AI Holders Summary · Q1 2026

54 institutions reported MGX in Q1 2026. VANGUARD CAPITAL MANAGEMENT LLC leads at 14.0% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(4 on this page)

#HolderValueShares% port.Quarter

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$1M1.1M0.00%Q1 2026 02

Sozo Ventures GP II, L.P.

CIK 0001912294

$1M582K100.00%Q3 2025 03

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$1M788K0.00%Q1 2026 04

Catalio Capital Management, LP

CIK 0001958125

$709K529K0.15%Q1 2026 05

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$666K497K0.00%Q1 2026 06

Peapod Lane Capital LLC

CIK 0002050979

$625K525K0.42%Q2 2026 07

BRIDGEWAY CAPITAL MANAGEMENT, LLC

CIK 0001107261

$530K396K0.01%Q1 2026 08

JACOBS LEVY EQUITY MANAGEMENT, INC

CIK 0000884414

$512K382K0.00%Q1 2026 09

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$480K358K0.00%Q1 2026 10

PURA VIDA INVESTMENTS, LLC

CIK 0001590144

$354K264K2.38%Q1 2026 11

TWO SIGMA ADVISERS, LP

CIK 0001478735

$326K201K0.00%Q4 2025 12

BlackRock, Inc.

CIK 0002012383

$308K230K0.00%Q1 2026 13

Good Life Advisors, LLC

CIK 0001696260

$296K200K0.02%Q2 2025 14

CITADEL ADVISORS LLC

CIK 0001423053

$289K178K0.00%Q4 2025 15

WELLS FARGO & COMPANY/MN

CIK 0000072971

$271K202K0.00%Q1 2026 16

VANGUARD FIDUCIARY TRUST CO

CIK 0000933478· Index

$228K170K0.00%Q1 2026 17

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$228K170K0.00%Q1 2026 18

JANE STREET GROUP, LLC

CIK 0001595888· Market maker

$203K151K0.00%Q1 2026 19

STATE STREET CORP

CIK 0000093751

$161K120K0.00%Q1 2026 20

MARSHALL WACE, LLP

CIK 0001318757

$128K79K0.00%Q4 2025

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