8-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 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 earliestevent reported): May 17, 2023

STEWART INFORMATION SERVICES CORPORATION

(Exact Name of Registrant as Specifiedin Charter)

Registrant’s telephone number,

including area code: 713-625-8100

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):

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

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §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. ¨

On May 17, 2023, Stewart Information Services Corporation (the “Company”) held its 2023 Annual Meeting of Stockholders (the “2023 Annual Meeting”). Only stockholders of record as of the close of business on March 20, 2023 were entitled to vote at the 2023 Annual Meeting. As of March 20, 2023, 27,390,756‎ shares of the Company’s Common Stock were outstanding and entitled to vote at the 2023 Annual Meeting. At the 2023 Annual Meeting, ‎‎25,078,124‎ shares of Common Stock were represented, in person or by proxy, constituting a quorum for the meeting.

The following three proposals, each of which is described in detail in the Company’s definitive proxy statement filed with the Securities and Exchange Commission on April 5, 2023, were before the meeting, and they received the following votes:

Proposal 1: Election of Nine Directors to Serveuntil the 2024 Annual Meeting. The following individuals were elected to serve as directors of the Company:

Proposal 2: Approval, on an advisory and non-bindingbasis, of the compensation of the ‎Company’s named ‎executive officers.‎ The stockholders approved, on a non-binding advisory basis, the executive compensation as disclosed in the Proxy.

Proposal 3: Ratification of the appointmentof KPMG LLP as the Company’s Independent Registered Public Accounting Firm for 2023. The stockholders ratified the appointment of KPMG LLP as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2023.

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.