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BIIB

136.72000 USD
0.36
0.26%
Last update Aug 26, 3:59 PM EDT
Pre-market
Day range
135.22000
136.91000
Previous close
136.36000
Open
135.85001
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Biogen Inc.
136.72
0.36
0.26%

Historical data

Prices

Date Open High Low Close % Change Volume
Aug 26, 2025 135.85 136.91 135.22 136.72 0.64% 1579900
Aug 25, 2025 139.01 139.75 136.14 136.36 -1.91% 861800
Aug 22, 2025 140.41 142.32 138.65 139.31 -0.78% 1198900
Aug 21, 2025 138.26 140.20 137.59 139.12 0.62% 1074100
Aug 20, 2025 139.10 140.50 137.77 138.99 -0.08% 1286300
Aug 19, 2025 136.37 139.58 136.02 138.86 1.83% 1447800
Aug 18, 2025 140 141.18 135.74 135.91 -2.92% 1813900
Aug 15, 2025 136.16 138.83 135.88 138.60 1.79% 1643800
Aug 14, 2025 134.51 135.23 132.16 134.94 0.32% 1169800
Aug 13, 2025 129.62 135.38 129.40 135.19 4.30% 1549000
Aug 12, 2025 128.47 131.10 128.25 128.93 0.36% 1127600
Aug 11, 2025 131.16 133.73 127.71 128 -2.41% 1070300
Aug 08, 2025 127.50 131.26 127 130.67 2.49% 1327700
Aug 07, 2025 130.02 130.68 127.65 127.75 -1.75% 1718100
Aug 06, 2025 132.42 132.67 128.90 129.34 -2.33% 1538600
Aug 05, 2025 131.91 134.16 131.57 132.89 0.74% 1395600
Aug 04, 2025 132.33 133.98 130.39 132.20 -0.10% 1897800
Aug 01, 2025 128.96 132.90 124.56 131.95 2.32% 2798200
Jul 31, 2025 133 135.43 127.24 128 -3.76% 3239700
Jul 30, 2025 128.56 129.78 125.97 126.64 -1.49% 1892100
Jul 29, 2025 128.54 129.26 127.60 127.90 -0.50% 1108800
Jul 28, 2025 131.35 131.85 128.43 129.28 -1.58% 1045500
Pre-market

Exchange is currently open for pre-market.
Main market opens in 3 hours 8 minutes

06:21
00:00
09:30
16:00
23:59

Trading Hours (Monday - Friday):

Pre-market
04:00 - 09:30
Main market
09:30 - 16:00
Post-market
16:00 - 20:00
All times are displayed in the America/New_York timezone (EDT, UTC-04:00).