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, Q4 2023
Institutional positions in SEI Investments Co as of Dec 31, 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
- 491
- +37 vs. Q3 2023
- Shares held
- 92.8M
- −426.6K (−0.5%) vs. Q3 2023
- Total value
- $5.90B
- +$270.9M (+4.8%) vs. Q3 2023
- New holders
- 69
- 142 more added
- Sold out
- 32
- 182 more reduced
8 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2023
Shares, value and share of portfolio for each institution holding SEI Investments Co; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Maryland State Retirement & Pension System | 8,132 | $516.8K | 0.01% | 00.0% | Unchanged |
| Securian Asset Management, Inc | 8,420 | $535.1K | 0.02% | −100−1.2% | Reduced |
| Janus Henderson Group PLC | 8,607 | $547.1K | 0.00% | −87−1.0% | Reduced |
| Merit Financial Group, LLC | 8,615 | $547.5K | 0.02% | +3,877+81.8% | Added |
| Fisher Asset Management, LLC | 8,648 | $549.6K | 0.00% | +500+6.1% | Added |
| Raymond James Trust N.A. | 8,923 | $567.1K | 0.02% | +97+1.1% | Added |
| Hillsdale Investment Management Inc. | 9,000 | $572.0K | 0.05% | −500−5.3% | Reduced |
| Wellington Shields & Co., LLC | 9,000 | $572.0K | 0.21% | 00.0% | Unchanged |
| Crossmark Global Holdings, Inc. | 9,011 | $572.0K | 0.01% | −714−7.3% | Reduced |
| NBC Securities, Inc. | 9,249 | $587.0K | 0.06% | −6−0.1% | Reduced |
| Versor Investments LP | 9,282 | $589.9K | 0.12% | +1,500+19.3% | Added |
| Gulf International Bank (UK) Ltd | 9,309 | $591.0K | 0.02% | −1,512−14.0% | Reduced |
| Lecap Asset Management Ltd | 9,398 | $597.2K | 0.22% | +9,398 | New |
| Northwest Investment Counselors, LLC | 9,416 | $598.4K | 0.16% | −1,210−11.4% | Reduced |
| Nordea Investment Management AB | 9,445 | $601.2K | 0.00% | +841+9.8% | Added |
| Patten & Patten Inc | 9,500 | $603.7K | 0.05% | 00.0% | Unchanged |
| Logan Capital Management Inc | 9,700 | $616.4K | 0.03% | 00.0% | Unchanged |
| Mackenzie Financial Corp | 9,722 | $617.8K | 0.00% | −833−7.9% | Reduced |
| Prudential Financial Inc | 9,927 | $630.9K | 0.00% | −48,072−82.9% | Reduced |
| Patton Albertson Miller Group, LLC | 9,950 | $632.3K | 0.11% | 00.0% | Unchanged |
| RBF Capital, LLC | 10,000 | $635.5K | 0.04% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 10,217 | $643.0K | 0.00% | +915+9.8% | Added |
| Commerce Bank | 10,598 | $673.5K | 0.00% | −83−0.8% | Reduced |
| Weiss Asset Management LP | 10,607 | $674.1K | 0.05% | +10,607 | New |
| BancorpSouth Bank | 10,623 | $675.1K | 0.05% | 00.0% | Unchanged |
| Cerity Partners LLC | 10,739 | $682.5K | 0.00% | +420+4.1% | Added |
| Twinbeech Capital LP | 11,023 | $700.5K | 0.01% | +11,023 | New |
| M&T Bank Corp | 11,054 | $702.7K | 0.00% | −1,865−14.4% | Reduced |
| Parallel Advisors, LLC | 11,116 | $706.4K | 0.02% | +93+0.8% | Added |
| Federated Hermes, Inc. | 11,262 | $715.7K | 0.00% | −1,448−11.4% | Reduced |
| SG Americas Securities, LLC | 11,291 | $718.0K | 0.01% | +306+2.8% | Added |
| Natixis | 11,592 | $736.7K | 0.01% | −6,823−37.1% | Reduced |
| Tower Research Capital LLC (TRC) | 11,631 | $739.1K | 0.01% | +7,487+180.7% | Added |
| Hennion & Walsh Asset Management, Inc. | 11,720 | $744.8K | 0.04% | −146−1.2% | Reduced |
| Nilsine Partners, LLC | 11,753 | $746.9K | 0.11% | −6,011−33.8% | Reduced |
| Brevan Howard Capital Management LP | 12,295 | $781.3K | 0.08% | +12,295 | New |
| Xponance, Inc. | 12,499 | $794.3K | 0.01% | −98−0.8% | Reduced |
| True Wealth Design, LLC | 12,626 | $802.4K | 0.23% | −12−0.1% | Reduced |
| CI Private Wealth, LLC | 12,768 | $811.4K | 0.00% | +4,131+47.8% | Added |
| AE Wealth Management LLC | 12,789 | $817.2K | 0.00% | −4,598−26.4% | Reduced |
| TD Waterhouse Canada Inc. | 12,313 | $821.4K | 0.01% | +861+7.5% | Added |
| British Columbia Investment Management Corp | 12,950 | $823.0K | 0.01% | +2,680+26.1% | Added |
| Nissay Asset Management Corp | 13,250 | $842.0K | 0.01% | +373+2.9% | Added |
| Quantbot Technologies LP | 13,558 | $861.6K | 0.05% | +13,558 | New |
| Point72 Europe (London) LLP | 13,574 | $862.6K | 0.11% | +13,574 | New |
| Aviva PLC | 14,063 | $893.7K | 0.00% | +377+2.8% | Added |
| Inceptionr LLC | 14,071 | $894.2K | 0.64% | +14,071 | New |
| Valley National Advisers Inc | 14,512 | $922.0K | 0.15% | −742−4.9% | Reduced |
| Gotham Asset Management, LLC | 14,577 | $926.4K | 0.02% | −3,032−17.2% | Reduced |
| Gould Capital, LLC | 14,668 | $932.2K | 0.68% | −76−0.5% | Reduced |
| Susquehanna International Group, LLP | 14,755 | $937.7K | 0.00% | +9,319+171.4% | Added |
| Public Sector Pension Investment Board | 15,022 | $954.6K | 0.01% | +918+6.5% | Added |
| Worldquant Millennium Advisors LLC | 15,430 | $980.6K | 0.01% | +10,265+198.7% | Added |
| TownSquare Capital, LLC | 15,638 | $993.8K | 0.02% | −19,114−55.0% | Reduced |
| Boston Financial Mangement LLC | 15,900 | $1.01M | 0.03% | 00.0% | Unchanged |
| 1832 Asset Management L.P. | 16,059 | $1.02M | 0.00% | −697−4.2% | Reduced |
| Federation des caisses Desjardins du Quebec | 16,123 | $1.02M | 0.01% | +14,153+718.4% | Added |
| JustInvest LLC | 16,150 | $1.03M | 0.03% | +532+3.4% | Added |
| Oppenheimer Asset Management Inc. | 16,200 | $1.03M | 0.01% | −569−3.4% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 16,463 | $1.05M | 0.00% | −355−2.1% | Reduced |
| Jump Financial, LLC | 16,601 | $1.05M | 0.03% | +16,601 | New |
| Centiva Capital, LP | 16,827 | $1.07M | 0.07% | +16,827 | New |
| Ashton Thomas Private Wealth, LLC | 16,921 | $1.08M | 0.07% | −960−5.4% | Reduced |
| Tredje AP-fonden | 17,128 | $1.09M | 0.01% | −1,579−8.4% | Reduced |
| Cresset Asset Management, LLC | 17,368 | $1.11M | 0.01% | −1,231−6.6% | Reduced |
| Baird Financial Group, Inc. | 17,482 | $1.11M | 0.00% | −1,467−7.7% | Reduced |
| Voya Investment Management LLC | 17,523 | $1.11M | 0.00% | −87,984−83.4% | Reduced |
| Utah Retirement Systems | 17,574 | $1.12M | 0.01% | 00.0% | Unchanged |
| DnB Asset Management AS | 17,676 | $1.12M | 0.01% | −2,230−11.2% | Reduced |
| Donald L. Hagan, LLC | 17,794 | $1.13M | 0.63% | −384−2.1% | Reduced |
| Lafayette Investments, Inc. | 17,887 | $1.14M | 0.28% | −560−3.0% | Reduced |
| Lido Advisors, LLC | 17,775 | $1.14M | 0.01% | −17,846−50.1% | Reduced |
| Stifel Financial Corp | 17,984 | $1.14M | 0.00% | +10,660+145.5% | Added |
| Intech Investment Management LLC | 18,135 | $1.15M | 0.02% | +5,826+47.3% | Added |
| AlTi Global, Inc. | 18,521 | $1.19M | 0.04% | +18,521 | New |
| Pathstone Holdings, LLC | 18,719 | $1.19M | 0.01% | +18,719 | New |
| Panagora Asset Management Inc | 18,748 | $1.19M | 0.01% | 00.0% | Unchanged |
| Duality Advisers, LP | 19,530 | $1.24M | 0.13% | +19,530 | New |
| Pacer Advisors, Inc. | 19,864 | $1.26M | 0.00% | +7,866+65.6% | Added |
| Moors & Cabot, Inc. | 19,871 | $1.26M | 0.08% | 00.0% | Unchanged |
| IFM Investors Pty Ltd | 20,362 | $1.29M | 0.02% | −1,991−8.9% | Reduced |
| Pensionfund Sabic | 20,500 | $1.30M | 0.41% | 00.0% | Unchanged |
| Captrust Financial Advisors | 20,630 | $1.31M | 0.00% | +290+1.4% | Added |
| New Mexico Educational Retirement Board | 20,800 | $1.32M | 0.05% | 00.0% | Unchanged |
| Davenport & Co LLC | 21,040 | $1.34M | 0.01% | 00.0% | Unchanged |
| AIA Group Ltd | 21,111 | $1.34M | 0.06% | +6,536+44.8% | Added |
| Aurora Investment Counsel | 24,028 | $1.39M | 0.90% | +897+3.9% | Added |
| Schechter Investment Advisors, LLC | 22,023 | $1.40M | 0.12% | −738−3.2% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 22,067 | $1.40M | 0.01% | +1,697+8.3% | Added |
| Ameritas Investment Partners, Inc. | 22,081 | $1.40M | 0.05% | −479−2.1% | Reduced |
| Neuberger Berman Group LLC | 22,150 | $1.41M | 0.00% | +961+4.5% | Added |
| Northwestern Mutual Investment Management Company, LLC | 22,249 | $1.41M | 0.04% | −60−0.3% | Reduced |
| Ontario Teachers Pension Plan Board | 22,430 | $1.43M | 0.01% | −3,093−12.1% | Reduced |
| Oliver Luxxe Assets LLC | 22,570 | $1.43M | 0.34% | 00.0% | Unchanged |
| Dynamic Technology Lab Private Ltd | 22,759 | $1.45M | 0.15% | +22,759 | New |
| South Dakota Investment Council | 23,229 | $1.48M | 0.03% | 00.0% | Unchanged |
| Toroso Investments, LLC | 23,283 | $1.48M | 0.04% | −595−2.5% | Reduced |
| Linden Thomas Advisory Services, LLC | 24,200 | $1.54M | 0.29% | +760+3.2% | Added |
| TrimTabs Asset Management, LLC | 24,624 | $1.56M | 0.45% | +13,131+114.3% | Added |
| Handelsbanken Fonder AB | 24,800 | $1.58M | 0.01% | −1,100−4.2% | Reduced |