William Blair Investment Management
PTLA

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

William Blair Investment Management’s Portfolio PTLA Stock Details PTLA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value 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% +$34.3M 0.35% 96
2019
Q4 		$173M Buy
7,249,072
+390,131
+6% +$10.8M 0.69% 45
2019
Q3 		$184M Buy
6,858,941
+1,861,717
+37% +$52.3M 0.79% 35
2019
Q2 		$136M Buy
4,997,224
+842,354
+20% +$26.4M 0.57% 62
2019
Q1 		$144M Buy
4,154,870
+1,222,057
+42% +$35.3M 0.61% 51
2018
Q4 		$57.2M Buy
2,932,813
+1,110,765
+61% +$22.8M 0.28% 97
2018
Q3 		$48.5M Buy
+1,822,048
New +$59.5M 0.17% 152

Other funds holding PTLA

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
MF
Magnetar Financial Evanston, Illinois $11B AUM 3.37% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
OP
Omni Partners London, United Kingdom $2.03B AUM 126.33% 1-Year Est. Return
WIC
Water Island Capital New York $1.08B AUM 105.75% 1-Year Est. Return
AAM
Alpine Associates Management Palm Beach, Florida $1.6B AUM 93.19% 1-Year Est. Return
RSCM
Rock Springs Capital Management Baltimore, Maryland $2.05B AUM 161.37% 1-Year Est. Return
VI
Versor Investments New York $47.5M AUM 100.43% 1-Year Est. Return

William Blair Investment Management's PTLA Position: Q2 2020 in Review

William Blair Investment Management sold out of Portola Pharmaceuticals, Inc. (PTLA) in Q2 2020, closing a stake of 9,999,290 shares — an estimated $71.3M sold.

William Blair Investment Management first reported a position in PTLA in Q3 2018 and held it in 7 quarters. The position peaked at $184M in Q3 2019. 162 funds tracked by Wall St. Rank hold PTLA as of Q2 2020.

  • William Blair Investment Management reported no remaining Portola Pharmaceuticals, Inc. position as of Q2 2020 after selling out during the quarter.
  • William Blair Investment Management sold 9,999,290 Portola Pharmaceuticals, Inc. shares in Q2 2020, an estimated $71.3M.
  • William Blair Investment Management first reported a position in Portola Pharmaceuticals, Inc. in Q3 2018 and held it in 7 quarters.
  • William Blair Investment Management's Portola Pharmaceuticals, Inc. position peaked at $184M in Q3 2019.
  • 162 funds tracked by Wall St. Rank held Portola Pharmaceuticals, Inc. as of Q2 2020.

Based on William Blair Investment Management's 13F filing for Q2 2020, filed 12 Aug 2020.