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Biogen Inc. (BIIB) - NASDAQ Next Earnings Date: OS Estimate: Oct. 28, 2026 BO
OS Projected Window: Oct. 26, 2026 to Oct. 31, 2026
EVR: 2.2
Avg Daily Volume: 1,152,989    Market Cap: 31.0B
Sector: Healthcare    Short Interest: 3.69
Live Interactive Chart
Days to Next Earnings: 69 Days


 

E    One Trading Day Post Earnings Up             E    One Trading Day Post Earnings Down

 
Optionslam EVR Rating: 2.2
 
Earnings Events Available: 99

 
Earnings Date Pre-Earnings EVR Pre-Earnings Close Post-Earnings Open Percentages represent price change relative to Pre-Earnings close for specified number of Calendar days
Price Perc% 1 Day 3 Days 5 Days 8 Days 13 Days 21 Days 34 Days 55 Days
Wed 07/29/2026 BO 2.1 $205.61 $210.50 2.37% 1.76% -1.29% -1.29% 0.5% 0.74% 3.38% N/A N/A
Wed 04/29/2026 BO 2.1 $183.38 $183.12 -0.14% 5.99% 2.01% 2.01% 3.98% 7.95% 3.92% 4.83% 8.91%
Fri 02/06/2026 BO 1.9 Get the OptionSlam Edge ..... become an Insider Member to view the detailed report.
Thu 10/30/2025 BO 1.8
Thu 07/31/2025 BO 1.8
Thu 05/01/2025 BO 1.9
Wed 02/12/2025 BO 1.8
Wed 10/30/2024 BO 1.8
Thu 08/01/2024 BO 1.8
Wed 04/24/2024 BO 1.8


 
 
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