William Blair Investment Management’s Portola Pharmaceuticals, Inc. PTLA Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2020
Q2
Sell
-9,999,290
Closed -$71.3M 369
2020
Q1
$71.3M Buy
9,999,290
+2,750,218
+38% +$19.6M 0.35% 96
2019
Q4
$173M Buy
7,249,072
+390,131
+6% +$9.32M 0.69% 45
2019
Q3
$184M Buy
6,858,941
+1,861,717
+37% +$49.9M 0.79% 35
2019
Q2
$136M Buy
4,997,224
+842,354
+20% +$22.9M 0.57% 62
2019
Q1
$144M Buy
4,154,870
+1,222,057
+42% +$42.4M 0.61% 51
2018
Q4
$57.2M Buy
2,932,813
+1,110,765
+61% +$21.7M 0.28% 97
2018
Q3
$48.5M Buy
+1,822,048
New +$48.5M 0.17% 151