News + Filings Holdings
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BB BIOTECH AG
> ALXN
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 03/31/2019 | ALEXION PHARMACEUTICALS, INC. | ALXN | 1,314,428 | 0 | 177,684,000 | 49,711,000 | $135.18 |
| 12/31/2018 | ALEXION PHARMACEUTICALS, INC. | ALXN | 1,314,428 | 0 | 127,973,000 | -54,746,000 | $97.36 |
| 09/30/2018 | ALEXION PHARMACEUTICALS, INC. | ALXN | 1,314,428 | -30,000 | 182,719,000 | 15,808,000 | $139.01 |
| 06/30/2018 | ALEXION PHARMACEUTICALS, INC. | ALXN | 1,344,428 | -50,000 | 166,911,000 | 11,488,000 | $124.15 |
| 03/31/2018 | ALEXION PHARMACEUTICALS, INC. | ALXN | 1,394,428 | 40,000 | 155,423,000 | -6,553,000 | $111.46 |
| 12/31/2017 | ALEXION PHARMACEUTICALS, INC. | ALXN | 1,354,428 | 0 | 161,976,000 | -28,037,000 | $119.59 |
| 09/30/2017 | ALEXION PHARMACEUTICALS, INC. | ALXN | 1,354,428 | 0 | 190,013,000 | 25,220,000 | $140.29 |
| 06/30/2017 | ALEXION PHARMACEUTICALS, INC. | ALXN | 1,354,428 | 125,000 | 164,793,000 | 15,737,000 | $121.67 |
| 03/31/2017 | ALEXION PHARMACEUTICALS, INC. | ALXN | 1,229,428 | 0 | 149,056,000 | -1,365,000 | $121.24 |
| 12/31/2016 | ALEXION PHARMACEUTICALS, INC. | ALXN | 1,229,428 | 50,000 | 150,421,000 | 5,894,000 | $122.35 |
| 09/30/2016 | ALEXION PHARMACEUTICALS, INC. | ALXN | 1,179,428 | 0 | 144,527,000 | 6,817,000 | $122.54 |
| 06/30/2016 | ALEXION PHARMACEUTICALS, INC. | ALXN | 1,179,428 | 422,000 | 137,710,000 | 49,727,000 | $116.76 |
| 03/31/2016 | ALEXION PHARMACEUTICALS, INC. | ALXN | 1,034,428 | 277,000 | 144,013,000 | 56,030,000 | $139.22 |
| 12/31/2015 | ALEXION PHARMACEUTICALS, INC. | ALXN | 1,034,428 | 0 | 197,317,000 | 35,543,000 | $190.75 |
| 09/30/2015 | ALEXION PHARMACEUTICALS, INC. | ALXN | 1,034,428 | 277,000 | 161,774,000 | 73,791,000 | $156.39 |
| 06/30/2015 | ALEXION PHARMACEUTICALS, INC. | ALXN | 777,428 | 50,000 | 140,536,000 | 29,872,000 | $180.77 |
| 03/31/2015 | ALEXION PHARMACEUTICALS, INC. | ALXN | 672,428 | 0 | 116,532,000 | -7,887,000 | $173.30 |
| 12/31/2014 | ALEXION PHARMACEUTICALS, INC. | ALXN | 672,428 | -55,000 | 124,419,000 | 13,755,000 | $185.03 |
| 09/30/2014 | ALEXION PHARMACEUTICALS, INC. | ALXN | 727,428 | 0 | 120,622,000 | 9,958,000 | $165.82 |
| 06/30/2014 | ALEXION PHARMACEUTICALS, INC. | ALXN | 727,428 | 0 | 113,661,000 | 2,997,000 | $156.25 |
| 03/31/2014 | ALEXION PHARMACEUTICALS, INC. | ALXN | 727,428 | -30,000 | 110,664,000 | 22,681,000 | $152.13 |
| 12/31/2013 | ALEXION PHARMACEUTICALS, INC. | ALXN | 757,428 | 0 | 100,650,000 | 12,667,000 | $132.88 |
| 09/30/2013 | ALEXION PHARMACEUTICALS, INC. | ALXN | 757,428 | 40,028 | 87,983,000 | 21,882,000 | $116.16 |
| 06/30/2013 | ALEXION PHARMACEUTICALS, INC. | ALXN | 778,126 | 60,726 | 71,774,000 | 5,673,000 | $92.24 |
| 03/31/2013 | ALEXION PHARMACEUTICALS, INC. | ALXN | 717,400 | 267,400 | 66,101,000 | 23,918,000 | $92.14 |
| 12/31/2012 | ALEXION PHARMACEUTICALS, INC. | ALXN | 450,000 | 0 | 42,183,000 | -9,297,000 | $93.74 |
| 09/30/2012 | ALEXION PHARMACEUTICALS, INC. | ALXN | 450,000 | 450,000 | 51,480,000 | 51,480,000 | $114.40 |
| 06/30/2012 | ALEXION PHARMACEUTICALS, INC. | ALXN | 0 | -450,000 | 0 | -41,787,000 | |
| 03/31/2012 | ALEXION PHARMACEUTICALS, INC. | ALXN | 450,000 | 0 | 41,787,000 | 12,960,000 | $92.86 |
| 12/31/2011 | ALEXION PHARMACEUTICALS, INC. | ALXN | 450,000 | 0 | 32,175,000 | 3,348,000 | $71.50 |
| 09/30/2011 | ALEXION PHARMACEUTICALS, INC. | ALXN | 450,000 | -64,000 | 28,827,000 | 4,654,000 | $64.06 |
| 06/30/2011 | ALEXION PHARMACEUTICALS, INC. | ALXN | 514,000 | 232,000 | 24,173,000 | -3,655,000 | $47.03 |
| 03/31/2011 | ALEXION PHARMACEUTICALS, INC. | ALXN | 282,000 | -43,000 | 27,828,000 | 1,649,000 | $98.68 |
| 12/31/2010 | ALEXION PHARMACEUTICALS, INC. | ALXN | 325,000 | 0 | 26,179,000 | 5,262,000 | $80.55 |
| 09/30/2010 | ALEXION PHARMACEUTICALS, INC. | ALXN | 325,000 | 0 | 20,917,000 | 4,280,000 | $64.36 |
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