Who owns Maximus, Inc.?
Institutional ownership of MMS from SEC Form 13F filings across 237 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
237
13F holders
$2.11B
value, 2026 filers
75.4%
of shares outstanding (39.6M sh)
35
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of MMS's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 7.4M | $400.2M | 0.0% | 14.2% | -1.0% |
| 2 | FMR LLC | 5.5M | $298.1M | 0.0% | 10.6% | -32.2% |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | 3.4M | $182.2M | 0.0% | 6.4% | -2.4% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 2.4M | $127.2M | 0.0% | 4.5% | -51.5% |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | 1.6M | $84.8M | 0.0% | 3% | +5.3% |
| 6 | Allianz Asset Management GmbH | 951,702 | $55.3M | 0.0% | 1.8% | +6.3% |
| 7 | Stephens Investment Management Group LLC | 854,785 | $46.0M | 0.5% | 1.6% | +19.3% |
| 8 | Qube Research & Technologies Ltd | 782,546 | $42.1M | 0.0% | 1.5% | +96.6% |
| 9 | Sio Capital Management, LLC | 715,267 | $38.5M | 6.4% | 1.4% | -7.0% |
| 10 | Sixth Street Partners Management Company, L.P.NEW | 703,314 | $37.8M | 6.5% | 1.3% | new |
| 11 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 703,314 | $37.8M | 0.0% | 1.3% | -1.9% |
| 12 | NORTHERN TRUST CORP | 699,692 | $37.6M | 0.0% | 1.3% | +1.0% |
| 13 | NORGES BANKNEW | 695,683 | $37.4M | 0.0% | 1.3% | new |
| 14 | PRUDENTIAL FINANCIAL INC | 683,912 | $36.8M | 0.0% | 1.3% | +3137.1% |
| 15 | GOLDMAN SACHS GROUP INC | 640,595 | $34.4M | 0.0% | 1.2% | +33.3% |
| 16 | CITADEL ADVISORS LLC | 617,787 | $33.2M | 0.0% | 1.2% | +517.2% |
| 17 | BANK OF AMERICA CORP /DE/ | 585,689 | $31.5M | 0.0% | 1.1% | +3.9% |
| 18 | Invesco Ltd. | 532,872 | $28.6M | 0.0% | 1% | +192.9% |
| 19 | Bank of New York Mellon Corp | 488,085 | $26.2M | 0.0% | 0.9% | -5.9% |
| 20 | Public Sector Pension Investment Board | 409,288 | $22.0M | 0.1% | 0.8% | +189.7% |
| 21 | UBS Group AG | 398,893 | $21.4M | 0.0% | 0.8% | -35.2% |
| 22 | Walleye Capital LLC | 384,021 | $20.6M | 0.1% | 0.7% | -55.2% |
| 23 | VANGUARD FIDUCIARY TRUST CO | 354,935 | $19.1M | 0.0% | 0.7% | -6.6% |
| 24 | JPMORGAN CHASE & CO | 333,019 | $18.3M | 0.0% | 0.6% | +12.8% |
| 25 | DEUTSCHE BANK AG\ | 328,007 | $17.6M | 0.0% | 0.6% | +21.2% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.