Alfred P. West Jr - May 28, 2025 Form 4 Insider Report for SEI INVESTMENTS CO (SEIC)

Role: Executive Chairman, Director
Signature: /s/ Alfred P. West, Jr., by Diane Gallagher, attorney in fact
Stock symbol: SEIC
Transactions as of: May 28, 2025
Transactions value $: -$12,006,823
Form type: 4
Date filed: 5/30/2025, 12:53 PM
Previous filing: Mar 7, 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
WEST ALFRED P JR	Executive Chairman, Director	1 FREEDOM VALLEY DRIVE, OAKS	/s/ Alfred P. West, Jr., by Diane Gallagher, attorney in fact	2025-05-30	0001059374

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	SEIC	Common Stock	Sale	-$6.43M	-75K	-1.06%	$85.78	7M	May 28, 2025	Direct	F1
transaction	SEIC	Common Stock	Sale	-$5.43M	-64.5K	-0.92%	$84.26	6.94M	May 29, 2025	Direct	F2
transaction	SEIC	Common Stock	Sale	-$139K	-1.63K	-0.02%	$85.21	6.94M	May 29, 2025	Direct	F3

Showing 1 to 3 of 3 entries

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents the weighted average of a range of sale prices from $85.24 to $86.18. The reporting person undertakes to provide to the Staff of the Securities and Exchange Commission, the Company, or any stockholder of the Company, upon request, full information regarding the number of shares sold at each separate price.
F2	Represents the weighted average of a range of sale prices from $83.84 to $84.83. The reporting person undertakes to provide to the Staff of the Securities and Exchange Commission, the Company, or any stockholder of the Company, upon request, full information regarding the number of shares sold at each separate price.
F3	Represents the weighted average of a range of sale prices from $84.84 to $85.43. The reporting person undertakes to provide to the Staff of the Securities and Exchange Commission, the Company, or any stockholder of the Company, upon request, full information regarding the number of shares sold at each separate price.