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 2023
Institutional positions in SEI Investments Co as of Jun 30, 2023. 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
- 458
- +15 vs. Q1 2023
- Shares held
- 93.2M
- +388.7K (+0.4%) vs. Q1 2023
- Total value
- $5.53B
- +$182.4M (+3.4%) vs. Q1 2023
- New holders
- 57
- 141 more added
- Sold out
- 42
- 162 more reduced
1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2023: 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 2023
Shares, value and share of portfolio for each institution holding SEI Investments Co; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Van Eck Associates Corp | 35,481 | $2.12M | 0.00% | +8,292+30.5% | Added |
| Voloridge Investment Management, LLC | 36,680 | $2.19M | 0.01% | −11,549−23.9% | Reduced |
| South Dakota Investment Council | 37,229 | $2.22M | 0.05% | 00.0% | Unchanged |
| Davis R M Inc | 37,298 | $2.22M | 0.05% | −20,493−35.5% | Reduced |
| Susquehanna International Group, LLP | 37,411 | $2.23M | 0.00% | +30,937+477.9% | Added |
| Wealth Alliance Advisory Group, LLC | 37,504 | $2.24M | 0.79% | 00.0% | Unchanged |
| Korea Investment CORP | 37,521 | $2.24M | 0.01% | +127+0.3% | Added |
| Macquarie Group Ltd | 37,762 | $2.25M | 0.00% | +16,998+81.9% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 38,301 | $2.28M | 0.01% | +16,002+71.8% | Added |
| Achmea Investment Management B.V. | 38,345 | $2.29M | 0.05% | +10,906+39.7% | Added |
| Oregon Public Employees Retirement Fund | 38,694 | $2.31M | 0.03% | −1,500−3.7% | Reduced |
| Johnson Investment Counsel Inc | 40,100 | $2.39M | 0.03% | −341−0.8% | Reduced |
| Stephens Inc | 41,665 | $2.48M | 0.04% | +286+0.7% | Added |
| Gries Financial LLC | 41,718 | $2.49M | 0.69% | +210+0.5% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 42,182 | $2.51M | 0.01% | 00.0% | Unchanged |
| Henshaw Capital LLC | 42,442 | $2.53M | 0.15% | +308+0.7% | Added |
| Asset Management One Co.,Ltd. | 43,085 | $2.57M | 0.01% | −4,117−8.7% | Reduced |
| Wells Fargo & Company | 43,460 | $2.59M | 0.00% | −658−1.5% | Reduced |
| Nisa Investment Advisors, LLC | 43,837 | $2.61M | 0.02% | −15,952−26.7% | Reduced |
| HRT Financial LP | 43,855 | $2.61M | 0.02% | +43,855 | New |
| Twin Tree Management, LP | 43,885 | $2.62M | 0.05% | +28,863+192.1% | Added |
| Vident Investment Advisory, LLC | 45,424 | $2.71M | 0.09% | −1,246−2.7% | Reduced |
| Cubist Systematic Strategies, LLC | 45,469 | $2.71M | 0.03% | +29,980+193.6% | Added |
| Treasurer of the State of North Carolina | 45,893 | $2.74M | 0.01% | −15,675−25.5% | Reduced |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 47,147 | $2.81M | 0.03% | −10,600−18.4% | Reduced |
| LPL Financial LLC | 47,454 | $2.83M | 0.00% | +3,890+8.9% | Added |
| AXA S.A. | 47,891 | $2.86M | 0.01% | +33+0.1% | Added |
| Sepio Capital, LP | 47,937 | $2.86M | 0.23% | −1,731−3.5% | Reduced |
| West Coast Financial LLC | 48,140 | $2.87M | 0.41% | −447−0.9% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 48,973 | $2.92M | 0.02% | +3,048+6.6% | Added |
| Swiss Life Asset Management Ltd | 49,131 | $2.93M | 0.04% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 50,182 | $2.99M | 0.01% | +3,558+7.6% | Added |
| Price T Rowe Associates Inc | 50,998 | $3.04M | 0.00% | +220+0.4% | Added |
| Yousif Capital Management, LLC | 51,196 | $3.05M | 0.04% | −2,294−4.3% | Reduced |
| Vontobel Holding Ltd. | 51,263 | $3.06M | 0.03% | +4,630+9.9% | Added |
| ExodusPoint Capital Management, LP | 52,237 | $3.11M | 0.04% | +47,934+1,114.0% | Added |
| Virginia Retirement Systems Et Al | 52,507 | $3.13M | 0.03% | −14,900−22.1% | Reduced |
| State of Tennessee, Treasury Department | 53,175 | $3.17M | 0.01% | +53,175 | New |
| Ingalls & Snyder LLC | 53,250 | $3.17M | 0.15% | −650−1.2% | Reduced |
| Toronto Dominion Bank | 53,668 | $3.20M | 0.00% | −5,254−8.9% | Reduced |
| State of New Jersey Common Pension Fund D | 54,850 | $3.27M | 0.01% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 55,761 | $3.32M | 0.00% | −2,921−5.0% | Reduced |
| Taylor Hoffman Wealth Management | 56,333 | $3.36M | 1.68% | +3,148+5.9% | Added |
| BNP Paribas Arbitrage, SA | 57,503 | $3.43M | 0.01% | −16,124−21.9% | Reduced |
| HBK Sorce Advisory LLC | 57,843 | $3.45M | 0.15% | −50.0% | Reduced |
| Robeco Institutional Asset Management B.V. | 57,988 | $3.46M | 0.01% | −2,931−4.8% | Reduced |
| Weiss Multi-Strategy Advisers LLC | 58,411 | $3.48M | 0.07% | +58,411 | New |
| Allianz Asset Management GmbH | 58,837 | $3.51M | 0.01% | +5,180+9.7% | Added |
| Union Heritage Capital, LLC | 59,050 | $3.52M | 1.91% | 00.0% | Unchanged |
| MetLife Investment Management | 60,723 | $3.62M | 0.03% | −1,818−2.9% | Reduced |
| American Century Companies Inc | 61,206 | $3.65M | 0.00% | −507,681−89.2% | Reduced |
| Public Employees Retirement System of Ohio | 62,267 | $3.71M | 0.01% | −2,966−4.5% | Reduced |
| RK Asset Management, LLC | 64,744 | $3.86M | 3.57% | +50+0.1% | Added |
| Banco Santander, S.A. | 65,680 | $3.92M | 0.05% | −16,160−19.7% | Reduced |
| Jane Street Group, LLC | 66,367 | $3.96M | 0.01% | +48,697+275.6% | Added |
| Amalgamated Bank | 67,838 | $4.04M | 0.03% | −5,373−7.3% | Reduced |
| Court Place Advisors, LLC | 70,008 | $4.17M | 1.46% | −1,901−2.6% | Reduced |
| Storebrand Asset Management AS | 73,362 | $4.37M | 0.02% | +2,680+3.8% | Added |
| Mutual of America Capital Management LLC | 73,759 | $4.40M | 0.05% | −8,300−10.1% | Reduced |
| Voya Investment Management LLC | 74,496 | $4.44M | 0.00% | +14,251+23.7% | Added |
| Meiji Yasuda Asset Management Co Ltd. | 75,465 | $4.50M | 0.22% | −1,232−1.6% | Reduced |
| Manufacturers Life Insurance Company, The | 76,963 | $4.59M | 0.00% | −3,559−4.4% | Reduced |
| CWM, LLC | 77,510 | $4.62M | 0.03% | −447−0.6% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 77,975 | $4.65M | 0.01% | +4,140+5.6% | Added |
| Foyston, Gordon, & Payne Inc | 78,525 | $4.68M | 1.23% | +1,614+2.1% | Added |
| Pictet Asset Management SA | 79,074 | $4.71M | 0.01% | −55,087−41.1% | Reduced |
| Alberta Investment Management Corp | 79,692 | $4.75M | 0.05% | +28,801+56.6% | Added |
| Southernsun Asset Management, LLC | 80,173 | $4.78M | 0.50% | −6,810−7.8% | Reduced |
| Ensign Peak Advisors, Inc | 85,619 | $5.10M | 0.01% | +18,730+28.0% | Added |
| Trexquant Investment LP | 87,208 | $5.20M | 0.14% | +63,393+266.2% | Added |
| Mirae Asset Global Investments Co., Ltd. | 88,309 | $5.26M | 0.01% | +45,498+106.3% | Added |
| Texas Permanent School Fund | 89,205 | $5.32M | 0.05% | −817−0.9% | Reduced |
| Thrive Wealth Management, LLC | 98,721 | $5.89M | 1.52% | −2,538−2.5% | Reduced |
| Alps Advisors Inc | 103,062 | $6.14M | 0.05% | +32,066+45.2% | Added |
| Algert Global LLC | 104,973 | $6.26M | 0.27% | +96,133+1,087.5% | Added |
| Abn Amro Investment Solutions | 105,485 | $6.29M | 0.13% | −38,875−26.9% | Reduced |
| Caisse de Depot Et Placement du Quebec | 106,660 | $6.36M | 0.02% | −97,771−47.8% | Reduced |
| Bank of Montreal | 106,723 | $6.38M | 0.00% | −18,544−14.8% | Reduced |
| Andra AP-fonden | 114,100 | $6.80M | 0.17% | +24,400+27.2% | Added |
| Modera Wealth Management, LLC | 114,829 | $6.85M | 0.12% | +114,829 | New |
| Franklin Resources Inc | 117,344 | $7.00M | 0.00% | +1,492+1.3% | Added |
| Acadian Asset Management LLC | 119,699 | $7.13M | 0.03% | +63,606+113.4% | Added |
| State of Wisconsin Investment Board | 124,630 | $7.43M | 0.02% | +3,479+2.9% | Added |
| Advisor Group Holdings, Inc. | 128,832 | $7.68M | 0.01% | +112,943+710.8% | Added |
| New York State Teachers Retirement System | 129,687 | $7.73M | 0.02% | −5,200−3.9% | Reduced |
| Hahn Capital Management LLC | 130,814 | $7.80M | 2.55% | −3,053−2.3% | Reduced |
| Barclays PLC | 140,304 | $8.36M | 0.01% | +4,781+3.5% | Added |
| State Board of Administration of Florida Retirement System | 141,585 | $8.44M | 0.02% | −9,642−6.4% | Reduced |
| Pinebridge Investments, L.P. | 141,829 | $8.46M | 0.09% | +106,537+301.9% | Added |
| Alliancebernstein L.P. | 151,937 | $9.06M | 0.00% | −1,869−1.2% | Reduced |
| American International Group, Inc. | 152,816 | $9.11M | 0.06% | −4,520−2.9% | Reduced |
| Jupiter Asset Management Ltd | 154,631 | $9.22M | 0.10% | −38,459−19.9% | Reduced |
| Truist Financial Corp | 161,547 | $9.63M | 0.02% | −8,395−4.9% | Reduced |
| Credit Suisse AG | 166,837 | $9.95M | 0.01% | +20,904+14.3% | Added |
| Teacher Retirement System of Texas | 169,015 | $10.1M | 0.07% | −89,619−34.7% | Reduced |
| California State Teachers Retirement System | 172,079 | $10.3M | 0.01% | −5,155−2.9% | Reduced |
| Markel Group Inc.SuperinvestorMarkel Group | 173,200 | $10.3M | 0.12% | −416,000−70.6% | Reduced |
| California Public Employees Retirement System | 178,995 | $10.7M | 0.01% | −19,403−9.8% | Reduced |
| TD Asset Management Inc | 186,593 | $11.1M | 0.01% | −19,728−9.6% | Reduced |
| Man Group plc | 190,150 | $11.3M | 0.04% | – | – |