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 |
|---|---|---|---|---|---|
| Leith Wheeler Investment Counsel Ltd. | 191,165 | $11.4M | 1.49% | +950+0.5% | Added |
| Vestcor Inc | 191,448 | $11.4M | 0.42% | +74,095+63.1% | Added |
| PGGM Investments | 194,459 | $11.6M | 0.19% | −1,836−0.9% | Reduced |
| Victory Capital Management Inc | 199,738 | $11.9M | 0.01% | −2,448−1.2% | Reduced |
| State of Alaska, Department of Revenue | 200,590 | $12.0M | 0.14% | −1,491−0.7% | Reduced |
| Schroder Investment Management Group | 206,351 | $12.3M | 0.02% | +20,883+11.3% | Added |
| Citigroup Inc | 208,230 | $12.4M | 0.02% | −17,657−7.8% | Reduced |
| First Trust Advisors LP | 209,559 | $12.5M | 0.01% | −167,928−44.5% | Reduced |
| Crestwood Advisors Group LLC | 223,395 | $13.3M | 0.42% | +420.0% | Added |
| Envestnet Asset Management Inc | 225,046 | $13.4M | 0.01% | +8,736+4.0% | Added |
| FMR LLC | 250,770 | $15.0M | 0.00% | +37,365+17.5% | Added |
| UBS Group AG | 253,652 | $15.1M | 0.01% | +190,013+298.6% | Added |
| KBC Group NV | 268,228 | $16.0M | 0.07% | +124,278+86.3% | Added |
| Retirement Systems of Alabama | 277,261 | $16.5M | 0.07% | −2,665−1.0% | Reduced |
| New York State Common Retirement Fund | 279,619 | $16.7M | 0.02% | +24,357+9.5% | Added |
| Nuveen Asset Management, LLC | 291,576 | $17.4M | 0.01% | +176+0.1% | Added |
| Allspring Global Investments Holdings, LLC | 301,105 | $18.0M | 0.03% | +109,560+57.2% | Added |
| JLB & Associates Inc | 301,516 | $18.0M | 2.56% | +6,002+2.0% | Added |
| Amundi | 322,515 | $19.2M | 0.01% | −76,569−19.2% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 324,824 | $19.4M | 0.02% | −41,453−11.3% | Reduced |
| Renaissance Technologies LLC | 329,426 | $19.6M | 0.03% | +50,800+18.2% | Added |
| Goldman Sachs Group Inc | 336,843 | $20.1M | 0.01% | +67,909+25.3% | Added |
| Rhumbline Advisers | 348,147 | $20.8M | 0.02% | +20,687+6.3% | Added |
| Qube Research & Technologies Ltd | 348,710 | $20.8M | 0.08% | +236,297+210.2% | Added |
| JPMorgan Chase & Co | 357,294 | $21.3M | 0.00% | +48,958+15.9% | Added |
| American Capital Management Inc | 367,407 | $21.9M | 0.76% | −108,917−22.9% | Reduced |
| Deutsche Bank AG | 379,320 | $22.6M | 0.01% | +62,251+19.6% | Added |
| Principal Financial Group Inc | 390,254 | $23.3M | 0.02% | −22,935−5.6% | Reduced |
| AQR Capital Management LLC | 397,763 | $23.6M | 0.05% | −231,596−36.8% | Reduced |
| Raymond James & Associates | 456,439 | $27.2M | 0.02% | +106,073+30.3% | Added |
| HSBC Holdings PLC | 554,097 | $33.0M | 0.04% | +321,780+138.5% | Added |
| ProShare Advisors LLC | 557,416 | $33.2M | 0.10% | +5,906+1.1% | Added |
| Norges Bank | 560,428 | $33.4M | 0.01% | +10,543+1.9% | Added |
| Ameriprise Financial Inc | 624,984 | $37.3M | 0.01% | −45,978−6.9% | Reduced |
| Charles Schwab Investment Management Inc | 639,430 | $38.1M | 0.01% | −5,566−0.9% | Reduced |
| Invesco Ltd. | 650,433 | $38.8M | 0.01% | +44,375+7.3% | Added |
| Brown Advisory Inc | 663,897 | $39.6M | 0.06% | +15,054+2.3% | Added |
| Royal Bank of Canada | 675,596 | $40.3M | 0.01% | −71,920−9.6% | Reduced |
| UBS Asset Management Americas Inc | 751,441 | $43.2M | 0.02% | 00.0% | Unchanged |
| Natixis Advisors, L.P. | 736,685 | $43.9M | 0.14% | −17,336−2.3% | Reduced |
| Millennium Management LLC | 793,591 | $47.3M | 0.05% | +748,780+1,671.0% | Added |
| Legal & General Group Plc | 964,505 | $57.5M | 0.02% | +8,220+0.9% | Added |
| Northern Trust Corp | 1,072,840 | $64.0M | 0.01% | −24,772−2.3% | Reduced |
| Tandem Investment Advisors, Inc. | 1,157,039 | $69.0M | 3.03% | +66,560+6.1% | Added |
| Dimensional Fund Advisors LP | 1,182,126 | $70.5M | 0.02% | +4,312+0.4% | Added |
| Bank of New York Mellon Corp | 1,216,512 | $72.5M | 0.02% | −67,165−5.2% | Reduced |
| Boston Trust Walden Corp | 1,291,152 | $77.0M | 0.63% | +34,549+2.7% | Added |
| Citadel Advisors LLC | 1,453,151 | $86.6M | 0.10% | +1,142,240+367.4% | Added |
| Royce & Associates LP | 1,463,357 | $87.2M | 0.85% | +10,909+0.8% | Added |
| Geode Capital Management, LLC | 1,789,906 | $106.5M | 0.01% | −142,785−7.4% | Reduced |
| Great West Life Assurance Co | 1,894,039 | $113.6M | 0.27% | −23,850−1.2% | Reduced |
| Bank of America Corp | 3,114,974 | $185.7M | 0.02% | −194,025−5.9% | Reduced |
| Beutel, Goodman & Co Ltd. | 4,037,289 | $240.7M | 1.35% | +88,851+2.3% | Added |
| State Street Corp | 6,178,752 | $368.4M | 0.02% | +59,268+1.0% | Added |
| Morgan Stanley | 6,268,833 | $373.7M | 0.04% | +18,197+0.3% | Added |
| Loomis Sayles & Co L P | 9,940,627 | $592.7M | 0.96% | −283,222−2.8% | Reduced |
| BlackRock Inc. | 11,201,661 | $667.8M | 0.02% | −569,059−4.8% | Reduced |
| Vanguard Group Inc | 12,100,238 | $721.4M | 0.02% | −182,664−1.5% | Reduced |
| Ceredex Value Advisors LLC | 0 | $0 | 0.00% | −313,948−100.0% | Sold out |
| AustralianSuper Pty Ltd | 0 | $0 | 0.00% | −286,129−100.0% | Sold out |
| Hendershot Investments Inc. | 0 | $0 | 0.00% | −239,200−100.0% | Sold out |
| RSM US Wealth Management LLC | 0 | $0 | 0.00% | −115,853−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −101,577−100.0% | Sold out |
| Brandywine Global Investment Management, LLC | 0 | $0 | 0.00% | −89,541−100.0% | Sold out |
| Monument Capital Management | 0 | $0 | 0.00% | −39,929−100.0% | Sold out |
| Banque Pictet & Cie SA | 0 | $0 | 0.00% | −34,167−100.0% | Sold out |
| Meeder Asset Management Inc | 0 | $0 | 0.00% | −27,370−100.0% | Sold out |
| Acrisure Capital Management, LLC | 0 | $0 | 0.00% | −16,512−100.0% | Sold out |
| Manchester Capital Management LLC | 0 | $0 | 0.00% | −15,030−100.0% | Sold out |
| Ergoteles LLC | 0 | $0 | 0.00% | −13,765−100.0% | Sold out |
| Oak Thistle LLC | 0 | $0 | 0.00% | −12,750−100.0% | Sold out |
| Inceptionr LLC | 0 | $0 | 0.00% | −10,789−100.0% | Sold out |
| Westpac Banking Corp | 0 | $0 | 0.00% | −9,015−100.0% | Sold out |
| ISAM Funds (UK) Ltd | 0 | $0 | 0.00% | −8,909−100.0% | Sold out |
| Forsta Ap-Fonden | 0 | $0 | 0.00% | −7,000−100.0% | Sold out |
| Candriam Luxembourg S.C.A. | 0 | $0 | 0.00% | −6,495−100.0% | Sold out |
| Capula Management Ltd | 0 | $0 | 0.00% | −4,520−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −4,296−100.0% | Sold out |
| Paces Ferry Wealth Advisors, LLC | 0 | $0 | 0.00% | −3,629−100.0% | Sold out |
| Profund Advisors LLC | 0 | $0 | 0.00% | −3,499−100.0% | Sold out |
| Paradigm Asset Management Co LLC | 0 | $0 | 0.00% | −2,800−100.0% | Sold out |
| Accel Wealth Management | 0 | $0 | 0.00% | −2,080−100.0% | Sold out |
| Ameritas Advisory Services, LLC | 0 | $0 | 0.00% | −1,600−100.0% | Sold out |
| Industrial Alliance Investment Management Inc. | 0 | $0 | 0.00% | −1,342−100.0% | Sold out |
| Machina Capital S.A.S. | 0 | $0 | 0.00% | −1,210−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −1,036−100.0% | Sold out |
| International Assets Investment Management, LLC | 0 | $0 | 0.00% | −778−100.0% | Sold out |
| Harel Insurance Investments & Financial Services Ltd. | 0 | $0 | 0.00% | −711−100.0% | Sold out |
| Baillie Gifford & Co | 0 | $0 | 0.00% | −508−100.0% | Sold out |
| Denali Advisors LLC | 0 | $0 | 0.00% | −300−100.0% | Sold out |
| New Hampshire Trust | 0 | $0 | 0.00% | −300−100.0% | Sold out |
| Belpointe Asset Management LLC | 0 | $0 | 0.00% | −195−100.0% | Sold out |
| Schubert & Co | 0 | $0 | 0.00% | −63−100.0% | Sold out |
| TCI Wealth Advisors, Inc. | 0 | $0 | 0.00% | −50−100.0% | Sold out |
| AdvisorNet Financial, Inc | 0 | $0 | 0.00% | −45−100.0% | Sold out |
| Morton Brown Family Wealth, LLC | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| TFC Financial Management | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Eagle Bay Advisors LLC | 0 | $0 | 0.00% | 0 | Sold out |
| Clear Street Markets LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Summit Wealth Group, LLC | 0 | $0 | 0.00% | −10,935−100.0% | Sold out |