Donnelley Financial Solutions(DFIN) - 2023 Q1 - Quarterly Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 For the quarterly period ended March 31, 2023 Delaware 36-4829638 (State or other jurisdiction of incorporation or organization) 35 West Wacker Drive, Chicago, Illinois 60601 (Address of principal executive offices) (Zip code) (I.R.S. Employer Identification No.) OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 1-37728 FORM 10-Q Donnelley Financial Solutions, Inc. ☒ QUA ...