And since most hedge funds have limited redemption periods (often no more than a 2-3 week window once per year) a large amount of selling becomes concentrated into a relatively short period of time.

FORBES: GLD And Gold Shaking Hedge Fund Drag

They had a slightly larger yard than most of their crammed-in neighbors, so they had closed it off with sheets of rusty corrugated metal, and there, at four long wooden tables beneath a string of light bulbs which dangled from a second-story clostra-block window, they served up to thirty customers per night, if the turnover was fast.

NEWYORKER: Ghosts