Trade Summary

Yesterday, MCCARTHY KATHRYN, serving as Dir at SEI INVESTMENTS CO (SEIC), sold 10,000 shares at $103.54 per share, for a total transaction value of $1,035,350.00. Following this transaction, MCCARTHY KATHRYN now holds 77,883 shares of SEIC.

This sale represents a 11.38% decrease in MCCARTHY KATHRYN's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Monday, August 3, 2026 and publicly disclosed via SEC Form 4 filing on Tuesday, August 4, 2026 at 4:24 PM ET, 1 day after the trade was made.

SEI INVESTMENTS CO operates in the FINANCIAL SERVICES sector, specifically within the ASSET MANAGEMENT industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.