AI Holders Summary · Q1 2026

115 institutions reported ARTNA in Q1 2026. T. Rowe Price Investment Management, Inc. leads at 22.6% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

Hide index funds / market makers / custodians(3 on this page)

#HolderValueShares% port.Quarter

T. Rowe Price Investment Management, Inc.

CIK 0001897612

$29M908K0.02%Q1 2026 02

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$14M399K0.00%Q2 2026 03

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$9M283K0.01%Q3 2026 04

BlackRock, Inc.

CIK 0002012383

$7M209K0.00%Q2 2026 05

MORGAN STANLEY

CIK 0000895421

$7M208K0.00%Q2 2026 06

ADAGE CAPITAL PARTNERS GP, L.L.C.

CIK 0001165408

$7M200K0.01%Q2 2026 07

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$6M191K0.00%Q3 2026 08

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$6M183K0.00%Q2 2026 09

Kestra Advisory Services, LLC

CIK 0001830819

$6M170K0.02%Q3 2026 10

Prospera Financial Services Inc

CIK 0001541625

$5M149K0.06%Q3 2026 11

ROFFMAN MILLER ASSOCIATES INC /PA/

CIK 0000869367

$5M146K0.25%Q3 2026 12

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$4M114K0.00%Q3 2026 13

Costello Asset Management, INC

CIK 0001760145

$3M104K1.04%Q3 2026 14

DEPRINCE RACE & ZOLLO INC

CIK 0001008894

$3M98K0.06%Q3 2026 15

HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC

CIK 0001164833

$3M95K0.01%Q1 2026 16

Russell Investments Group, Ltd.

CIK 0001692234

$3M86K0.00%Q3 2026 17

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

CIK 0001164508

$3M84K0.00%Q2 2026 18

Bank of New York Mellon Corp

CIK 0001390777

$3M78K0.00%Q3 2026 19

FCA CORP /TX

CIK 0001166402

$3M76K0.62%Q3 2026 20

GOLDMAN SACHS GROUP INC

CIK 0000886982

$3M74K0.00%Q2 2026

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