SEI Investments Co. Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| BLACKROCK, INC. | 08/07/2026 | 9.93 M | $870.74 M | -1.81% | 8.25% |
| LOOMIS SAYLES & CO L P | 08/14/2026 | 8.48 M | $743.96 M | -1.70% | 7.05% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 08/13/2026 | 6.14 M | $538.61 M | 0.25% | 5.10% |
| VANGUARD CAPITAL MANAGEMENT LLC | 08/13/2026 | 4.69 M | $411.03 M | -1.17% | 3.89% |
| STATE STREET CORP | 08/07/2026 | 4.25 M | $372.91 M | 1.59% | 3.53% |
| MORGAN STANLEY | 08/13/2026 | 4.12 M | $361.30 M | -14.05% | 3.42% |
| BOSTON PARTNERS | 08/04/2026 | 3.09 M | $271.42 M | 74.79% | 2.57% |
| GEODE CAPITAL MANAGEMENT, LLC | 08/12/2026 | 2.95 M | $259.06 M | 4.34% | 2.45% |
| BANK OF AMERICA CORP /DE/ | 08/14/2026 | 2.91 M | $255.07 M | -0.43% | 2.42% |
| FMR LLC | 08/13/2026 | 2.51 M | $220.17 M | 19.96% | 2.09% |
| LORD, ABBETT & CO. LLC | 08/14/2026 | 2.31 M | $202.52 M | 4.75% | 1.92% |
| DIMENSIONAL FUND ADVISORS LP | 08/11/2026 | 1.96 M | $172.15 M | 4.78% | 1.63% |
| FIRST TRUST ADVISORS LP | 08/11/2026 | 1.50 M | $131.74 M | -17.59% | 1.25% |
| BEUTEL, GOODMAN & CO LTD. | 08/12/2026 | 1.49 M | $131.10 M | -15.70% | 1.24% |
| INVESCO LTD. | 08/14/2026 | 1.11 M | $97.43 M | -3.02% | 0.92% |
| ROYCE & ASSOCIATES LP | 08/14/2026 | 1.05 M | $92.12 M | 5.40% | 0.87% |
| CAISSE DE DEPOT ET PLACEMENT DU QUEBEC | 08/14/2026 | 1.00 M | $87.92 M | -16.33% | 0.83% |
| BOSTON TRUST WALDEN CORP | 07/24/2026 | 991.30 K | $86.95 M | -4.66% | 0.82% |
| NORTHERN TRUST CORP | 08/13/2026 | 914.91 K | $80.25 M | 1.03% | 0.76% |
| BANK OF NEW YORK MELLON CORP | 08/06/2026 | 894.19 K | $78.43 M | -4.50% | 0.74% |
| NORGES BANK | 08/12/2026 | 887.12 K | $77.81 M | 100.00% | 0.74% |
| BARCLAYS PLC | 08/14/2026 | 825.22 K | $72.38 M | 116.60% | 0.69% |
| AMERICAN CAPITAL MANAGEMENT INC | 08/14/2026 | 745.32 K | $65.37 M | -3.03% | 0.62% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 08/14/2026 | 695.45 K | $61.00 M | -0.15% | 0.58% |
| SIXTH STREET PARTNERS MANAGEMENT COMPANY, L.P. | 08/14/2026 | 695.45 K | $61.00 M | 100.00% | 0.58% |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 08/13/2026 | 660.50 K | $57.93 M | 16.29% | 0.55% |
| CLARK CAPITAL MANAGEMENT GROUP, INC. | 08/11/2026 | 638.93 K | $56.04 M | -23.74% | 0.53% |
| VANGUARD FIDUCIARY TRUST CO | 08/13/2026 | 592.61 K | $51.98 M | 0.43% | 0.49% |
| RAYMOND JAMES FINANCIAL INC | 08/14/2026 | 583.80 K | $51.21 M | 2.03% | 0.49% |
| JANE STREET GROUP, LLC | 08/14/2026 | 578.80 K | $50.77 M | 9,087.32% | 0.48% |
| AMERIPRISE FINANCIAL INC | 08/14/2026 | 578.42 K | $50.75 M | -33.48% | 0.48% |
| FIRST FINANCIAL BANKSHARES INC | 08/11/2026 | 552.78 K | $48.48 M | -0.25% | 0.46% |
| QUANTINNO CAPITAL MANAGEMENT LP | 08/13/2026 | 532.38 K | $46.70 M | 39.24% | 0.44% |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | 08/14/2026 | 518.31 K | $45.46 M | 25.85% | 0.43% |
| FRANKLIN RESOURCES INC | 08/13/2026 | 512.83 K | $44.98 M | -47.84% | 0.43% |
| ENVESTNET ASSET MANAGEMENT INC | 08/03/2026 | 478.37 K | $41.96 M | -4.04% | 0.40% |
| NATIXIS ADVISORS, L.P. | 08/14/2026 | 461.89 K | $40.51 M | -1.70% | 0.38% |
| GOLDMAN SACHS GROUP INC | 08/14/2026 | 461.23 K | $40.45 M | 42.30% | 0.38% |
| AZORA CAPITAL LP | 08/14/2026 | 443.19 K | $38.87 M | 100.00% | 0.37% |
| CONNOR, CLARK & LUNN INVESTMENT MANAGEMENT LTD. | 08/13/2026 | 421.05 K | $36.93 M | 22.93% | 0.35% |
| JPMORGAN CHASE & CO | 08/12/2026 | 375.39 K | $32.87 M | -18.69% | 0.31% |
| AQR CAPITAL MANAGEMENT LLC | 08/14/2026 | 334.35 K | $29.31 M | -20.40% | 0.28% |
| THRIVENT FINANCIAL FOR LUTHERANS | 08/14/2026 | 324.57 K | $28.47 M | -0.31% | 0.27% |
| PROSHARE ADVISORS LLC | 08/11/2026 | 319.38 K | $28.01 M | 6.23% | 0.27% |
| ARBEJDSMARKEDETS TILLAEGSPENSION | 07/17/2026 | 313.60 K | $27.51 M | -3.04% | 0.26% |
| BALYASNY ASSET MANAGEMENT L.P. | 08/14/2026 | 308.05 K | $27.02 M | 36.50% | 0.26% |
| UBS GROUP AG | 08/13/2026 | 307.43 K | $26.96 M | -2.90% | 0.26% |
| RHUMBLINE ADVISERS | 08/12/2026 | 303.55 K | $26.62 M | -1.92% | 0.25% |
| PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO | 08/11/2026 | 300.94 K | $26.40 M | 37.02% | 0.25% |
| RENAISSANCE TECHNOLOGIES LLC | 08/13/2026 | 284.73 K | $24.97 M | -28.79% | 0.24% |
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SEI Investments Co. institutional Ownership - FAQ's
During the previous two years, 891 institutional investors and hedge funds held shares of SEI Investments Co.. The most heavily invested institutionals were:
BlackRock, Inc.: 9.93 M
LOOMIS SAYLES & CO L P: 8.48 M
VANGUARD PORTFOLIO MANAGEMENT LLC: 6.14 M
VANGUARD CAPITAL MANAGEMENT LLC: 4.69 M
STATE STREET CORP: 4.25 M
MORGAN STANLEY: 4.12 M
75.81% of SEI Investments Co. stock is owned by institutional investors.
Institutional investors have bought a total of 143.16 M shares in the last 24 months. This purchase volume represents approximately $11.62 B in transactions.