Facebook started at $38. It is at $19.41 right now, If I was a Facebook shareholder I would be very worried that half my investment is gone, and that said FB

Facebook started at $38. It is at $19.41 right now, If I was a Facebook shareholder I would be very worried that half my investment is gone, and that said FB engineers and early inverters had just cashed out after the latest lockup expired. It is a publicly traded company now, and like any CEO Zuck's job is to make money.