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East Coast Asset Management’s Prothena Corp PRTA Stock Holding History

East Coast Asset Management’s Portfolio PRTA Stock Details PRTA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2013
Q3 		– Sell
-3
Closed – – 283
2013
Q2 		$0 Buy
+3
New +$28 ﹤0.01% 419

Other funds holding PRTA

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
RCM
RA Capital Management Boston, Massachusetts $9.44B AUM 157.3% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return
Jennison Associates
Jennison Associates New York $145B AUM 34.61% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $935B AUM
BFA
BlackRock Fund Advisors San Francisco, California $542B AUM 18.13% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
BIT
BlackRock Institutional Trust San Francisco, California $675B AUM 16.07% 1-Year Est. Return

East Coast Asset Management's PRTA Position: Q3 2013 in Review

East Coast Asset Management sold out of Prothena Corp (PRTA) in Q3 2013, closing a stake of 3 shares.

East Coast Asset Management first reported a position in PRTA in Q2 2013 and held it in 1 quarter. The position peaked at $0 in Q2 2013. 88 funds tracked by Wall St. Rank hold PRTA as of Q3 2013.

  • East Coast Asset Management reported no remaining Prothena Corp position as of Q3 2013 after selling out during the quarter.
  • East Coast Asset Management sold 3 Prothena Corp shares in Q3 2013.
  • East Coast Asset Management first reported a position in Prothena Corp in Q2 2013 and held it in 1 quarter.
  • East Coast Asset Management's Prothena Corp position peaked at $0 in Q2 2013.
  • 88 funds tracked by Wall St. Rank held Prothena Corp as of Q3 2013.

Based on East Coast Asset Management's 13F filing for Q3 2013, filed 14 Nov 2013.