Let's now take a look at hedge fund activity in other stocks similar to Summit Materials Inc (NYSE:SUM). We will take a look at LCI Industries (NYSE: LCII ), Cronos Group Inc. (NASDAQ: CRON ), Atlantica Yield plc (NASDAQ: AY ), and Fox Factory Holding Corp (NASDAQ: FOXF ). This group of stocks' market valuations are similar to SUM's market valuation.