Video: How Hedge Funds See Oil, Banks

Hedge funds were big players in (pre-bubble) housing, commodities and oil price runups.

Philip Duff, managing principal at Duff Capital Advisors, offers CNBC the hedge-fund view of Merrill Lynch, regional banks including PNC Financial Services Group , and where the markets in general -- and oil, specifically -- are headed.

Other regional banks:

- National City

-Fifth Third Bancorp

Oil ETF:

- United States Oil Fund