LOOMIS SAYLES & CO L P - 31 Dec 2025 SCHEDULE 13G/A Report for SEI Investments Co Common Stock (SEIC)

Filing Manager: LOOMIS SAYLES & CO L P
Reporting Manager: Loomis, Sayles & Co., L.P.
Security: SEI Investments Co Common Stock
Symbol: SEIC
Shares outstanding: 122,515,233 shares
Disclosed Ownership: 8,808,845 shares
Ownership: 7.2%
Form type: SCHEDULE 13G/A
Filing time: 12 Feb 2026, 09:17:22 UTC
Date of event: 31 Dec 2025
Previous filing: 13 Nov 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
Loomis, Sayles & Co., L.P.	7.2%	8,808,845	7,264,083	0	Mari Shimokawa	Deputy Chief Compliance Officer