Companies / PROTHENA CORP PUBLIC LTD CO / Institutional holders

Prothena Corp Public Ltd Co

Institutional holders · 13F as of Dec 31, 2025

Holder	Value ↓	Shares	% of shares
FMR LLC	$72.11M	7,551,218	14.71%
BlackRock, Inc.	$47.66M	4,867,955	9.48%
Rubric Capital Management LP	$35.12M	3,677,331	7.16%
STATE STREET CORPORATION	$23.43M	2,393,424	4.66%
VANGUARD GROUP INC	$20.45M	2,140,909	4.17%
D. E. Shaw & Co., Inc.	$17.14M	1,763,347	3.43%
Armistice Capital, LLC	$14.32M	1,500,000	2.92%
ADAR1 Capital Management, LLC	$13.92M	1,457,764	2.84%
Morgan Stanley	$11.91M	1,246,775	2.43%
Palo Alto Investors LP	$11.75M	1,208,568	2.35%
TWO SIGMA INVESTMENTS, LP	$11.72M	1,205,978	2.35%
GEODE CAPITAL MANAGEMENT, LLC	$10.68M	1,098,166	2.14%
Federated Hermes Inc	$10.30M	1,059,849	2.06%
JACOBS LEVY EQUITY MANAGEMENT, INC	$9.34M	978,011	1.91%
THE GOLDMAN SACHS GROUP, INC.	$8.93M	935,333	1.82%
Citadel Advisors LLC	$8.71M	912,382	1.78%
Boxer Capital Management, LLC	$8.54M	690,000	1.34%
Point72 Asset Management, L.P.	$8.21M	860,018	1.68%
Dimensional Fund Advisors LP	$7.40M	775,207	1.51%
Nuveen, LLC	$7.25M	759,107	1.48%
Renaissance Technologies LLC	$5.91M	607,515	1.18%
Mariner, LLC	$5.47M	563,082	1.10%
Rangeley Capital, LLC	$5.01M	524,600	1.02%
Birchview Capital, LP	$4.21M	441,019	0.86%
BNP PARIBAS FINANCIAL MARKETS	$4.13M	424,596	0.83%
JANE STREET GROUP, LLC	$4.09M	428,651	0.83%
TWO SIGMA ADVISERS, LP	$4.08M	427,400	0.83%
BANK OF AMERICA CORP /DE	$4.08M	427,360	0.83%
UBS Group AG	$4.07M	426,360	0.83%
Qube Research & Technologies Ltd	$3.89M	407,689	0.79%
NORTHERN TRUST CORP	$3.47M	363,241	0.71%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	$3.41M	357,335	0.70%
Arrowstreet Capital, Limited Partnership	$2.85M	298,101	0.58%
Penbrook Management LLC	$2.64M	271,720	0.53%
Man Group plc	$2.57M	269,513	0.52%
MONIMUS CAPITAL MANAGEMENT, LP	$2.43M	254,122	0.50%
Jump Financial, LLC	$2.27M	237,828	0.46%
Squarepoint Ops LLC	$2.08M	218,041	0.42%
Focused Wealth Management, Inc	$2.03M	207,445	0.40%
AQR Capital Management, LLC	$1.98M	204,016	0.40%
DCF Advisers, LLC	$1.87M	195,747	0.38%
Barclays PLC	$1.75M	183,625	0.36%
JPMORGAN CHASE & CO	$1.62M	169,955	0.33%
Walleye Capital LLC	$1.49M	156,035	0.30%
Campbell & CO Investment Adviser LLC	$1.39M	142,587	0.28%
Bank of New York Mellon Corp/The	$1.33M	136,322	0.27%
Connor, Clark & Lunn Investment Management Ltd.	$1.20M	125,890	0.25%
DIADEMA PARTNERS LP	$1.02M	106,539	0.21%
AMERIPRISE FINANCIAL INC	$1.01M	105,441	0.21%
Quantinno Capital Management LP	$989.6K	103,618	0.20%