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Biogen Idec (NQ:BIIB)

143.68 +0.36 (+0.25%)
Official Closing Price Updated: 4:15 PM EDT, Sep 16, 2025 Add to My Watchlist
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Historical Prices

Month:
Year:
Range:
Date Open High Low Close Volume Change (%)
Sep 16, 2025 143.51 147.23 143.02 143.68 1,936,004 +0.36(+0.25%)
Sep 15, 2025 144.82 145.99 141.12 143.32 1,432,580 -1.54(-1.06%)
Sep 12, 2025 148.08 150.28 144.84 144.86 1,810,892 -3.98(-2.67%)
Sep 11, 2025 143.47 149.07 142.86 148.84 1,714,086 +6.23(+4.37%)
Sep 10, 2025 143.00 143.45 139.54 142.61 1,277,840 -0.99(-0.69%)
Sep 09, 2025 141.16 143.74 140.51 143.60 1,490,778 +2.25(+1.59%)
Sep 08, 2025 139.99 143.23 137.19 141.35 1,624,585 +0.68(+0.48%)
Sep 05, 2025 140.13 144.20 139.96 140.67 1,561,899 +0.73(+0.52%)
Sep 04, 2025 141.78 142.28 137.14 139.94 1,529,091 -1.68(-1.19%)
Sep 03, 2025 139.56 145.27 139.56 141.62 2,279,472 +1.99(+1.43%)
Sep 02, 2025 133.55 140.06 133.53 139.63 2,466,913 +7.41(+5.60%)
Aug 29, 2025 132.50 133.48 131.52 132.22 1,083,015 -0.43(-0.32%)
Aug 28, 2025 136.36 136.36 132.04 132.65 1,558,090 -3.71(-2.72%)
Aug 27, 2025 136.00 138.50 135.79 136.36 1,403,137 -0.36(-0.26%)
Aug 26, 2025 135.85 136.91 135.22 136.72 1,580,001 +0.36(+0.26%)
Aug 25, 2025 139.01 139.75 136.14 136.36 861,956 -2.95(-2.12%)
Aug 22, 2025 140.41 142.32 138.65 139.31 1,199,215 +0.19(+0.14%)
Aug 21, 2025 138.26 140.20 137.59 139.12 1,074,247 +0.13(+0.09%)
Aug 20, 2025 139.10 140.50 137.77 138.99 1,286,640 +0.13(+0.09%)
Aug 19, 2025 136.37 139.58 136.02 138.86 1,447,246 +2.95(+2.17%)
Aug 18, 2025 140.00 141.18 135.74 135.91 1,813,432 -2.69(-1.94%)
Aug 15, 2025 136.16 138.83 135.88 138.60 1,644,117 +3.66(+2.71%)
Aug 14, 2025 134.51 135.23 132.16 134.94 1,169,841 -0.25(-0.18%)
Aug 13, 2025 129.62 135.38 129.40 135.19 1,549,088 +6.26(+4.86%)
Aug 12, 2025 128.47 131.10 128.25 128.93 1,127,612 +0.93(+0.73%)
Aug 11, 2025 131.16 133.73 127.71 128.00 1,070,292 -2.67(-2.04%)
Aug 08, 2025 127.50 131.26 127.00 130.67 1,327,713 +2.92(+2.29%)
Aug 07, 2025 130.02 130.68 127.65 127.75 1,718,164 -1.59(-1.23%)
Aug 06, 2025 132.42 132.67 128.90 129.34 1,538,624 -3.55(-2.67%)
Aug 05, 2025 131.91 134.16 131.56 132.89 1,395,612 +0.69(+0.52%)
Aug 04, 2025 132.33 133.98 130.39 132.20 1,897,837 +0.25(+0.19%)
Aug 01, 2025 128.96 132.90 124.56 131.95 2,798,551 +3.95(+3.09%)
Jul 31, 2025 133.00 135.43 127.24 128.00 3,240,078 +1.36(+1.07%)
Jul 30, 2025 128.56 129.78 125.97 126.64 1,891,992 -1.26(-0.99%)
Jul 29, 2025 128.54 129.26 127.60 127.90 1,108,221 -1.38(-1.07%)
Jul 28, 2025 131.35 131.85 128.43 129.28 1,045,656 -2.24(-1.70%)
Jul 25, 2025 133.05 133.05 130.13 131.52 977,035 -1.07(-0.81%)
Jul 24, 2025 130.78 132.65 130.00 132.59 1,280,504 +1.61(+1.23%)
Jul 23, 2025 129.44 131.25 128.36 130.98 1,127,478 +3.13(+2.45%)
Jul 22, 2025 123.38 127.94 123.38 127.85 1,319,091 +5.17(+4.21%)
Jul 21, 2025 124.98 125.42 121.05 122.68 1,403,464 -2.31(-1.85%)
Jul 18, 2025 129.37 129.58 124.68 124.99 1,524,967 -3.70(-2.88%)
Jul 17, 2025 128.18 129.21 127.31 128.69 1,151,167 +0.23(+0.18%)
Jul 16, 2025 128.49 129.51 127.42 128.46 1,234,689 +0.96(+0.75%)
Jul 15, 2025 132.96 133.36 127.47 127.50 1,317,042 -5.61(-4.21%)
Jul 14, 2025 133.56 134.21 132.40 133.11 694,368 -1.10(-0.82%)
Jul 11, 2025 133.49 134.59 132.37 134.21 1,137,579 -1.12(-0.83%)
Jul 10, 2025 133.45 137.19 132.77 135.33 992,045 +2.31(+1.74%)
Jul 09, 2025 134.56 137.84 131.67 133.02 1,528,391 -1.44(-1.07%)
Jul 08, 2025 130.32 135.58 130.32 134.46 1,350,619 +4.33(+3.33%)
Jul 07, 2025 132.10 133.20 129.08 130.13 1,086,915 -2.73(-2.05%)
Jul 03, 2025 133.49 134.42 132.21 132.86 633,330 -0.33(-0.25%)
Jul 02, 2025 130.00 134.63 129.84 133.19 1,474,231 +3.12(+2.40%)
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