Baystreet Staff - Friday, May 8, 2015 Ritchie Bros. Auctioneers Incorporated 09:53 AM EST - Ritchie Bros. Auctioneers Incorporated : has published its April 2015 auction metrics on the company's website. Ritchie Bros. Auctioneers Incorporated shares T.RBA are trading up $1.82 at $32.95.