Tour v396
BIIB
BIOGEN INC
$202.19 +0.78%
(7/23 18:16) ◀
|
Friday, July 24, 2026 (1:55am)
January 2026
|
▶ (7/27 18:15)
◀ 7/24 01:55 ▶

Option Volume

Detail
ℹ
Current (07/25) 774
Calls: 415 (54%)
Puts: 359 (46%)
Prior (07/23) 1,145
Calls: 296 (26%)
Puts: 849 (74%)
Current vs Prior -32.40%
Calls: +40.20% (Calls)
Puts: -57.71% (Puts)
Prior 7-Day Total 10,023
Calls: 6,506 (65%)
Puts: 3,517 (35%)
Prior 7-Day Average 1,431
Calls: 929 (65%)
Puts: 502 (35%)
Current vs Prior 7-Day Avg -45.94%
Calls: -55.35%
Puts: -28.55%
Sentiment BULLISH

Dollar Volume

Detail
ℹ
Current (07/25) $471.5K
Calls: $193.8K (41%)
Puts: $277.8K (59%)
Prior (07/23) $489.6K
Calls: $279.3K (57%)
Puts: $210.3K (43%)
Current vs Prior -3.69%
Calls: -30.62%
Puts: +32.05%
Prior 7-Day Total $8.43M
Calls: $7.12M (84%)
Puts: $1.31M (16%)
Prior 7-Day Average $1.20M
Calls: $1.02M (84%)
Puts: $187.2K (16%)
Current vs Prior 7-Day Avg -60.84%
Calls: -80.95%
Puts: +48.35%
Sentiment BEARISH

Put/Call Ratio

Detail
ℹ
Current (07/25) 0.87
Prior (07/23) 2.87
Current vs Prior -69.84%
Prior 7-Day Average 0.99
Current vs Prior 7-Day Avg -12.24%
Sentiment NEUTRAL

Open Interest

Detail
ℹ
Current (07/25) 6,462
Calls: 4,769 (74%)
Puts: 1,693 (26%)
Prior (07/23) 7,167
Calls: 4,063 (57%)
Puts: 3,104 (43%)
Current vs Prior -9.84%
Prior 7-Day Total 82,234
Calls: 56,399 (69%)
Puts: 25,835 (31%)
Prior 7-Day Average 11,747
Calls: 8,057 (69%)
Puts: 3,690 (31%)
Current vs Prior 7-Day Avg -44.99%
Sentiment BEARISH

Expected Move

Detail
ℹ
Expiry (07/31) | Next (08/07)Expiry (08/21) | Next (09/18)
Current 7.07% | 8.19%9.94% | 14.66%
Prior 2.80% | 7.73%10.27% | 14.58%
Current vs Prior +152.92% | +5.95%-3.19% | +0.58%
Prior 7-Day Avg 3.42% | 6.87%7.02% | 13.35%
Current vs 7-Day Avg +106.94% | +19.10%+41.53% | +9.86%
Prior 7-Day Eod 2.80% | 7.73%10.27% | 14.58%
Current vs 7-Day Eod +152.92% | +5.95%-3.19% | +0.58%
Sentiment BEARISHBULLISH

Relative Spread

Detail
ℹ
Expiry | Next
Current 114.07% | 61.49%
Calls: 98.96% | 51.55%
Puts: 129.19% | 71.43%
Prior 114.07% | 61.49%
Calls: 98.96% | 51.55%
Puts: 129.19% | 71.43%
Current vs Prior +0.00% | +0.00%
Prior 7-Day Avg 114.07% | 61.49%
Calls: 98.96% | 51.55%
Puts: 129.19% | 71.43%
Current vs 7-Day Avg -0.00% | +0.00%
Liquidity Expensive
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🤖 AI Insights

P/C ratio dropping 70% - sentiment shifting bullish. Call-heavy open interest (4,769 calls vs 1,693 puts) suggests bullish positioning.

Smart Money BEARISH
Retail Flow BULLISH
Overall BULLISH
Dollar Volume
Option Volume
Put/Call Ratio
Open Interest
Expected Move
Current BEARISH
Prior BULLISH
7-Day Avg BULLISH
Current NEUTRAL
Prior BEARISH
7-Day Avg NEUTRAL
Current NEUTRAL
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 -- 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. -- found (avg $--, cheapest $--)

No options available for this category

In-the-money options with delta >0.50. Higher probability of profit, lower leverage. 7 found (avg delta 0.68, highest 0.86)

CALLS (4)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$195.00Jul 246.209.20$7.7039.0%100.86--
$197.50Jul 242.856.70$4.7880.5%10.8110
$195.00Jul 319.5013.00$11.2531.1%100.70--
$202.50Jul 315.008.00$6.5046.2%120.529
PUTS (3)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$205.00Jul 240.754.70$2.73144.7%150.8217
$205.00Jul 316.009.10$7.5541.1%10.55--
$205.00Aug 218.6012.00$10.3033.0%10.52--

Most actively traded options today. High liquidity = easy entry/exit. 38 active (total vol 299, top 54)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$227.50Jul 310.002.75$1.38199.3%540.14--
$215.00Jul 310.553.70$2.13147.9%270.2423
$205.00Jul 313.107.00$5.0577.2%200.4519
$202.50Jul 315.008.00$6.5046.2%120.529
$195.00Jul 246.209.20$7.7039.0%100.86--
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$185.00Jul 310.001.50$0.75200.0%420.107
$205.00Jul 240.754.70$2.73144.7%150.8217
$195.00Aug 143.406.10$4.7556.8%150.33--
$200.00Jul 240.002.40$1.20200.0%140.4118
$190.00Jul 310.453.90$2.17159.0%140.218

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 11 strikes (avg 595.8%, max 1180.8%)

CALLS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$220.00Jul 24Aug 21559.2%43.7%1180.8%3365
$207.50Jul 24Jul 31568.2%51.2%1009.7%229
$195.00Jul 24Jul 31540.5%56.4%858.5%20--
$205.00Jul 24Sep 4285.5%40.0%613.5%4--
$210.00Jul 24Jul 31401.7%56.5%611.2%4148
PUTS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$197.50Jul 24Aug 7423.5%47.6%789.8%23
$205.00Jul 24Aug 21285.5%42.5%572.1%1617
$200.00Jul 24Aug 7265.4%47.5%458.2%1526
$187.50Jul 31Aug 764.7%45.9%40.9%1012
$195.00Aug 7Aug 1445.7%42.1%8.5%16162

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 21 found (best R:R 9.87, avg 3.44)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$215.00$217.50Jul 31$0.23$2.27$0.239.87$215.23
$230.00$235.00Jul 31$0.55$4.45$0.558.09$230.55
$207.50$210.00Jul 31$0.28$2.22$0.287.93$207.78
$212.50$220.00Jul 24$1.00$6.50$1.006.50$213.50
$227.50$230.00Jul 31$0.53$1.97$0.533.72$228.03
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$190.00$187.50Jul 31$0.32$2.18$0.326.81$189.68
$192.50$190.00Jul 31$0.36$2.14$0.365.94$192.14
$195.00$187.50Aug 7$2.07$5.43$2.072.62$192.93
$205.00$200.00Jul 24$1.53$3.47$1.532.27$203.47
$205.00$192.50Jul 31$5.02$7.48$5.021.49$199.98

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 22 found (best R:R 2.65, avg 0.67)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$197.50$202.50Jul 24$3.63$3.63$1.372.65$201.13
$195.00$202.50Jul 31$4.75$4.75$2.751.73$199.75
$202.50$205.00Jul 31$1.45$1.45$1.051.38$203.95
$205.00$207.50Jul 31$1.42$1.42$1.081.31$206.42
$207.50$210.00Jul 24$0.95$0.95$1.550.61$208.45
BULL PUT (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$197.50$195.00Aug 7$1.25$1.25$1.251.00$196.25
$202.50$200.00Aug 7$1.20$1.20$1.300.92$201.30
$187.50$185.00Jul 31$1.10$1.10$1.400.79$186.40
$200.00$197.50Aug 7$1.10$1.10$1.400.79$198.90
$205.00$192.50Jul 31$5.02$5.02$7.480.67$199.98

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 11 found (avg debit $3.20, cheapest $0.08)

CALLS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$220.00Jul 24Jul 31$1.25559.2%57.8%
$207.50Jul 24Jul 31$2.48568.2%51.2%
$210.00Jul 24Jul 31$3.15401.7%56.5%
$195.00Jul 24Jul 31$3.55540.5%56.4%
$205.00Jul 24Jul 31$4.62285.5%55.4%
PUTS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$187.50Jul 31Aug 7$0.0864.7%45.9%
$195.00Aug 7Aug 14$0.7545.7%42.1%
$197.50Jul 24Aug 7$4.05423.5%47.6%
$205.00Jul 24Jul 31$4.82285.5%55.4%
$200.00Jul 24Aug 7$5.15265.4%47.5%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 3 found (cheapest 1.56% of stock, avg 3.58%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$205.00Jul 24$0.43$2.73$3.16$201.84$208.161.56%
$197.50Jul 24$4.78$1.20$5.98$191.52$203.482.96%
$205.00Jul 31$5.05$7.55$12.60$192.40$217.606.23%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 31 found (cheapest 0.69% of stock, avg 2.03%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$210.00$200.00Jul 24$0.20$1.20$1.40$198.60$211.40
$210.00$197.50Jul 24$0.20$1.20$1.40$196.10$211.40
$205.00$200.00Jul 24$0.43$1.20$1.63$198.37$206.63
$205.00$197.50Jul 24$0.43$1.20$1.63$195.87$206.63
$212.50$200.00Jul 24$1.05$1.20$2.25$197.75$214.75
$212.50$197.50Jul 24$1.05$1.20$2.25$195.25$214.75
$202.50$200.00Jul 24$1.15$1.20$2.35$197.65$204.85
$202.50$197.50Jul 24$1.15$1.20$2.35$195.15$204.85
$207.50$200.00Jul 24$1.15$1.20$2.35$197.65$209.85
$207.50$197.50Jul 24$1.15$1.20$2.35$195.15$209.85

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 33 found (best R:R 3.55, avg credit $2.50)

Put SpreadCall SpreadExpiryCreditMax LossR:RBE LowBE High
185/188195/202Jul 31$5.85$1.653.55$181.65$200.85
190/192202/205Jul 31$1.81$0.692.62$190.69$204.31
190/192205/208Jul 31$1.78$0.722.47$190.72$206.78
188/190202/205Jul 31$1.77$0.732.42$188.23$204.27
188/190205/208Jul 31$1.74$0.762.29$188.26$206.74
190/192195/202Jul 31$5.11$2.392.14$187.39$200.11
185/188218/220Jul 31$1.70$0.802.12$185.80$219.20
188/190195/202Jul 31$5.07$2.432.09$184.93$200.07
185/188228/230Jul 31$1.63$0.871.87$185.87$229.13
185/188208/210Jul 31$1.38$1.121.23$186.12$208.88

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 4 found (best R:R 24.00, cheapest $0.10)

CALLS (3)
LowMidHighExpiryDebitMax GainR:R
$205.00$207.50$210.00Jul 31$1.14$1.361.19
$202.50$205.00$207.50Jul 24$1.44$1.060.74
$207.50$210.00$212.50Jul 24$1.80$0.700.39
PUTS (1)
LowMidHighExpiryDebitMax GainR:R
$197.50$200.00$202.50Aug 7$0.10$2.4024.00

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 22 found (best net $-1.46, 13 credits)

CALLS (5)
Buy KSell KRatioExpiryNetMax Gain
$220.00$227.501:2Jul 31-$1.46$6.04
$195.00$202.501:2Jul 31-$1.75$5.75
$210.00$215.001:2Jul 31-$0.91$4.09
$227.50$230.001:2Jul 31-$0.32$2.18
$217.50$220.001:2Jul 31-$0.70$1.80
PUTS (5)
Buy KSell KRatioExpiryNetMax Gain
$200.00$197.501:2Jul 24-$1.20$1.30
$190.00$187.501:2Jul 31-$1.53$0.97
$192.50$190.001:2Jul 31-$1.81$0.69
$205.00$192.501:2Jul 31$2.49$10.01
$195.00$187.501:2Aug 7$0.14$7.36

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 11 found (best yield 3.81%, avg 1.14%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$205.00Sep 4$7.700.491.4%3.81%5.20%2--
$202.50Jul 31$5.000.520.1%2.47%2.63%129
$205.00Jul 31$3.100.451.4%1.53%2.92%2019
$207.50Jul 31$2.750.382.6%1.36%3.99%116
$210.00Jul 31$2.700.343.9%1.34%5.20%233
$220.00Aug 21$2.000.278.8%0.99%9.80%2365
$215.00Jul 31$0.550.246.3%0.27%6.61%2723
$220.00Jul 31$0.500.168.8%0.25%9.06%746
$240.00Aug 28$0.400.0918.7%0.20%18.90%13
$225.00Aug 14$0.350.1811.3%0.17%11.45%115

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 415
Total Puts 359
Put/Call Ratio 0.87
Net Difference 56

Prior's Put/Call Breakdown

Total Calls 296
Total Puts 849
Put/Call Ratio 2.87
Net Difference -553

Prior 7-Day Put/Call Summary

Total Calls 6,506
Total Puts 3,517
Average Put/Call Ratio 0.99
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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