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 |
|---|---|---|---|---|---|
| Northwest Investment Counselors, LLC | 10,954 | $653.1K | 0.17% | +26+0.2% | Added |
| First Republic Investment Management, Inc. | 11,301 | $673.8K | 0.00% | −4,702−29.4% | Reduced |
| TD Waterhouse Canada Inc. | 11,002 | $689.9K | 0.01% | +34+0.3% | Added |
| Hennion & Walsh Asset Management, Inc. | 11,591 | $691.0K | 0.04% | +2,966+34.4% | Added |
| TrimTabs Asset Management, LLC | 11,806 | $703.9K | 0.35% | −6,502−35.5% | Reduced |
| Gulf International Bank (UK) Ltd | 11,921 | $710.0K | 0.02% | −3,559−23.0% | Reduced |
| JustInvest LLC | 12,229 | $729.1K | 0.02% | +538+4.6% | Added |
| Xponance, Inc. | 12,487 | $744.5K | 0.01% | −1,166−8.5% | Reduced |
| Versor Investments LP | 12,631 | $753.1K | 0.13% | −2,141−14.5% | Reduced |
| Nissay Asset Management Corp | 12,666 | $755.1K | 0.01% | −243−1.9% | Reduced |
| True Wealth Design, LLC | 12,908 | $769.6K | 0.28% | −124−1.0% | Reduced |
| M&T Bank Corp | 13,068 | $779.1K | 0.00% | −1,358−9.4% | Reduced |
| Federated Hermes, Inc. | 13,706 | $817.2K | 0.00% | −521−3.7% | Reduced |
| Public Sector Pension Investment Board | 14,104 | $840.9K | 0.01% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 14,412 | $859.2K | 0.00% | −2,003−12.2% | Reduced |
| Gould Capital, LLC | 14,549 | $867.4K | 0.66% | +84+0.6% | Added |
| Schonfeld Strategic Advisors LLC | 14,584 | $869.5K | 0.01% | −16,165−52.6% | Reduced |
| BI Asset Management Fondsmaeglerselskab A/S | 14,825 | $884.0K | 0.02% | +14,504+4,518.4% | Added |
| AE Wealth Management LLC | 15,039 | $896.6K | 0.01% | +652+4.5% | Added |
| Procyon Private Wealth Partners, LLC | 15,334 | $914.2K | 0.11% | +8,695+131.0% | Added |
| Mackenzie Financial Corp | 15,452 | $920.6K | 0.00% | −9,320−37.6% | Reduced |
| Engineers Gate Manager LP | 15,790 | $941.4K | 0.04% | −5,587−26.1% | Reduced |
| Boston Financial Mangement LLC | 15,900 | $948.0K | 0.03% | 00.0% | Unchanged |
| DnB Asset Management AS | 16,102 | $960.0K | 0.01% | 00.0% | Unchanged |
| Baird Financial Group, Inc. | 16,288 | $971.1K | 0.00% | +291+1.8% | Added |
| Aquatic Capital Management LLC | 16,300 | $972.0K | 0.05% | +16,300 | New |
| FDx Advisors, Inc. | 16,606 | $990.0K | 0.05% | +5,992+56.5% | Added |
| Graham Capital Management, L.P. | 16,630 | $991.5K | 0.03% | +16,630 | New |
| Dynamic Technology Lab Private Ltd | 16,730 | $997.0K | 0.13% | +16,730 | New |
| Bank of Nova Scotia | 16,979 | $1.01M | 0.00% | +11,928+236.2% | Added |
| 1832 Asset Management L.P. | 17,279 | $1.03M | 0.00% | −805−4.5% | Reduced |
| Cresset Asset Management, LLC | 17,288 | $1.03M | 0.01% | +312+1.8% | Added |
| Oppenheimer Asset Management Inc. | 17,328 | $1.03M | 0.02% | −275−1.6% | Reduced |
| Valley National Advisers Inc | 17,536 | $1.05M | 0.18% | −492−2.7% | Reduced |
| Utah Retirement Systems | 17,574 | $1.05M | 0.01% | −1,000−5.4% | Reduced |
| Duality Advisers, LP | 17,681 | $1.05M | 0.13% | −12,034−40.5% | Reduced |
| Pacer Advisors, Inc. | 17,800 | $1.06M | 0.00% | +17,800 | New |
| Ashton Thomas Private Wealth, LLC | 17,817 | $1.06M | 0.08% | +34+0.2% | Added |
| Teachers Retirement System of the State of Kentucky | 18,349 | $1.09M | 0.01% | +1,697+10.2% | Added |
| Tiedemann Advisors, LLC | 18,521 | $1.10M | 0.05% | 00.0% | Unchanged |
| Lafayette Investments, Inc. | 18,547 | $1.11M | 0.29% | −1,751−8.6% | Reduced |
| Donald L. Hagan, LLC | 18,721 | $1.12M | 0.63% | −875−4.5% | Reduced |
| Panagora Asset Management Inc | 18,748 | $1.12M | 0.01% | 00.0% | Unchanged |
| Moors & Cabot, Inc. | 19,471 | $1.16M | 0.08% | 00.0% | Unchanged |
| Nilsine Partners, LLC | 19,777 | $1.18M | 0.17% | +50+0.3% | Added |
| Neuberger Berman Group LLC | 19,894 | $1.19M | 0.00% | −3,890−16.4% | Reduced |
| APG Asset Management N.V. | 21,816 | $1.19M | 0.00% | −36,400−62.5% | Reduced |
| Standard Life Aberdeen plc | 20,091 | $1.20M | 0.00% | −326−1.6% | Reduced |
| Squarepoint Ops LLC | 20,297 | $1.21M | 0.01% | +20,297 | New |
| IFM Investors Pty Ltd | 20,361 | $1.21M | 0.02% | 00.0% | Unchanged |
| Pensionfund Sabic | 20,500 | $1.22M | 0.41% | 00.0% | Unchanged |
| New Mexico Educational Retirement Board | 20,800 | $1.24M | 0.05% | +2,200+11.8% | Added |
| Tredje AP-fonden | 20,875 | $1.24M | 0.02% | −3,427−14.1% | Reduced |
| Captrust Financial Advisors | 20,954 | $1.25M | 0.00% | +237+1.1% | Added |
| Davenport & Co LLC | 21,045 | $1.25M | 0.01% | 00.0% | Unchanged |
| Gotham Asset Management, LLC | 21,079 | $1.26M | 0.03% | −941−4.3% | Reduced |
| Point72 Middle East FZE | 21,319 | $1.27M | 0.07% | +21,319 | New |
| Dark Forest Capital Management LP | 21,581 | $1.29M | 0.13% | +21,581 | New |
| Schechter Investment Advisors, LLC | 21,783 | $1.30M | 0.12% | +323+1.5% | Added |
| Y-Intercept (Hong Kong) Ltd | 21,819 | $1.30M | 0.14% | +5,653+35.0% | Added |
| Prudential Financial Inc | 21,961 | $1.31M | 0.00% | +11,611+112.2% | Added |
| Handelsbanken Fonder AB | 22,000 | $1.31M | 0.01% | +4,000+22.2% | Added |
| Putnam Investments LLC | 22,460 | $1.34M | 0.00% | −1,712−7.1% | Reduced |
| Northwestern Mutual Investment Management Company, LLC | 22,515 | $1.34M | 0.04% | −106−0.5% | Reduced |
| Oliver Luxxe Assets LLC | 22,570 | $1.35M | 0.34% | 00.0% | Unchanged |
| Toroso Investments, LLC | 22,623 | $1.35M | 0.04% | +84+0.4% | Added |
| Aurora Investment Counsel | 23,537 | $1.40M | 0.90% | −50.0% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 23,701 | $1.41M | 0.01% | +2,367+11.1% | Added |
| Guggenheim Capital LLC | 24,050 | $1.43M | 0.01% | +15,903+195.2% | Added |
| SG Americas Securities, LLC | 24,481 | $1.46M | 0.01% | −21,523−46.8% | Reduced |
| Canada Pension Plan Investment Board | 24,600 | $1.47M | 0.00% | +24,600 | New |
| Jump Financial, LLC | 24,830 | $1.48M | 0.05% | +24,830 | New |
| Ameritas Investment Partners, Inc. | 25,300 | $1.51M | 0.06% | −658−2.5% | Reduced |
| Ontario Teachers Pension Plan Board | 25,523 | $1.52M | 0.02% | +1,456+6.0% | Added |
| Desjardins Global Asset Management Inc. | 25,759 | $1.54M | 0.18% | −1,318−4.9% | Reduced |
| Raymond James Financial Services Advisors, Inc. | 26,034 | $1.55M | 0.00% | −566−2.1% | Reduced |
| Illinois Municipal Retirement Fund | 26,089 | $1.55M | 0.03% | 00.0% | Unchanged |
| Thrivent Financial for Lutherans | 26,150 | $1.56M | 0.00% | −759−2.8% | Reduced |
| Baker Tilly Wealth Management, LLC | 26,151 | $1.56M | 0.16% | +859+3.4% | Added |
| Smithbridge Asset Management Inc | 26,201 | $1.56M | 0.37% | 00.0% | Unchanged |
| Marshall Wace, LLP | 27,100 | $1.62M | 0.00% | +27,100 | New |
| Chevy Chase Trust Holdings, Inc. | 27,421 | $1.63M | 0.01% | −512−1.8% | Reduced |
| Bright Rock Capital Management, LLC | 27,600 | $1.65M | 0.38% | 00.0% | Unchanged |
| State of Michigan Retirement System | 27,624 | $1.65M | 0.01% | −5,300−16.1% | Reduced |
| Redwood Investment Management, LLC | 27,709 | $1.65M | 0.17% | +27,709 | New |
| IFG Advisory, LLC | 27,838 | $1.66M | 0.15% | +27,838 | New |
| CWM Advisors, LLC | 27,982 | $1.67M | 0.20% | +2,800+11.1% | Added |
| Aviva PLC | 28,103 | $1.68M | 0.01% | −30,230−51.8% | Reduced |
| Nomura Asset Management Co Ltd | 28,451 | $1.70M | 0.01% | −69−0.2% | Reduced |
| Royal London Asset Management Ltd | 28,633 | $1.71M | 0.01% | 00.0% | Unchanged |
| Louisiana State Employees Retirement System | 29,600 | $1.76M | 0.04% | +2,600+9.6% | Added |
| Susquehanna Fundamental Investments, LLC | 31,000 | $1.85M | 0.07% | 00.0% | Unchanged |
| Arizona State Retirement System | 31,146 | $1.86M | 0.02% | −2,172−6.5% | Reduced |
| Bridgewater Associates, LP | 31,429 | $1.87M | 0.01% | −26,410−45.7% | Reduced |
| Glenmede Trust Co NA | 33,706 | $1.94M | 0.01% | 00.0% | Unchanged |
| TownSquare Capital, LLC | 32,652 | $1.95M | 0.04% | +14,716+82.0% | Added |
| Lido Advisors, LLC | 32,991 | $1.97M | 0.02% | +32,991 | New |
| AIA Group Ltd | 33,265 | $1.98M | 0.10% | +33,265 | New |
| Atria Investments LLC | 34,045 | $2.03M | 0.04% | −2,202−6.1% | Reduced |
| NJ State Employees Deferred Compensation Plan | 35,400 | $2.11M | 0.30% | 00.0% | Unchanged |