You don't understand the difference between purchases and option awards eother do you? 156,364 shares were awarded as option on July 9th. The last actual "purchase" of stock was in une and August of 2012 for a measley total of 34,000 shares. Learn what you're doing or the market will eat you alive, like the management of this company has done for years to investors.
That's not 'huge insider buying'...that's Long Term Incentives for the leadership...huge insider acquisition of Stock Options/Restricted Stock...no investment or real money from the insiders.... If Eric went out and actually bought 200k shares, well then, that might be 'huge'.
After yesterday's huge jump... Normal. In fact todays activity shows that the spike has legs. Nobody's really selling at this price even after seeing double digits yesterday. Volume spikes when price goes up showing that if u want to buy more than a handful u need to up ur limit price