Reg FD Disclosure

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) June 12, 2023 NORTHERN TRUST CORP ORATION (Exact name of registrant as specified in its charter) Delaware 001-36609   36-2723087 (State or other jurisdiction of incorporation) (Commission File Number)   (IRS Employer Identification No.) 50 South LaSalle Street   60603 Chicago, Illinois (Zip Code) (Address of principal executive offices)   Registrant’s telephone number, including area code ( 312 )  630-6000 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 Name of each exchange on which registered Common Stock, $1.66 2/3 Par Value NTRS The NASDAQ Stock Market LLC Depositary Shares, each representing 1/1,000th interest in a share of Series E Non-Cumulative Perpetual Preferred Stock NTRSO The NASDAQ Stock Market LLC 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 7.01.    Regulation FD Disclosure On June 12, 2023 at approximately 1:45 p.m. (ET) / 12:45 p.m. (CT), Jason J. Tyler, Executive Vice President and Chief Financial Officer of Northern Trust Corporation (the “Corporation”), and Thomas A. South, Executive Vice President and Chief Information Officer, will speak at the Morgan Stanley Financials, Payments and CRE Conference (the “Conference”) in New York. The audio webcast of the presentation will be available live and for replay for 30 days from the presentation date and can be accessed from the “Investor Relations” section of the Corporation’s website at https://www.northerntrust.com/about-us/investor-relations. Attached as Exhibit 99.1 are the slides that Mr. Tyler and Mr. South will present at the Conference. The information in this Form 8-K, including Exhibit 99.1, is being furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed to be incorporated by reference in any registration statement or other document filed under the Securities Act of 1933, as amended, or the Exchange Act, except as otherwise stated in such filing. Item 9.01.    Financial Statements and Exhibits     (d) Exhibits: Exhibit Number Description 99.1 Conference Slides 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, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.   NORTHERN TRUST CORPORATION (Registrant) Dated: June 12, 2023 By: /s/ Jennifer L. Childe Jennifer L. Childe Senior Vice President and Director of Investor Relations