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ARCT ARCTURUS THERAPEUTICS HLDGS

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COM (common), issuer CIK 1768224

128 managers (135 13F filers) reported a position in ARCT shares at 2026-06-30, 24,984,285 shares in all. 19 filers opened a position and 8 filers sold out during the quarter.

Managers
128
13F filers
135
New
19
Added
56
Reduced
40
Sold out
8
Shares held by filers
24,984,285

Shares held by filers adds up every 13F filer's report, so a share reported by a parent and by its subsidiary counts twice (H9). Managers counts each filer group once.

13D and 13G filers

No 13D or 13G on this security in the data. Structured 13D/G data starts 2024-12-18.

Insider trades

No Form 4 transaction on this security in the data.

13F holders, Q2 2026

Filers in the available 13F reports with a share position at 2026-06-30, filer groups collapsed to one row (method), largest first. Options and principal amounts are left out. A group row states no % of portfolio, since each member reports its own portfolio: the members' percents are listed under it. A value about 1,000 times or 1/1,000 of the price other filers imply is shown as filed but neither ranks the row nor enters a sum.

HolderSharesValue% of portfolioChangeSource
FEDERATED HERMES, INC.in group FEDERATED HERMES, INC.3,303,640$22.2M0.03%013F-HRTimelineGroup
ARK Investment Management LLC2,901,635$19.5M0.13%+132,11713F-HRTimeline
BlackRock, Inc.in group BlackRock, Inc.2,614,012$17.6M<0.01%+73113F-HRTimelineGroup
VANGUARD GROUP INCgroup of 4 filers holding2,249,086$15.1M-14,175Timeline
Sumitomo Mitsui Trust Group, Inc.in group Sumitomo Mitsui Trust Group, …1,963,123$13.2M0.01%-325,81213F-HRTimelineGroup
Amova Asset Management Americas, Inc.in group Amova Asset Management Americ…1,960,458$13.1M0.17%-328,47713F-HRTimelineGroup
TWO SIGMA INVESTMENTS, LPin group TWO SIGMA INVESTMENTS, LP1,091,137$7.33M0.01%+9,35313F-HRTimelineGroup
GEODE CAPITAL MANAGEMENT, LLCin group GEODE CAPITAL MANAGEMENT, LLC693,660$4.66M<0.01%+32,73213F-HRTimelineGroup
AQR CAPITAL MANAGEMENT LLCin group AQR CAPITAL MANAGEMENT LLC675,014$4.54M<0.01%+513,73613F-HRTimelineGroup
JACOBS LEVY EQUITY MANAGEMENT, INC647,511$4.35M0.02%+448,78313F-HRTimeline
STATE STREET CORPin group STATE STREET CORP569,598$3.83M<0.01%+25,73513F-HRTimelineGroup
UBS Group AGgroup of 2 filers holding492,419$3.31M+32,355Timeline
D. E. Shaw & Co., Inc.in group D. E. Shaw & Co., Inc.392,358$2.64M<0.01%+140,32413F-HRTimelineGroup
Empire Life Investments Inc.366,217$2.46M0.14%-17,27613F-HRTimeline
Hennion & Walsh Asset Management, Inc.346,207$2.33M0.07%+66,52813F-HRTimeline
MILLENNIUM MANAGEMENT LLCin group MILLENNIUM MANAGEMENT LLC336,996$2.26M<0.01%-141,56113F-HRTimelineGroup
GOLDMAN SACHS GROUP INCin group GOLDMAN SACHS GROUP INC309,863$2.08M<0.01%+111,18213F-HRTimelineGroup
BNP PARIBAS FINANCIAL MARKETSin group BNP PARIBAS FINANCIAL MARKETS261,789$1.76M<0.01%+66,92913F-HRTimelineGroup
CHARLES SCHWAB INVESTMENT MANAGEMENT INCin group Charles Schwab Trust Co231,628$1.56M<0.01%+15,12813F-HRTimelineGroup
Point72 Asset Management, L.P.in group Point72 Asset Management, L.P.231,582$1.56M<0.01%+167,73713F-HRTimelineGroup
DIMENSIONAL FUND ADVISORS LPin group DIMENSIONAL FUND ADVISORS LP221,322$1.49M<0.01%-67,03313F-HRTimelineGroup
HEARTLAND ADVISORS INC219,300$1.47M0.07%-36,70013F-HRTimeline
NORTHERN TRUST CORPin group NORTHERN TRUST CORP204,578$1.37M<0.01%-15,03513F-HRTimelineGroup
JPMORGAN CHASE & COin group JPMORGAN CHASE & CO195,704$1.33M<0.01%-2,11113F-HRTimelineGroup
Jump Financial, LLCin group Jump Financial, LLC138,209$929K0.01%+69,91613F-HRTimelineGroup
ACADIAN ASSET MANAGEMENT LLCin group ACADIAN ASSET MANAGEMENT LLC131,451$880K<0.01%-149,04913F-HRTimelineGroup
IQ EQ FUND MANAGEMENT (IRELAND) Ltd126,390$849K0.05%+12,13513F-HRTimeline
Invesco Ltd.in group Invesco Ltd.104,188$700K<0.01%-9,38213F-HRTimelineGroup
MORGAN STANLEYin group MORGAN STANLEY97,406$655K<0.01%-28,72913F-HRTimelineGroup
Quantinno Capital Management LP85,875$577K<0.01%+14,52213F-HRTimeline
Bank of New York Mellon Corpin group Bank of New York Mellon Corp80,314$540K<0.01%+5,31713F-HRTimelineGroup
MARSHALL WACE, LLPin group MARSHALL WACE, LLP77,269$519K<0.01%new13F-HRTimelineGroup
Russell Investments Group, Ltd.in group Russell Investments Group, Lt…75,903$510K<0.01%+44,19913F-HRTimelineGroup
AMERICAN CENTURY COMPANIES INCin group AMERICAN CENTURY COMPANIES INC65,361$439K<0.01%-65113F-HRTimelineGroup
AMERIPRISE FINANCIAL INCin group AMERIPRISE FINANCIAL INC65,282$439K<0.01%new13F-HRTimelineGroup
SUSQUEHANNA INTERNATIONAL GROUP, LLPgroup of 2 filers holding63,287$425K-205,123Timeline
HSBC HOLDINGS PLCin group HSBC HOLDINGS PLC56,895$394K<0.01%+4,07013F-HRTimelineGroup
MASSACHUSETTS FINANCIAL SERVICES CO /MA/in group MASSACHUSETTS FINANCIAL SERVI…57,480$386K<0.01%-2,29013F-HRTimelineGroup
Nuveen, LLCin group TIAA52,542$353K<0.01%013F-HRTimelineGroup
Squarepoint Ops LLCin group Squarepoint Ops LLC50,253$338K<0.01%+36,47913F-HRTimelineGroup
GSA CAPITAL PARTNERS LLP49,145$330K0.02%-84,56513F-HRTimeline
Y-Intercept (Hong Kong) Ltd43,291$291K0.01%new13F-HRTimeline
CITADEL ADVISORS LLCin group CITADEL ADVISORS LLC40,946$275K<0.01%+6,16413F-HRTimelineGroup
ALLIANCEBERNSTEIN L.P.35,280$272K<0.01%+7,56013F-HRTimeline
nVerses Capital, LLC38,950$262K0.4%+71413F-HRTimeline
PRICE T ROWE ASSOCIATES INC /MD/36,887$248K<0.01%+7,09413F-HRTimeline
BRIDGEWAY CAPITAL MANAGEMENT, LLC36,500$245K<0.01%013F-HRTimeline
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF O…34,050$229K<0.01%+26,39913F-HRTimeline
RHUMBLINE ADVISERS31,887$214K<0.01%+1,01113F-HRTimeline
WELLS FARGO & COMPANY/MNin group WELLS FARGO & COMPANY/MN29,892$201K<0.01%+10,88813F-HRTimelineGroup
XTX Topco Ltdin group XTX Topco Ltd29,282$197K<0.01%new13F-HRTimelineGroup
DEUTSCHE BANK AG\in group DEUTSCHE BANK AG\28,994$195K<0.01%-2,37013F-HRTimelineGroup
ALPS ADVISORS INC28,845$194K<0.01%+5,70513F-HRTimeline
Engineers Gate Manager LP28,768$193K<0.01%-17,06513F-HRTimeline
Brevan Howard Capital Management LPin group Brevan Howard Capital Managem…28,762$193K<0.01%-3,98213F-HRTimelineGroup
TritonPoint Partners, LLCin group TritonPoint Partners, LLC28,186$189K0.02%+11413F-HRTimelineGroup
Allspring Global Investments Holdings, …in group Allspring Global Investments …27,651$186K<0.01%+78113F-HRTimelineGroup
Green Alpha Advisors, LLC27,091$182K0.12%-1,04713F-HRTimeline
Diversify Advisory Services, LLCgroup of 2 filers holding31,570$182K+15,785Timeline
Schonfeld Strategic Advisors LLC26,315$177K<0.01%new13F-HRTimeline
MGO ONE SEVEN LLC24,788$167K<0.01%-2,02913F-HRTimeline
MERCER GLOBAL ADVISORS INC /ADV24,006$161K<0.01%+13,11813F-HR/ATimeline
Apollon Wealth Management, LLCin group Apollon Wealth Management, LLC23,433$157K<0.01%new13F-HRTimelineGroup
BANK OF AMERICA CORP /DE/in group BANK OF AMERICA CORP /DE/22,501$151K<0.01%-6,25013F-HRTimelineGroup
RENAISSANCE TECHNOLOGIES LLC21,400$144K<0.01%-156,90013F-HRTimeline
Mariner, LLCin group Mariner, LLC20,555$138K<0.01%new13F-HRTimelineGroup
FMR LLCin group FMR LLC19,542$131K<0.01%+14,92113F-HRTimelineGroup
Walleye Capital LLCin group Walleye Capital LLC19,323$130K<0.01%new13F-HRTimelineGroup
Freestone Capital Holdings, LLCin group Freestone Capital Holdings, L…18,655$125K<0.01%013F-HRTimelineGroup
AXQ CAPITAL, LP18,277$123K0.01%-4,70513F-HRTimeline
COMMONWEALTH EQUITY SERVICES, LLC17,741$119K<0.01%-42613F-HRTimeline
Corient Private Wealth LPin group Corient Private Wealth LP17,354$117K<0.01%new13F-HR/ATimelineGroup
CANADA LIFE ASSURANCE Coin group CANADA LIFE ASSURANCE Co17,353$116K<0.01%+4,55913F-HRTimelineGroup
Abel Hall, LLC16,142$108K0.02%new13F-HRTimeline
MetLife Investment Management, LLCin group MetLife Investment Management…15,366$103K<0.01%+8,54113F-HRTimelineGroup
Dynamic Technology Lab Private Ltd15,177$102K0.02%new13F-HRTimeline
JANE STREET GROUP, LLCin group JANE STREET GROUP, LLC15,010$101K<0.01%-8,07313F-HRTimelineGroup
RAYMOND JAMES FINANCIAL INCin group RAYMOND JAMES FINANCIAL INC14,323$96.3K<0.01%new13F-HRTimelineGroup
WEALTH ENHANCEMENT ADVISORY SERVICES, L…13,282$92.6K<0.01%new13F-HRTimeline
BARCLAYS PLCin group BARCLAYS PLC13,775$92.6K<0.01%+14513F-HRTimelineGroup
Mirae Asset Global Investments Co., Ltd.group of 2 filers holding13,612$91.5K-22,172Timeline
Formidable Asset Management, LLC11,700$90.3K0.01%+1,10013F-HRTimeline
Quadrature Capital Ltdin group Quadrature Capital Ltd13,075$87.9K<0.01%-17,00313F-HRTimelineGroup
CITIGROUP INCin group CITIGROUP INC13,027$87.5K<0.01%+10,70013F-HRTimelineGroup
TWO SIGMA SECURITIES, LLC11,864$79.7K0.01%new13F-HRTimeline
Inscription Capital, LLC11,774$79.1K0.01%013F-HRTimeline
Arax Advisory Partners11,711$78.7K<0.01%+11,64913F-HRTimeline
Jain Global LLC10,085$67.8K<0.01%-11,10313F-HRTimeline
NEW YORK STATE COMMON RETIREMENT FUND8,497$57.1K<0.01%013F-HRTimeline
Police & Firemen's Retirement System of…6,957$46.8K<0.01%013F-HRTimeline
China Universal Asset Management Co., L…4,524$30.4K<0.01%-51813F-HRTimeline
NISA INVESTMENT ADVISORS, LLC3,300$22.2K<0.01%new13F-HRTimeline
Integrated Wealth Concepts LLC2,337$15.7K<0.01%new13F-HRTimeline
Ameritas Investment Partners, Inc.in group Ameritas Investment Partners,…2,317$15.6K<0.01%013F-HRTimelineGroup
Legal & General Group Plcin group Legal & General Group Plc2,304$15.5K<0.01%013F-HRTimelineGroup
SIGNATUREFD, LLC2,188$14.7K<0.01%013F-HRTimeline
GAMMA Investing LLC1,750$11.8K<0.01%+24413F-HRTimeline
ROYAL BANK OF CANADAin group ROYAL BANK OF CANADA1,637$11K<0.01%+67013F-HRTimelineGroup
Tower Research Capital LLC (TRC)in group Tower Research Capital LLC (T…1,550$10.4K<0.01%-2,87313F-HRTimelineGroup
OSAIC HOLDINGS, INC.in group OSAIC HOLDINGS, INC.1,451$9.75K<0.01%-94913F-HRTimelineGroup
PNC Financial Services Group, Inc.in group PNC Financial Services Group,…1,045$7.02K<0.01%-1313F-HRTimelineGroup
SBI Securities Co., Ltd.921$6.19K<0.01%+52413F-HRTimeline
Essential Partners LLC824$5.54K<0.01%+48813F-HRTimeline
Bank Julius Baer & Co. Ltd, Zurich800$5.38K<0.01%013F-HRTimeline
Allworth Financial LP789$5.3K<0.01%+59313F-HRTimeline
Global Retirement Partners, LLC672$4.52K<0.01%13F-HRTimeline
GF FUND MANAGEMENT CO. LTD.611$4.11K<0.01%-4213F-HRTimeline
SIMPLEX TRADING, LLC607$4.08K<0.01%-17,55913F-HRTimeline
IFP Advisors, Inc584$3.92K<0.01%+55513F-HRTimeline
Farther Finance Advisors, LLC555$3.76K<0.01%+22613F-HRTimeline
Sterling Capital Management LLC540$3.63K<0.01%-7113F-HRTimeline
EverSource Wealth Advisors, LLCin group EverSource Wealth Advisors, L…436$2.93K<0.01%+32513F-HRTimelineGroup
US BANCORP \DE\in group US BANCORP \DE\423$2.84K<0.01%013F-HRTimelineGroup
Versant Capital Management, Inc405$2.72K<0.01%+9013F-HRTimeline
CALIFORNIA STATE TEACHERS RETIREMENT SY…369$2.48K<0.01%-1,00113F-HR/ATimeline
ROTHSCHILD INVESTMENT LLC323$2.17K<0.01%+25613F-HRTimeline
LOS ANGELES CAPITAL MANAGEMENT LLC257$1.73K<0.01%013F-HRTimeline
True Wealth Design, LLC253$1.7K<0.01%+19213F-HRTimeline
Federation des caisses Desjardins du Qu…235$1.58K<0.01%013F-HRTimeline
SJS Investment Consulting Inc.172$1.16K<0.01%+17013F-HRTimeline
Fortitude Family Office, LLC134$900<0.01%new13F-HRTimeline
Steward Partners Investment Advisory, L…105$706<0.01%+313F-HRTimeline
Optiver Holding B.V.in group Optiver Holding B.V.92$618<0.01%013F-HRTimelineGroup
Caitong International Asset Management …68$457<0.01%-95513F-HRTimeline
Clearstead Advisors, LLC55$370<0.01%new13F-HRTimeline
NFSG Corp40$269<0.01%013F-HRTimeline
HARBOUR INVESTMENTS, INC.31$211<0.01%+1813F-HRTimeline
Covestor Ltd42$00%+3013F-HRTimelineValue filed as zero, left out of ratios.