A substantial insider sell was reported on September 30, by THOMAS LEONARD, Director at Kadant (NYSE:KAI), based on the recent SEC filing. What Happened: LEONARD’s recent move involves selling 2,000 shares of Kadant. This information is documented in a Form 4 filing with the U.S. Securities and Exchange Commission on Monday. The total value is $674,796. Kadant’s shares are actively trading at $338.0, experiencing a down of 0.0% during Tuesday’s morning session. Discovering Kadant: A Closer LookKadant Inc. supplies process and engineering equipment for papermaking, recycling, lumber manufacturi…