AI Holders Summary · Q4 2025

459 institutions reported MORN in Q4 2025. Select Equity Group, L.P. leads at 11.8% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(5 on this page)

#HolderValueShares% port.Quarter

Select Equity Group, L.P.

CIK 0001592643

$331M1.5M1.43%Q4 2025 02

BlackRock, Inc.

CIK 0002012383

$325M2.1M0.00%Q2 2026 03

MORGAN STANLEY

CIK 0000895421

$293M1.7M0.02%Q1 2026 04

WELLINGTON MANAGEMENT GROUP LLP

CIK 0000902219

$281M1.7M0.05%Q1 2026 05

Vanguard Portfolio Management

CIK 0002100121· Index

$178M1.1M0.01%Q1 2026 06

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$167M989K0.00%Q1 2026 07

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$145M859K0.12%Q1 2026 08

BAMCO INC /NY/

CIK 0001017918

$128M760K0.39%Q1 2026 09

STATE STREET CORP

CIK 0000093751

$112M716K0.00%Q2 2026 10

LOS ANGELES CAPITAL MANAGEMENT LLC

CIK 0001177206

$109M645K0.43%Q1 2026 11

AQR CAPITAL MANAGEMENT LLC

CIK 0001167557

$105M624K0.05%Q1 2026 12

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$101M599K0.01%Q1 2026 13

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$88M518K0.02%Q1 2026 14

TWO SIGMA ADVISERS, LP

CIK 0001478735

$77M354K0.15%Q4 2025 15

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$76M449K0.12%Q1 2026 16

JPMORGAN CHASE & CO

CIK 0000019617

$71M430K0.00%Q1 2026 17

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

CIK 0001164508

$67M395K0.04%Q1 2026 18

JANE STREET GROUP, LLC

CIK 0001595888· Market maker

$56M334K0.01%Q1 2026 19

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$55M323K0.02%Q1 2026 20

VOLORIDGE INVESTMENT MANAGEMENT, LLC

CIK 0001556921

$49M227K0.17%Q4 2025

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