Peterson Michael - Insider Non-Derivative Transactions at SEI INVESTMENTS CO (SEIC) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Dec 12, 2025, Peterson Michael's relationship to SEI INVESTMENTS CO (SEIC) is Officer (EXECUTIVE VICE PRESIDENT), and currently has 21,211 shares of Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other SEIC insiders.

Related Topics: SEC Topic List.
Data Source: SEC.
Peterson Michael - Insider Non-Derivative Transactions of SEIC Common Stock
Peterson Michael - Insider Non-Derivative Transactions at SEIC
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Date Transaction No. of Shares Price Per Share Shares Owned After Transactions
Dec 13, 2025 Acquisition -- (Common Stock) 7711 0 21211
Dec 6, 2025 F -- (Common Stock) 1063 81.25 20148
Nov 13, 2025 Sell -- (Common Stock) 25000 84.21 13500
Nov 13, 2025 M -- (Common Stock) 25000 54.34 38500
Aug 8, 2025 Sell -- (Common Stock) 7089 88.55 13500
Aug 8, 2025 M -- (Common Stock) 7089 61.81 20589
Aug 6, 2025 Sell -- (Common Stock) 684 88.69 13500
Aug 6, 2025 M -- (Common Stock) 684 61.81 14184
Aug 1, 2025 Sell -- (Common Stock) 4727 88.51 13500
Aug 1, 2025 M -- (Common Stock) 4727 61.81 18227
May 16, 2025 Sell -- (Common Stock) 50000 84.27 13500
May 16, 2025 M -- (Common Stock) 37500 56.54 51000
May 16, 2025 M -- (Common Stock) 12500 60.46 63500
Dec 13, 2024 Acquisition -- (Common Stock) 7000 0 13500
Nov 7, 2024 Sell -- (Common Stock) 10000 79.14 6500
Nov 7, 2024 M -- (Common Stock) 10000 64.43 16500
Oct 26, 2024 Sell -- (Common Stock) 4562 75.04 6500
Oct 26, 2024 Sell -- (Common Stock) 20438 74.49 11062
Oct 26, 2024 M -- (Common Stock) 25000 55.73 31500
Dec 16, 2023 Acquisition -- (Common Stock) 4000 0 6500
Sep 20, 2023 Sell -- (Common Stock) 25000 61.29 2500
Sep 20, 2023 M -- (Common Stock) 25000 54.34 27500
Jul 29, 2023 Sell -- (Common Stock) 10000 63.2 2500
Jul 29, 2023 M -- (Common Stock) 10000 48.47 12500
Dec 6, 2022 Acquisition -- (Common Stock) 2500 0 2500