HRT Financial’s Prothena Corp PRTA Stock Holding History

HRT Financial’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 Q4	–	Sell	-31,106	Closed	-$303K	–	3957
2025 Q3	$303K	Buy	+31,106	New	+$239K	﹤0.01%	2165
2025 Q2	–	Sell	-14,036	Closed	-$173K	–	3406
2025 Q1	$173K	Buy	+14,036	New	+$198K	﹤0.01%	2058
2024 Q4	–	Sell	-41,809	Closed	-$699K	–	3088
2024 Q3	$699K	Buy	41,809 +18,387	+79%	+$395K	﹤0.01%	1429
2024 Q2	$483K	Buy	+23,422	New	+$507K	﹤0.01%	1314
2024 Q1	–	Sell	-5,904	Closed	-$214K	–	2950
2023 Q4	$214K	Sell	5,904 -5,555	-48%	-$214K	﹤0.01%	1769
2023 Q3	$552K	Buy	+11,459	New	+$681K	0.01%	1364
2023 Q2	–	Sell	-6,485	Closed	-$314K	–	3136
2023 Q1	$314K	Buy	+6,485	New	+$343K	﹤0.01%	1690
2022 Q4	–	Sell	-12,363	Closed	-$749K	–	3031
2022 Q3	$749K	Buy	+12,363	New	+$391K	0.01%	1116
2021 Q1	–	Sell	-16,845	Closed	-$202K	–	3086
2020 Q4	$202K	Sell	16,845 -17,032	-50%	-$201K	﹤0.01%	1492
2020 Q3	$338K	Buy	+33,877	New	+$408K	0.01%	1072
2020 Q1	–	Sell	-13,732	Closed	-$217K	–	1258
2019 Q4	$217K	Buy	13,732 +3,718	+37%	+$39.9K	0.01%	904
2019 Q3	$78K	Buy	+10,014	New	+$89K	﹤0.01%	1264

Other funds holding PRTA

Fidelity Investments

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return

Rubric Capital Management (New York) New York $8.16B AUM 68.42% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

D.E. Shaw & Co New York $127B AUM 43.98% 1-Year Est. Return

Armistice Capital New York $3.03B AUM 36.06% 1-Year Est. Return

ADAR1 Capital Management Austin, Texas $1.66B AUM 340.85% 1-Year Est. Return

Acadian Asset Management

Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return

Palo Alto Investors Palo Alto, California $654M AUM 77.8% 1-Year Est. Return