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SAMLYN CAPITAL, LLC
> BIIB
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | BIOGEN INC. | BIIB | 395,272 | -3,818 | 112,593,229,000 | 1,634,236,000 | $284,850.00 |
| 03/31/2023 | BIOGEN INC. | BIIB | 399,090 | 132,127 | 110,958,993,000 | 37,031,599,000 | $278,030.00 |
| 12/31/2022 | BIOGEN INC. | BIIB | 266,963 | 130,558 | 73,927,394,000 | 73,890,973,000 | $276,920.00 |
| 09/30/2022 | BIOGEN INC. | BIIB | 136,405 | -6,181 | 36,421,000 | 7,342,000 | $267.01 |
| 06/30/2022 | BIOGEN INC. | BIIB | 142,586 | -36,426 | 29,079,000 | -8,622,000 | $203.94 |
| 03/31/2022 | BIOGEN INC. | BIIB | 179,012 | -483 | 37,701,000 | -5,364,000 | $210.61 |
| 12/31/2021 | BIOGEN INC. | BIIB | 179,495 | 57,160 | 43,065,000 | 8,445,000 | $239.92 |
| 09/30/2021 | BIOGEN INC. | BIIB | 122,335 | -253,896 | 34,620,000 | -95,657,000 | $282.99 |
| 06/30/2021 | BIOGEN INC. | BIIB | 376,231 | 376,231 | 130,277,000 | 130,277,000 | $346.27 |
| 12/31/2020 | BIOGEN INC. | BIIB | 0 | -107,626 | 0 | -30,531,000 | |
| 09/30/2020 | BIOGEN INC. | BIIB | 107,626 | -11,661 | 30,531,000 | -1,384,000 | $283.68 |
| 06/30/2020 | BIOGEN INC. | BIIB | 119,287 | 16,440 | 31,915,000 | -624,000 | $267.55 |
| 03/31/2020 | BIOGEN INC. | BIIB | 102,847 | -14,231 | 32,539,000 | -2,202,000 | $316.38 |
| 12/31/2019 | BIOGEN INC. | BIIB | 117,078 | 117,078 | 34,741,000 | 34,741,000 | $296.73 |
| 03/31/2019 | BIOGEN INC. | BIIB | 0 | -128,645 | 0 | -38,712,000 | |
| 12/31/2018 | BIOGEN INC. | BIIB | 128,645 | -55,606 | 38,712,000 | -26,385,000 | $300.92 |
| 09/30/2018 | BIOGEN INC. | BIIB | 184,251 | 103,659 | 65,097,000 | 41,706,000 | $353.31 |
| 06/30/2018 | BIOGEN INC. | BIIB | 80,592 | 820 | 23,391,000 | 1,548,000 | $290.24 |
| 03/31/2018 | BIOGEN INC. | BIIB | 79,772 | -254,342 | 21,843,000 | -84,595,000 | $273.82 |
| 12/31/2017 | BIOGEN INC. | BIIB | 334,114 | -126,529 | 106,438,000 | -37,798,000 | $318.57 |
| 09/30/2017 | BIOGEN INC. | BIIB | 460,643 | -249,857 | 144,236,000 | -48,565,000 | $313.12 |
| 06/30/2017 | BIOGEN INC. | BIIB | 710,500 | 278,400 | 192,801,000 | 74,657,000 | $271.36 |
| 03/31/2017 | BIOGEN INC. | BIIB | 432,100 | 275,500 | 118,144,000 | 73,735,000 | $273.42 |
| 12/31/2016 | BIOGEN INC. | BIIB | 156,600 | -224,902 | 44,409,000 | -75,013,000 | $283.58 |
| 09/30/2016 | BIOGEN INC. | BIIB | 381,502 | -149,425 | 119,422,000 | -8,966,000 | $313.03 |
| 06/30/2016 | BIOGEN INC. | BIIB | 530,927 | 233,420 | 128,388,000 | 50,941,000 | $241.82 |
| 03/31/2016 | BIOGEN INC. | BIIB | 297,507 | 55,507 | 77,447,000 | 3,310,000 | $260.32 |
| 12/31/2015 | BIOGEN INC. | BIIB | 242,000 | 58,400 | 74,137,000 | 20,561,000 | $306.35 |
| 09/30/2015 | BIOGEN INC. | BIIB | 183,600 | 183,600 | 53,576,000 | 53,576,000 | $291.81 |
| 12/31/2013 | BIOGEN INC. | BIIB | 0 | -89,596 | 0 | -21,571,000 | |
| 09/30/2013 | BIOGEN INC. | BIIB | 89,596 | 89,596 | 21,571,000 | 21,571,000 | $240.76 |
| 06/30/2013 | BIOGEN INC. | BIIB | 86,500 | 86,500 | 18,615,000 | 18,615,000 | $215.20 |
| 12/31/2012 | BIOGEN INC. | BIIB | 0 | -117,000 | 0 | -17,457,000 | |
| 09/30/2012 | BIOGEN INC. | BIIB | 117,000 | 117,000 | 17,457,000 | 17,457,000 | $149.21 |
| 06/30/2012 | BIOGEN INC. | BIIB | 0 | -259,000 | 0 | -32,634,000 | |
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