BIOGEN IDEC Inc. (NQ: BIIB)
309.07 USD  -17.70 (-5.42%)
Official Closing Price  /  Updated: 8:10 PM EDT, Oct 22, 2014  /  Add to My Watchlist      
Historical Prices
Date Open High Low Close Volume Change (%)
Oct 22, 2014 314.95 290.85 309.07 7,071,171 -17.70(-5.42%)
Oct 21, 2014 320.97 326.90 316.03 326.77 1,853,618 +15.36(+4.93%)
Oct 20, 2014 305.24 321.48 305.24 311.41 1,513,757 +4.70(+1.53%)
Oct 17, 2014 304.75 306.71 1,782,231 +3.97(+1.31%)
Oct 16, 2014 299.91 309.00 296.55 302.74 1,384,361 -2.95(-0.97%)
Oct 15, 2014 297.29 311.20 295.27 305.69 2,210,968 +4.11(+1.36%)
Oct 14, 2014 308.36 310.40 296.06 301.58 1,759,350 -0.16(-0.05%)
Oct 13, 2014 300.99 301.74 2,302,574 -13.40(-4.25%)
Oct 10, 2014 318.40 324.42 315.08 315.14 1,468,214 -4.05(-1.27%)
Oct 09, 2014 323.35 325.34 317.74 319.19 1,143,001 -5.40(-1.66%)
Oct 08, 2014 315.66 325.78 312.00 324.59 1,275,458 +8.67(+2.74%)
Oct 07, 2014 325.00 325.00 315.82 315.92 1,053,374 -9.15(-2.81%)
Oct 06, 2014 331.05 331.05 324.01 325.07 723,890 -2.02(-0.62%)
Oct 03, 2014 323.33 331.01 321.63 327.09 1,306,511 +7.25(+2.27%)
Oct 02, 2014 322.60 324.45 317.53 319.84 1,116,330 -3.66(-1.13%)
Oct 01, 2014 330.97 331.15 321.98 323.50 988,662 -7.31(-2.21%)
Sep 30, 2014 330.23 332.40 327.08 330.81 1,055,203 +0.65(+0.20%)
Sep 29, 2014 329.70 333.50 326.85 330.16 802,249 -3.38(-1.01%)
Sep 26, 2014 333.87 334.79 328.68 333.54 1,075,576 +0.14(+0.04%)
Sep 25, 2014 344.05 345.65 333.06 333.40 1,559,965 -12.90(-3.73%)
Sep 24, 2014 333.40 347.75 333.11 346.30 1,582,574 +14.06(+4.23%)
Sep 23, 2014 328.51 334.95 327.68 332.24 1,039,658 +2.48(+0.75%)
Sep 22, 2014 327.36 330.34 325.01 329.76 1,027,923 +0.52(+0.16%)
Sep 19, 2014 329.51 334.82 327.49 329.24 1,742,641 -0.75(-0.23%)
Sep 18, 2014 328.86 330.30 325.36 329.99 637,122 +2.41(+0.74%)
Sep 17, 2014 328.42 330.92 322.69 327.58 1,088,557 +0.70(+0.21%)
Sep 16, 2014 319.42 328.75 318.69 326.88 999,116 +6.76(+2.11%)
Sep 15, 2014 323.40 323.40 315.71 320.12 1,064,013 -3.27(-1.01%)
Sep 12, 2014 327.31 328.16 321.11 323.39 802,697 -3.72(-1.14%)
Sep 11, 2014 330.41 332.81 324.74 327.11 925,266 -4.97(-1.50%)
Sep 10, 2014 325.99 333.00 325.99 332.08 811,110 +5.25(+1.61%)
Sep 09, 2014 330.74 330.74 326.03 326.83 842,123 -4.48(-1.35%)
Sep 08, 2014 329.28 331.85 326.74 331.31 927,175 +0.83(+0.25%)
Sep 05, 2014 335.04 335.75 321.00 330.48 1,911,854 -4.35(-1.30%)
Sep 04, 2014 344.37 344.44 333.78 334.83 830,178 -9.29(-2.70%)
Sep 03, 2014 343.37 345.40 342.17 344.12 736,909 +1.44(+0.42%)
Sep 02, 2014 345.47 347.61 340.60 342.68 715,582 -0.36(-0.10%)
Aug 29, 2014 343.04 343.04 343.04 0 +1.80(+0.53%)
Aug 28, 2014 341.14 343.83 339.52 341.24 644,897 -2.12(-0.62%)
Aug 27, 2014 343.46 343.76 339.17 343.36 972,051 +0.37(+0.11%)
Aug 26, 2014 343.39 343.60 340.09 342.99 837,171 +0.29(+0.08%)
Aug 25, 2014 342.54 345.75 341.09 342.70 719,311 +2.73(+0.80%)
Aug 22, 2014 339.84 341.90 337.00 339.97 677,368 +1.32(+0.39%)
Aug 21, 2014 342.73 344.42 337.19 338.65 663,651 -3.93(-1.15%)
Aug 20, 2014 343.68 345.46 340.67 342.58 700,054 -3.26(-0.94%)
Aug 19, 2014 344.82 348.49 343.31 345.84 815,746 +1.24(+0.36%)
Aug 18, 2014 347.59 348.40 342.09 344.60 1,223,574 +2.13(+0.62%)
Aug 15, 2014 339.25 343.03 330.70 342.47 1,724,429 +5.46(+1.62%)
Aug 14, 2014 335.05 338.51 333.81 337.01 1,319,175 +2.37(+0.71%)
Aug 13, 2014 325.51 335.39 324.13 334.64 1,449,153 +9.68(+2.98%)
Aug 12, 2014 319.96 325.64 317.00 324.96 1,045,605 +4.62(+1.44%)
Aug 11, 2014 327.30 327.44 319.07 320.34 983,040 -3.71(-1.14%)
Aug 08, 2014 320.88 326.40 319.32 324.05 1,197,040 +3.45(+1.08%)
Aug 07, 2014 326.00 327.36 319.80 320.60 872,680 -4.60(-1.41%)
Aug 06, 2014 324.06 328.49 322.00 325.20 940,576 -0.03(-0.01%)
Aug 05, 2014 325.58 328.55 322.14 325.23 1,144,589 -1.32(-0.40%)
Aug 04, 2014 330.08 330.94 325.76 326.55 981,333 -3.28(-0.99%)
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