UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

~~Washington~~WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

~~Pursuant~~PURSUANT toTO ~~Section~~ SECTION 13 orOR 15(d) ~~of the~~ ~~Securities~~OF ~~Exchange Act of 1934~~THE

~~Date~~SECURITIES ofEXCHANGE ~~Report (Date~~ACT ofOF ~~earliest event reported):~~1934

~~December~~DATE ~~12,~~OF ~~2025~~REPORT (~~December~~DATE ~~10,~~OF ~~2025~~EARLIEST EVENT REPORTED): February 4, 2026

~~Stewart~~STEWART ~~Information~~INFORMATION ~~Services~~SERVICES ~~Corporation~~CORPORATION

(~~Exact~~EXACT ~~name~~NAME ofOF ~~registrant~~REGISTRANT asAS ~~specified~~SPECIFIED IN inITS ~~its charter~~CHARTER)

Delaware	~~001-02658~~	74001-~~1677330~~02658	74-1677330
(State or other jurisdiction)	(Commission File No.)	(I.R.S. Employer Identification No.)
(STATE OR OTHER JURISDICTION)		(COMMISSION FILE NO.)	(I.R.S. EMPLOYER IDENTIFICATION NO.)

1360 Post Oak Blvd, Suite 100, Houston, Texas 77056 ~~(Address of Principal Executive Offices)(Zip Code)~~

(~~Registrant’s~~Address ~~Telephone~~Of ~~Number,~~Principal ~~Including Area~~Executive ~~Code~~Offices) (~~713~~Zip Code) ~~625-8100~~

~~Check~~Registrant’s ~~the~~Telephone ~~appropriate box below if the Form 8-K filing is intended~~Number, toIncluding ~~simultaneously~~Area ~~satisfy~~Code: ~~the filing obligation of the registrant under any of the following provisions~~ (~~see~~713) ~~General~~625-8100 ~~Instruction A.2. below):~~

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 class	Trading Symbol(s)	~~Trading~~Name ~~symbol(s)~~of each exchange on which registered		~~Name of each exchange on which registered~~
Common Stock, $1 par value	STC	~~STC~~New York Stock Exchange (NYSE)		~~New York Stock Exchange (NYSE)~~

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~~ITEM 12.0102. ~~Entry~~RESULTS ~~into~~OF aOPERATIONS ~~Material~~AND ~~Definitive~~FINANCIAL ~~Agreement~~CONDITION.

OnA ~~December~~press ~~10,~~release ~~2025,~~issued by Stewart Information Services Corporation ~~(the~~on ~~“Company”) entered into an underwriting agreement (the “Underwriting Agreement”)~~February 4, ~~between the Company and Goldman Sachs & Co. LLC~~2026, asregarding ~~representative~~financial ofresults for the ~~several~~three ~~underwriters~~months ~~listed~~ended ~~on Schedule I thereto (the “Underwriters”)~~December 31, ~~pursuant~~2025, tois ~~which~~attached ~~the~~hereto ~~Company~~as ~~agreed to issue and sell to the Underwriters~~ Exhibit 99.1,~~900,000~~ ~~shares~~and ofis ~~common~~incorporated ~~stock,~~herein ~~par~~by ~~value $1~~reference.00 ~~(“Common Stock”),~~This ininformation ais ~~registered~~not ~~public~~deemed ~~offering (the “Offering”) pursuant~~ to anbe ~~effective shelf registration statement on Form S-3 (Registration File No. 333-292051) (the~~ “~~Shelf Registration Statement~~filed”~~). Pursuant to the Underwriting Agreement, the Company~~ ~~granted~~for the ~~Underwriters~~purposes ~~an option to purchase an additional 285,000 shares~~ of ~~Common~~Section 18 ~~Stock (the “Option”). On December 11, 2025, the Underwriters exercised in full the Option. The description~~ of the ~~Underwriting~~Securities ~~Agreement~~Exchange ~~contained~~Act ~~herein is qualified in its entirety by reference to the Underwriting Agreement, a copy~~ of ~~which~~1934 ~~is included as Exhibit 1.1 to this Current Report on Form 8-K~~ and is not incorporated ~~herein~~ by reference. Ain ~~specimen~~any ~~certificate~~filing ~~for~~under the Securities ~~Common~~Act ~~Stock~~of is1933, ~~included~~ as ~~Exhibit 4~~amended.~~1 to this Current Report on Form 8-K and is also incorporated herein by reference.~~

OnITEM ~~December~~9.01. ~~12,~~FINANCIAL ~~2025,~~STATEMENTS ~~the~~AND ~~Company closed the Offering, including the shares of Common Stock issuable pursuant to the Option~~EXHIBITS.

~~Item 7.01 Regulation FD Disclosure.~~(d) EXHIBITS

On December 10, 2025, the Company’s wholly owned subsidiary, SISCO Holdings, LLC, completed its previously announced acquisition of the mortgage services of Mortgage Contracting Services, a property preservation services provider, for a cash purchase price of $330 million.

Exhibit No.	Description

99.1	Press release of Stewart Information Services Corporation dated February 4, 2026, reporting financial results for the three months ended December 31, 2025.
104	Cover Page Interactive Data File (embedded within the Inline XBRL document)

~~Item 8.01 Other Events.~~SIGNATURE

~~The~~Pursuant ~~Offering~~to ~~was~~the ~~made~~requirements ~~pursuant~~of to the ~~Shelf Registration~~Securities ~~Statement.~~Exchange ~~The~~Act ~~legal~~of ~~opinion~~1934, ofthe ~~Davis~~Registrant ~~Polk~~has &duly ~~Wardwell~~caused ~~LLP~~this ~~relating~~report to ~~the~~be ~~Common~~signed ~~Stock~~on ~~sold~~its ~~pursuant~~behalf toby the ~~Underwriting~~undersigned ~~Agreement is~~thereunto ~~filed~~duly ~~as Exhibit 5~~authorized.~~1 to this Current Report on Form 8-K.~~

~~Item~~STEWART 9INFORMATION SERVICES CORPORATION (Registrant) By: /s/ David C.01 Hisey David C. Hisey, Chief Financial ~~Statements~~Officer and ~~Exhibits.~~Treasurer

(d) Exhibits.
1.1	Underwriting Agreement, dated December 10, 2025, between Stewart Information Services Corporation and Goldman Sachs & Co. LLC, as representative of the several underwriters listed on Schedule I thereto.
4.1	Specimen Common Stock Certificate (incorporated by reference to Exhibit 4.1 to Form S-3 filed March 30, 2001).
5.1	Opinion of Davis Polk & Wardwell LLP.
23.1	Consent of Davis Polk & Wardwell LLP (included in Exhibit 5.1).
104	Cover Page Interactive Data File (embedded within the Inline XBRL document).

Date: February 4, 2026

SIGNATURE

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 thereunto duly authorized.

STEWART INFORMATION SERVICES CORPORATION (Registrant) By: /s/ David C. Hisey David C. Hisey, Chief Financial Officer and Treasurer

Date: December 12, 2025

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