Why Guzman Y Gomez, MacMahon, Strike Energy, and WiseTech shares are sinking

In afternoon trade, the S&P/ASX 200 Index (ASX: XJO) is on course to start the new financial year with a small decline. At the time of writing, the benchmark index is down 0.3% to 7,741.8 points. Four ASX shares that are falling more than most today are listed below. Here's why they are sinking: Guzman Y Gomez Ltd (ASX: GYG) The Guzman Y Gomez share price is down 8% to $25.20. This may have been driven by concerns over the …