SEI Investments Company (SEIC)EXECUTIVE VICE PRESIDENT sold ~$2.11M

~$2.11M

Approx. value · 25K sh @ $84.21

14K

Holds after · shares reported

Traded

Nov 12, 2025

Filed

Nov 13, 2025

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Sep 23, 2025InsiderDirector sold ~$864K of SEIC shares in the open market
2. Sep 29, 2025InsiderDirector sold ~$857K of SEIC shares in the open market
3. Oct 22, 2025Company filing · Form 8-K · Results, Reg FDReported its results, and shared information with investors
4. Nov 11, 2025InsiderDirector sold ~$420K of SEIC shares in the open market
5. Nov 12, 2025 · this disclosureInsiderOfficer sold ~$2.11M of SEIC shares in the open market

What came next

1. Dec 3, 2025Insider · Named in an 8-K 9 days laterChair sold ~$2M of SEIC shares in the open market
2. Dec 4, 2025InsiderOfficer sold ~$973K of SEIC shares in the open market
3. Dec 12, 2025Company filing · Form 8-K · Executive change, Other newsChanged a top executive or board member, and reported other company news“On December 12, 2025, Alfred P. West, Jr., who founded SEI Investments Company (the “Company”) in 1968 and following that served as the Company’s chief executive officer for more than 50 years and most recently as Executive Chairman of the Board of Directors (the "Board"), tendered his resignation as a member of the Board and as an officer of the Company and its subsidiaries and affiliates, effective January 1, 2026.”
4. Dec 22, 2025InsiderDirector sold ~$587K of SEIC shares in the open market
5. Jan 13, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On January 13, 2026, SEI Investments Company (the “Company”) agreed with its Chief Executive Officer, Ryan Hicke, on an employment agreement (the “Employment Agreement”), which replaces his prior employment agreement.”
6. Jan 28, 2026Company filing · Form 8-K · Results, Reg FDReported its results, and shared information with investors
7. Jan 29, 2026Insider · 1 personInsiders: 3 sales (~$7.0M)
8. Feb 25, 2026InsiderInsider sold ~$327K of SEIC shares in the open market
9. Mar 10, 2026Insider · 1 personInsiders: 3 sales (~$4.4M)
10. Mar 11, 2026Insider · 1 personInsiders: 2 sales (~$590K)

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for SEI Investments Company

For SEI Investments Company, OQRO holds 15 insider filings (SEC Form 4 or Form 144) and 7 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its SEIC page.

Other recent filings by Michael Peterson, EXECUTIVE VICE PRESIDENT

• SEC Form 4 at SEI Investments Company (SEIC)Sep 1, 2026
• SEC Form 4 at SEI Investments Company (SEIC)Jul 30, 2026
• SEC Form 4 at SEI Investments Company (SEIC)Apr 23, 2026
• SEC Form 4 at SEI Investments Company (SEIC)Aug 8, 2025
• SEC Form 4 at SEI Investments Company (SEIC)Aug 6, 2025

The full history of Michael Peterson, EXECUTIVE VICE PRESIDENT is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at SEI Investments Company

• SEC Form 4Oct 1, 2026
• SEC Form 4Oct 1, 2026
• SEC Form 4Sep 24, 2026
• SEC Form 4Sep 8, 2026
• SEC Form 4Sep 3, 2026
• SEC Form 4Sep 1, 2026

Everything OQRO holds on this company is on its SEIC page.