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

Date of Report (Date of earliest event reported): July 21, 2025

SS&C TECHNOLOGIES HOLDINGS, INC.

(Exact Name of Registrant as Specified in Its Charter)

Delaware	001-34675	71-0987913
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(I.R.S. Employer Identification Number)

80 Lamberton Road, Windsor, CT	06095
(Address of Principal Executive Offices)	(Zip Code)

Registrant’s telephone number, including area code: (860) 298-4500

Not Applicable

(Former Name or Former Address, if Changed Since Last Report)

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 (see General Instruction A.2. below):

☐	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))

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. ☐

Securities registered pursuant to Section 12(b) of the Act:

Title of each Class	Trading Symbol	Name of each exchange on which registered
Common stock, par value $0.01 per share	SSNC	The Nasdaq Global Select Market

Item 8.01. Other Events

On July 21, 2025, SS&C Technologies Holdings, Inc. (the “Company”) issued a press release announcing the execution of a definitive agreement by a wholly-owned subsidiary of the Company to acquire Colossus Topco Limited, the parent company of Calastone Limited, a global funds network and technology solutions provider to the wealth and asset management industries, from global investment firm Carlyle (the “Acquisition”). The Acquisition is expected to close in Q4 2025, subject to regulatory approvals. The purchase price is approximately £766 million (which is approximately US $1.03 billion), subject to certain adjustments. The Company intends to borrow, on an uncommitted basis and subject to market and other conditions, sufficient funds to finance all or a portion of the cash consideration payable by the Company in connection with the Acquisition, to pay related expenses in connection with the Acquisition, and, if applicable, for general corporate purposes. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated by reference into this Item 8.01.

Item 9.01. Financial Statements and Exhibits

(d) Exhibits

99.1	Press Release, issued by the Company on July 21, 2025.
104	The cover page from this Current Report on Form 8-K, formatted in Inline XBRL

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Date: July 21, 2025

SS&C TECHNOLOGIES HOLDINGS, INC.
By:	/s/ Brian N. Schell
	Brian N. Schell
	Executive Vice President and Chief Financial Officer