Wall Street Roundup: Goldman again. BlackRock rising.

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Gold: Trading now at $1,378 per ounce, down 1% from Thursday. Dow Jones industrial average: Trading now at 11,370.70, up 0.1% from Thursday.

Rethinking experts. An investment bank that started an expert consultant network for investors is looking at shutting it down after authorities began probing the role of such networks in insider trading.

Goldman again. Sen. Carl Levin (D-Mich.) turned up e-mails that suggest another instance in which a Goldman Sachs trader was trying to take advantage of other investors -- though in this case the trader appears not to have succeeded.

BlackRock rising. Bloomberg looks at the financial firm that is becoming ‘the colossus of Wall Street’ without much in the way of blowback.

S&P’s telling move. The iconic index of major American companies, the Standard & Poor’s 500, is dropping the New York Times and adding, in its place, Netflix.

-- Nathaniel Popper