PA
PRTA icon

Profund Advisors’s Prothena Corp PRTA Stock Holding History

Profund Advisors’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
2026
Q2 		$201K Sell
20,570
-3,435
-14% -$33.9K 0.01% 1087
2026
Q1 		$233K Sell
24,005
-6,611
-22% -$60.6K 0.01% 933
2025
Q4 		$292K Buy
+30,616
New +$312K 0.01% 893
2025
Q1 		– Sell
-15,212
Closed -$211K – 1083
2024
Q4 		$211K Buy
15,212
+2,551
+20% +$40.2K 0.01% 982
2024
Q3 		$212K Sell
12,661
-5,412
-30% -$116K 0.01% 1024
2024
Q2 		$373K Sell
18,073
-28,805
-61% -$623K 0.01% 598
2024
Q1 		$1.16M Buy
46,878
+13,124
+39% +$390K 0.05% 322
2023
Q4 		$1.23M Buy
33,754
+7,120
+27% +$274K 0.05% 290
2023
Q3 		$1.29M Buy
26,634
+4,585
+21% +$272K 0.07% 231
2023
Q2 		$1.51M Sell
22,049
-4,482
-17% -$289K 0.08% 203
2023
Q1 		$1.29M Buy
+26,531
New +$1.4M 0.08% 230

Other funds holding PRTA

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
RCMNY
Rubric Capital Management (New York) New York $10.9B AUM 70.31% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
ACM
ADAR1 Capital Management Austin, Texas $2.19B AUM 374.99% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
PAI
Palo Alto Investors Palo Alto, California $724M AUM 96.91% 1-Year Est. Return

Profund Advisors's PRTA Position: Q2 2026 in Review

Profund Advisors reduced its Prothena Corp (PRTA) stake by 14% in Q2 2026, selling an estimated $33.9K and leaving 20,570 shares worth $201K. The position accounts for 0.01% of the portfolio, ranked #1087.

Profund Advisors first reported a position in PRTA in Q1 2023 and has held it in 11 quarters since. The position peaked at $1.51M in Q2 2023. 188 funds tracked by Wall St. Rank hold PRTA as of Q2 2026.

  • Profund Advisors held 20,570 shares of Prothena Corp worth $201K as of Q2 2026.
  • Profund Advisors sold 3,435 Prothena Corp shares in Q2 2026, an estimated $33.9K.
  • Prothena Corp made up 0.01% of Profund Advisors's portfolio in Q2 2026, its #1087 holding.
  • Profund Advisors first reported a position in Prothena Corp in Q1 2023 and has held it in 11 quarters since.
  • Profund Advisors's Prothena Corp position peaked at $1.51M in Q2 2023.
  • 188 funds tracked by Wall St. Rank held Prothena Corp as of Q2 2026.

Based on Profund Advisors's 13F filing for Q2 2026, filed 11 Aug 2026.