UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q (Mark One) ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the transition period from to Commission File Number: 000-10436 L.B. Foster Company (Exact name of registrant as specified in its charter) (State of Incorporation) (I. R. S. Employer Identification No.) 415 Holiday Drive, Suite 100, Pittsburgh, Pennsylvania 15220 (Address of principal executive offices) (Zip Code) ☒ Quarterl ...