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 2024
Institutional positions in SEI Investments Co as of Jun 30, 2024. 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
- 493
- +22 vs. Q1 2024
- Shares held
- 93.0M
- −926.0K (−1.0%) vs. Q1 2024
- Total value
- $6.02B
- −$732.1M (−10.8%) vs. Q1 2024
- New holders
- 56
- 179 more added
- Sold out
- 34
- 167 more reduced
4 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2024: 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 2024
Shares, value and share of portfolio for each institution holding SEI Investments Co; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Rockefeller Capital Management L.P. | 0 | $0 | 0.00% | −15,385−100.0% | Sold out |
| Elo Mutual Pension Insurance Co | 0 | $0 | 0.00% | −10,220−100.0% | Sold out |
| Edgestream Partners, L.P. | 0 | $0 | 0.00% | −6,873−100.0% | Sold out |
| AdvisorShares Investments LLC | 0 | $0 | 0.00% | −6,592−100.0% | Sold out |
| BI Asset Management Fondsmaeglerselskab A/S | 0 | $0 | 0.00% | −6,199−100.0% | Sold out |
| AlphaQ Advisors LLC | 0 | $0 | 0.00% | −4,339−100.0% | Sold out |
| Arnhold LLC | 0 | $0 | 0.00% | −3,675−100.0% | Sold out |
| Lombard Odier Asset Management (Switzerland) SA | 0 | $0 | 0.00% | −3,646−100.0% | Sold out |
| Caxton Associates LP | 0 | $0 | 0.00% | −3,439−100.0% | Sold out |
| Profund Advisors LLC | 0 | $0 | 0.00% | −3,413−100.0% | Sold out |
| Hilltop Holdings Inc. | 0 | $0 | 0.00% | −3,372−100.0% | Sold out |
| Leo Wealth, LLC | 0 | $0 | 0.00% | −3,160−100.0% | Sold out |
| Savant Capital, LLC | 0 | $0 | 0.00% | −3,087−100.0% | Sold out |
| Kestra Private Wealth Services, LLC | 0 | $0 | 0.00% | −2,831−100.0% | Sold out |
| B. Metzler seel. Sohn & Co. AG | 0 | $0 | 0.00% | −2,825−100.0% | Sold out |
| nVerses Capital, LLC | 0 | $0 | 0.00% | −1,700−100.0% | Sold out |
| UniSuper Management Pty Ltd | 0 | $0 | 0.00% | −1,600−100.0% | Sold out |
| Impact Partnership Wealth, LLC | 0 | $0 | 0.00% | −1,477−100.0% | Sold out |
| First Manhattan Co | 0 | $0 | 0.00% | −400−100.0% | Sold out |
| CoreFirst Bank & Trust | 0 | $0 | 0.00% | −373−100.0% | Sold out |
| Sandy Spring Bank | 0 | $0 | 0.00% | −256−100.0% | Sold out |
| Redmont Wealth Advisors LLC | 0 | $0 | 0.00% | −192−100.0% | Sold out |
| Webster Bank, N. A. | 0 | $0 | 0.00% | −73−100.0% | Sold out |
| New Covenant Trust Company, N.A. | 0 | $0 | 0.00% | −44−100.0% | Sold out |
| Newbridge Financial Services Group, Inc. | 0 | $0 | 0.00% | −40−100.0% | Sold out |
| Granite FO LLC | 0 | $0 | 0.00% | −21−100.0% | Sold out |
| Tfo-TDC, LLC | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| Credit Suisse AG | – | – | – | – | Not filed |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | – | – | – | – | Not filed |
| Wilbanks Smith & Thomas Asset Management LLC | – | – | – | – | Not filed |
| Degroof Petercam Asset Management | – | – | – | – | Not filed |