-14% after-hours. A close friend in a long-short fund I know will be celebrating this news all night. Value investors, I salute you.
http://www.google.com/finance?q=NASDAQ%3AGRPN
Brutal.
http://news.ycombinator.com/item?id=3870044
It still has another billion to go (now at an equity value of $2.56bn), I guess that shorting now hasn't got the upside/return it had 200 days ago.