AI Holders Summary · Q1 2026

46 institutions reported MRDN in Q1 2026. Topline Capital Management, LLC leads at 31.8% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(6 on this page)

#HolderValueShares% port.Quarter

Topline Capital Management, LLC

CIK 0001792549

$1M140K0.17%Q1 2026 02

BlackRock, Inc.

CIK 0002012383

$688K95K0.00%Q1 2026 03

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$511K71K0.00%Q1 2026 04

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$190K26K0.00%Q1 2026 05

VANGUARD FIDUCIARY TRUST CO

CIK 0000933478· Index

$111K15K0.00%Q1 2026 06

UBS Group AG

CIK 0001610520

$104K14K0.00%Q1 2026 07

NORTHERN TRUST CORP

CIK 0000073124· Index

$102K14K0.00%Q1 2026 08

SUSQUEHANNA INTERNATIONAL GROUP, LLP

CIK 0001446194· Market maker

$81K11K0.00%Q1 2026 09

Vanguard Portfolio Management

CIK 0002100121· Index

$75K10K0.00%Q1 2026 10

STATE STREET CORP

CIK 0000093751

$72K10K0.00%Q1 2026 11

DEUTSCHE BANK AG\

CIK 0000948046

$57K8K0.00%Q1 2026 12

FMR LLC

CIK 0000315066

$42K6K0.00%Q1 2026 13

LOS ANGELES CAPITAL MANAGEMENT LLC

CIK 0001177206

$32K4K0.00%Q1 2026 14

MORGAN STANLEY

CIK 0000895421

$32K4K0.00%Q1 2026 15

Russell Investments Group, Ltd.

CIK 0001692234

$20K3K0.00%Q1 2026 16

GAMMA Investing LLC

CIK 0002010235

$17K1K0.00%Q2 2026 17

BARCLAYS PLC

CIK 0000312069

$11K1K0.00%Q1 2026 18

RHUMBLINE ADVISERS

CIK 0001115418

$10K1K0.00%Q1 2026 19

Tower Research Capital LLC (TRC)

CIK 0001533421

$10K1K0.00%Q1 2026 20

NEW YORK STATE COMMON RETIREMENT FUND

CIK 0000810265

$8K1K0.00%Q1 2026

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