Investors don't think a leadership transition is enough to help SolarEdge.To say investors in solar energy company SolarEdge Technologies (SEDG -1.32%) have had a bad year is an understatement. The stock's sharp decline continued this week. As of Friday midday trading, SolarEdge shares were down by over 15% just this week, according to data provided by S&P Global Market Intelligence.That drop has contributed to a massive 74% decline SolarEdge shares this year. That more than erased all the prior gains the s ...