Jane Street’s Alexion Pharmaceuticals ALXN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2021
Q3
Sell
-46,663
Closed -$8.57M 11406
2021
Q2
$8.57M Sell
46,663
-9,146
-16% -$1.57M 0.02% 1889
2021
Q1
$8.53M Sell
55,809
-100,763
-64% -$15.6M 0.02% 1714
2020
Q4
$24.5M Sell
156,572
-57,375
-27% -$7.37M 0.07% 753
2020
Q3
$24.5M Buy
213,947
+99,194
+86% +$10.7M 0.09% 665
2020
Q2
$12.9M Buy
114,753
+96,084
+515% +$10.2M 0.05% 1017
2020
Q1
$1.68M Sell
18,669
-13,401
-42% -$1.32M 0.01% 2199
2019
Q4
$3.47M Sell
32,070
-29,657
-48% -$3.17M 0.02% 1386
2019
Q3
$6.05M Sell
61,727
-23,313
-27% -$2.63M 0.04% 858
2019
Q2
$11.1M Buy
85,040
+44,293
+109% +$5.71M 0.07% 576
2019
Q1
$5.51M Buy
40,747
+978
+2% +$122K 0.02% 1070
2018
Q4
$3.87M Sell
39,769
-16,570
-29% -$1.96M 0.04% 1115
2018
Q3
$7.83M Buy
+56,339
New +$7.07M 0.05% 755
2018
Q2
Sell
-102,224
Closed -$11.9M 5977
2018
Q1
$11.4M Buy
102,224
+22,467
+28% +$2.69M 0.09% 481
2017
Q4
$9.54M Buy
79,757
+58,410
+274% +$7.11M 0.07% 532
2017
Q3
$3M Sell
21,347
-26,443
-55% -$3.59M 0.03% 1246
2017
Q2
$5.82M Buy
47,790
+27,589
+137% +$3.21M 0.05% 691
2017
Q1
$2.45M Sell
20,201
-72,251
-78% -$9.31M 0.03% 1194
2016
Q4
$11.3M Buy
92,452
+89,896
+3,517% +$11M 0.13% 309
2016
Q3
$313K Sell
2,556
-5,299
-67% -$682K ﹤0.01% 3267
2016
Q2
$917K Sell
7,855
-1,881
-19% -$267K 0.01% 2089
2016
Q1
$1.35M Sell
9,736
-39,931
-80% -$5.86M 0.02% 1556
2015
Q4
$9.47M Buy
49,667
+44,729
+906% +$7.81M 0.14% 281
2015
Q3
$772K Sell
4,938
-22,447
-82% -$4.09M 0.01% 1855
2015
Q2
$4.95M Buy
+27,385
New +$4.73M 0.07% 475
2014
Q4
Sell
-1,242
Closed -$206K 3247
2014
Q3
$206K Buy
+1,242
New +$204K ﹤0.01% 2209
2014
Q2
Sell
-1,454
Closed -$221K 3351
2014
Q1
$221K Sell
1,454
-19,260
-93% -$3.06M ﹤0.01% 2279
2013
Q4
$2.75M Sell
20,714
-7,298
-26% -$876K 0.08% 354
2013
Q3
$3.25M Buy
28,012
+19,347
+223% +$2.12M 0.07% 367
2013
Q2
$799K Buy
+8,665
New +$835K 0.02% 1067

Other funds holding ALXN