SCHEDULE 13G/A: Loomis, Sayles & Co. Discloses 6.87% Passive Stake in SEI Investments Co.

Loomis, Sayles & Co., L.P. has filed an amended Schedule 13G, reporting a 6.87% beneficial ownership stake in SEI Investments Co. as of March 31, 2025.

Summary

• Loomis, Sayles & Co., L.P. reported beneficial ownership of 8,720,520.67 shares of SEI Investments Co. Common Stock.
• This represents 6.87% of the total class of securities outstanding.
• The reporting person holds sole voting power over 7,096,177.00 shares.
• The filing indicates that the securities were acquired and are held in the ordinary course of business, and not for the purpose of changing or influencing control of the issuer.

Sentiment

Score: 6

Explanation: Neutral to slightly positive. The filing is a routine disclosure of a significant passive stake by an institutional investor, which can be seen as a vote of confidence. It contains no negative information about the issuer.

Positives

• Loomis, Sayles & Co., L.P. maintains a significant passive investment in SEI Investments Co., indicating confidence in the company's long-term prospects from a major institutional investor.

Future Outlook

NA

Industry Context

This filing reflects a standard disclosure by an institutional investment adviser, Loomis, Sayles & Co., L.P., regarding its passive ownership stake in SEI Investments Co., a prominent financial services company specializing in investment processing, investment management, and investment operations solutions. Such filings are common for large asset managers holding significant positions in publicly traded companies.

Stakeholder Impact

• Shareholders: Provides transparency regarding a significant institutional investor's stake, potentially influencing market perception of the stock's stability and institutional interest.

Key Dates

Keywords

SEI Investments Co, Loomis Sayles & Co, Schedule 13G, Beneficial Ownership, Institutional Investor, Common Stock, Investment Management, Financial Services