Securities and Exchange Commission officials are looking into trading activity that took place in response to the AP tweet, according to a spokesman, who said the agency routinely looks into irregular market action.

WSJ: Twitter Hoax Sparks Swift Stock Swoon

After significantly building up their net-long positions in gold futures and options contracts on Comex division of the New York Mercantile Exchange in the past three weeks, speculators completely eliminated those recently established long positions in the latest count of speculative activity from Commodity Futures Trading Commission.

FORBES: Funds Shed Gold Positions, Bolster PGM Futures, Options - CFTC

The Securities and Exchange Commission wants to create a central database of real-time trading activity, another in a string of proposals it has made in the last few weeks in response to concerns that the stock markets are broken.

FORBES: SEC Wants Real Time Trading Data