Top 4 Small-Cap Stocks In The Pollution & Treatment Controls Industry With The Highest Operating Margin

Below are the top small-cap pollution & treatment controls stocks on the NYSE and the NASDAQ in terms of operating margin. The trailing-twelve-month operating margin at Calgon Carbon Corporation CCC is 13.50%. Calgon Carbon's PEG ratio is 3.25. The trailing-twelve-month operating margin at Federal Signal Corp. FSS is 10.10%. Federal Signal's EPS for the same period is $1.00. The trailing-twelve-month operating margin at CECO Environmental Corp. CECE is 8.80%. CECO Environmental's revenue for the same period is $263.20 million. The trailing-twelve-month operating margin at Tennant Company TNC is 8.80%. Tennant's EPS growth forecast for the next year is 24.78%.