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
- $13,512,522
- in 6 filings
Net −$13,512,522. 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 |
|---|---|---|---|---|---|---|
| 2025-03-18 | Denham Sean Executive Vice President, CFO | Shares withheld for taxes | −7,823 | $74.96 | $586K | 52,177 |
| 2025-03-05 | WEST ALFRED P JR Executive Chairman | Sale | −1,372 | $76.28 | $105K | 7,078,708 |
| 2025-03-04 | WEST ALFRED P JR Executive Chairman | Sale | −18,427 | $75.77 | $1.4M | 7,141,653 |
| 2025-03-04 | WEST ALFRED P JR Executive Chairman | Sale | −47,718 | $76.49 | $3.6M | 7,093,935 |
| 2025-03-04 | WEST ALFRED P JR Executive Chairman | Sale | −13,855 | $77.20 | $1.1M | 7,080,080 |
| 2025-03-03 | WEST ALFRED P JR Executive Chairman | Sale | −31,821 | $78.82 | $2.5M | 7,201,101 |
| 2025-03-03 | WEST ALFRED P JR Executive Chairman | Sale | −19,405 | $79.55 | $1.5M | 7,181,696 |
| 2025-03-03 | WEST ALFRED P JR Executive Chairman | Sale | −21,616 | $80.30 | $1.7M | 7,160,080 |
| 2025-03-03 | Warner Mark Andrew See Remarks | Option exercise | +2,500 | $53.34 | $133K | 3,800 |
| 2025-03-03 | Warner Mark Andrew See Remarks | Option exercise | +2,500 | $53.34 | $133K | 6,300 |
| 2025-03-03 | Warner Mark Andrew See Remarks | Sale | −5,000 | $80.39 | $402K | 1,300 |
| 2025-03-03 | Warner Mark Andrew See Remarks | Option exercise · STOCK OPTION RIGHT TO PURCHASE | −2,500 | 0 | ||
| 2025-03-03 | Warner Mark Andrew See Remarks | Option exercise · STOCK OPTION RIGHT TO PURCHASE | −2,500 | 0 | ||
| 2024-12-31 | DORAN WILLIAM Director | Gift | −47,500 | 618,536 | ||
| 2024-12-31 | ROMEO CARMEN Director | Gift | −6,300 | 1,573,527 | ||
| 2024-12-16 | WEST ALFRED P JR Executive Chairman | Sale | −13,632 | $84.72 | $1.2M | 7,271,332 |
| 2024-12-16 | WEST ALFRED P JR Executive Chairman | Sale | −34,672 | $85.34 | $3.0M | 7,236,660 |
| 2024-12-16 | WEST ALFRED P JR Executive Chairman | Sale | −3,738 | $86.09 | $322K | 7,232,922 |
| 2024-12-13 | WEST ALFRED P JR Executive Chairman | Sale | −80,955 | $85.64 | $6.9M | 7,298,167 |
| 2024-12-13 | WEST ALFRED P JR Executive Chairman | Sale | −12,703 | $86.22 | $1.1M | 7,285,464 |
Page 11 of 14 · 275 trades