AI Holders Summary · Q2 2026

77 institutions reported MESO in Q2 2026. SUSQUEHANNA INTERNATIONAL GROUP, LLP leads at 16.8% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(2 on this page)

#HolderValueShares% port.Quarter

SUSQUEHANNA INTERNATIONAL GROUP, LLP

CIK 0001446194· Market maker

$13M990K0.00%Q2 2026 02

JANE STREET GROUP, LLC

CIK 0001595888· Market maker

$13M851K0.00%Q1 2026 03

CITADEL ADVISORS LLC

CIK 0001423053

$11M631K0.00%Q4 2025 04

MORGAN STANLEY

CIK 0000895421

$10M719K0.00%Q2 2026 05

BlackRock, Inc.

CIK 0002012383

$9M664K0.00%Q2 2026 06

GOLDMAN SACHS GROUP INC

CIK 0000886982

$5M396K0.00%Q2 2026 07

BNP Paribas Asset Management Holding S.A.

CIK 0001520354

$4M260K0.00%Q2 2026 08

UBS Group AG

CIK 0001610520

$3M200K0.00%Q2 2026 09

Arax Advisory Partners

CIK 0001586767

$2M168K0.02%Q2 2026 10

BANK OF AMERICA CORP /DE/

CIK 0000070858

$1M100K0.00%Q2 2026 11

Penbrook Management LLC

CIK 0001381055

$1M87K0.75%Q2 2026 12

Fi3 FINANCIAL ADVISORS, LLC

CIK 0001862427

$1M8K0.24%Q2 2026 13

Prosperity Wealth Management, Inc.

CIK 0001991463

$918K51K0.31%Q4 2025 14

M&G Plc

CIK 0001802539

$827K59K0.00%Q2 2026 15

Quadrature Capital Ltd

CIK 0001651424

$719K53K0.01%Q2 2026 16

LPL Financial LLC

CIK 0001403438

$648K48K0.00%Q2 2026 17

LAZARI CAPITAL MANAGEMENT, INC.

CIK 0001986389

$642K47K0.20%Q2 2026 18

Rialto Wealth Management, LLC

CIK 0002054966

$629K47K0.12%Q2 2026 19

GROUP ONE TRADING LLC

CIK 0000932540

$596K44K0.00%Q2 2026 20

ROYAL BANK OF CANADA

CIK 0001000275

$595K44K0.00%Q2 2026

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