Maryland Capital Management
BALTIMORE, MD
—
Mid
$1,179,023,698
173
Sep 30, 2022
Filed Nov 14
Maryland State Retirement & Pension System
BALTIMORE, MD
#783
Mid
$6,309,839,719
1,491
Sep 30, 2026
Filed Nov 5
Mary Sue Robinson Morrill
—
—
—
—
—
MAS Advisors LLC
Miami, FL
—
Micro
$63,173,542
52
Sep 30, 2025
Filed Oct 28
Mas Alpha Securities Fund LP
—
—
—
—
—
MASAYA OTSUKA
—
—
—
—
—
Mascagni Wealth Management, Inc.
CLINTON, MS
#7,200
Small
$144,065,040
80
Sep 30, 2026
Filed Oct 23
Mascoma Wealth Management LLC
HANOVER, NH
#3,660
Small
$547,792,081
433
Sep 30, 2026
Filed Oct 23
MASECO LLP
LONDON, X0
#1,119
Mid
$3,549,036,329
549
Sep 30, 2026
Filed Oct 27
Maso Capital Partners Ltd
HONG KONG, K3
—
Micro
$53,216,150
33
Sep 30, 2025
Filed Nov 14
Mason & Associates Inc
LOS ANGELES, CA
#3,392
Small
$617,884,371
122
Jun 30, 2026
Filed Jul 23
Mason & Associates, LLC
NEWPORT NEWS, VA
#3,941
Small
$483,604,856
25
Sep 30, 2026
Filed Oct 26
MASON CAPITAL MANAGEMENT LLC
New York, NY
#3,438
Small
$604,429,529
8
Jun 30, 2026
Filed Aug 14
Mason Investment Advisory Services, Inc.
Reston, VA
#1,359
Mid
$2,629,254,340
47
Jun 30, 2026
Filed Aug 13
MASON RESOURCES INC
—
—
—
—
—
MASON STREET ADVISORS, LLC
MILWAUKEE, WI
#2,355
Mid
$1,109,891,430
9
Jun 30, 2026
Filed Aug 12
Mason Ward
—
—
—
—
—
MASP Investor Limited Partnership
—
—
—
—
—
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
Boston, MA
#45
Mega
$293,149,336,847
988
Jun 30, 2026
Filed Aug 3
MASSACHUSETTS INSTITUTE OF TECHNOLOGY
CAMBRIDGE, MA
#3,078
Small
$732,642,918
8
Jun 30, 2026
Filed Aug 11
MASSACHUSETTS MUTUAL LIFE INSURANCE CO
SPRINGFIELD, MA
#1,449
Mid
$2,378,984,910
2
Jun 30, 2026
Filed Aug 7
Massachusetts Wealth Management
NORTH ANDOVER, MA
#5,636
Small
$234,392,410
88
Sep 30, 2026
Filed Oct 21
Massar Capital Management, LP
STAMFORD, CT
#2,489
Mid
$1,026,417,447
249
Jun 30, 2026
Filed Aug 14
Mass Ave Global Inc.
New York, NY
—
Small
$342,363,982
33
Dec 31, 2022
Filed Feb 14
Mass General Brigham, Inc
SOMERVILLE, MA
#4,714
Small
$455,603,800
9
Sep 30, 2026
Filed Nov 3
MASSIVE HONOR LTD
—
—
—
—
—
MassMutual Private Wealth & Trust, FSB
Windsor, CT
#1,058
Mid
$3,737,484,561
2,174
Sep 30, 2026
Filed Oct 5
Masso Torrence Wealth Management Inc.
MARLTON, NJ
—
Small
$238,264,103
89
Sep 30, 2025
Filed Oct 20
Mast Capital Management LLC
Boston, MA
—
—
—
—
—
Mastercard Foundation
—
—
—
—
—
MASTERCARD FOUNDATION ASSET MANAGEMENT CORP
TORONTO, A6
#262
Large
$32,688,743,870
3
Sep 30, 2026
Filed Oct 28
Mastercard Incorporated
—
—
—
—
—
MASTERINVEST Kapitalanlage GmbH
VIENNA, C4
#2,268
Mid
$1,172,632,741
284
Sep 30, 2026
Filed Nov 3
MASTERS CAPITAL MANAGEMENT LLC
ATLANTA, GA
#1,051
Mid
$3,896,716,952
69
Jun 30, 2026
Filed Aug 14
MASTER'S WEALTH MANAGEMENT INC.
LANCASTER, PA
#4,931
Small
$342,912,131
72
Sep 30, 2026
Filed Oct 22
Masterton Capital Management, LP
NEW YORK, NY
#8,068
Small
$118,088,033
24
Jun 30, 2026
Filed Aug 14
Mastrangeli Doug
—
—
—
—
—
MASTRAPASQUA ASSET MANAGEMENT INC
NASHVILLE, TN
—
Small
$843,742,990
147
Sep 30, 2023
Filed Oct 25
Matarin Capital Management, LLC
NEW YORK, NY
—
Small
$391,568,352
180
Dec 31, 2020
Filed Feb 3
MATAURO, LLC
NEW YORK, NY
#3,006
Small
$656,736,579
119
Sep 30, 2026
Filed Nov 3
Material Impact Fund II, L.P.
—
—
—
—
—
MATHER GROUP, LLC.
CHICAGO, IL
#496
Large
$11,694,660,855
1,703
Sep 30, 2026
Filed Oct 14
Mathes Company, Inc.
New York, NY
#5,064
Small
$320,000,987
103
Jun 30, 2026
Filed Aug 11
Matisse Capital
PORTLAND, OR
#5,799
Small
$251,778,610
133
Sep 30, 2026
Filed Oct 29
MatlinPatterson Capital Management L.P.
NEW YORK, NY
—
—
—
—
—
MATLINPATTERSON GLOBAL ADVISERS LLC
NEW YORK, NY
—
—
—
—
—
MATRIX ASSET ADVISORS INC/NY
White Plains, NY
#2,190
Mid
$1,211,473,521
83
Sep 30, 2026
Filed Oct 13
Matrix Capital Management Company, LP
Portsmouth, NH
—
Micro
$46,314,000
1
Mar 31, 2026
Filed May 14
Matrix China Management III, L.P.
Grand Cayman, E9
—
Micro
$39,293,702
2
Sep 30, 2022
Filed Oct 24
Matrix China Management III, L.P.
—
—
—
—
—
