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 11 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 2025
Institutional positions in SEI Investments Co as of Dec 31, 2025. 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
- 562
- +24 vs. Q3 2025
- Shares held
- 89.1M
- +699.0K (+0.8%) vs. Q3 2025
- Total value
- $7.31B
- −$184.7M (−2.5%) vs. Q3 2025
- New holders
- 81
- 199 more added
- Sold out
- 57
- 192 more reduced
12 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: 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 2025
Shares, value and share of portfolio for each institution holding SEI Investments Co; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Prudential Financial Inc | 7,493 | $623.1K | 0.00% | −42,243−84.9% | Reduced |
| EntryPoint Capital, LLC | 7,514 | $616.3K | 0.24% | +479+6.8% | Added |
| State of Wyoming | 7,504 | $615.5K | 0.07% | −61−0.8% | Reduced |
| Federated Hermes, Inc. | 7,483 | $613.8K | 0.00% | −2,548−25.4% | Reduced |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 7,428 | $609.2K | 0.02% | 00.0% | Unchanged |
| GAMMA Investing LLC | 7,260 | $595.5K | 0.03% | +164+2.3% | Added |
| Nilsine Partners, LLC | 7,252 | $594.8K | 0.05% | −5−0.1% | Reduced |
| Commonwealth Equity Services, LLC | 7,072 | $580.0K | 0.00% | +415+6.2% | Added |
| Ghe, LLC | 7,054 | $578.6K | 0.19% | +7,054 | New |
| Ameritas Advisory Services, LLC | 6,970 | $571.7K | 0.02% | +6,970 | New |
| Securian Asset Management, Inc | 6,781 | $556.2K | 0.02% | −255−3.6% | Reduced |
| Inspire Advisors, LLC | 6,681 | $548.0K | 0.05% | +6,681 | New |
| Snowden Capital Advisors LLC | 6,637 | $547.8K | 0.01% | +215+3.3% | Added |
| Fayez Sarofim & Co | 6,675 | $547.5K | 0.00% | 00.0% | Unchanged |
| Kahn Brothers Group Inc | 6,596 | $541.0K | 0.10% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 6,562 | $538.2K | 0.01% | +284+4.5% | Added |
| Haverford Trust Co | 6,550 | $537.2K | 0.00% | 00.0% | Unchanged |
| Wellington Shields & Co., LLC | 6,500 | $533.1K | 0.13% | −500−7.1% | Reduced |
| Precision Wealth Strategies, LLC | 6,390 | $524.1K | 0.17% | +598+10.3% | Added |
| Lansing Street Advisors | 6,316 | $521.3K | 0.13% | 00.0% | Unchanged |
| South Dakota Investment Council | 6,328 | $519.0K | 0.01% | −900−12.5% | Reduced |
| Procyon Private Wealth Partners, LLC | 6,310 | $517.5K | 0.03% | +29+0.5% | Added |
| Beaumont Financial Advisors, LLC | 6,292 | $516.1K | 0.03% | 00.0% | Unchanged |
| Impact Partnership Wealth, LLC | 6,201 | $508.6K | 0.07% | +1,136+22.4% | Added |
| Panagora Asset Management Inc | 6,179 | $506.8K | 0.00% | +85+1.4% | Added |
| Baker Tilly Wealth Management, LLC | 6,045 | $495.8K | 0.12% | −10.0% | Reduced |
| Caitlin John, LLC | 5,942 | $487.4K | 0.32% | +5,832+5,301.8% | Added |
| AdvisorShares Investments LLC | 5,871 | $481.5K | 0.08% | +393+7.2% | Added |
| Aster Capital Management (DIFC) Ltd | 5,830 | $478.2K | 0.21% | −843−12.6% | Reduced |
| DekaBank Deutsche Girozentrale | 6,423 | $473.0K | 0.00% | 00.0% | Unchanged |
| Ci Investments Inc. | 5,616 | $460.6K | 0.00% | +1,664+42.1% | Added |
| Ashton Thomas Securities, LLC | 5,548 | $456.0K | 0.09% | −137−2.4% | Reduced |
| Optimize Financial Inc | 5,245 | $430.2K | 0.22% | +72+1.4% | Added |
| Icon Wealth Advisors, LLC | 5,133 | $421.1K | 0.03% | +358+7.5% | Added |
| Maryland State Retirement & Pension System | 5,131 | $420.8K | 0.01% | 00.0% | Unchanged |
| Farringdon Capital, Ltd. | 5,073 | $416.1K | 0.10% | −5,760−53.2% | Reduced |
| Pavaki Capital Management LLC | 5,000 | $410.1K | 0.29% | +5,000 | New |
| Advisor OS, LLC | 4,923 | $403.8K | 0.03% | −433−8.1% | Reduced |
| Tower Research Capital LLC (TRC) | 4,827 | $395.9K | 0.01% | +1,838+61.5% | Added |
| Vestmark Advisory Solutions, Inc. | 4,804 | $394.0K | 0.01% | +4,804 | New |
| MJP Associates Inc | 4,774 | $391.6K | 0.05% | −453−8.7% | Reduced |
| Alliance Wealth Advisors, LLC | 4,708 | $386.1K | 0.08% | −1,300−21.6% | Reduced |
| Omers Administration Corp | 4,666 | $382.7K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 4,666 | $382.7K | 0.01% | +73+1.6% | Added |
| GWM Advisors LLC | 4,548 | $373.0K | 0.00% | +4,419+3,425.6% | Added |
| SHP Wealth Management | 4,537 | $372.1K | 0.03% | +4,537 | New |
| Legacy Financial Advisors, Inc. | 4,434 | $363.7K | 0.05% | −112−2.5% | Reduced |
| M&T Bank Corp | 4,423 | $362.8K | 0.00% | +4,423 | New |
| Kestra Advisory Services, LLC | 4,373 | $358.7K | 0.00% | +241+5.8% | Added |
| AE Wealth Management LLC | 4,250 | $348.6K | 0.00% | +114+2.8% | Added |
| Private Advisor Group, LLC | 4,244 | $348.1K | 0.00% | +359+9.2% | Added |
| Camden Capital, LLC | 4,240 | $347.8K | 0.02% | −1,170−21.6% | Reduced |
| Fifth Third Wealth Advisors LLC | 4,164 | $341.5K | 0.01% | +3+0.1% | Added |
| HighPoint Advisor Group LLC | 4,123 | $338.2K | 0.01% | +1,700+70.2% | Added |
| Cullen/Frost Bankers, Inc. | 4,118 | $337.8K | 0.00% | +116+2.9% | Added |
| WBH Advisory Inc | 4,000 | $328.1K | 0.02% | 00.0% | Unchanged |
| Carbahal Olsen Financial Services Group, LLC | 4,000 | $328.1K | 0.25% | 00.0% | Unchanged |
| Citadel Investment Advisory, Inc. | 3,940 | $323.0K | 0.14% | 00.0% | Unchanged |
| Dakota Wealth Management | 3,858 | $316.4K | 0.01% | +3,858 | New |
| HRT Financial LP | 3,851 | $315.0K | 0.00% | +3,851 | New |
| CIBC Asset Management Inc | 3,810 | $312.5K | 0.00% | −333−8.0% | Reduced |
| Brevan Howard Capital Management LP | 3,776 | $309.7K | 0.01% | +117+3.2% | Added |
| Signaturefd, LLC | 3,733 | $306.2K | 0.00% | +972+35.2% | Added |
| Ethic Inc. | 3,708 | $304.1K | 0.00% | −539−12.7% | Reduced |
| North Dakota State Investment Board | 3,698 | $303.3K | 0.01% | +3,698 | New |
| Steward Partners Investment Advisory, LLC | 3,640 | $298.6K | 0.00% | +813+28.8% | Added |
| Cullen Investment Group, Ltd. | 3,356 | $291.2K | 0.04% | −528−13.6% | Reduced |
| Bridgewater Advisors Inc. | 3,611 | $288.8K | 0.02% | +3,611 | New |
| Financiere des Professionnels - Fonds d,investissement inc. | 3,458 | $283.6K | 0.02% | 00.0% | Unchanged |
| Cadent Capital Advisors, LLC | 3,422 | $280.7K | 0.07% | −123−3.5% | Reduced |
| Pensionmark Financial Group, LLC | 3,377 | $277.0K | 0.00% | +3,377 | New |
| Global Retirement Partners, LLC | 3,367 | $276.2K | 0.00% | +1,866+124.3% | Added |
| Hilltop Holdings Inc. | 3,363 | $275.8K | 0.02% | +831+32.8% | Added |
| QRG Capital Management, Inc. | 3,359 | $275.5K | 0.00% | +744+28.5% | Added |
| Leo Wealth, LLC | 3,336 | $273.6K | 0.02% | +349+11.7% | Added |
| Hardy Reed LLC | 3,309 | $271.4K | 0.02% | +21+0.6% | Added |
| Atlantic Union Bankshares Corp | 3,300 | $270.7K | 0.01% | 00.0% | Unchanged |
| Mairs & Power Inc | 3,300 | $270.7K | 0.00% | 00.0% | Unchanged |
| Institute for Wealth Management, LLC. | 3,275 | $268.6K | 0.03% | −87−2.6% | Reduced |
| Kestra Investment Management, LLC | 3,260 | $267.4K | 0.01% | −579−15.1% | Reduced |
| Horizon Investments, LLC | 3,222 | $264.3K | 0.00% | −59,271−94.8% | Reduced |
| Royal Capital Wealth Management, LLC | 3,201 | $262.6K | 0.15% | 00.0% | Unchanged |
| Exchange Traded Concepts, LLC | 3,193 | $261.9K | 0.00% | +3,193 | New |
| Korea Investment CORP | 3,172 | $260.2K | 0.00% | 00.0% | Unchanged |
| Shelton Capital Management | 3,145 | $258.0K | 0.01% | −285−8.3% | Reduced |
| Blueshift Asset Management, LLC | 3,117 | $255.7K | 0.07% | −413−11.7% | Reduced |
| NBT Bank N A | 82 | $251.2K | 0.02% | −3−3.5% | Reduced |
| United Capital Financial Advisers, LLC | 3,016 | $247.4K | 0.00% | +3,016 | New |
| Outlook Wealth Advisors, LLC | 3,015 | $247.3K | 0.06% | +57+1.9% | Added |
| PharVision Advisers, LLC | 3,008 | $246.7K | 0.12% | +309+11.4% | Added |
| Forum Financial Management, LP | 3,004 | $246.4K | 0.00% | +2+0.1% | Added |
| Syon Capital LLC | 2,958 | $242.6K | 0.01% | −202−6.4% | Reduced |
| Gibbs Wealth Management | 2,790 | $242.1K | 0.06% | −174−5.9% | Reduced |
| Bessemer Group Inc | 2,907 | $238.0K | 0.00% | −1,678−36.6% | Reduced |
| Avantra Family Wealth, Inc. | 2,850 | $233.8K | 0.17% | 00.0% | Unchanged |
| Simplicity Wealth,LLC | 2,832 | $232.3K | 0.01% | +357+14.4% | Added |
| Skopos Labs, Inc. | 2,706 | $227.5K | 0.01% | +2,706 | New |
| Gallacher Capital Management LLC | 2,759 | $226.3K | 0.09% | −38−1.4% | Reduced |
| Everence Capital Management Inc | 2,730 | $224.0K | 0.01% | 00.0% | Unchanged |
| Meeder Advisory Services, Inc. | 2,725 | $223.5K | 0.01% | −126−4.4% | Reduced |