Image source: Ritchie Bros. Auctioneers.
Ritchie Bros. Auctioneers (NYSE: RBA) stock has had a nice run since mid-January, advancing over 30%. With the heavy-equipment auctioneer just announcing record auction sales in the first quarter, it looks like 2016 could turn out to be another good year for the company. But after that swift share-price advance, is it a buy right now?