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[8-K] SEI INVESTMENTS CO Reports Material Event

Filing Impact
(Moderate)
Filing Sentiment
(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

SEI Investments Company reported that founder Alfred P. West, Jr. has resigned from its Board of Directors and as an officer of the company and its subsidiaries and affiliates, effective January 1, 2026, after more than 50 years of leadership including service as chief executive officer and most recently Executive Chairman. The company stated that his decision was not due to any disagreement regarding operations, policies or practices.

To retain his experience, the Board appointed Mr. West as non-voting Chairman Emeritus effective upon his resignation, named independent director Carl Guarino as non-executive Chairman, and reduced the Board size from nine to eight members. The Board also declared a cash dividend of $0.52 per share, payable January 12, 2026 to shareholders of record on December 29, 2025.

Positive

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Insights

SEI pairs a founder transition with a defined cash dividend payout.

On December 12, 2025, Alfred P. West, Jr., who founded SEI Investments Company in 1968 and served as chief executive officer for more than 50 years and most recently as Executive Chairman, resigned from the Board and as an officer, effective January 1, 2026. The company noted that his resignation was not due to any disagreement on operations, policies or practices. He will continue to be involved as a non-voting Chairman Emeritus, a role the Board describes as providing guidance, direction and support for the company’s operational and strategic success.

As part of the same set of actions, independent director Carl Guarino was appointed non-executive Chairman of the Board, and the Board size was reduced from nine to eight members, both effective upon Mr. West’s resignation. In addition, the Board declared a cash dividend of $0.52 per share, payable on January 12, 2026 to shareholders of record on December 29, 2025, providing a defined cash distribution to existing shareholders around year-end.

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers Governance
Key personnel changes including departures, elections, or appointments of directors and executive officers.
Item 8.01 Other Events Other
Voluntary disclosure of events the company deems important to shareholders but not covered by other items.
Item 9.01 Financial Statements and Exhibits Exhibits
Financial statements, pro forma financial information, and exhibit attachments filed with this report.
Understanding 8-K Material Events →
0000350894FALSE00003508942025-12-122025-12-12

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
________________________________________
FORM 8-K
________________________________________
CURRENT REPORT
PURSUANT TO SECTION 13 OR 15(D)
OF THE SECURITIES EXCHANGE ACT OF 1934
December 12, 2025
Date of report (Date of earliest event reported)
________________________________________
SEILogo.jpg
________________________________________
SEI INVESTMENTS COMPANY
(Exact name of registrant as specified in its charter)
________________________________________
Pennsylvania 0-10200 23-1707341
(State or Other Jurisdiction
of Incorporation)
 (Commission
File Number)		 (I.R.S. Employer
Identification No.)
1 Freedom Valley Drive
Oaks, Pennsylvania 19456
(Address of Principal Executive Offices and Zip Code)
(610) 676-1000
(Registrant's Telephone Number, Including Area Code)
________________________________________
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
Title of each classTrading SymbolName of each exchange on which registered
Common Stock, par value $0.01 per shareSEICThe NASDAQ Stock Market LLC



Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company ☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐



Item 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.
On December 12, 2025, Alfred P. West, Jr., who founded SEI Investments Company (the “Company”) in 1968 and following that served as the Company’s chief executive officer for more than 50 years and most recently as Executive Chairman of the Board of Directors (the "Board"), tendered his resignation as a member of the Board and as an officer of the Company and its subsidiaries and affiliates, effective January 1, 2026. Mr. West indicated that his resignation was not because of a disagreement with the Company on any matter relating to the Company’s operations, policies or practices.
In order to avail the Board as well as the management and employees of the Company the continued benefit of Mr. West’s guidance, direction and support in furtherance of the Company’s operational and strategic success, the Board appointed Mr. West to serve, effective upon his resignation, as the non-voting Chairman Emeritus of the Board.
The Board also appointed current independent member Carl Guarino to serve as the non-executive Chairman of the Board, effective upon Mr. West’s resignation, and reduced the size of the Board from nine members to eight, also effective upon Mr. West’s resignation.
A press release relating to Mr. West’s resignation and Mr. Guarino’s appointment, issued December 17, 2025, is filed as Exhibit 99.1 to this Current Report on Form 8-K.
Item 8.01. Other Events.
Also on December 12, 2025, the Board of Directors of SEI Investments Company declared a dividend of $0.52 per share. The cash dividend will be payable to shareholders of record on December 29, 2025 with a payment date of January 12, 2026.
Item 9.01.    Financial Statements and Exhibits.
Exhibit No.Description
99.1
Press Release dated December 17, 2025 of SEI Investments Company
104  Cover Page Interactive Data File (embedded within the Inline XBRL document)


SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
SEI INVESTMENTS COMPANY
Date:December 17, 2025By:/s/ Sean J. Denham
Sean J. Denham
Chief Financial and Chief Operating Officer


Source: View Original Filing on SEC EDGAR