TransUnion

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. On November 5, 2026, the Board of Directors of TransUnion (the “Company”) appointed David Gilbert as the Interim Chief Financial Officer of the Company, effective as of January 1, 2027. As previously disclosed in the Company’s Current Report on Form 8-K filed on September 23, 2026, the Company’s current Chief Financial Officer, Todd M. Cello, announced his resignation from his role as Chief Financial Officer on September 19, 2026, effective as of December 31, 2026. Mr. Cello will then serve as a full-time advisor through March 1, 2027. Mr. Gilbert, age 57, has served as the Company’s Senior Vice President and Chief Financial Officer, International segment, since August 2017. Mr. Gilbert joined the Company in 1991, serving in various finance and accounting roles of increasing responsibility throughout his tenure. Mr. Gilbert is a certified public accountant and holds a Bachelor of Business Administration in Accounting from Loyola University of Chicago. In connection with Mr. Gilbert’s appointment as Interim Chief Financial Officer, Mr. Gilbert will receive a monthly stipend of $15,000 for the duration of his service as Interim Chief Financial Officer. In addition, separate from and not as compensation for his service as Interim Chief Financial Officer, Mr. Gilbert will receive (i) a cash retention award in the amount of $150,000, 50% of which will be paid in June 2027 and 50% of which will be paid in December 2027, in each case subject to Mr. Gilbert’s continued employment with the Company through the applicable payment date, and (ii) a retention award of restricted stock units with a grant date value of $150,000 pursuant to the Company’s Second Amended and Restated 2015 Omnibus Incentive Plan, which will vest in full on the first anniversary of the grant date, subject to Mr. Gilbert’s continued employment with the Company through the vesting date. There are no arrangements or understandings between Mr. Gilbert and any other person pursuant to which he was selected as an officer. Mr. Gilbert has no family relationships with any director or executive officer of the Company and there are no transactions involving Mr. Gilbert that would be required to be reported under Item 404(a) of Regulation S-K.

Item 7.01. Regulation FD Disclosure A copy of the press release announcing the appointment of Mr. Gilbert is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference. Exhibit 99.1 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 under that Section and shall not be deemed to be incorporated by reference in any filing made by the Company under the Securities Act of 1933, as amended, or the Exchange Act.