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, Q1 2022
Institutional positions in SEI Investments Co as of Mar 31, 2022. 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
- 465
- −3 vs. Q4 2021
- Shares held
- 96.4M
- −910.9K (−0.9%) vs. Q4 2021
- Total value
- $5.81B
- −$126.9M (−2.1%) vs. Q4 2021
- New holders
- 42
- 164 more added
- Sold out
- 45
- 159 more reduced
4 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2021: 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, Q1 2022
Shares, value and share of portfolio for each institution holding SEI Investments Co; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Arizona State Retirement System | 32,995 | $1.99M | 0.02% | +346+1.1% | Added |
| Pinebridge Investments, L.P. | 33,647 | $2.03M | 0.02% | +2,366+7.6% | Added |
| Arrowstreet Capital, Limited Partnership | 33,911 | $2.04M | 0.00% | −385,389−91.9% | Reduced |
| State of Michigan Retirement System | 34,124 | $2.06M | 0.01% | −213−0.6% | Reduced |
| Courant Investment Management LLC | 34,707 | $2.09M | 1.86% | 00.0% | Unchanged |
| Moody Aldrich Partners LLC | 34,853 | $2.10M | 0.30% | +8,660+33.1% | Added |
| Atria Investments LLC | 34,862 | $2.10M | 0.04% | −721−2.0% | Reduced |
| USS Investment Management Ltd | 35,203 | $2.12M | 0.02% | +8,262+30.7% | Added |
| NJ State Employees Deferred Compensation Plan | 35,400 | $2.13M | 0.29% | 00.0% | Unchanged |
| Royal London Asset Management Ltd | 35,477 | $2.14M | 0.01% | +5,007+16.4% | Added |
| IFG Advisory, LLC | 35,859 | $2.16M | 0.22% | +1,874+5.5% | Added |
| South Dakota Investment Council | 37,229 | $2.24M | 0.04% | −44,752−54.6% | Reduced |
| Wealth Alliance Advisory Group, LLC | 37,504 | $2.26M | 0.98% | 00.0% | Unchanged |
| Monument Capital Management | 37,723 | $2.27M | 0.74% | +522+1.4% | Added |
| Vontobel Holding Ltd. | 37,120 | $2.27M | 0.02% | 00.0% | Unchanged |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 38,563 | $2.32M | 0.02% | +3,424+9.7% | Added |
| Chevy Chase Trust Holdings, Inc. | 38,625 | $2.33M | 0.01% | +859+2.3% | Added |
| Stifel Financial Corp | 39,604 | $2.38M | 0.00% | +19,633+98.3% | Added |
| Johnson Investment Counsel Inc | 40,100 | $2.41M | 0.03% | 00.0% | Unchanged |
| Oppenheimer Asset Management Inc. | 40,926 | $2.46M | 0.03% | −1,167−2.8% | Reduced |
| NN Investment Partners Holdings N.V. | 41,500 | $2.50M | 0.01% | −1,600−3.7% | Reduced |
| Henshaw Capital LLC | 41,514 | $2.50M | 0.15% | +260+0.6% | Added |
| Ameritas Investment Partners, Inc. | 41,637 | $2.51M | 0.09% | +1,701+4.3% | Added |
| Clearline Capital LP | 42,661 | $2.57M | 0.35% | +42,661 | New |
| Pictet Asset Management SA | 43,758 | $2.63M | 0.00% | +256+0.6% | Added |
| Treasurer of the State of North Carolina | 45,003 | $2.71M | 0.01% | +6,265+16.2% | Added |
| Cubist Systematic Strategies, LLC | 45,223 | $2.72M | 0.02% | −17,728−28.2% | Reduced |
| Nisa Investment Advisors, LLC | 45,850 | $2.76M | 0.02% | −100−0.2% | Reduced |
| Los Angeles Capital Management LLC | 47,034 | $2.83M | 0.01% | −218,095−82.3% | Reduced |
| Forsta Ap-Fonden | 47,200 | $2.84M | 0.03% | +37,500+386.6% | Added |
| West Coast Financial LLC | 47,350 | $2.85M | 0.44% | +1,043+2.3% | Added |
| HBK Sorce Advisory LLC | 47,884 | $2.88M | 0.16% | −190.0% | Reduced |
| Janus Henderson Group PLC | 48,231 | $2.90M | 0.00% | +16,531+52.1% | Added |
| Oregon Public Employees Retirement Fund | 48,620 | $2.93M | 0.03% | −1,100−2.2% | Reduced |
| Comerica Bank | 49,968 | $2.96M | 0.02% | +84+0.2% | Added |
| Price T Rowe Associates Inc | 49,766 | $3.00M | 0.00% | +2,828+6.0% | Added |
| Robeco Institutional Asset Management B.V. | 50,724 | $3.05M | 0.01% | −62,482−55.2% | Reduced |
| CIBC Private Wealth Group, LLC | 50,915 | $3.07M | 0.01% | −28−0.1% | Reduced |
| Asset Management One Co.,Ltd. | 51,035 | $3.07M | 0.01% | −1,559−3.0% | Reduced |
| LPL Financial LLC | 51,783 | $3.12M | 0.00% | −287−0.6% | Reduced |
| Rafferty Asset Management, LLC | 53,764 | $3.24M | 0.02% | −2,607−4.6% | Reduced |
| State of Alaska, Department of Revenue | 54,887 | $3.30M | 0.03% | +4,206+8.3% | Added |
| Taylor Hoffman Wealth Management | 55,045 | $3.31M | 1.33% | +1,269+2.4% | Added |
| O'Shares Investment Advisers, LLC | 55,659 | $3.35M | 0.26% | +2,990+5.7% | Added |
| Aviva PLC | 56,873 | $3.42M | 0.02% | −15,894−21.8% | Reduced |
| Yousif Capital Management, LLC | 58,120 | $3.50M | 0.04% | +764+1.3% | Added |
| Caisse de Depot Et Placement du Quebec | 58,152 | $3.50M | 0.01% | −157,500−73.0% | Reduced |
| Parsec Financial Management, Inc. | 58,228 | $3.51M | 0.15% | +6,465+12.5% | Added |
| ExodusPoint Capital Management, LP | 58,382 | $3.52M | 0.05% | +42,148+259.6% | Added |
| Union Heritage Capital, LLC | 59,050 | $3.56M | 1.97% | −2,500−4.1% | Reduced |
| RK Asset Management, LLC | 60,139 | $3.62M | 3.51% | −3,615−5.7% | Reduced |
| Ingalls & Snyder LLC | 60,195 | $3.62M | 0.16% | −100−0.2% | Reduced |
| Ensign Peak Advisors, Inc | 61,894 | $3.73M | 0.01% | −27,265−30.6% | Reduced |
| State of New Jersey Common Pension Fund D | 62,820 | $3.78M | 0.01% | 00.0% | Unchanged |
| Public Employees Retirement System of Ohio | 64,177 | $3.86M | 0.01% | +5,159+8.7% | Added |
| Sepio Capital, LP | 65,375 | $3.94M | 0.35% | −8,129−11.1% | Reduced |
| Putnam Investments LLC | 65,881 | $3.97M | 0.01% | +9,299+16.4% | Added |
| MetLife Investment Management | 68,080 | $4.10M | 0.03% | +16,719+32.6% | Added |
| AXA S.A. | 71,320 | $4.29M | 0.01% | +64,470+941.2% | Added |
| U.S. Capital Wealth Advisors, LLC | 71,566 | $4.31M | 0.16% | +71,566 | New |
| CWM, LLC | 73,782 | $4.44M | 0.03% | +73,396+19,014.5% | Added |
| The PNC Financial Services Group, Inc. | 74,489 | $4.49M | 0.00% | −8,010−9.7% | Reduced |
| Texas Permanent School Fund | 74,597 | $4.49M | 0.06% | −2,149−2.8% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 75,982 | $4.58M | 0.01% | −6,054−7.4% | Reduced |
| Amalgamated Bank | 76,519 | $4.61M | 0.04% | −2,892−3.6% | Reduced |
| Amalgamated Financial Corp. | 76,519 | $4.61M | 0.04% | +76,519 | New |
| State of Tennessee, Treasury Department | 78,820 | $4.75M | 0.02% | 00.0% | Unchanged |
| Court Place Advisors, LLC | 81,111 | $4.88M | 1.58% | −6,737−7.7% | Reduced |
| State of Wisconsin Investment Board | 86,117 | $5.18M | 0.01% | −26,925−23.8% | Reduced |
| Voya Investment Management LLC | 87,791 | $5.29M | 0.01% | +69,961+392.4% | Added |
| BNP Paribas Arbitrage, SA | 87,782 | $5.29M | 0.01% | −14,866−14.5% | Reduced |
| Barclays PLC | 90,145 | $5.43M | 0.00% | −55,999−38.3% | Reduced |
| Thrive Wealth Management, LLC | 90,224 | $5.43M | 1.61% | +215+0.2% | Added |
| Manufacturers Life Insurance Company, The | 90,569 | $5.45M | 0.00% | −29,951−24.9% | Reduced |
| Holocene Advisors, LP | 93,482 | $5.63M | 0.03% | +22,562+31.8% | Added |
| Mutual of America Capital Management LLC | 95,948 | $5.78M | 0.06% | +1,148+1.2% | Added |
| Mirae Asset Global Investments Co., Ltd. | 99,696 | $6.00M | 0.01% | −2,626−2.6% | Reduced |
| Banco Santander, S.A. | 102,630 | $6.18M | 0.07% | +19,540+23.5% | Added |
| Bank of Montreal | 100,910 | $6.23M | 0.00% | +15,773+18.5% | Added |
| Brandywine Global Investment Management, LLC | 106,762 | $6.43M | 0.05% | −5,500−4.9% | Reduced |
| Toronto Dominion Bank | 107,552 | $6.48M | 0.01% | +9,045+9.2% | Added |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 109,547 | $6.60M | 0.06% | +42,811+64.1% | Added |
| Southernsun Asset Management, LLC | 109,568 | $6.60M | 0.71% | +550+0.5% | Added |
| RSM US Wealth Management LLC | 115,753 | $6.97M | 0.35% | 00.0% | Unchanged |
| Connor, Clark & Lunn Investment Management Ltd. | 117,082 | $7.05M | 0.03% | −82,079−41.2% | Reduced |
| KBC Group NV | 136,461 | $8.22M | 0.03% | −43,081−24.0% | Reduced |
| Janney Montgomery Scott LLC | 137,647 | $8.29M | 0.04% | +6,197+4.7% | Added |
| Citigroup Inc | 139,897 | $8.42M | 0.01% | −31,881−18.6% | Reduced |
| Korea Investment CORP | 143,400 | $8.63M | 0.02% | +131,100+1,065.9% | Added |
| New York State Teachers Retirement System | 145,007 | $8.73M | 0.02% | +2,100+1.5% | Added |
| Deutsche Bank AG | 145,376 | $8.75M | 0.00% | +4,332+3.1% | Added |
| Wells Fargo & Company | 146,040 | $8.79M | 0.00% | −61,987−29.8% | Reduced |
| Worldquant Millennium Advisors LLC | 150,710 | $9.07M | 0.22% | −13,938−8.5% | Reduced |
| State Board of Administration of Florida Retirement System | 154,022 | $9.27M | 0.02% | −3,218−2.0% | Reduced |
| Amundi | 162,096 | $9.43M | 0.01% | +31,670+24.3% | Added |
| Teacher Retirement System of Texas | 160,543 | $9.67M | 0.05% | +47,546+42.1% | Added |
| TD Asset Management Inc | 161,146 | $9.70M | 0.01% | +28,429+21.4% | Added |
| Credit Suisse AG | 161,336 | $9.71M | 0.01% | −25,658−13.7% | Reduced |
| HSBC Holdings PLC | 168,589 | $10.2M | 0.01% | −31,353−15.7% | Reduced |
| Alliancebernstein L.P. | 170,657 | $10.3M | 0.00% | −25,965−13.2% | Reduced |