Biogen Inc.

Minor Lloyd sold 593 shares of BIIB on 4 August. They now own 2,689 BIIB shares.

Minor Lloyd sold 593 shares of BIIB on 3 August. They now own 3,282 BIIB shares.

Mantas Jesus B bought 1,505 shares of BIIB on 9 June. They now own 11,263 BIIB shares.

Hawkins William A bought 1,505 shares of BIIB on 9 June. They now own 10,365 BIIB shares.

Langer Susan bought 1,505 shares of BIIB on 9 June. They now own 6,634.1 BIIB shares.

Pangalos Menelas N bought 1,505 shares of BIIB on 9 June. They now own 3,875 BIIB shares.

Patolawala Monish D bought 1,505 shares of BIIB on 9 June. They now own 5,215 BIIB shares.

Rowinsky Eric K bought 1,505 shares of BIIB on 9 June. They now own 25,844 BIIB shares.

Pangalos Menelas N sold 2,370 shares of BIIB on 9 June. They now own 0 BIIB shares.

Freire Maria C bought 2,005 shares of BIIB on 9 June. They now own 8,820 BIIB shares.

Sherwin Stephen A bought 1,505 shares of BIIB on 9 June. They now own 15,193 BIIB shares.

Minor Lloyd bought 1,505 shares of BIIB on 9 June. They now own 3,875 BIIB shares.

Pangalos Menelas N bought 2,370 shares of BIIB on 9 June. They now own 2,370 BIIB shares.

Keeney Adam sold 939 shares of BIIB on 1 May. They now own 0 BIIB shares.

Keeney Adam sold 455 shares of BIIB on 1 May. They now own 6,365 BIIB shares.

Keeney Adam bought 939 shares of BIIB on 1 May. They now own 6,820 BIIB shares.

Godbout Sean sold 54 shares of BIIB on 1 April. They now own 1,341.667 BIIB shares.

Godbout Sean bought 181 shares of BIIB on 1 April. They now own 1,395.667 BIIB shares.

Godbout Sean sold 181 shares of BIIB on 1 April. They now own 364 BIIB shares.

Gregory Ginger bought 8,025 shares of BIIB on 13 February. They now own 8,025 BIIB shares.

Viehbacher Christopher bought 38,015 shares of BIIB on 13 February. They now own 38,015 BIIB shares.

Godbout Sean bought 1,800 shares of BIIB on 13 February. They now own 1,800 BIIB shares.

Izzar Rachid bought 7,390 shares of BIIB on 13 February. They now own 7,390 BIIB shares.

Kramer Robin bought 8,450 shares of BIIB on 13 February. They now own 8,450 BIIB shares.

Murphy Nicole bought 10,560 shares of BIIB on 13 February. They now own 10,560 BIIB shares.

Grogan Jane bought 8,450 shares of BIIB on 13 February. They now own 8,450 BIIB shares.

Keeney Adam bought 8,025 shares of BIIB on 13 February. They now own 8,025 BIIB shares.

Singhal Priya bought 10,560 shares of BIIB on 13 February. They now own 10,560 BIIB shares.

Alexander Susan H bought 8,450 shares of BIIB on 13 February. They now own 8,450 BIIB shares.

Murphy Nicole bought 3 shares of BIIB on 12 February. They now own 19,611.041 BIIB shares.

Singhal Priya sold 2,660 shares of BIIB on 9 February. They now own 8,043.143 BIIB shares.

Murphy Nicole bought 4,683 shares of BIIB on 6 February. They now own 21,016.041 BIIB shares.

Keeney Adam sold 589 shares of BIIB on 6 February. They now own 3,597 BIIB shares.

Singhal Priya sold 1,056 shares of BIIB on 6 February. They now own 7,432.143 BIIB shares.

Kramer Robin bought 3,511 shares of BIIB on 6 February. They now own 12,534.748 BIIB shares.

Grogan Jane bought 1,873 shares of BIIB on 6 February. They now own 4,642 BIIB shares.

Alexander Susan H sold 1,059 shares of BIIB on 6 February. They now own 37,396 BIIB shares.

Keeney Adam bought 3,278 shares of BIIB on 6 February. They now own 6,875 BIIB shares.

Grogan Jane bought 1,385 shares of BIIB on 6 February. They now own 3,176 BIIB shares.

Grogan Jane sold 584 shares of BIIB on 6 February. They now own 4,058 BIIB shares.

Alexander Susan H sold 931 shares of BIIB on 6 February. They now own 38,405 BIIB shares.

Viehbacher Christopher sold 9,008 shares of BIIB on 6 February. They now own 9,009 BIIB shares.

Grogan Jane sold 1,873 shares of BIIB on 6 February. They now own 3,747 BIIB shares.

Gregory Ginger bought 1,635 shares of BIIB on 6 February. They now own 19,399.767 BIIB shares.

Gregory Ginger sold 3,746 shares of BIIB on 6 February. They now own 7,494 BIIB shares.

Godbout Sean sold 180 shares of BIIB on 6 February. They now own 1,214.667 BIIB shares.

Godbout Sean bought 305 shares of BIIB on 6 February. They now own 980.667 BIIB shares.

Murphy Nicole sold 2,102 shares of BIIB on 6 February. They now own 0 BIIB shares.

Alexander Susan H sold 4,916 shares of BIIB on 6 February. They now own 9,834 BIIB shares.

Murphy Nicole sold 914 shares of BIIB on 6 February. They now own 16,333.041 BIIB shares.

Singhal Priya sold 1,412 shares of BIIB on 6 February. They now own 10,703.143 BIIB shares.

Kramer Robin bought 703 shares of BIIB on 6 February. They now own 9,230.748 BIIB shares.

Singhal Priya sold 2,217 shares of BIIB on 6 February. They now own 2,217 BIIB shares.

Godbout Sean sold 305 shares of BIIB on 6 February. They now own 305 BIIB shares.

Izzar Rachid bought 1,802 shares of BIIB on 6 February. They now own 9,201 BIIB shares.

Gregory Ginger sold 666 shares of BIIB on 6 February. They now own 19,744.767 BIIB shares.

Murphy Nicole sold 1,017 shares of BIIB on 6 February. They now own 15,307.041 BIIB shares.

Izzar Rachid sold 775 shares of BIIB on 6 February. They now own 11,011 BIIB shares.

Alexander Susan H sold 1,514 shares of BIIB on 6 February. They now own 41,807 BIIB shares.

Godbout Sean sold 103 shares of BIIB on 6 February. They now own 877.667 BIIB shares.

Alexander Susan H bought 4,916 shares of BIIB on 6 February. They now own 43,321 BIIB shares.

Gregory Ginger bought 3,746 shares of BIIB on 6 February. They now own 23,490.767 BIIB shares.

Alexander Susan H bought 2,190 shares of BIIB on 6 February. They now own 38,455 BIIB shares.

Godbout Sean sold 257 shares of BIIB on 6 February. They now own 0 BIIB shares.

Kramer Robin bought 789 shares of BIIB on 6 February. They now own 8,800.748 BIIB shares.

Alexander Susan H bought 1,940 shares of BIIB on 6 February. They now own 39,336 BIIB shares.

Alexander Susan H sold 1,940 shares of BIIB on 6 February. They now own 1,940 BIIB shares.

Godbout Sean sold 76 shares of BIIB on 6 February. They now own 675.667 BIIB shares.

Gregory Ginger sold 1,635 shares of BIIB on 6 February. They now own 0 BIIB shares.

Kramer Robin sold 273 shares of BIIB on 6 February. They now own 8,527.748 BIIB shares.

Kramer Robin sold 703 shares of BIIB on 6 February. They now own 704 BIIB shares.

Izzar Rachid sold 3,043 shares of BIIB on 6 February. They now own 6,087 BIIB shares.

Keeney Adam bought 1,802 shares of BIIB on 6 February. They now own 4,186 BIIB shares.

Godbout Sean bought 257 shares of BIIB on 6 February. They now own 751.667 BIIB shares.

Viehbacher Christopher bought 15,453 shares of BIIB on 6 February. They now own 36,548 BIIB shares.

Izzar Rachid sold 458 shares of BIIB on 6 February. They now own 8,743 BIIB shares.

Viehbacher Christopher sold 15,453 shares of BIIB on 6 February. They now own 30,907 BIIB shares.

Gregory Ginger sold 1,132 shares of BIIB on 6 February. They now own 22,358.767 BIIB shares.

Grogan Jane sold 407 shares of BIIB on 6 February. They now own 2,769 BIIB shares.

Viehbacher Christopher sold 4,356 shares of BIIB on 6 February. They now own 21,095 BIIB shares.

Murphy Nicole sold 1,408 shares of BIIB on 6 February. They now own 19,608.041 BIIB shares.

Kramer Robin sold 789 shares of BIIB on 6 February. They now own 0 BIIB shares.

Kramer Robin sold 1,063 shares of BIIB on 6 February. They now own 11,471.748 BIIB shares.

Keeney Adam sold 3,278 shares of BIIB on 6 February. They now own 6,557 BIIB shares.

Singhal Priya bought 4,683 shares of BIIB on 6 February. They now own 12,115.143 BIIB shares.

Gregory Ginger bought 1,802 shares of BIIB on 6 February. They now own 20,410.767 BIIB shares.

Godbout Sean bought 517 shares of BIIB on 6 February. They now own 1,394.667 BIIB shares.

Singhal Priya bought 2,217 shares of BIIB on 6 February. They now own 8,488.143 BIIB shares.

Izzar Rachid bought 3,043 shares of BIIB on 6 February. They now own 11,786 BIIB shares.

Izzar Rachid sold 805 shares of BIIB on 6 February. They now own 7,399 BIIB shares.

Murphy Nicole sold 4,683 shares of BIIB on 6 February. They now own 9,367 BIIB shares.

Viehbacher Christopher bought 9,008 shares of BIIB on 6 February. They now own 25,451 BIIB shares.

Murphy Nicole bought 2,102 shares of BIIB on 6 February. They now own 16,324.041 BIIB shares.

Kramer Robin sold 3,511 shares of BIIB on 6 February. They now own 7,024 BIIB shares.

Murphy Nicole sold 1,940 shares of BIIB on 6 February. They now own 1,940 BIIB shares.

Murphy Nicole bought 1,940 shares of BIIB on 6 February. They now own 17,247.041 BIIB shares.

Izzar Rachid bought 2,044 shares of BIIB on 6 February. They now own 8,204 BIIB shares.

Gregory Ginger sold 1,802 shares of BIIB on 6 February. They now own 1,802 BIIB shares.

Kramer Robin sold 207 shares of BIIB on 6 February. They now own 9,023.748 BIIB shares.

Keeney Adam sold 994 shares of BIIB on 6 February. They now own 5,881 BIIB shares.

Izzar Rachid sold 1,802 shares of BIIB on 6 February. They now own 1,802 BIIB shares.

Izzar Rachid sold 2,044 shares of BIIB on 6 February. They now own 0 BIIB shares.

Godbout Sean sold 517 shares of BIIB on 6 February. They now own 1,035 BIIB shares.

Viehbacher Christopher sold 6,624 shares of BIIB on 6 February. They now own 29,924 BIIB shares.

Keeney Adam sold 1,802 shares of BIIB on 6 February. They now own 1,802 BIIB shares.

Grogan Jane sold 1,385 shares of BIIB on 6 February. They now own 1,385 BIIB shares.

Alexander Susan H sold 2,190 shares of BIIB on 6 February. They now own 0 BIIB shares.

Singhal Priya sold 4,683 shares of BIIB on 6 February. They now own 9,367 BIIB shares.

Gregory Ginger sold 791 shares of BIIB on 6 February. They now own 18,608.767 BIIB shares.

Singhal Priya sold 748 shares of BIIB on 2 February. They now own 6,271.143 BIIB shares.

Singhal Priya sold 582 shares of BIIB on 30 January. They now own 7,019.143 BIIB shares.

Singhal Priya bought 1,829 shares of BIIB on 30 January. They now own 7,601.143 BIIB shares.

Singhal Priya sold 1,829 shares of BIIB on 30 January. They now own 0 BIIB shares.

Viehbacher Christopher bought 7,040 shares of BIIB on 1 December. They now own 19,847 BIIB shares.

Viehbacher Christopher sold 3,404 shares of BIIB on 1 December. They now own 16,443 BIIB shares.

Viehbacher Christopher sold 7,040 shares of BIIB on 1 December. They now own 0 BIIB shares.

Grogan Jane sold 337 shares of BIIB on 31 October. They now own 1,791 BIIB shares.

Grogan Jane sold 695 shares of BIIB on 31 October. They now own 695 BIIB shares.

Grogan Jane bought 695 shares of BIIB on 31 October. They now own 2,128 BIIB shares.

Godbout Sean sold 26 shares of BIIB on 2 October. They now own 27 BIIB shares.

Godbout Sean bought 26 shares of BIIB on 2 October. They now own 502.667 BIIB shares.

Godbout Sean sold 8 shares of BIIB on 2 October. They now own 494.667 BIIB shares.

Singhal Priya sold 517 shares of BIIB on 2 September. They now own 5,772.143 BIIB shares.

Singhal Priya sold 1,669 shares of BIIB on 29 August. They now own 0 BIIB shares.

Singhal Priya sold 807 shares of BIIB on 29 August. They now own 6,289.143 BIIB shares.

Singhal Priya bought 1,669 shares of BIIB on 29 August. They now own 7,096.143 BIIB shares.

Izzar Rachid sold 2,223 shares of BIIB on 8 July. They now own 6,330 BIIB shares.

Hawkins William A bought 2,370 shares of BIIB on 17 June. They now own 8,860 BIIB shares.

Sherwin Stephen A bought 2,370 shares of BIIB on 17 June. They now own 13,688 BIIB shares.

Dorsa Caroline bought 3,160 shares of BIIB on 17 June. They now own 31,002 BIIB shares.

Patolawala Monish D bought 2,370 shares of BIIB on 17 June. They now own 3,710 BIIB shares.

Rowinsky Eric K bought 2,370 shares of BIIB on 17 June. They now own 24,339 BIIB shares.

Freire Maria C bought 2,370 shares of BIIB on 17 June. They now own 6,815 BIIB shares.

Langer Susan bought 2,370 shares of BIIB on 17 June. They now own 5,129.1 BIIB shares.

Mantas Jesus B bought 2,370 shares of BIIB on 17 June. They now own 9,758 BIIB shares.

Pangalos Menelas N bought 2,370 shares of BIIB on 17 June. They now own 2,370 BIIB shares.

Minor Lloyd bought 2,370 shares of BIIB on 17 June. They now own 2,370 BIIB shares.

Singhal Priya sold 3,806 shares of BIIB on 19 May. They now own 5,427.143 BIIB shares.

Dorsa Caroline bought 1,235 shares of BIIB on 2 May. They now own 27,842 BIIB shares.

Keeney Adam sold 938 shares of BIIB on 1 May. They now own 939 BIIB shares.

Keeney Adam sold 454 shares of BIIB on 1 May. They now own 2,384 BIIB shares.

Keeney Adam bought 938 shares of BIIB on 1 May. They now own 2,838 BIIB shares.

Godbout Sean bought 545 shares of BIIB on 1 April. They now own 545 BIIB shares.

Sherwin Stephen A sold 8,760 shares of BIIB on 7 March. They now own 11,318 BIIB shares.

Godbout Sean bought 0 shares of BIIB on 1 March. They now own 310 BIIB shares.

Godbout Sean bought 257 shares of BIIB on 1 March. They now own 0 BIIB shares.

Kramer Robin sold 245 shares of BIIB on 10 February. They now own 8,011.748 BIIB shares.

Mcdonnell Michael R sold 1,371 shares of BIIB on 10 February. They now own 24,341 BIIB shares.

Kramer Robin bought 834 shares of BIIB on 10 February. They now own 8,256.748 BIIB shares.

Singhal Priya sold 357 shares of BIIB on 10 February. They now own 9,066.476 BIIB shares.

Alexander Susan H sold 2,575 shares of BIIB on 10 February. They now own 0 BIIB shares.

Gregory Ginger sold 634 shares of BIIB on 10 February. They now own 17,598.101 BIIB shares.

Gregory Ginger sold 2,159 shares of BIIB on 10 February. They now own 0 BIIB shares.

Izzar Rachid sold 1,515 shares of BIIB on 10 February. They now own 0 BIIB shares.

Izzar Rachid sold 445 shares of BIIB on 10 February. They now own 8,553 BIIB shares.

Mcdonnell Michael R bought 3,257 shares of BIIB on 10 February. They now own 25,712 BIIB shares.

Singhal Priya bought 1,212 shares of BIIB on 10 February. They now own 9,423.476 BIIB shares.

Alexander Susan H bought 2,575 shares of BIIB on 10 February. They now own 37,072 BIIB shares.

Murphy Nicole sold 2,272 shares of BIIB on 10 February. They now own 0 BIIB shares.

Murphy Nicole bought 2,272 shares of BIIB on 10 February. They now own 14,725.374 BIIB shares.

Mcdonnell Michael R sold 3,257 shares of BIIB on 10 February. They now own 0 BIIB shares.

Kramer Robin sold 834 shares of BIIB on 10 February. They now own 0 BIIB shares.

Singhal Priya sold 1,212 shares of BIIB on 10 February. They now own 0 BIIB shares.

Alexander Susan H sold 807 shares of BIIB on 10 February. They now own 36,265 BIIB shares.

Murphy Nicole sold 670 shares of BIIB on 10 February. They now own 14,055.374 BIIB shares.

Izzar Rachid bought 1,515 shares of BIIB on 10 February. They now own 8,998 BIIB shares.

Gregory Ginger bought 2,159 shares of BIIB on 10 February. They now own 18,232.101 BIIB shares.

Mcdonnell Michael R bought 2,216 shares of BIIB on 7 February. They now own 23,171 BIIB shares.

Grogan Jane sold 1,385 shares of BIIB on 7 February. They now own 2,770 BIIB shares.

Kramer Robin bought 788 shares of BIIB on 7 February. They now own 7,195.748 BIIB shares.

Kramer Robin bought 703 shares of BIIB on 7 February. They now own 7,666.748 BIIB shares.

Viehbacher Christopher sold 3,201 shares of BIIB on 7 February. They now own 12,807 BIIB shares.

Murphy Nicole sold 603 shares of BIIB on 7 February. They now own 12,453.374 BIIB shares.

Keeney Adam bought 1,801 shares of BIIB on 7 February. They now own 2,463 BIIB shares.

Izzar Rachid sold 1,801 shares of BIIB on 7 February. They now own 3,604 BIIB shares.

Izzar Rachid bought 2,043 shares of BIIB on 7 February. They now own 7,224 BIIB shares.

Kramer Robin sold 788 shares of BIIB on 7 February. They now own 789 BIIB shares.

Mcdonnell Michael R sold 786 shares of BIIB on 7 February. They now own 20,955 BIIB shares.

Keeney Adam sold 563 shares of BIIB on 7 February. They now own 1,900 BIIB shares.

Grogan Jane sold 443 shares of BIIB on 7 February. They now own 1,433 BIIB shares.

Kramer Robin sold 244 shares of BIIB on 7 February. They now own 7,422.748 BIIB shares.

Izzar Rachid sold 2,043 shares of BIIB on 7 February. They now own 2,044 BIIB shares.

Izzar Rachid sold 600 shares of BIIB on 7 February. They now own 6,624 BIIB shares.

Kramer Robin sold 232 shares of BIIB on 7 February. They now own 6,963.748 BIIB shares.

Izzar Rachid bought 1,801 shares of BIIB on 7 February. They now own 7,860 BIIB shares.

Murphy Nicole bought 1,940 shares of BIIB on 7 February. They now own 13,056.374 BIIB shares.

Kramer Robin sold 703 shares of BIIB on 7 February. They now own 1,407 BIIB shares.

Mcdonnell Michael R sold 716 shares of BIIB on 7 February. They now own 22,455 BIIB shares.

Mcdonnell Michael R bought 2,335 shares of BIIB on 7 February. They now own 21,741 BIIB shares.

Izzar Rachid sold 565 shares of BIIB on 7 February. They now own 6,059 BIIB shares.

Viehbacher Christopher sold 9,008 shares of BIIB on 7 February. They now own 18,017 BIIB shares.

Grogan Jane bought 1,385 shares of BIIB on 7 February. They now own 1,876 BIIB shares.

Mcdonnell Michael R sold 2,335 shares of BIIB on 7 February. They now own 2,335 BIIB shares.

Keeney Adam sold 1,801 shares of BIIB on 7 February. They now own 3,604 BIIB shares.

Mcdonnell Michael R sold 2,216 shares of BIIB on 7 February. They now own 4,434 BIIB shares.

Viehbacher Christopher bought 9,008 shares of BIIB on 7 February. They now own 16,008 BIIB shares.

Kramer Robin bought 10,535 shares of BIIB on 6 February. They now own 10,535 BIIB shares.

Keeney Adam bought 9,835 shares of BIIB on 6 February. They now own 9,835 BIIB shares.

Izzar Rachid bought 9,130 shares of BIIB on 6 February. They now own 9,130 BIIB shares.

Grogan Jane bought 5,620 shares of BIIB on 6 February. They now own 5,620 BIIB shares.