SEI Investments Co
SEIC- Exchange
- Nasdaq
- Industry
- Security Brokers, Dealers & Flotation Companies
- SEC CIK
- 0000350894
In the last 90 days, SEI Investments Co insiders filed 0 open-market purchases and 10 sales; 575 institutions reported holding it in 13F filings for Q2 2026, worth $7.94B in total; Markel Group is the only superinvestor holding it.
13F holders, Q2 2024
Institutional positions in SEI Investments Co as of Jun 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 493
- +22 vs. Q1 2024
- Shares held
- 93.0M
- −926.0K (−1.0%) vs. Q1 2024
- Total value
- $6.02B
- −$732.1M (−10.8%) vs. Q1 2024
- New holders
- 56
- 179 more added
- Sold out
- 34
- 167 more reduced
4 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SEIC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 575 | $7.94B |
| Q1 2026 | 569 | $7.06B |
| Q4 2025 | 562 | $7.31B |
| Q3 2025 | 550 | $7.51B |
| Q2 2025 | 564 | $8.09B |
| Q1 2025 | 546 | $7.27B |
| Q4 2024 | 540 | $7.52B |
| Q3 2024 | 502 | $6.35B |
| Q2 2024 | 493 | $6.02B |
| Q1 2024 | 475 | $6.77B |
| Q4 2023 | 491 | $5.90B |
| Q3 2023 | 462 | $5.63B |
| Q2 2023 | 458 | $5.53B |
| Q1 2023 | 444 | $5.36B |
| Q4 2022 | 446 | $5.45B |
| Q3 2022 | 433 | $4.63B |
| Q2 2022 | 456 | $5.18B |
| Q1 2022 | 465 | $5.81B |
| Q4 2021 | 472 | $5.94B |
| Q3 2021 | 446 | $5.73B |
| Q2 2021 | 440 | $6.04B |
| Q1 2021 | 443 | $5.97B |
Institutions, Q2 2024
Shares, value and share of portfolio for each institution holding SEI Investments Co; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Chevy Chase Trust Holdings, Inc. | 25,572 | $1.65M | 0.01% | −1,182−4.4% | Reduced |
| Worldquant Millennium Advisors LLC | 25,598 | $1.66M | 0.02% | +14,356+127.7% | Added |
| Illinois Municipal Retirement Fund | 26,089 | $1.69M | 0.03% | 00.0% | Unchanged |
| Smithbridge Asset Management Inc | 26,201 | $1.69M | 0.35% | 00.0% | Unchanged |
| State of Michigan Retirement System | 26,224 | $1.70M | 0.01% | −400−1.5% | Reduced |
| Prudential Financial Inc | 26,239 | $1.70M | 0.00% | +16,824+178.7% | Added |
| TrimTabs Asset Management, LLC | 26,797 | $1.73M | 0.43% | +1,707+6.8% | Added |
| Pathstone Holdings, LLC | 26,988 | $1.75M | 0.01% | +97+0.4% | Added |
| Engineers Gate Manager LP | 27,215 | $1.76M | 0.04% | +20,213+288.7% | Added |
| Bright Rock Capital Management, LLC | 27,600 | $1.79M | 0.38% | 00.0% | Unchanged |
| O'Shaughnessy Asset Management, LLC | 27,703 | $1.79M | 0.02% | +4,784+20.9% | Added |
| State of New Jersey Common Pension Fund D | 27,926 | $1.81M | 0.01% | −18,817−40.3% | Reduced |
| Quest Partners LLC | 27,949 | $1.81M | 0.25% | +1,276+4.8% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 28,151 | $1.82M | 0.01% | 00.0% | Unchanged |
| Louisiana State Employees Retirement System | 28,200 | $1.82M | 0.04% | −500−1.7% | Reduced |
| Centiva Capital, LP | 28,918 | $1.87M | 0.09% | +22,793+372.1% | Added |
| State of Tennessee, Treasury Department | 29,000 | $1.88M | 0.01% | 00.0% | Unchanged |
| Bridgewater Associates, LP | 29,482 | $1.91M | 0.01% | −59,913−67.0% | Reduced |
| Johnson Investment Counsel Inc | 29,820 | $1.93M | 0.02% | −94−0.3% | Reduced |
| Arizona State Retirement System | 30,709 | $1.99M | 0.01% | −55−0.2% | Reduced |
| The PNC Financial Services Group, Inc. | 30,870 | $2.00M | 0.00% | −1,339−4.2% | Reduced |
| CWM Advisors, LLC | 31,029 | $2.01M | 0.23% | +1,653+5.6% | Added |
| Cresset Asset Management, LLC | 31,689 | $2.05M | 0.01% | +666+2.1% | Added |
| Capital Fund Management S.A. | 32,877 | $2.13M | 0.02% | +8,477+34.7% | Added |
| Teachers Retirement System of the State of Kentucky | 33,444 | $2.16M | 0.02% | 00.0% | Unchanged |
| Vinva Investment Management Ltd | 33,795 | $2.17M | 0.11% | +33,795 | New |
| Omers Administration Corp | 33,881 | $2.19M | 0.02% | +33,881 | New |
| Procyon Private Wealth Partners, LLC | 34,063 | $2.20M | 0.16% | +2,189+6.9% | Added |
| Resona Asset Management Co.,Ltd. | 34,506 | $2.23M | 0.01% | −1,941−5.3% | Reduced |
| NJ State Employees Deferred Compensation Plan | 35,400 | $2.29M | 0.28% | 00.0% | Unchanged |
| Connor, Clark & Lunn Investment Management Ltd. | 35,755 | $2.31M | 0.01% | +35,755 | New |
| Atria Investments LLC | 36,276 | $2.35M | 0.03% | +151+0.4% | Added |
| Royal London Asset Management Ltd | 36,418 | $2.36M | 0.01% | −227−0.6% | Reduced |
| US Bancorp | 36,422 | $2.36M | 0.00% | +244+0.7% | Added |
| Vident Advisory, LLC | 37,102 | $2.40M | 0.07% | +5,042+15.7% | Added |
| Toronto Dominion Bank | 37,207 | $2.41M | 0.00% | −3,835−9.3% | Reduced |
| Wealth Alliance Advisory Group, LLC | 37,504 | $2.43M | 0.55% | 00.0% | Unchanged |
| Nebula Research & Development LLC | 38,123 | $2.47M | 0.40% | +38,123 | New |
| Comerica Bank | 38,254 | $2.47M | 0.01% | −3,724−8.9% | Reduced |
| Gries Financial LLC | 38,660 | $2.50M | 0.51% | −1,117−2.8% | Reduced |
| Sepio Capital, LP | 39,887 | $2.58M | 0.24% | −362−0.9% | Reduced |
| Wells Fargo & Company | 40,328 | $2.61M | 0.00% | −1,910−4.5% | Reduced |
| Nomura Asset Management Co Ltd | 41,648 | $2.69M | 0.01% | +14,042+50.9% | Added |
| Thrive Wealth Management, LLC | 41,928 | $2.71M | 0.53% | +1,205+3.0% | Added |
| Ingalls & Snyder LLC | 41,950 | $2.71M | 0.12% | −500−1.2% | Reduced |
| Sanctuary Advisors, LLC | 41,679 | $2.77M | 0.02% | +41,679 | New |
| Henshaw Capital LLC | 43,056 | $2.79M | 0.13% | +304+0.7% | Added |
| Yousif Capital Management, LLC | 43,131 | $2.79M | 0.03% | −3,642−7.8% | Reduced |
| Nisa Investment Advisors, LLC | 43,837 | $2.84M | 0.02% | 00.0% | Unchanged |
| Treasurer of the State of North Carolina | 43,987 | $2.85M | 0.01% | −857−1.9% | Reduced |
| Banco Santander, S.A. | 44,900 | $2.90M | 0.04% | −2,260−4.8% | Reduced |
| BNP Paribas Arbitrage, SA | 45,661 | $2.95M | 0.00% | −1,628−3.4% | Reduced |
| Natixis | 46,200 | $2.99M | 0.02% | 00.0% | Unchanged |
| CIBC Asset Management Inc | 49,802 | $3.22M | 0.01% | +46,577+1,444.2% | Added |
| Amalgamated Bank | 50,605 | $3.27M | 0.03% | −7,596−13.1% | Reduced |
| MetLife Investment Management | 52,603 | $3.40M | 0.02% | −2,180−4.0% | Reduced |
| Price T Rowe Associates Inc | 53,434 | $3.46M | 0.00% | +1,574+3.0% | Added |
| Campbell & CO Investment Adviser LLC | 53,613 | $3.47M | 0.29% | +45,260+541.8% | Added |
| Diversified Trust Co | 54,212 | $3.51M | 0.10% | +202+0.4% | Added |
| Van Eck Associates Corp | 54,894 | $3.55M | 0.01% | +7,535+15.9% | Added |
| D. E. Shaw & Co., Inc. | 55,197 | $3.57M | 0.01% | +55,197 | New |
| Asset Management One Co.,Ltd. | 57,085 | $3.69M | 0.01% | −503−0.9% | Reduced |
| Mutual of America Capital Management LLC | 57,172 | $3.70M | 0.04% | −2,230−3.8% | Reduced |
| HBK Sorce Advisory LLC | 58,146 | $3.76M | 0.13% | +296+0.5% | Added |
| Pictet Asset Management Holding SA | 58,644 | $3.79M | 0.00% | −3,622−5.8% | Reduced |
| IFG Advisory, LLC | 59,228 | $3.83M | 0.25% | +166+0.3% | Added |
| Holocene Advisors, LP | 59,742 | $3.86M | 0.02% | −12,232−17.0% | Reduced |
| Court Place Advisors, LLC | 61,000 | $3.95M | 1.24% | −1,757−2.8% | Reduced |
| Bank of Nova Scotia | 61,262 | $3.96M | 0.01% | −29,178−32.3% | Reduced |
| CWM, LLC | 61,648 | $3.99M | 0.02% | −551−0.9% | Reduced |
| Algert Global LLC | 62,300 | $4.03M | 0.13% | −8,793−12.4% | Reduced |
| Taylor Hoffman Wealth Management | 62,760 | $4.05M | 1.65% | +1,490+2.4% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 62,744 | $4.06M | 0.00% | +226+0.4% | Added |
| Trexquant Investment LP | 64,655 | $4.18M | 0.06% | +64,655 | New |
| Southernsun Asset Management, LLC | 65,516 | $4.24M | 0.51% | −1,015−1.5% | Reduced |
| RK Asset Management, LLC | 67,700 | $4.38M | 3.78% | −245−0.4% | Reduced |
| Storebrand Asset Management AS | 68,311 | $4.42M | 0.01% | +657+1.0% | Added |
| Union Heritage Capital, LLC | 68,700 | $4.44M | 1.75% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 69,013 | $4.46M | 0.03% | −53,667−43.7% | Reduced |
| Public Employees Retirement System of Ohio | 70,050 | $4.53M | 0.02% | +4,378+6.7% | Added |
| Brandywine Global Investment Management, LLC | 70,552 | $4.56M | 0.03% | +39,715+128.8% | Added |
| Federation des caisses Desjardins du Quebec | 72,727 | $4.70M | 0.03% | +26,418+57.0% | Added |
| Fjarde AP-fonden (The Fourth Swedish National Pensionfund) | 73,647 | $4.76M | 0.05% | +73,647 | New |
| LPL Financial LLC | 75,066 | $4.86M | 0.00% | +9,189+13.9% | Added |
| Meiji Yasuda Asset Management Co Ltd. | 76,133 | $4.93M | 0.20% | +8,243+12.1% | Added |
| Ensign Peak Advisors, Inc | 81,458 | $5.27M | 0.01% | −1,615−1.9% | Reduced |
| Foyston, Gordon, & Payne Inc | 82,102 | $5.31M | 1.31% | +791+1.0% | Added |
| Schroder Investment Management Group | 82,909 | $5.36M | 0.01% | +61,074+279.7% | Added |
| State of Wisconsin Investment Board | 84,146 | $5.44M | 0.01% | +330+0.4% | Added |
| Mirae Asset Global Investments Co., Ltd. | 86,232 | $5.55M | 0.03% | +204+0.2% | Added |
| Modera Wealth Management, LLC | 87,836 | $5.68M | 0.08% | −2,915−3.2% | Reduced |
| Hahn Capital Management LLC | 88,222 | $5.71M | 2.71% | +21,994+33.2% | Added |
| Manufacturers Life Insurance Company, The | 89,229 | $5.77M | 0.01% | −2,886−3.1% | Reduced |
| Two Sigma Investments, LP | 92,768 | $6.00M | 0.01% | −139,522−60.1% | Reduced |
| Pinebridge Investments, L.P. | 100,303 | $6.49M | 0.05% | −21,335−17.5% | Reduced |
| Great West Life Assurance Co | 100,337 | $6.49M | 0.01% | −812,228−89.0% | Reduced |
| Russell Investments Group, Ltd. | 101,382 | $6.55M | 0.01% | −13,985−12.1% | Reduced |
| Abn Amro Investment Solutions | 102,830 | $6.65M | 0.12% | −6,365−5.8% | Reduced |
| Achmea Investment Management B.V. | 102,975 | $6.66M | 0.12% | +7,036+7.3% | Added |
| Jane Street Group, LLC | 104,826 | $6.78M | 0.01% | +87,295+497.9% | Added |