0001213900-23-015866 DEFA14A 2 20230301 20230301 Workhorse Group Inc. 0001425287 3711 261394771 NV 1231 DEFA14A 34 001-37673 23689963 100 COMMERCE DRIVE LOVELAND OH 45140 513-360-4704 100 COMMERCE DRIVE LOVELAND OH 45140 AMP Holding Inc. 20100525 Title Starts Online, Inc. 20080128 DEFA14A 1 ea174471-8k_workhorse.htm CURRENT REPORT EX-99.1 2 ea174471ex99-1_workhorse.htm PRESS RELEASE, DATED MARCH 1, 2023