DOSSIER · 13F Holders · Q1 2026Technology · Services-Business Services, NEC
MMS

MAXIMUS INC

379 institutions still hold MAXIMUS INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 577933104·Services-Business Services, NEC·379 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$2.6B
visible holders
Holders
379
filers reporting
Concentration
20.36%
FMR LLC #1
top holder share
AI Holders Summary · Q1 2026

379 institutions reported MMS in Q1 2026. FMR LLC leads at 20.4% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
FMR LLC
CIK 0000315066
$524M8.2M0.03%Q1 2026
02
BlackRock, Inc.
CIK 0002012383
$400M7.4M0.01%Q2 2026
03
Vanguard Portfolio Management
CIK 0002100121· Index
$223M3.5M0.01%Q1 2026
04
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$156M2.4M0.00%Q1 2026
05
Van Berkom & Associates Inc.
CIK 0001524408
$150M2.3M2.46%Q1 2026
06
STATE STREET CORP
CIK 0000093751
$138M2.6M0.00%Q2 2026
07
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$135M2.1M0.03%Q1 2026
08
FULLER & THALER ASSET MANAGEMENT, INC.
CIK 0001082327
$133M2.1M0.45%Q1 2026
09
REINHART PARTNERS, LLC.
CIK 0001080298
$107M2.0M2.43%Q2 2026
10
MACKENZIE FINANCIAL CORP
CIK 0000919859
$101M1.6M0.12%Q1 2026
11
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$96M1.5M0.01%Q1 2026
12
Allianz Asset Management GmbH
CIK 0001535323
$57M895K0.06%Q1 2026
13
Sio Capital Management, LLC
CIK 0001482416
$49M769K7.07%Q1 2026
14
Boston Partners
CIK 0001386060
$49M910K0.04%Q2 2026
15
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 0000884546· Index
$46M717K0.01%Q1 2026
16
Stephens Investment Management Group LLC
CIK 0001314440
$46M855K0.49%Q2 2026
17
NORTHERN TRUST CORP
CIK 0000073124· Index
$44M693K0.01%Q1 2026
18
River Road Asset Management, LLC
CIK 0001341401
$41M760K0.45%Q2 2026
19
UBS Group AG
CIK 0001610520
$39M615K0.01%Q1 2026
20
FEDERATED HERMES, INC.
CIK 0001056288
$39M610K0.06%Q1 2026
Page 1 of 19
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Insiders at MAXIMUS INC
Montoni Richard AMutryn DavidLink Michelle F.Caswell BruceBaylinson Ilene R.Golinvaux Theresa DMartinez John ThomasMadsen Jan