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Spark Investment Management’s Prothena Corp PRTA Stock Holding History

Spark Investment 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
2018
Q1 		– Sell
-14,900
Closed -$558K – 699
2017
Q4 		$558K Buy
+14,900
New +$759K 0.03% 432
2014
Q3 		– Sell
-48,800
Closed -$1.1M – 710
2014
Q2 		$1.1M Sell
48,800
-3,800
-7% -$95K 0.16% 203
2014
Q1 		$2.01M Buy
52,600
+10,900
+26% +$351K 0.31% 91
2013
Q4 		$1.1M Hold
41,700
– – 0.19% 186
2013
Q3 		$843K Buy
+41,700
New +$738K 0.19% 161

Other funds holding PRTA

WIM
Woodford Investment Management London, United Kingdom $310M AUM 17.41% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
PAI
Palo Alto Investors Palo Alto, California $654M AUM 77.8% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Spark Investment Management's PRTA Position: Q1 2018 in Review

Spark Investment Management sold out of Prothena Corp (PRTA) in Q1 2018, closing a stake of 14,900 shares — an estimated $558K sold.

Spark Investment Management first reported a position in PRTA in Q3 2013 and held it in 5 quarters. The position peaked at $2.01M in Q1 2014. 142 funds tracked by Wall St. Rank hold PRTA as of Q1 2018.

  • Spark Investment Management reported no remaining Prothena Corp position as of Q1 2018 after selling out during the quarter.
  • Spark Investment Management sold 14,900 Prothena Corp shares in Q1 2018, an estimated $558K.
  • Spark Investment Management first reported a position in Prothena Corp in Q3 2013 and held it in 5 quarters.
  • Spark Investment Management's Prothena Corp position peaked at $2.01M in Q1 2014.
  • 142 funds tracked by Wall St. Rank held Prothena Corp as of Q1 2018.

Based on Spark Investment Management's 13F filing for Q1 2018, filed 10 May 2018.