A few focused mutual funds attempt to hoard big-volume stocks -- those that trade frequently. Every stock mentioned below had average volume of more than $1 billion of market activity over a recent five-day period.

If you prefer buying mutual funds over individual stocks but want exposure to these fast-moving shares, the following funds may interest you. Remember, the stocks are so liquid, any of the funds may have already liquidated their position in these companies by now.

Once again,

Apple

(AAPL) - Get Apple Inc. (AAPL) Report

ranks at the top of all U.S. common stocks for the highest dollar volume of trading. Apple stock averaged $4.76 billion per day over a recent five trading days. At 14% of assets, Apple is also the No. 1 holding of the

Berkshire Focus Fund

(BFOCX) - Get Berkshire Focus Report

.

Bank of America

(BAC) - Get Bank of America Corp Report

is the second most actively traded stock in our study at $3.04 billion. At 16.5% of assets, it is the second-largest holding of the

Banks UltraSector ProFund

(BKPIX) - Get ProFunds Bnks UltraSect Inv Report

behind

JPMorgan Chase

(JPM) - Get JPMorgan Chase & Co. (JPM) Report

at 18% and ahead of

Citigroup

(C) - Get Citigroup Inc. Report

at 13.9%.

Two other financial stocks made the $1 billion cut.

Wells Fargo

(WFC) - Get Wells Fargo & Company Report

at 14.3% and

Wachovia

(WB) - Get Weibo Corp Sponsored ADR Class A Report

with 10.3% are the top two positions of the

Fidelity Select Banking Portfolio

(FSRBX) - Get Fidelity Select Banking Report

TheStreet Recommends

.

Exxon Mobil

(XOM) - Get Exxon Mobil Corporation Report

ranks third in dollar trading volume at $2.3 billion. Exxon makes up a whopping 24.4% of the

Oil & Gas UltraSector ProFund,

(ENPIX) - Get ProFunds UltraSector Oil&Gas Inv Report

followed by

Chevron

(CVX) - Get Chevron Corporation Report

at 10.6%.

Schlumberger

(SLB) - Get Schlumberger NV Report

, at 18.4% of assets, is the biggest holding of the

Fidelity Select Energy Services Fund

(FSESX) - Get Fidelity Select Energy Svcs Report

.

Tech stocks

Microsoft

(MSFT) - Get Microsoft Corporation (MSFT) Report

at 13.9% of assets and

Oracle

(ORCL) - Get Oracle Corporation Report

at 9.9% are top holdings of

Fidelity Select Software and Computer Services Portfolio

(FSCSX) - Get Fidelity Select Software & IT Svcs Report

.

For an explanation of our ratings,

click here

.

Kevin Baker became the senior financial analyst for TSC Ratings upon the August 2006 acquisition of Weiss Ratings by TheStreet.com, covering mutual funds. He joined the Weiss Group in 1997 as a banking and brokerage analyst. In 1999, he created the Weiss Group's first ratings to gauge the level of risk in U.S. equities. Baker received a B.S. degree in management from Rensselaer Polytechnic Institute and an M.B.A. with a finance specialization from Nova Southeastern University.