0000350894FALSE00003508942025-02-272025-02-27

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
February 27, 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 7.01. Regulation FD Disclosure.
On February 27, 2025, SEI Investments Company (the "Company") and Aquiline Capital Partners LP ("Aquiline"), a private investment firm specializing in financial services and technology, announced that the companies have entered into a definitive agreement for Aquiline to acquire SEI’s Family Office Services business. As part of the transaction, Family Office Services employees in SEI’s Indianapolis, Denver, and Oaks offices, including members of the Family Office Services business’ core leadership team, will transition with the business. The total purchase price is $120.0 million to be paid in cash at closing, and the transaction is expected to close in late second quarter 2025, subject to applicable regulatory approval and other customary closing conditions.
A copy of the Company's press release related to the announcement is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.
The information furnished pursuant to Item 7.01 and Exhibit 99.1 hereof shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing with the Securities and Exchange Commission, except as shall be expressly provided by specific reference in such filing. The information furnished pursuant to Item 7.01 and Exhibit 99.1 hereof is not intended to, and does not, constitute a determination or admission by the Company that such information is material or complete, or that investors should consider this information before making an investment decision with respect to any security of the Company.
This Current Report on Form 8-K and press release filed as Exhibit 99.1 contain forward-looking statements within the meaning or the rules and regulations of the United States Securities and Exchange Commission. In some cases, you can identify forward-looking statements by terminology, such as “may,” “will,” “expect,” “believe” and “continue” or “appear.” SEI’s forward-looking statements include its’s current expectations as to:
•its strategic focus;
•the expected closing date of the transaction discussed in the press release; and
•the operations and prospects of the business after the closing of the transaction described in the press release.
You should not place undue reliance on the forward-looking statements, as they are based on the current beliefs and expectations of SEI’s management and subject to significant risks and uncertainties, many of which are beyond the control of SEI’s management and are subject to change. Although SEI’s management believes the assumptions upon which it bases SEI’s forward-looking statements are reasonable, they could be inaccurate. The risks and uncertainties in connection with such forward-looking statements related to the acquisition include, but are not limited to:
•the occurrence of any event, change or other circumstances that could delay the closing of the proposed acquisition;
•the possibility of non-consummation of the proposed acquisition;
•the failure to satisfy any of the conditions to the proposed acquisition;
•the possibility that a governmental entity may prohibit the consummation of the proposed acquisition or may delay or refuse to grant a necessary regulatory approval in connection with the proposed acquisition.
Some of the additional risks and important factors that could cause actual results to differ from those described in SEI’s forward-looking statements can be found in the “Risk Factors” section of SEI’s Annual Report on Form 10-K for the year ended Dec. 31, 2024, filed with the United States Securities and Exchange Commission.
Item 9.01.    Financial Statements and Exhibits.

Exhibit No.Description
99.1
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:February 27, 2025By:/s/ Sean J. Denham
Sean J. Denham
Chief Financial Officer


© 2025 SEI® 1 Company Contact: Media Contact: Annabel Greenberg Anthony Silverman Aquiline Apella Advisors +44 7717-252-307 +44 7818-036-579 agreenberg@aquiline.com aquiline@apellaadvisors.com Leslie Wojcik Kerry Mullen SEI Vested +1 610-676-4191 +1 917-765-8720 lwojcik@seic.com kerry@fullyvested.com Pages: 3 FOR IMMEDIATE RELEASE Aquiline to Acquire SEI’s Family Office Services Business PHILADELPHIA and OAKS, Pa., Feb. 27, 2025 – Aquiline, a private investment firm specializing in financial services and technology, and SEI® (NASDAQ:SEIC) today announced that the companies have entered into a definitive agreement for Aquiline to acquire SEI’s Family Office Services business. Following the transaction’s close, the business will operate as Archway, capitalizing on the well-known and respected brand of the Archway PlatformSM within the family office market. SEI’s Family Office Services business delivers technology and outsourced services that connect and power the accounting, investment management, and reporting functions of family offices and family office divisions of financial intermediaries. SEI’s Archway Platform is designed to streamline family office operations and deliver advanced financial reporting for ultra-high-net-worth families. As of Dec. 31, 2024, SEI’s Family Office Services business had $723 billion in assets on the Archway Platform.1 As part of the transaction, Family Office Services employees in SEI’s Indianapolis, Denver, and Oaks offices, including members of the Family Office Services business’ core leadership team, will transition with the business. Commenting on the opportunity, Vincenzo La Ruffa, Managing Partner at Aquiline, said: “The Archway Platform has long been the premier provider of accounting and reporting software solutions to family offices across the country. Its powerful general ledger engine can support the most complex families, and we are excited to further invest and extend the platform. We are delighted to be Press release.

 
© 2025 SEI® 2 partnering with SEI, a leader in the financial services industry who has shepherded this business for nearly a decade.” Sandy Ewing, Head of SEI’s Family Office Services business, added: “As part of SEI’s broader growth strategy, we’re committed to investing in the areas of our business where we believe we can drive growth, and for more than seven years, we’ve made substantial investments in the solutions and capabilities we deliver for the family office segment. Our talented team has worked tirelessly to build and grow this business, evidenced by its strong reputation in the family office market and our award-winning Archway Platform. We’re proud of their contributions to SEI’s growth, and we could not be more appreciative of their dedication to advancing the technology solutions and delivering best-in-class service for our clients. “Aquiline is a well-respected investment partner across the financial services industry. With their strategic commitment to transforming the client experience and streamlining complex family office operations, we believe they can accelerate growth and adoption of the Archway Platform across the private wealth landscape.” The total purchase price is $120 million, and the transaction is expected to close in late second quarter 2025, subject to applicable regulatory approval and other customary closing conditions. Morgan Stanley & Co. LLC served as financial advisor to Aquiline, and Ropes & Gray LLP served as legal counsel to Aquiline. Holland & Knight served as legal counsel to SEI. 1Assets on platform is not indicative of potential revenue. About Aquiline Aquiline Capital Partners LP ("Aquiline") is a private investment firm based in New York, London, and Philadelphia, that is dedicated to financial services and technology. As of September 30, 2024, Aquiline has approximately $11.3 billion of assets under management and has deployed approximately $7.0 billion of capital across the firm’s three strategies in private equity, venture, and credit. For more information about Aquiline, its investment professionals, and its portfolio companies, visit www.aquiline.com. About SEI® SEI (NASDAQ:SEIC) is a leading global provider of financial technology, operations, and asset management services within the financial services industry. SEI tailors its solutions and services to help clients more effectively deploy their capital—whether that’s money, time, or talent—so they can better serve their clients and achieve their growth objectives. As of Dec. 31, 2024, SEI manages, advises, or administers approximately $1.6 trillion in assets. For more information, visit seic.com. Forward-looking statements This release contains forward-looking statements within the meaning or the rules and regulations of the United States Securities and Exchange Commission. In some cases, you can identify forward-looking statements by terminology, such as “may,” “will,” “expect,” “believe” and “continue” or “appear.” SEI’s forward-looking statements include its’s current expectations as to:

 
© 2025 SEI® 3 • its strategic focus; • the expected closing date of the transaction discussed in this release; and • the operations and prospects of the business after the closing of the transaction described in this release. You should not place undue reliance on the forward-looking statements in this release, as they are based on the current beliefs and expectations of SEI’s management and subject to significant risks and uncertainties, many of which are beyond the control of SEI’s management and are subject to change. Although SEI’s management believes the assumptions upon which it bases SEI’s forward-looking statements are reasonable, they could be inaccurate. The risks and uncertainties in connection with such forward-looking statements related to the acquisition include, but are not limited to: • the occurrence of any event, change or other circumstances that could delay the closing of the proposed acquisition; • the possibility of non-consummation of the proposed acquisition; • the failure to satisfy any of the conditions to the proposed acquisition; • the possibility that a governmental entity may prohibit the consummation of the proposed acquisition or may delay or refuse to grant a necessary regulatory approval in connection with the proposed acquisition. Some of the additional risks and important factors that could cause actual results to differ from those described in SEI’s forward-looking statements can be found in the “Risk Factors” section of SEI’s Annual Report on Form 10-K for the year ended Dec. 31, 2024, filed with the United States Securities and Exchange Commission. ###

 
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