Wall Street Roundup: Bonus bummer. Trading on Twitter.

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Gold: Trading now at $1,388 per ounce, down 0.1% from Tuesday. Dow Jones industrial average: Trading now at 11,543.80, up 0.1% from Tuesday.

Bonus bummer. While there is a lot of talk about bank profits, all signs point to bank bonuses dropping this year, by 7% according to one new poll.

Copper king. One trader appears to hold about 90% of the copper stock in London warehouses, raising fears that the market could be cornered.

Trading on Twitter. A British hedge fund is evaluating Twitter posts to determine where the market is heading.

Success since Lehman. A quick roundup of which industries have seen the most success on the markets since Lehman Brothers collapsed, and which have seen the least.

Goldman on top. Goldman Sachs again topped the rankings of mergers and acquisitions dealmakers over the last year, with Morgan Stanley coming in second and JPMorgan Chase falling behind Credit Suisse.

Preemptive strike. Bank of America is taking all precautions in dealing with critics, even buying up domain names that might allow the bank’s CEO to be mocked -- addresses like BrianMoynihanSucks.com.

--Nathaniel Popper