California Public Employees Retirement System
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California Public Employees Retirement System’s Prothena Corp PRTA Stock Holding History

California Public Employees Retirement System’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
2021
Q2 		– Sell
-62,500
Closed -$1.57M – 2589
2021
Q1 		$1.57M Sell
62,500
-5,884
-9% -$111K ﹤0.01% 2189
2020
Q4 		$821K Sell
68,384
-1,300
-2% -$15.4K ﹤0.01% 2616
2020
Q3 		$696K Buy
69,684
+1,500
+2% +$18K ﹤0.01% 2535
2020
Q2 		$713K Sell
68,184
-21,156
-24% -$235K ﹤0.01% 2451
2020
Q1 		$956K Buy
89,340
+4,400
+5% +$53.3K ﹤0.01% 2042
2019
Q4 		$1.34M Buy
84,940
+22,600
+36% +$242K ﹤0.01% 2222
2019
Q3 		$489K Buy
62,340
+9,349
+18% +$83K ﹤0.01% 2579
2019
Q2 		$560K Buy
52,991
+6,691
+14% +$68.7K ﹤0.01% 2480
2019
Q1 		$562K Hold
46,300
– – ﹤0.01% 2515
2018
Q4 		$477K Sell
46,300
-7,426
-14% -$88.3K ﹤0.01% 2574
2018
Q3 		$703K Sell
53,726
-3,442
-6% -$49.7K ﹤0.01% 2518
2018
Q2 		$834K Sell
57,168
-2,932
-5% -$57.9K ﹤0.01% 2419
2018
Q1 		$2.21M Sell
60,100
-2,900
-5% -$105K ﹤0.01% 1834
2017
Q4 		$2.36M Buy
63,000
+2,300
+4% +$117K ﹤0.01% 1845
2017
Q3 		$3.93M Buy
60,700
+1,100
+2% +$67.4K 0.01% 1478
2017
Q2 		$3.23M Buy
59,600
+1,300
+2% +$69.3K 0.01% 1569
2017
Q1 		$3.25M Sell
58,300
-2,600
-4% -$137K 0.01% 1564
2016
Q4 		$3M Sell
60,900
-3,200
-5% -$177K 0.01% 1638
2016
Q3 		$3.84M Sell
64,100
-4,500
-7% -$241K 0.01% 1482
2016
Q2 		$2.4M Sell
68,600
-13,700
-17% -$597K ﹤0.01% 1801
2016
Q1 		$3.39M Sell
82,300
-9,400
-10% -$368K 0.01% 1549
2015
Q4 		$6.25M Buy
91,700
+62,500
+214% +$3.77M 0.01% 1118
2015
Q3 		$1.32M Buy
29,200
+6,600
+29% +$384K ﹤0.01% 2203
2015
Q2 		$1.19M Hold
22,600
– – ﹤0.01% 2397
2015
Q1 		$537K Hold
22,600
– – ﹤0.01% 2952
2014
Q4 		$537K Hold
22,600
– – ﹤0.01% 2952
2014
Q3 		$501K Hold
22,600
– – ﹤0.01% 2957
2014
Q2 		$510K Sell
22,600
-5,110
-18% -$128K ﹤0.01% 2991
2014
Q1 		$828K Buy
27,710
+7,110
+35% +$229K ﹤0.01% 2654
2013
Q4 		$566K Sell
20,600
-500
-2% -$12.5K ﹤0.01% 2869
2013
Q3 		$427K Buy
+21,100
New +$373K ﹤0.01% 2851

Other funds holding PRTA

EC
EcoR1 Capital San Francisco, California $2.36B AUM 204.53% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
FLAM
First Light Asset Management Edina, Minnesota $1.12B AUM 114.45% 1-Year Est. Return
PAI
Palo Alto Investors Palo Alto, California $654M AUM 77.8% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
RG
Redmile Group San Francisco, California $1.51B AUM 164.17% 1-Year Est. Return
RSCM
Rock Springs Capital Management Baltimore, Maryland $1.7B AUM 93.03% 1-Year Est. Return

California Public Employees Retirement System's PRTA Position: Q2 2021 in Review

California Public Employees Retirement System sold out of Prothena Corp (PRTA) in Q2 2021, closing a stake of 62,500 shares — an estimated $1.57M sold.

California Public Employees Retirement System first reported a position in PRTA in Q3 2013 and held it in 31 quarters. The position peaked at $6.25M in Q4 2015. 156 funds tracked by Wall St. Rank hold PRTA as of Q2 2021.

  • California Public Employees Retirement System reported no remaining Prothena Corp position as of Q2 2021 after selling out during the quarter.
  • California Public Employees Retirement System sold 62,500 Prothena Corp shares in Q2 2021, an estimated $1.57M.
  • California Public Employees Retirement System first reported a position in Prothena Corp in Q3 2013 and held it in 31 quarters.
  • California Public Employees Retirement System's Prothena Corp position peaked at $6.25M in Q4 2015.
  • 156 funds tracked by Wall St. Rank held Prothena Corp as of Q2 2021.

Based on California Public Employees Retirement System's 13F filing for Q2 2021, filed 13 Aug 2021.