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 2022
Institutional positions in SEI Investments Co as of Jun 30, 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
- 456
- +1 vs. Q1 2022
- Shares held
- 95.6M
- +152.3K (+0.2%) vs. Q1 2022
- Total value
- $5.18B
- −$565.4M (−9.8%) vs. Q1 2022
- New holders
- 46
- 150 more added
- Sold out
- 45
- 163 more reduced
10 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2022: 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 2022
Shares, value and share of portfolio for each institution holding SEI Investments Co; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 12,171,473 | $657.5M | 0.02% | +162,231+1.4% | Added |
| BlackRock Inc. | 11,654,722 | $629.6M | 0.02% | +8,768+0.1% | Added |
| Loomis Sayles & Co L P | 11,553,032 | $624.1M | 1.16% | −1,170,145−9.2% | Reduced |
| State Street Corp | 6,241,358 | $337.2M | 0.02% | +98,309+1.6% | Added |
| Atlanta Capital Management Co L L C | 5,954,980 | $321.7M | 1.39% | −26,655−0.4% | Reduced |
| Beutel, Goodman & Co Ltd. | 3,900,561 | $210.7M | 1.31% | +107,680+2.8% | Added |
| Bank of America Corp | 3,609,900 | $195.0M | 0.02% | +1,4880.0% | Added |
| Great West Life Assurance Co | 2,048,934 | $110.8M | 0.29% | +28,186+1.4% | Added |
| Geode Capital Management, LLC | 1,964,080 | $106.0M | 0.02% | +167,856+9.3% | Added |
| Royce & Associates LP | 1,447,965 | $78.2M | 0.81% | +60,371+4.4% | Added |
| Bank of New York Mellon Corp | 1,259,011 | $68.0M | 0.02% | +29,623+2.4% | Added |
| Boston Trust Walden Corp | 1,171,434 | $63.3M | 0.60% | +32,104+2.8% | Added |
| Dimensional Fund Advisors LP | 1,134,077 | $61.3M | 0.02% | +37,938+3.5% | Added |
| Northern Trust Corp | 1,113,310 | $60.1M | 0.01% | −42,364−3.7% | Reduced |
| Royal Bank of Canada | 928,847 | $50.2M | 0.02% | +622,626+203.3% | Added |
| Legal & General Group Plc | 899,982 | $48.6M | 0.02% | −36,108−3.9% | Reduced |
| Natixis Advisors, L.P. | 808,070 | $43.7M | 0.19% | −5,788−0.7% | Reduced |
| Schroder Investment Management Group | 744,329 | $40.5M | 0.06% | −227,835−23.4% | Reduced |
| Millennium Management LLC | 722,060 | $39.0M | 0.05% | +106,527+17.3% | Added |
| Morgan Stanley | 720,371 | $38.9M | 0.01% | +405,250+128.6% | Added |
| Tandem Investment Advisors, Inc. | 682,993 | $36.9M | 2.17% | +682,993 | New |
| Ameriprise Financial Inc | 667,918 | $36.1M | 0.01% | −437,423−39.6% | Reduced |
| Norges Bank | 644,933 | $34.8M | 0.01% | −114,068−15.0% | Reduced |
| Charles Schwab Investment Management Inc | 609,040 | $32.9M | 0.01% | +5,094+0.8% | Added |
| American Century Companies Inc | 606,435 | $32.8M | 0.03% | +584,220+2,629.8% | Added |
| American Capital Management Inc | 597,884 | $32.3M | 1.21% | −108,438−15.4% | Reduced |
| Goldman Sachs Group Inc | 594,375 | $32.1M | 0.01% | −80,937−12.0% | Reduced |
| Markel Group Inc.SuperinvestorMarkel Group | 559,200 | $30.2M | 0.43% | +114,000+25.6% | Added |
| Invesco Ltd. | 556,102 | $30.0M | 0.01% | +268,983+93.7% | Added |
| AQR Capital Management LLC | 514,995 | $27.5M | 0.06% | −59,877−10.4% | Reduced |
| UBS Asset Management Americas Inc | 484,630 | $26.2M | 0.01% | −6,209−1.3% | Reduced |
| Brown Advisory Inc | 464,430 | $25.1M | 0.05% | +30,570+7.0% | Added |
| Ceredex Value Advisors LLC | 441,376 | $23.8M | 0.36% | −55,624−11.2% | Reduced |
| ProShare Advisors LLC | 425,256 | $23.0M | 0.08% | +26,043+6.5% | Added |
| Principal Financial Group Inc | 413,562 | $22.3M | 0.02% | +41,859+11.3% | Added |
| First Trust Advisors LP | 360,021 | $19.4M | 0.02% | −1,058,148−74.6% | Reduced |
| Raymond James & Associates | 345,329 | $18.7M | 0.02% | −2,088−0.6% | Reduced |
| Renaissance Technologies LLC | 342,326 | $18.5M | 0.02% | +318,626+1,344.4% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 342,025 | $18.5M | 0.01% | +14,681+4.5% | Added |
| JPMorgan Chase & Co | 332,308 | $18.0M | 0.00% | −76,344−18.7% | Reduced |
| Rhumbline Advisers | 324,459 | $17.5M | 0.03% | +18,721+6.1% | Added |
| Eaton Vance Management | 311,818 | $16.8M | 0.02% | −2,784−0.9% | Reduced |
| Nuveen Asset Management, LLC | 297,341 | $16.1M | 0.01% | −11,130−3.6% | Reduced |
| JLB & Associates Inc | 291,970 | $15.8M | 2.69% | −934−0.3% | Reduced |
| Man Group plc | – | $15.7M | 0.07% | – | – |
| Retirement Systems of Alabama | 284,127 | $15.3M | 0.07% | −634−0.2% | Reduced |
| Victory Capital Management Inc | 281,927 | $15.2M | 0.02% | +30,473+12.1% | Added |
| New York State Common Retirement Fund | 272,706 | $14.7M | 0.02% | +17,184+6.7% | Added |
| Hendershot Investments Inc. | 261,334 | $14.1M | 2.49% | −3,400−1.3% | Reduced |
| Amundi | 269,417 | $13.9M | 0.01% | +107,321+66.2% | Added |
| UBS Group AG | 257,042 | $13.9M | 0.01% | +32,391+14.4% | Added |
| AustralianSuper Pty Ltd | 254,034 | $13.7M | 0.09% | +3,710+1.5% | Added |
| Goodnow Investment Group, LLC | 247,005 | $13.3M | 2.05% | −86,350−25.9% | Reduced |
| FMR LLC | 236,123 | $12.8M | 0.00% | +30,642+14.9% | Added |
| Leith Wheeler Investment Counsel Ltd. | 181,115 | $12.6M | 1.66% | +181,115 | New |
| Crestwood Advisors Group LLC | 223,353 | $12.1M | 0.41% | 00.0% | Unchanged |
| Envestnet Asset Management Inc | 213,662 | $11.5M | 0.01% | −16,030−7.0% | Reduced |
| River Road Asset Management, LLC | 211,240 | $11.4M | 0.16% | +29,875+16.5% | Added |
| Truist Financial Corp | 198,279 | $10.7M | 0.02% | −8,414−4.1% | Reduced |
| Credit Suisse AG | 196,270 | $10.6M | 0.01% | +34,934+21.7% | Added |
| California Public Employees Retirement System | 186,866 | $10.1M | 0.01% | −17,829−8.7% | Reduced |
| California State Teachers Retirement System | 183,003 | $9.89M | 0.02% | −1,830−1.0% | Reduced |
| Citigroup Inc | 178,077 | $9.62M | 0.01% | +38,180+27.3% | Added |
| American International Group, Inc. | 172,359 | $9.31M | 0.06% | −5,908−3.3% | Reduced |
| Hahn Capital Management LLC | 166,357 | $8.99M | 2.37% | −9,372−5.3% | Reduced |
| Thrivent Financial for Lutherans | 166,109 | $8.97M | 0.02% | −64,842−28.1% | Reduced |
| Alliancebernstein L.P. | 160,486 | $8.67M | 0.00% | −10,171−6.0% | Reduced |
| Teacher Retirement System of Texas | 159,971 | $8.64M | 0.06% | −572−0.4% | Reduced |
| TD Asset Management Inc | 155,095 | $8.38M | 0.01% | −6,051−3.8% | Reduced |
| Voloridge Investment Management, LLC | 154,185 | $8.33M | 0.04% | −43,781−22.1% | Reduced |
| New York State Teachers Retirement System | 152,448 | $8.23M | 0.02% | +7,441+5.1% | Added |
| State Board of Administration of Florida Retirement System | 150,322 | $8.12M | 0.02% | −3,700−2.4% | Reduced |
| Worldquant Millennium Advisors LLC | 146,407 | $7.91M | 0.23% | −4,303−2.9% | Reduced |
| Janney Montgomery Scott LLC | 144,147 | $7.80M | 0.04% | +6,500+4.7% | Added |
| KBC Group NV | 140,693 | $7.60M | 0.04% | +4,232+3.1% | Added |
| Deutsche Bank AG | 133,968 | $7.24M | 0.00% | −11,408−7.8% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 129,755 | $7.01M | 0.05% | +106,755+464.2% | Added |
| Davis R M Inc | 129,366 | $6.99M | 0.19% | −43,154−25.0% | Reduced |
| Andra AP-fonden | 119,700 | $6.47M | 0.19% | +119,700 | New |
| Southernsun Asset Management, LLC | 116,516 | $6.29M | 0.78% | +6,948+6.3% | Added |
| RSM US Wealth Management LLC | 115,753 | $6.25M | 0.35% | 00.0% | Unchanged |
| State of Alaska, Department of Revenue | 106,011 | $5.72M | 0.07% | +51,124+93.1% | Added |
| Franklin Resources Inc | 105,877 | $5.72M | 0.00% | +90,106+571.3% | Added |
| Bank of Montreal | 100,913 | $5.60M | 0.00% | +30.0% | Added |
| Banco Santander, S.A. | 102,630 | $5.54M | 0.07% | 00.0% | Unchanged |
| Brandywine Global Investment Management, LLC | 101,005 | $5.46M | 0.05% | −5,757−5.4% | Reduced |
| Toronto Dominion Bank | 100,222 | $5.42M | 0.01% | −7,330−6.8% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 98,985 | $5.35M | 0.01% | −711−0.7% | Reduced |
| Bridgewater Associates, LP | 97,157 | $5.25M | 0.02% | +75,460+347.8% | Added |
| Korea Investment CORP | 96,939 | $5.24M | 0.02% | −46,461−32.4% | Reduced |
| Parsec Financial Management, Inc. | 93,335 | $5.04M | 0.24% | +35,107+60.3% | Added |
| Voya Investment Management LLC | 93,002 | $5.02M | 0.01% | +5,211+5.9% | Added |
| Thrive Wealth Management, LLC | 91,474 | $4.94M | 1.72% | +1,250+1.4% | Added |
| Manufacturers Life Insurance Company, The | 88,922 | $4.80M | 0.00% | −1,647−1.8% | Reduced |
| AXA S.A. | 88,440 | $4.78M | 0.02% | +17,120+24.0% | Added |
| Mutual of America Capital Management LLC | 87,252 | $4.71M | 0.06% | −8,696−9.1% | Reduced |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 85,847 | $4.64M | 0.06% | −23,700−21.6% | Reduced |
| Cubist Systematic Strategies, LLC | 85,658 | $4.63M | 0.03% | +40,435+89.4% | Added |
| Barclays PLC | 85,272 | $4.61M | 0.01% | −4,873−5.4% | Reduced |
| State of Wisconsin Investment Board | 82,492 | $4.46M | 0.01% | −3,625−4.2% | Reduced |