SEI Investments Co (SEIC) insider trading
Every open-market stock purchase and sale by SEI Investments Co executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- Insiders sold $29.7M over the last 12 months (15 sales). No open-market buys.
- Last insider buy: Carmen Romeo (Director), $644K, 6 years ago.
Last 12 months: insiders bought $0 (0 buys) and sold $29.7M (15 sales). Last close $88.24 on Jun 7, 2026.
Recent SEIC insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Jun 29, 2026 | Alfred P West Jr (Insider) | Sold | $493K |
| Jun 29, 2026 | Alfred P West Jr (Insider) | Sold | $148K |
| Jun 26, 2026 | Alfred P West Jr (Insider) | Sold | $4M |
| Jun 26, 2026 | Alfred P West Jr (Insider) | Sold | $336K |
| Jun 9, 2026 | William Doran (Director) | Sold | $453K |
| May 4, 2026 | Kathryn McCarthy (Director) | Sold | $911K |
| May 4, 2026 | Kathryn McCarthy (Director) | Bought (not open market) | $248K |
| Apr 28, 2026 | Mark Andrew Warner (Officer) | Sold | $365K |
| Apr 28, 2026 | Mark Andrew Warner (Officer) | Bought (not open market) | $194K |
| Apr 28, 2026 | Mark Andrew Warner (Officer) | Bought (not open market) | $96.9K |
| Apr 23, 2026 | Sanjay Sharma (Officer) | Sold | $2.1M |
| Apr 23, 2026 | Philip McCabe (Officer) | Sold | $1.4M |
| Apr 23, 2026 | Michael Peterson (President) | Sold | $900K |
| Apr 23, 2026 | Sanjay Sharma (Officer) | Bought (not open market) | $620K |
| Apr 23, 2026 | Michael Peterson (President) | Bought (not open market) | $485K |
| Apr 23, 2026 | Sanjay Sharma (Officer) | Sold | $141K |
| Mar 31, 2026 | Ryan Hicke (CEO) | Sold (not open market) | $336K |
| Mar 18, 2026 | Sean Denham (CFO) | Sold (not open market) | $604K |
| Mar 11, 2026 | Alfred P West Jr (Insider) | Sold | $481K |
| Mar 11, 2026 | Alfred P West Jr (Insider) | Sold | $110K |
| Mar 10, 2026 | Alfred P West Jr (Insider) | Sold | $2.4M |
| Mar 10, 2026 | Alfred P West Jr (Insider) | Sold | $2M |
| Mar 10, 2026 | Alfred P West Jr (Insider) | Sold | $14K |
| Feb 25, 2026 | Mark Andrew Warner (Insider) | Sold | $327K |
| Feb 25, 2026 | Mark Andrew Warner (Insider) | Bought (not open market) | $142K |
Who's trading SEIC
- Alfred P West Jr, Chair: sold $12M (10 sales), last Jun 29, 2026
- William Doran, Director: sold $1M (2 sales), last Jun 9, 2026
- Kathryn McCarthy, Director: sold $911K (1 sale), last May 4, 2026
- Mark Andrew Warner, Insider: sold $692K (2 sales), last Apr 28, 2026
- Philip McCabe, Officer: sold $2.4M (2 sales), last Apr 23, 2026
- Michael Peterson, President: sold $3M (2 sales), last Apr 23, 2026
- Sanjay Sharma, Officer: sold $2.3M (2 sales), last Apr 23, 2026
- Ryan Hicke, CEO: sold $7M (3 sales), last Mar 31, 2026
- Sean Denham, CFO: other filings, last Mar 18, 2026
- Carmen Romeo, Director: sold $420K (1 sale), last Dec 30, 2025
- Thomas C. Naratil, Director: other filings, last Dec 12, 2025
- Karin A. Risi, Director: other filings, last Dec 12, 2025
- Carl Guarino, Director: other filings, last Dec 12, 2025
- Michael Lane, President: other filings, last Dec 12, 2025
- Jonathan Brassington, Director: other filings, last Dec 12, 2025
Get free alerts when an insider at SEI Investments Co files a new trade →