Point72 Asset Management
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Point72 Asset Management’s Prothena Corp PRTA Stock Holding History

Point72 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
2026
Q1 		– Sell
-29,700
Closed -$284K – 4337
2025
Q4 		$284K Buy
+29,700
New +$302K ﹤0.01% 3500

Other funds holding PRTA

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Rubric Capital Management (New York)
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 $3.38T AUM 44.17% 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

Point72 Asset Management's PRTA Position: Q2 2026 in Review

Point72 Asset Management sold out of Prothena Corp (PRTA) in Q2 2026, closing a stake of 399,830 shares — an estimated $3.89M sold.

Point72 Asset Management first reported a position in PRTA in Q2 2015 and held it in 18 quarters. The position peaked at $18.8M in Q4 2022. 187 funds tracked by Wall St. Rank hold PRTA as of Q2 2026.

  • Point72 Asset Management reported no remaining Prothena Corp position as of Q2 2026 after selling out during the quarter.
  • Point72 Asset Management sold 399,830 Prothena Corp shares in Q2 2026, an estimated $3.89M.
  • Point72 Asset Management first reported a position in Prothena Corp in Q2 2015 and held it in 18 quarters.
  • Point72 Asset Management's Prothena Corp position peaked at $18.8M in Q4 2022.
  • 187 funds tracked by Wall St. Rank held Prothena Corp as of Q2 2026.

Based on Point72 Asset Management's 13F filing for Q2 2026, filed 14 Aug 2026.