UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR- 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 Commission File Number 1-898 | --- | --- | |--------------------------------------------------------------------------------------------------------------|------------------------------------------------------| | | | | AMPCO-PITTSBURGH CORPORATION | | | Pennsylvania (State of Incorporation) | 25-111 ...