SEI Investments Company – Filings and Transcripts

NASDAQ: SEIC
Share price (5/1/26): $90.22
Market cap (5/1/26): $10.9 billion

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Financials Filter

ended 03/31/26 Q1

ended 12/31/25 FY 2025

ended 09/30/25 Q3

ended 06/30/25 Q2

ended 03/31/25 Q1

Prospectuses and Registrations Filter

Registration of securities for employees

Registration of securities for employees

Registration of securities on exchange

Registration of securities for employees

Registration of securities for employees

Ownership Filter

Warner Mark Andrew

Vanguard Portfolio Management LLC

Warner Mark Andrew

News Filter

Reports First-Quarter 2026 Financial Results

Investor Presentation

Reports Fourth-Quarter 2025 Financial Results

Employment Agreement

Change in Directors, Officers or Compensation, Other Events, Financial Statements or Exhibits

Proxies Filter

Definitive proxy

Annual report of proxy voting record

Additional info about upcoming vote

Definitive proxy

Annual report of proxy voting record

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Scanned paper annual report submission

Scanned paper annual report submission

Scanned paper annual report submission

Scanned paper annual report submission

Letter from the SEC