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ARGX ARGENX SE

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ADR (ADR), issuer CIK 1697862

499 managers (507 13F filers) reported a position in ARGX shares at 2026-06-30, 28,237,692 shares in all. 79 filers opened a position and 48 filers sold out during the quarter.

Managers
499
13F filers
507
New
79
Added
181
Reduced
162
Sold out
48
Shares held by filers
28,237,692

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
FMR LLCin group FMR LLC5,231,452$4.85B0.21%+240,41813F-HRTimelineGroup
PRICE T ROWE ASSOCIATES INC /MD/2,678,047$2.48B0.25%-696,90813F-HRTimeline
Jupiter Topco LLCin group Janus Henderson2,474,015$2.3B0.94%13F-HRTimelineGroup
Capital World Investors2,199,770$2.04B0.24%-56,44613F-HRTimeline
Artisan Partners Limited Partnership1,508,778$1.4B2.28%+40,79613F-HRTimeline
Avoro Capital Advisors LLC1,000,000$928M8.33%013F-HRTimeline
WELLINGTON MANAGEMENT GROUP LLPin group WELLINGTON MANAGEMENT GROUP L…930,548$863M0.15%-90,90913F-HRTimelineGroup
BlackRock, Inc.in group BlackRock, Inc.777,237$721M0.01%-31,10013F-HRTimelineGroup
RTW INVESTMENTS, LP709,446$658M5.62%013F-HRTimeline
MORGAN STANLEYin group MORGAN STANLEY643,123$597M0.03%+82,41213F-HRTimelineGroup
Franklin Resourcesgroup of 2 filers holding478,706$444M+13,857Timeline
Invesco Ltd.in group Invesco Ltd.443,990$412M0.03%-150,70713F-HRTimelineGroup
BANK OF AMERICA CORP /DE/in group BANK OF AMERICA CORP /DE/400,234$371M0.02%+11713F-HRTimelineGroup
ALLIANCEBERNSTEIN L.P.395,661$289M0.1%-26,64313F-HRTimeline
Bellevue Group AGin group Bellevue Group AG301,000$279M5.88%-12,00013F-HRTimelineGroup
SANDS CAPITAL MANAGEMENT, LLC298,599$277M1.03%-41,68613F-HRTimeline
BESSEMER GROUP INCin group BESSEMER GROUP INC267,779$248M0.34%+203,52813F-HRTimelineGroup
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC264,617$245M0.74%-1,45013F-HRTimeline
SEI INVESTMENTS COin group SEI INVESTMENTS CO255,073$237M0.21%-31,89313F-HRTimelineGroup
JENNISON ASSOCIATES LLC226,200$210M0.13%-11,26813F-HRTimeline
CITADEL ADVISORS LLCin group CITADEL ADVISORS LLC212,416$197M0.11%-6,71013F-HRTimelineGroup
Pictet Asset Management Holding SAin group Pictet Asset Management Holdi…198,282$184M0.18%+49,97613F-HRTimelineGroup
TWO SIGMA INVESTMENTS, LPin group TWO SIGMA INVESTMENTS, LP185,638$172M0.13%+76,51713F-HRTimelineGroup
AMERIPRISE FINANCIAL INCin group AMERIPRISE FINANCIAL INC181,464$168M0.03%-34,44613F-HRTimelineGroup
GOLDMAN SACHS GROUP INCin group GOLDMAN SACHS GROUP INC177,846$165M0.02%-54,13913F-HRTimelineGroup
Legal & General Group Plcin group Legal & General Group Plc177,164$164M0.03%+26,31413F-HRTimelineGroup
AMERICAN CENTURY COMPANIES INCin group AMERICAN CENTURY COMPANIES INC173,193$161M0.07%-50713F-HRTimelineGroup
Allspring Global Investments Holdings, …in group Allspring Global Investments …170,829$155M0.24%-4,48213F-HRTimelineGroup
BNP PARIBAS FINANCIAL MARKETSin group BNP PARIBAS FINANCIAL MARKETS157,958$147M0.08%-19,87813F-HRTimelineGroup
1832 Asset Management L.P.157,940$147M0.18%+73,74013F-HRTimeline
DEUTSCHE BANK AG\in group DEUTSCHE BANK AG\137,335$127M0.04%-2,04613F-HRTimelineGroup
BAMCO INC /NY/in group Baron Capital136,654$127M0.19%-1,99413F-HRTimelineGroup
BARCLAYS PLCin group BARCLAYS PLC134,427$125M0.04%+128,92713F-HRTimelineGroup
LAZARD ASSET MANAGEMENT LLCin group LAZARD ASSET MANAGEMENT LLC131,996$122M0.19%-1,35113F-HRTimelineGroup
Checkpoint Capital L.P.131,283$122M31.25%-21,71713F-HRTimeline
EVENTIDE ASSET MANAGEMENT, LLC125,668$117M1.56%+1113F-HRTimeline
AGF MANAGEMENT LTDin group AGF MANAGEMENT LTD125,481$116M0.45%+41213F-HRTimelineGroup
BNP PARIBAS ASSET MANAGEMENT Holding S.…in group BNP PARIBAS ASSET MANAGEMENT …121,786$113M0.11%-7,36113F-HRTimelineGroup
LORD, ABBETT & CO. LLC108,253$100M0.29%-43,83013F-HRTimeline
NOMURA ASSET MANAGEMENT CO LTDgroup of 2 filers holding107,446$99.7M-234Timeline
FIRST TRUST ADVISORS LPin group FIRST TRUST ADVISORS LP101,440$94.1M0.06%-5,75513F-HRTimelineGroup
UBS Group AGgroup of 2 filers holding97,895$90.8M+38,742Timeline
PGGM Investments96,511$89.5M2.2%+24,99713F-HRTimeline
MILLENNIUM MANAGEMENT LLCin group MILLENNIUM MANAGEMENT LLC94,401$87.6M0.06%+22,03613F-HRTimelineGroup
ORBIMED ADVISORS LLCin group ORBIMED ADVISORS LLC92,880$86.2M1.63%-44,02013F-HRTimelineGroup
Fiera Capital Corpin group Fiera Capital Corp90,423$83.9M0.3%-126,77513F-HRTimelineGroup
Capital Research Global Investorsin group Capital Research Global Inves…88,511$82.1M0.01%new13F-HRTimelineGroup
FEDERATED HERMES, INC.in group FEDERATED HERMES, INC.87,288$81M0.12%-7,96513F-HRTimelineGroup
PINEBRIDGE INVESTMENTS LLC87,050$80.8M0.67%-16,76213F-HRTimeline
Public Sector Pension Investment Board84,300$78.2M0.21%+11,00013F-HR/ATimeline
Aberdeen Group plcin group Aberdeen Group plc83,822$77.8M0.11%+1,71613F-HRTimelineGroup
TimesSquare Capital Management, LLC83,114$77.1M1.13%-313F-HRTimeline
Candriam S.C.A.80,120$74.3M0.33%+25,97213F-HRTimeline
BANK OF MONTREAL /CAN/in group BANK OF MONTREAL /CAN/77,213$71.6M0.03%-8,12013F-HRTimelineGroup
Eagle Health Investments LP76,417$70.9M11.75%+8113F-HRTimeline
Nuveen, LLCin group TIAA74,128$68.8M0.02%+7,88713F-HRTimelineGroup
Amundiin group Amundi65,122$60.4M0.01%+3,68913F-HRTimelineGroup
NORTHERN TRUST CORPin group NORTHERN TRUST CORP62,219$57.7M0.01%+3,51313F-HRTimelineGroup
CANADA PENSION PLAN INVESTMENT BOARD60,577$56.2M0.03%new13F-HRTimeline
Squarepoint Ops LLCin group Squarepoint Ops LLC58,400$54.2M0.11%+39,72113F-HRTimelineGroup
USS Investment Management Ltd57,903$53.8M0.19%+45,75913F-HRTimeline
WESTFIELD CAPITAL MANAGEMENT CO LP57,082$53M0.17%new13F-HRTimeline
ENVESTNET ASSET MANAGEMENT INCgroup of 2 filers holding55,711$51.7M-6,031Timeline
Woodline Partners LP55,025$51.1M0.16%new13F-HRTimeline
Rock Springs Capital Management LP52,750$48.9M2.39%-45,75013F-HRTimeline
Handelsbanken Fonder AB52,653$48.9M0.14%-2,27313F-HRTimeline
Ensign Peak Advisors, Inc52,027$48.3M0.08%-19,57113F-HRTimeline
ADAGE CAPITAL PARTNERS GP, L.L.C.in group ADAGE CAPITAL PARTNERS GP, L.…50,607$47M0.07%-39,39313F-HRTimelineGroup
Jefferies Financial Group Inc.in group Jefferies Financial Group Inc.45,068$41.8M0.38%+15,06313F-HRTimelineGroup
DIMENSIONAL FUND ADVISORS LPin group DIMENSIONAL FUND ADVISORS LP44,408$41.2M0.01%+5,61413F-HRTimelineGroup
Tri Locum Partners LP41,596$38.6M4.75%+9,96113F-HRTimeline
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPin group ARROWSTREET CAPITAL, LIMITED …40,062$37.2M0.02%new13F-HRTimelineGroup
Point72 Asset Management, L.P.in group Point72 Asset Management, L.P.39,983$37.1M0.06%new13F-HRTimelineGroup
Natixis Investment Managersgroup of 2 filers holding34,979$32.5M-5,234Timeline
RAYMOND JAMES FINANCIAL INCin group RAYMOND JAMES FINANCIAL INC34,757$32.2M0.01%-2,04513F-HRTimelineGroup
WELLS FARGO & COMPANY/MNin group WELLS FARGO & COMPANY/MN34,453$32M0.01%-3,65113F-HRTimelineGroup
VICTORY CAPITAL MANAGEMENT INC30,865$28.6M0.02%-1,39013F-HRTimeline
Artia Global Partners LP29,739$27.6M5.25%013F-HRTimeline
PEREGRINE CAPITAL MANAGEMENT LLC29,732$27.6M0.9%new13F-HRTimeline
Mediolanum International Funds Ltd29,785$27.2M0.23%new13F-HRTimeline
ROYAL BANK OF CANADAin group ROYAL BANK OF CANADA28,562$26.5M<0.01%-4,35513F-HRTimelineGroup
Perpetual Ltdin group Perpetual Ltd28,246$26.2M0.37%-11313F-HRTimelineGroup
BLAIR WILLIAM & CO/IL27,666$25.7M0.07%+5,25913F-HRTimeline
ODDO BHF ASSET MANAGEMENT SAS25,009$23.2M1.07%013F-HRTimelineThe filing omitted confidential holdings, a later amendment may add them.
TD Asset Management Inc24,675$22.9M0.02%-56,14913F-HRTimeline
GEODE CAPITAL MANAGEMENT, LLCin group GEODE CAPITAL MANAGEMENT, LLC23,861$22.1M<0.01%+29213F-HRTimelineGroup
Patient Square Capital LP23,000$21.3M3.31%-13,71813F-HRTimeline
Life Cycle Investment Partners Ltd22,490$20.9M0.1%-36,37713F-HRTimeline
VAN ECK ASSOCIATES CORPin group VAN ECK ASSOCIATES CORP22,193$20.6M0.01%-18,20413F-HRTimelineGroup
NEW YORK STATE COMMON RETIREMENT FUND22,082$20.5M0.03%-17,35513F-HRTimeline
Soleus Capital Management, L.P.19,955$18.5M0.64%+16,45513F-HRTimeline
LPL Financial LLC19,499$18.1M<0.01%-3,74813F-HRTimeline
Jain Global LLC18,913$17.5M0.21%+14,27213F-HRTimeline
VOLORIDGE INVESTMENT MANAGEMENT, LLC18,797$17.4M0.07%-3,85413F-HRTimeline
BRAIDWELL LP17,707$16.4M0.61%-67,23213F-HRTimeline
HRT FINANCIAL LP17,498$16.2M0.03%-1,25613F-HRTimeline
Bank of New York Mellon Corpin group Bank of New York Mellon Corp16,971$15.7M<0.01%-21213F-HRTimelineGroup
Assenagon Asset Management S.A.16,531$15.3M0.02%+1,74513F-HR/ATimeline
MANUFACTURERS LIFE INSURANCE COMPANY, T…in group MANUFACTURERS LIFE INSURANCE …16,407$15.2M0.01%-32,92313F-HRTimelineGroup
FIL Ltdin group FIL Ltd16,249$15.1M0.01%new13F-HRTimelineGroup
Quantinno Capital Management LP15,550$14.4M0.02%+4,40213F-HRTimeline
HSBC HOLDINGS PLCin group HSBC HOLDINGS PLC15,429$14.3M0.01%-4,95013F-HRTimelineGroup
JPMORGAN CHASE & COin group JPMORGAN CHASE & CO15,627$14.3M<0.01%+2,62213F-HRTimelineGroup
CANADA LIFE ASSURANCE Coin group CANADA LIFE ASSURANCE Co14,868$13.8M0.02%+3,30113F-HRTimelineGroup
Qube Research & Technologies Ltd14,559$13.5M0.02%-10,97713F-HRTimeline
Erste Asset Management GmbHin group Erste Asset Management GmbH14,528$13.3M0.1%+32213F-HRTimelineGroup
DCF Advisers, LLC14,200$13.2M3.45%-45013F-HRTimeline
JONES FINANCIAL COMPANIES LLLPin group JONES FINANCIAL COMPANIES LLLP14,657$13M0.01%-2,15213F-HRTimelineGroup
Ilmarinen Mutual Pension Insurance Co13,800$12.8M0.09%013F-HRTimeline
CHARLES SCHWAB INVESTMENT MANAGEMENT INCin group Charles Schwab Trust Co13,546$12.6M<0.01%+4,14213F-HRTimelineGroup
Creative Planningin group Creative Planning12,744$11.8M0.01%+4,50513F-HRTimelineGroup
Thrivent Financial for Lutheransin group Thrivent Financial for Luther…12,688$11.8M0.02%+613F-HRTimelineGroup
Resolute Capital Asset Partners LLC12,000$11.1M4.76%new13F-HRTimeline
Allianz Asset Management GmbHin group Allianz SE14,446$10.7M0.01%+4513F-HRTimelineGroup
AustralianSuper Pty Ltd11,380$10.6M0.05%+9,16013F-HRTimeline
Mirae Asset Global Investments Co., Ltd.in group Mirae Asset Global Investment…11,164$10.4M0.02%+10,63613F-HRTimelineGroup
AQR CAPITAL MANAGEMENT LLCin group AQR CAPITAL MANAGEMENT LLC10,668$9.9M<0.01%+8,13813F-HRTimelineGroup
SCHRODER INVESTMENT MANAGEMENT GROUP10,267$9.37M0.01%-10,75613F-HRTimeline
Steward Partners Investment Advisory, L…9,982$9.26M0.05%+61113F-HRTimeline
MACKENZIE FINANCIAL CORP9,969$9.25M0.01%+2,53313F-HRTimeline
ABN AMRO INVESTMENT SOLUTIONSin group ABN AMRO INVESTMENT SOLUTIONS9,902$9.19M0.08%new13F-HRTimelineGroup
Crossmark Global Holdings, Inc.9,684$8.98M0.12%+1,01613F-HRTimeline
Russell Investments Group, Ltd.in group Russell Investments Group, Lt…9,540$8.85M0.01%+8,04713F-HRTimelineGroup
EFG International AGin group EFG International AG8,573$7.96M0.15%+1,49013F-HRTimelineGroup
CVFG LLC8,517$7.9M0.83%013F-HRTimeline
D. E. Shaw & Co., Inc.in group D. E. Shaw & Co., Inc.8,263$7.67M<0.01%-43,85913F-HRTimelineGroup
LMR Partners LLPin group LMR Partners LLP8,200$7.61M0.06%-15,28813F-HRTimelineGroup
CITIGROUP INCin group CITIGROUP INC7,883$7.31M<0.01%-1,19913F-HRTimelineGroup
Cetera Investment Advisers7,844$7.28M0.01%+1,11213F-HRTimeline
ASSETMARK, INCin group ASSETMARK, INC7,699$7.14M0.01%-1,57613F-HRTimelineGroup
Aquatic Capital Management LLC7,697$7.14M0.25%new13F-HRTimeline
Federation des caisses Desjardins du Qu…7,637$7.09M0.02%+71813F-HRTimeline
NAVELLIER & ASSOCIATES INC7,257$6.73M0.53%+23413F-HRTimeline
Maryland State Retirement & Pension Sys…6,969$6.47M0.11%+7713F-HRTimeline
MML INVESTORS SERVICES, LLC6,825$6.33M0.01%+81413F-HRTimeline
STIFEL FINANCIAL CORPin group STIFEL FINANCIAL CORP6,573$6.1M0.01%-1,49613F-HRTimelineGroup
O'SHAUGHNESSY ASSET MANAGEMENT, LLC6,450$5.98M0.03%+1,39513F-HRTimeline
EAGLE GLOBAL ADVISORS LLC6,002$5.57M0.18%013F-HRTimeline
iA Global Asset Management Inc.5,960$5.53M0.07%-4013F-HRTimeline
STATE STREET CORPin group STATE STREET CORP5,899$5.47M<0.01%+78613F-HRTimelineGroup
Focus Partners Wealthin group Focus Partners Wealth5,752$5.34M0.01%+94213F-HRTimelineGroup
Mitsubishi UFJ Asset Management Co., Lt…in group Mitsubishi UFJ Trust & Bankin…5,550$5.15M<0.01%013F-HRTimelineGroup
QVT Financial LP5,218$4.84M0.31%013F-HRTimeline
VOYA INVESTMENT MANAGEMENT LLCin group VOYA INVESTMENT MANAGEMENT LLC5,090$4.72M<0.01%-45513F-HRTimelineGroup
Hudson Bay Capital Management LPin group Hudson Bay Capital Management…5,000$4.64M0.02%-25,00013F-HRTimelineGroup
Varma Mutual Pension Insurance Co5,000$4.64M0.02%013F-HRTimeline
HighTower Advisors, LLC4,975$4.62M<0.01%-32313F-HRTimeline
ACUTA CAPITAL PARTNERS, LLC4,705$4.37M3.04%+1513F-HRTimeline
KENNEDY CAPITAL MANAGEMENT LLC4,698$4.36M0.08%+12113F-HRTimeline
China Universal Asset Management Co., L…4,642$4.31M0.26%-39313F-HRTimeline
HighVista Strategies LLC4,561$4.23M0.96%-35713F-HRTimeline
Tower Research Capital LLC (TRC)in group Tower Research Capital LLC (T…4,547$4.22M0.1%-7,56513F-HRTimelineGroup
PFM Health Sciences, LP4,482$4.16M0.36%-5313F-HRTimeline
Arrowpoint Investment Partners (Singapo…in group Arrowpoint Investment Partner…4,392$4.07M1.2%new13F-HRTimelineGroup
Ethic Inc.4,376$4.06M0.05%+34713F-HRTimeline
HARVEY CAPITAL MANAGEMENT INC4,346$4.03M0.83%-15513F-HR/ATimelineThe filing omitted confidential holdings, a later amendment may add them.
M&T Bank Corpin group M&T Bank Corp4,343$4.03M0.01%-66013F-HRTimelineGroup
Nilsine Partners, LLC4,302$3.99M0.28%+17613F-HRTimeline
Diversify Advisory Services, LLCgroup of 2 filers holding4,394$3.91M+2,510Timeline
Hardman Johnston Global Advisors LLC4,185$3.88M0.14%new13F-HRTimeline
Vanguard Personalized Indexing Manageme…in group VANGUARD GROUP INC4,103$3.81M0.03%+96713F-HRTimelineGroup
PRINCIPAL FINANCIAL GROUP INCgroup of 2 filers holding3,978$3.69M+44Timeline
PNC Financial Services Group, Inc.in group PNC Financial Services Group,…3,967$3.68M<0.01%+17113F-HRTimelineGroup
OLD MISSION CAPITAL LLC3,875$3.6M0.09%+1,86113F-HRTimeline
RHUMBLINE ADVISERS3,808$3.53M<0.01%+5613F-HRTimeline
TRUIST FINANCIAL CORPin group TRUIST FINANCIAL CORP3,790$3.52M<0.01%-8813F-HRTimelineGroup
XTX Topco Ltdin group XTX Topco Ltd3,670$3.4M0.04%new13F-HRTimelineGroup
DZ BANK AG Deutsche Zentral Genossensch…in group DZ BANK AG Deutsche Zentral G…3,597$3.34M<0.01%013F-HRTimelineGroup
Boston Common Asset Management, LLC3,590$3.33M0.2%-16313F-HRTimeline
US BANCORP \DE\in group US BANCORP \DE\3,495$3.24M<0.01%+67213F-HRTimelineGroup
GUGGENHEIM CAPITAL LLCin group GUGGENHEIM CAPITAL LLC3,450$3.2M0.02%-58213F-HRTimelineGroup
Mariner, LLCin group Mariner, LLC3,346$3.1M<0.01%-27213F-HRTimelineGroup
Financiere des Professionnels - Fonds d…3,257$3.02M0.17%-7013F-HRTimeline
Pathstone Holdings, LLCin group Pathstone Holdings, LLC3,094$2.87M0.01%+32213F-HRTimelineGroup
CIM, LLC3,053$2.83M0.37%+28413F-HRTimeline
SG Americas Securities, LLC2,999$2.78M<0.01%new13F-HRTimeline
GREAT VALLEY ADVISOR GROUP, INC.2,947$2.73M0.04%+40713F-HRTimeline
Nicholas Investment Partners, LP2,898$2.69M0.15%013F-HRTimeline
QUADRANT CAPITAL GROUP LLC2,887$2.68M0.07%+10913F-HRTimeline
Cerity Partners LLCin group Cerity Partners LLC2,850$2.64M<0.01%+6213F-HRTimelineGroup
SWS Partners2,836$2.63M0.57%+7613F-HRTimeline
SECTORAL ASSET MANAGEMENT INC2,831$2.63M1.83%-73313F-HRTimeline
HANTZ FINANCIAL SERVICES, INC.2,816$2.61M0.04%+1,38213F-HRTimelineThe filing omitted confidential holdings, a later amendment may add them.
Alyeska Investment Group, L.P.in group Alyeska Investment Group, L.P.2,811$2.61M0.01%new13F-HRTimelineGroup
Nan Fung Group Holdings Ltd2,800$2.6M1.98%013F-HRTimeline
WESPAC Advisors SoCal, LLC2,683$2.49M0.45%+18313F-HRTimeline
AWM Investment Company, Inc.2,500$2.32M0.2%-1,25013F-HRTimeline
Orion Porfolio Solutions, LLC2,471$2.29M0.02%-1,25913F-HRTimeline
SILVERCREST ASSET MANAGEMENT GROUP LLC2,414$2.24M0.01%-7313F-HRTimeline
GILDER GAGNON HOWE & CO LLC2,380$2.21M0.02%-413F-HRTimeline
Tidal Investments LLCin group Tidal Investments LLC2,362$2.19M0.01%+1,16813F-HRTimelineGroup
Laird Norton Wetherby Trust Company, LLCin group Laird Norton Wetherby Trust C…2,282$2.12M0.04%+16813F-HRTimelineGroup
Corient Private Wealth LPin group Corient Private Wealth LP2,250$2.09M<0.01%-513F-HR/ATimelineGroup
Sanctuary Advisors, LLC2,186$2.03M0.01%-24613F-HRTimeline
TEALWOOD ASSET MANAGEMENT INC2,103$1.95M0.75%+21413F-HRTimeline
SIGNATUREFD, LLC2,075$1.93M0.03%+26213F-HRTimeline
Sequoia Financial Advisors, LLC2,045$1.9M0.01%+8413F-HRTimeline
Daiwa Securities Group Inc.in group Daiwa Securities Group Inc.2,039$1.89M<0.01%+42513F-HRTimelineGroup
Callan Family Office, LLCin group Callan Family Office, LLC2,035$1.89M0.04%+5813F-HRTimelineGroup
Bridgewater Associates, LP1,958$1.82M0.01%+74413F-HRTimeline