CIK 0000350894 · Large accelerated filer
SEI INVESTMENTS CO
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- SEIC
- Exchange
- Nasdaq
- Industry
- Security Brokers, Dealers & Flotation Companies
- FY end
- Dec 31
- Incorporated
- PA
- Entity type
- operating
- EIN
- 231707341
- Phone
- 6106761000
- Business address
- 1 FREEDOM VALLEY DRIVE, OAKS, PA, 19456-1100
- Former names
- SEI CORP
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $882,400
- in 1 filing
Net −$882,400. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-11-10 | DORAN WILLIAM Director | Sale | −8,000 | $110.30 | $882K | 630,802 |
| 2026-10-19 | Edling-Day Kristie Chief Information Officer | Grant or award | +14,314 | 14,314 |
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