Company Update

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): March 4, 2025     KeyCorp   (Exact name of registrant as specified in charter)     001-11302 (Commission File Number)   Ohio   34-6542451 (State or other jurisdiction of incorporation)   (I.R.S. Employer Identification No.) 127 Public Square Cleveland , Ohio 44114-1306 (Address of principal executive offices and zip code) ( 216 ) 689-6300 (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 class   Trading Symbol(s)   Name of each exchange on which registered Common Shares, $1 par value   KEY   New York Stock Exchange Depositary Shares (each representing a 1/40th interest in a share of Fixed-to-Floating Rate Perpetual Non-Cumulative Preferred Stock, Series E)   KEY PrI   New York Stock Exchange Depositary Shares (each representing a 1/40th interest in a share of Fixed Rate Perpetual Non-Cumulative Preferred Stock, Series F)   KEY PrJ   New York Stock Exchange Depositary Shares (each representing a 1/40th interest in a share of Fixed Rate Perpetual Non-Cumulative Preferred Stock, Series G)   KEY PrK   New York Stock Exchange Depositary Shares (each representing a 1/40th interest in a share of Fixed Rate Reset Perpetual Non-Cumulative Preferred Stock, Series H)   KEY PrL   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 8.01 Other Events. On March 4, 2025, KeyCorp (the “Company”) issued $750,000,000 aggregate principal amount of its 5.121% Fixed-to-Floating Rate Senior Medium Term Notes, Series S, due April 4, 2031 (the “Notes”). The Notes were registered under the Securities Act of 1933, as amended, pursuant to a Registration Statement on Form S-3 (File No. 333-272573) filed by the Company with the Securities and Exchange Commission. In connection with the issuance and sale of the Notes, the legal opinion of Squire Patton Boggs (US) LLP, as counsel, is being filed as Exhibit 5.1 to this Current Report on Form 8-K.   Item 9.01. Financial Statements and Exhibits. (d) Exhibits.   Exhibit No.    Description of Exhibit 5.1    Opinion of Squire Patton Boggs (US) LLP as to the validity of the Notes. 104    Cover Page Interactive Data File (embedded within Inline XBRL document). 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.         KEYCORP Date: March 4, 2025             /s/ Andrea McCarthy       By: Andrea McCarthy       Assistant Secretary