Author Bio Howard grew up in Philadelphia watching the Philly sports teams struggle for championships. He has been investing since 1989 and been a Fool since 2001. Prior to joining The Fool as a contract writer in 2019, Howard worked in the steel business as an engineer for 28 years. When he isn’t writing, he is usually out for a run, or relaxing to the music of the Grateful Dead. What happened Shares of lidar sensor maker Velodyne Lidar (NASDAQ:VLDR) were trading 10% lower Thursday as of 11:45 a.m. EST. But that was after the stock shot up by almost 50% earlier this week. The stock has now given back about half of those gains.