stockenfreude
The pleasure you derive from watching a stock drop in price after you've sold it.
John: Wow, I'm so glad I sold that XYZ stock -- it's fallen 10% in the week since I dumped it.
Mary: You've got a case of stockenfreude.
Mary: You've got a case of stockenfreude.
Stockenfreude
The gleeful feeling you get when a stock you sold goes down in price after you sold it.
Look at that smirk on Jenny's face -- she sold her Microsoft stock at $325, and now it's $250. Yeah, she's experiencing stockenfreude.