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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)—November 6, 2025
ASSURED GUARANTY LTD.
(Exact name of registrant as specified in its charter)

Bermuda | 001-32141 | 98-0429991
(State or other jurisdiction of incorporation or organization) | (Commission File Number) | (I.R.S. Employer Identification No.)

30 Woodbourne Avenue
Hamilton HM 08 Bermuda
(Address of principal executive offices)
Registrant’s telephone number, including area code: (441) 279-5700
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))
Securities registered pursuant to Section 12(b) of the Act:

Title of each class: | Trading Symbol(s) | Name of exchange on which registered
Common Shares | $0.01 par value per share | AGO | New York Stock Exchange
Assured Guaranty US Holdings Inc. 6.125% Senior Notes due 2028 (and the related guarantee of Registrant) | AGO/28 | New York Stock Exchange
Assured Guaranty US Holdings Inc. 3.150% Senior Notes due 2031 (and the related guarantee of Registrant) | AGO/31 | New York Stock Exchange
Assured Guaranty US Holdings Inc. 3.600% Senior Notes due 2051 (and the related guarantee of Registrant) | AGO/51 | New York Stock Exchange

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 2.02 | Results of Operations and Financial Condition. On November 6, 2025, Assured Guaranty Ltd. issued a press release reporting its third quarter 2025 results and the availability of its September 30, 2025 financial supplement. The press release and the financial supplement are attached hereto as Exhibit 99.1 and Exhibit 99.2, respectively, and are incorporated by reference herein.
Item 9.01 | Financial Statements and Exhibits. (d) Exhibits
Exhibit Number | Description
99.1 | Assured Guaranty Ltd. Press Release dated November 6, 2025 reporting third quarter 2025 results
99.2 | September 30, 2025 Financial Supplement of Assured Guaranty Ltd.
104.1 | Cover Page Interactive Data File - the cover page XBRL tags are embedded within the Inline XBRL document

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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.

| Assured Guaranty Ltd.
| By: | /s/ BENJAMIN G. ROSENBLUM
|  | Name: Benjamin G. Rosenblum Title: Chief Financial Officer

DATE: November 6, 2025
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