William Blair Investment Management
RPXC

William Blair Investment Management’s RPX Corporation RPXC Stock Holding History

William Blair Investment Management’s Portfolio RPXC Stock Details RPXC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2016
Q1 		– Sell
-899,322
Closed -$9.89M – 485
2015
Q4 		$9.89M Sell
899,322
-1,060,089
-54% -$14.4M 0.04% 286
2015
Q3 		$26.9M Buy
+1,959,411
New +$29M 0.05% 422

Other funds holding RPXC

FMI
Fiduciary Management Inc Milwaukee, Wisconsin $8.06B AUM 6.78% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
MP
Mangrove Partners Greenwich, Connecticut $1.24B AUM 41.74% 1-Year Est. Return
BIT
BlackRock Institutional Trust San Francisco, California $675B AUM 16.26% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
NI
Numeric Investors Boston, Massachusetts $13.7B AUM 28.88% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

William Blair Investment Management's RPXC Position: Q1 2016 in Review

William Blair Investment Management sold out of RPX Corporation (RPXC) in Q1 2016, closing a stake of 899,322 shares — an estimated $9.89M sold.

William Blair Investment Management first reported a position in RPXC in Q3 2015 and held it in 2 quarters. The position peaked at $26.9M in Q3 2015. 155 funds tracked by Wall St. Rank hold RPXC as of Q1 2016.

  • William Blair Investment Management reported no remaining RPX Corporation position as of Q1 2016 after selling out during the quarter.
  • William Blair Investment Management sold 899,322 RPX Corporation shares in Q1 2016, an estimated $9.89M.
  • William Blair Investment Management first reported a position in RPX Corporation in Q3 2015 and held it in 2 quarters.
  • William Blair Investment Management's RPX Corporation position peaked at $26.9M in Q3 2015.
  • 155 funds tracked by Wall St. Rank held RPX Corporation as of Q1 2016.

Based on William Blair Investment Management's 13F filing for Q1 2016, filed 16 May 2016.