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 2021
Institutional positions in SEI Investments Co as of Dec 31, 2021. 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
- 472
- +30 vs. Q3 2021
- Shares held
- 97.5M
- +862.3K (+0.9%) vs. Q3 2021
- Total value
- $5.94B
- +$212.5M (+3.7%) vs. Q3 2021
- New holders
- 68
- 142 more added
- Sold out
- 38
- 160 more reduced
4 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2021
Shares, value and share of portfolio for each institution holding SEI Investments Co; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −228−100.0% | Sold out |
| Patriot Financial Group Insurance Agency, LLC | 0 | $0 | 0.00% | −151−100.0% | Sold out |
| Bartlett & Co. LLC | 0 | $0 | 0.00% | −131−100.0% | Sold out |
| Bartlett & Co. Wealth Management LLC | 0 | $0 | 0.00% | −131−100.0% | Sold out |
| D'Orazio & Associates, Inc. | 0 | $0 | 0.00% | −85−100.0% | Sold out |
| Arkadios Wealth Advisors | 0 | $0 | 0.00% | −74−100.0% | Sold out |
| Red Tortoise LLC | 0 | $0 | 0.00% | −33−100.0% | Sold out |
| 1832 Asset Management L.P. | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| Meridian Wealth Partners, LLC | 0 | $0 | 0.00% | −15−100.0% | Sold out |
| Consolidated Planning Corp | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| BBVA USA | – | – | – | – | Not filed |
| B. Metzler seel. Sohn & Co. Holding AG | – | – | – | – | Not filed |
| World Asset Management Inc | – | – | – | – | Not filed |
| Berman Capital Advisors, LLC | – | – | – | – | Not filed |