RIL
PRTA icon

Rothschild Investment LLC’s Prothena Corp PRTA Stock Holding History

Rothschild Investment LLC’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
2025
Q2 		– Sell
-45
Closed -$557 – 3150
2025
Q1 		$557 Buy
45
+10
+29% +$141 ﹤0.01% 2587
2024
Q4 		$485 Sell
35
-5
-13% -$79 ﹤0.01% 2542
2024
Q3 		$669 Buy
40
+30
+300% +$645 ﹤0.01% 2387
2024
Q2 		$206 Buy
10
+5
+100% +$108 ﹤0.01% 2479
2024
Q1 		$124 Buy
+5
New +$149 ﹤0.01% 2071

Other funds holding PRTA

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
ACM
ADAR1 Capital Management Austin, Texas $1.7B AUM 340.85% 1-Year Est. Return
AC
Armistice Capital New York $5.62B AUM 36.06% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
PAI
Palo Alto Investors Palo Alto, California $654M AUM 77.8% 1-Year Est. Return
Federated Hermes
Federated Hermes Pittsburgh, Pennsylvania $61.5B AUM 30.7% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Rothschild Investment LLC's PRTA Position: Q2 2025 in Review

Rothschild Investment LLC sold out of Prothena Corp (PRTA) in Q2 2025, closing a stake of 45 shares — an estimated $557 sold.

Rothschild Investment LLC first reported a position in PRTA in Q1 2024 and held it in 5 quarters. The position peaked at $669 in Q3 2024. 188 funds tracked by Wall St. Rank hold PRTA as of Q2 2025.

  • Rothschild Investment LLC reported no remaining Prothena Corp position as of Q2 2025 after selling out during the quarter.
  • Rothschild Investment LLC sold 45 Prothena Corp shares in Q2 2025, an estimated $557.
  • Rothschild Investment LLC first reported a position in Prothena Corp in Q1 2024 and held it in 5 quarters.
  • Rothschild Investment LLC's Prothena Corp position peaked at $669 in Q3 2024.
  • 188 funds tracked by Wall St. Rank held Prothena Corp as of Q2 2025.

Based on Rothschild Investment LLC's 13F filing for Q2 2025, filed 11 Aug 2025.