Tudor Investment Corp’s Alder Biopharmaceuticals ALDR Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2019
Q4
Sell
-1,115,371
Closed -$21M 1497
2019
Q3
$21M Buy
1,115,371
+1,089,040
+4,136% +$12.5M 0.72% 12
2019
Q2
$310K Buy
+26,331
New +$319K 0.01% 850
2019
Q1
Sell
-18,184
Closed -$186K 1342
2018
Q4
$186K Sell
18,184
-16,533
-48% -$212K ﹤0.01% 879
2018
Q3
$578K Buy
34,717
+22,704
+189% +$410K 0.01% 642
2018
Q2
$190K Buy
+12,013
New +$183K 0.01% 936
2017
Q4
Sell
-111,615
Closed -$1.37M 1381
2017
Q3
$1.37M Buy
111,615
+63,311
+131% +$660K 0.03% 296
2017
Q2
$553K Buy
+48,304
New +$893K 0.02% 536
2015
Q4
Sell
-18,017
Closed -$590K 1925
2015
Q3
$590K Buy
18,017
+5,035
+39% +$214K 0.02% 679
2015
Q2
$688K Buy
12,982
+4,166
+47% +$152K 0.02% 604
2015
Q1
$254K Buy
+8,816
New +$242K 0.01% 1148