UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934: For the fiscal year ended December 31, 2018 OR □ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File No. 1-10686 MANPOWERGROUP INC. (Exact name of registrant as specified in its charter) | WISCONSIN | 39-1672779 | | --- | --- | | (State or other jurisdiction of | (I.R.S. Employer | | inco ...