PROTHENA CORP PLC

Ticker: PRTA CUSIP: G72800108 Class: Common Stock

Note: Option positions (PUT/CALL) are excluded.

InstitutionSharesValue ($000)
FMR LLC7,551,218$72,114
BlackRock, Inc.4,107,459$39,226
Rubric Capital Management LP3,677,331$35,119
STATE STREET CORP2,267,802$21,658
VANGUARD GROUP INC2,140,909$20,446
D. E. Shaw & Co., Inc.1,681,369$16,057
ARMISTICE CAPITAL, LLC1,500,000$14,325
ADAR1 Capital Management, LLC1,457,764$13,922
ACADIAN ASSET MANAGEMENT LLC1,437,358$14
Palo Alto Investors LP1,320,510$12,611
MORGAN STANLEY1,246,775$11,907
GEODE CAPITAL MANAGEMENT, LLC1,063,069$10,154
JACOBS LEVY EQUITY MANAGEMENT, INC978,011$9,340
FEDERATED HERMES, INC.974,367$9,305
GOLDMAN SACHS GROUP INC935,333$8,932
CITADEL ADVISORS LLC912,382$8,713
Point72 Asset Management, L.P.860,018$8,213
DIMENSIONAL FUND ADVISORS LP775,207$7,403
Nuveen, LLC759,107$7,249
TWO SIGMA INVESTMENTS, LP670,138$6,400
Mariner, LLC577,938$5,519
Rangeley Capital, LLC524,600$5,010
Birchview Capital, LP441,019$4,212
RENAISSANCE TECHNOLOGIES LLC435,515$4,159
JANE STREET GROUP, LLC428,651$4,094
TWO SIGMA ADVISERS, LP427,400$4,082
BANK OF AMERICA CORP /DE/427,360$4,081
UBS Group AG426,360$4,072
BNP PARIBAS ARBITRAGE, SA423,955$4,049
Qube Research & Technologies Ltd407,689$3,893
NORTHERN TRUST CORP363,241$3,469
CHARLES SCHWAB INVESTMENT MANAGEMENT INC357,335$3,413
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP298,101$2,847
Man Group plc269,513$2,574
MONIMUS CAPITAL MANAGEMENT, LP254,122$2,427
Jump Financial, LLC237,828$2,271
Squarepoint Ops LLC218,041$2,082
DCF Advisers, LLC195,747$1,869
AQR CAPITAL MANAGEMENT LLC186,785$1,784
BARCLAYS PLC183,625$1,754
JPMORGAN CHASE & CO169,955$1,623
Walleye Capital LLC156,035$1,490
Bank of New York Mellon Corp132,700$1,267
Connor, Clark & Lunn Investment Management Ltd.125,890$1,202
Focused Wealth Management, Inc107,479$1,026
DIADEMA PARTNERS LP106,539$1,017
AMERIPRISE FINANCIAL INC105,441$1,007
Quantinno Capital Management LP103,618$990
Y-Intercept (Hong Kong) Ltd100,510$960
Russell Investments Group, Ltd.99,350$949
LOS ANGELES CAPITAL MANAGEMENT LLC95,406$1,000
Campbell & CO Investment Adviser LLC94,155$899
Hennion & Walsh Asset Management, Inc.91,284$872
ExodusPoint Capital Management, LP87,990$840
Rafferty Asset Management, LLC82,553$788
PRICE T ROWE ASSOCIATES INC /MD/81,515$1
AMERICAN CENTURY COMPANIES INC78,804$753
Assenagon Asset Management S.A.76,769$733
Duncan Williams Asset Management, LLC70,281$625
ALLIANCEBERNSTEIN L.P.69,607$665
MARTINGALE ASSET MANAGEMENT L P63,453$606
SG Americas Securities, LLC63,018$1
PINNACLE ASSOCIATES LTD62,724$599
Creative Planning61,969$592
Caption Management, LLC61,009$583
WELLS FARGO & COMPANY/MN60,108$574
Susquehanna Portfolio Strategies, LLC58,853$562
RHUMBLINE ADVISERS56,527$540
XTX Topco Ltd54,881$524
MARSHALL WACE, LLP54,778$523
Quinn Opportunity Partners LLC50,000$478
FRANKLIN RESOURCES INC47,251$451
MASSACHUSETTS FINANCIAL SERVICES CO /MA/45,970$439
Seven Fleet Capital Management LP43,300$414
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO42,158$403
DEUTSCHE BANK AG\35,482$339
Quadrature Capital Ltd31,090$297
PROFUND ADVISORS LLC30,616$292
RBF Capital, LLC29,200$279
Persistent Asset Partners Ltd28,589$273
PNC Financial Services Group, Inc.28,128$269
Graham Capital Management, L.P.27,756$265
HSBC HOLDINGS PLC27,733$261
Invesco Ltd.26,609$254
TUDOR INVESTMENT CORP ET AL26,473$253
GSA CAPITAL PARTNERS LLP26,354$0
Virtus Investment Advisers, LLC25,679$245
MetLife Investment Management, LLC25,501$244
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.25,240$240
Purkiss Capital Advisors LLC25,086$240
EDGEWOOD MANAGEMENT LLC24,060$230
Polymer Capital Management (US) LLC23,513$225
Headlands Technologies LLC23,352$223
MILLENNIUM MANAGEMENT LLC21,976$210
Covestor Ltd21,793$0
MOGY JOEL R INVESTMENT COUNSEL INC20,750$198
INTECH INVESTMENT MANAGEMENT LLC20,601$197
Trexquant Investment LP19,384$185
Ballentine Partners, LLC18,070$173
STRS OHIO17,600$168
80 other institutions359,611$3,133
Total (180 institutions)47,253,078$435,452