AI Holders Summary · Q1 2026

18 institutions reported MDIA in Q1 2026. Standard General L.P. leads at 49.6% 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

Standard General L.P.

CIK 0001409888

$23M35.4M6.94%Q1 2026 02

BlackRock, Inc.

CIK 0002012383

$23M35.3M0.00%Q1 2026 03

JPMORGAN CHASE & CO

CIK 0000019617

$255K383K0.00%Q1 2026 04

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$76K115K0.00%Q1 2026 05

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$59K89K0.00%Q1 2026 06

UBS Group AG

CIK 0001610520

$36K55K0.00%Q1 2026 07

VANGUARD FIDUCIARY TRUST CO

CIK 0000933478· Index

$32K49K0.00%Q1 2026 08

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$21K33K0.00%Q1 2026 09

STATE STREET CORP

CIK 0000093751

$11K17K0.00%Q1 2026 10

NORTHERN TRUST CORP

CIK 0000073124· Index

$9K14K0.00%Q1 2026 11

Tower Research Capital LLC (TRC)

CIK 0001533421

$3K5K0.00%Q1 2026 12

Vanguard Global Advisers, LLC

CIK 0001811242· Index

$1K2K0.00%Q1 2026 13

MORGAN STANLEY

CIK 0000895421

$1342030.00%Q1 2026 14

Allworth Financial LP

CIK 0001555170

$22320.00%Q1 2026 15

HARBOUR INVESTMENTS, INC.

WELLS FARGO & COMPANY/MN

CIK 0000072971

$000.00%Q1 2026 18

CONCOURSE FINANCIAL GROUP SECURITIES, INC.

CIK 0000752798

$00—Q2 2025