Hedge Fund - Hudson Bay Capital Management

Alexion Pharmaceuticals Inc. (ALXN) 

Holding History Records
No. Filing Period Value % of Portfolio Number of Shares Avg. Quarterly Share Price
1 2021 - Q3 (2021-09-30) $0 0% 0 $183.75
2 2021 - Q2 (2021-06-30) $187,565,000 2.26% 1,020,985 $171.66
3 2021 - Q1 (2021-03-31) $152,990,000 1.88% 1,000,522 $154.69
4 2020 - Q4 (2020-12-31) $56,887,000 0.61% 364,100 $128.50
5 2020 - Q3 (2020-09-30) $26,960,000 0.4% 235,600 $107.88
6 2020 - Q2 (2020-06-30) $27,162,000 0.47% 242,000 $106.17
7 2020 - Q1 (2020-03-31) $17,958,000 0.44% 200,000 $98.14
8 2019 - Q4 (2019-12-31) $20,949,000 0.46% 193,700 $106.96
9 2019 - Q3 (2019-09-30) $16,160,000 0.44% 165,000 $112.72
10 2019 - Q2 (2019-06-30) $7,204,000 0.16% 55,000 $128.89
11 2019 - Q1 (2019-03-31) $3,380,000 0.04% 25,000 $124.34
12 2018 - Q4 (2018-12-31) $8,412,000 0.11% 86,400 $118.20
13 2018 - Q3 (2018-09-30) $8,368,000 0.1% 60,200 $125.44
14 2018 - Q2 (2018-06-30) $3,725,000 0.05% 30,000 $116.87
15 2018 - Q1 (2018-03-31) $6,688,000 0.14% 60,000 $119.53
16 2017 - Q4 (2017-12-31) $8,371,000 0.18% 70,000 $121.78
17 2017 - Q3 (2017-09-30) $5,612,000 0.13% 40,000 $135.86
18 2017 - Q2 (2017-06-30) $8,517,000 0.17% 70,000 $116.39
19 2017 - Q1 (2017-03-31) $17,580,000 0.23% 145,000 $128.92
20 2016 - Q4 (2016-12-31) $12,847,000 0.27% 105,000 $122.36
21 2014 - Q3 (2014-09-30) $0 0% 0 $164.22
22 2014 - Q2 (2014-06-30) $6,250,000 0.19% 40,000 $157.90
23 2014 - Q1 (2014-03-31) $11,410,000 0.3% 75,000 $159.01
24 2013 - Q4 (2013-12-31) $10,472,000 0.42% 78,700 $120.01

The displayed share prices are average quarterly stock market prices.

The share numbers are adjusted according to following stock splits:

  1. 2.0000:1.0000 on 2011-05-23