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Aperio Group’s Prothena Corp PRTA Stock Holding History

Aperio Group’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
2020
Q4 		$400K Sell
33,293
-1,329
-4% -$15.7K ﹤0.01% 2065
2020
Q3 		$346K Buy
34,622
+6,565
+23% +$79K ﹤0.01% 2007
2020
Q2 		$293K Buy
28,057
+921
+3% +$10.2K ﹤0.01% 2037
2020
Q1 		$290K Buy
27,136
+8,129
+43% +$98.5K ﹤0.01% 1923
2019
Q4 		$301K Buy
19,007
+3,423
+22% +$36.7K ﹤0.01% 2058
2019
Q3 		$122K Buy
15,584
+6,157
+65% +$54.7K ﹤0.01% 2227
2019
Q2 		$100K Sell
9,427
-1,629
-15% -$16.7K ﹤0.01% 2387
2019
Q1 		$134K Buy
+11,056
New +$138K ﹤0.01% 2216
2018
Q2 		– Sell
-6,054
Closed -$222K – 2279
2018
Q1 		$222K Buy
+6,054
New +$220K ﹤0.01% 2095
2017
Q4 		– Sell
-5,858
Closed -$379K – 2254
2017
Q3 		$379K Buy
5,858
+815
+16% +$49.9K ﹤0.01% 1805
2017
Q2 		$273K Buy
5,043
+687
+16% +$36.6K ﹤0.01% 1942
2017
Q1 		$243K Buy
+4,356
New +$229K ﹤0.01% 1940
2016
Q4 		– Sell
-3,501
Closed -$210K – 2134
2016
Q3 		$210K Buy
+3,501
New +$188K ﹤0.01% 1913

Other funds holding PRTA

EC
EcoR1 Capital San Francisco, California $2.36B AUM 204.53% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
FLAM
First Light Asset Management Edina, Minnesota $1.12B AUM 114.45% 1-Year Est. Return
O
OrbiMed New York $5.05B AUM 125.28% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
PAI
Palo Alto Investors Palo Alto, California $654M AUM 77.8% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
IC
Ikarian Capital Dallas, Texas $1.23B AUM 600.17% 1-Year Est. Return
RSCM
Rock Springs Capital Management Baltimore, Maryland $1.7B AUM 93.03% 1-Year Est. Return
PM
Prosight Management Dallas, Texas $610M AUM 40.86% 1-Year Est. Return

Aperio Group's PRTA Position: Q4 2020 in Review

Aperio Group reduced its Prothena Corp (PRTA) stake by 3.8% in Q4 2020, selling an estimated $15.7K and leaving 33,293 shares worth $400K. The position accounts for ﹤0.01% of the portfolio, ranked #2065.

Aperio Group first reported a position in PRTA in Q3 2016 and has held it in 13 quarters since. 140 funds tracked by Wall St. Rank hold PRTA as of Q4 2020.

  • Aperio Group held 33,293 shares of Prothena Corp worth $400K as of Q4 2020.
  • Aperio Group sold 1,329 Prothena Corp shares in Q4 2020, an estimated $15.7K.
  • Prothena Corp made up ﹤0.01% of Aperio Group's portfolio in Q4 2020, its #2065 holding.
  • Aperio Group first reported a position in Prothena Corp in Q3 2016 and has held it in 13 quarters since.
  • 140 funds tracked by Wall St. Rank held Prothena Corp as of Q4 2020.

Based on Aperio Group's 13F filing for Q4 2020, filed 5 Feb 2021.