16.06
$16.00$14.50Aug 21$0.03$0.03$0.06$14.44$16.06
$16.50$14.50Aug 21$0.03$0.03$0.06$14.44$16.56
$17.00$14.50Aug 21$0.03$0.03$0.06$14.44$17.06
$15.50$14.50Aug 21$0.05$0.03$0.08$14.42$15.58

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 2 found (best R:R 2.57, avg credit $0.35)

Put SpreadCall SpreadExpiryCreditMax LossPOPR:RBE LowBE High
12/1318/18Aug 28$0.36$0.1451%2.57$12.64$18.36
13/1418/18Aug 28$0.35$0.1546%2.33$13.15$18.35

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 17 found (best R:R 13.29, cheapest $0.05)

CALLS (5)
LowMidHighExpiryDebitMax GainPOPR:R
$16.00$17.00$18.00Sep 18$0.07$0.9310%13.29
$13.00$13.50$14.00Oct 2$0.06$0.445%7.33
$17.00$17.50$18.00Aug 28$0.10$0.407%4.00
$14.50$15.00$15.50Aug 28$0.12$0.3812%3.17
$15.00$15.50$16.00Aug 21$0.43$0.0764%0.16
PUTS (5)
LowMidHighExpiryDebitMax GainPOPR:R
$13.00$13.50$14.00Aug 21$0.05$0.451%9.00
$13.50$14.00$14.50Aug 28$0.15$0.3512%2.33
$14.00$15.00$16.00Sep 18$0.22$0.7811%3.55
$16.00$16.50$17.00Aug 28$0.24$0.269%1.08
$15.50$16.00$16.50Aug 28$0.37$0.1312%0.35

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 $-0.13, 14 credits)

CALLS (3)
Buy KSell KRatioExpiryNetMax Gain
$18.00$18.501:2Aug 28-$0.22$0.28
$16.00$17.001:2Sep 11-$0.76$0.24
$15.00$15.501:2Aug 21$0.40$0.10
PUTS (5)
Buy KSell KRatioExpiryNetMax Gain
$17.00$15.001:2Sep 4-$0.13$1.87
$13.00$12.501:2Aug 28-$0.12$0.38
$13.00$12.501:2Aug 21-$0.12$0.38
$13.50$13.001:2Aug 21-$0.13$0.37
$13.50$13.001:2Aug 28-$0.26$0.24

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 26 found (best yield 19.40%, avg 9.19%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$17.00Oct 2$3.000.5410.0%19.40%29.37%2--
$18.00Sep 25$1.850.4816.4%11.97%28.40%2--
$18.00Sep 18$1.800.4516.4%11.64%28.07%1653.1K
$15.50Oct 2$2.900.600.3%18.76%19.02%82
$17.00Sep 18$2.000.4910.0%12.94%22.90%207441
$16.50Sep 25$2.100.546.7%13.58%20.31%8--
$16.00Sep 18$2.300.553.5%14.88%18.37%284557
$16.00Oct 2$2.100.553.5%13.58%17.08%7--
$16.50Oct 2$1.700.536.7%11.00%17.72%61
$18.00Sep 11$1.100.4416.4%7.12%23.54%424--

Current 5-Minute Volume Snapshots

Time (HH:MM) Total Volume Call Volume Put Volume Volume Change
Loading data...

Prior's 5-Minute Volume Snapshots

Time (HH:MM) Total Volume Call Volume Put Volume Volume Change
Loading data...

Current Put/Call Breakdown

Total Calls 95,165
Total Puts 27,811
Put/Call Ratio 0.29
Net Difference 67,354

Prior's Put/Call Breakdown

Total Calls 21,128
Total Puts 4,057
Put/Call Ratio 0.19
Net Difference 17,071

Prior 7-Day Put/Call Summary

Total Calls 213,127
Total Puts 133,183
Average Put/Call Ratio 0.68
Ratio Trend Rising

Daily Put/Call History (Last 7 Days)

Date Calls Puts Ratio Net Diff
Loading data...

Upcoming Earnings - 2 Weeks Prior

Loading earnings data...

Upcoming Earnings - 1 Week Prior

Loading earnings data...

Earnings This Week

Loading earnings data...

Earnings - Day Before / Day After

Loading earnings data...

Options Activity Around Earnings

Ticker Earnings Date Days Away Call Volume Put Volume IV Rank
Loading data...

Chart Title

Price — Past 7 Days

Add Card

CI/CD Results
App Log
Loading...
Requests
New Request
View All