Twin Tree Management
ALXN

Twin Tree Management’s Alexion Pharmaceuticals Inc ALXN Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2021
Q1
Sell
-36,182
Closed -$5.65M 913
2020
Q4
$5.65M Buy
36,182
+16,274
+82% +$2.54M 0.02% 133
2020
Q3
$2.28M Sell
19,908
-38,750
-66% -$4.43M 0.01% 192
2020
Q2
$6.58M Sell
58,658
-111,039
-65% -$12.5M 0.03% 97
2020
Q1
$15.2M Buy
169,697
+154,085
+987% +$13.8M 0.07% 38
2019
Q4
$1.69M Buy
+15,612
New +$1.69M 0.01% 209
2019
Q3
Hold
0
951
2019
Q2
Sell
-3,605
Closed -$487K 967
2019
Q1
$487K Sell
3,605
-58,625
-94% -$7.92M ﹤0.01% 346
2018
Q4
$6.06M Buy
62,230
+53,905
+648% +$5.25M 0.04% 85
2018
Q3
$1.16M Sell
8,325
-4,395
-35% -$611K 0.01% 221
2018
Q2
$1.58M Buy
+12,720
New +$1.58M 0.01% 238
2018
Q1
Sell
-78,195
Closed -$9.35M 664
2017
Q4
$9.35M Buy
78,195
+55,573
+246% +$6.65M 0.07% 40
2017
Q3
$3.17M Buy
+22,622
New +$3.17M 0.03% 88
2017
Q2
Sell
-2,129
Closed -$258K 594
2017
Q1
$258K Buy
+2,129
New +$258K ﹤0.01% 300
2016
Q4
Hold
0
664
2016
Q3
Sell
-24,119
Closed -$2.82M 650
2016
Q2
$2.82M Buy
+24,119
New +$2.82M 0.04% 48
2016
Q1
Sell
-6,951
Closed -$1.33M 693
2015
Q4
$1.33M Buy
6,951
+3,450
+99% +$658K 0.03% 100
2015
Q3
$548K Buy
+3,501
New +$548K 0.01% 177
2015
Q2
Sell
-6,281
Closed -$1.09M 623
2015
Q1
$1.09M Buy
6,281
+906
+17% +$157K 0.03% 82
2014
Q4
$995K Buy
5,375
+2,641
+97% +$489K 0.03% 108
2014
Q3
$453K Sell
2,734
-4,911
-64% -$814K 0.01% 175
2014
Q2
$1.2M Buy
+7,645
New +$1.2M 0.03% 83
2014
Q1
Sell
-2,123
Closed -$282K 431
2013
Q4
$282K Buy
+2,123
New +$282K 0.01% 158