Editor's Note: In this feature from Stockpickr, we highlight lists of stocks that have made new highs, lows or seen other unusual activity.

52-Week Highs

: As the price of crude oil rose on the New York Mercantile Exchange Thursday, industry heavyweight

Exxon Mobil

(XOM) - Get Report

added $1.42, or 1.7%, to a 52-week high of $84.77.

Biggest % Gainers

: Fuel cell maker

Hoku Scientific

( HOKU) skyrocketed 47% after the company announced a $678 million polysilicon contract. Beginning in 2009, Hoku will deliver polyscilicon to

Suntech Power

(STP)

over a 10-year period. Hoku shares rose $2.15 to $6.75.

52-Week Lows

: Drugmaker

Sanofi-Aventis

(SNY) - Get Report

plunged to $41.33, a 52-week low, after the Food and Drug Administration indicated it would reject the company's weight-loss drug Zimulti. The news sent shares tumbling $1.74, or 4%.

Biggest % Losers

:

Capstone Turbine

(CPST) - Get Report

decreased 8% Thursday, after the microturbine maker reported a slump in fourth-quarter and full-year revenue. Shares of the Chatsworth, Calif.-based company fell 9 cents, landing at $1.03.

Rising on Unusual Volume

: Trading at double its average volume,

Homex Development

(HXM)

increased 3.8% during Thursday's rally. Unlike its fellow American homebuilders, the Mexico-based company is steadily expanding and recently reported 20% growth in first-quarter revenues. Shares gained $2.29 closing at $62.59.

Stocks With Unusual Option Activity

:

Exelon

(EXC) - Get Report

was experiencing unusual options activity.

Forum of the Day

HazyDavy is

getting very tired

of

NYSE Euronext

(NYX)

.

Do You Know the Answer?

Nate_z asks if

anybody has an opinion on which is the better consumer-goods play

:

Clorox

(CLX) - Get Report

or

Colgate-Palmolive

(CL) - Get Report

?

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