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: After takeover rumors surfaced on Friday, U.S. Steel ( X) soared to a 52-week high. The steel producer ended the session up 8%, or $9.25, at $125.05.

Biggest % Gainers: Limelight Networks ( LLNW), which provides network services to media companies, rocketed 48% Friday after the company's initial public offering. Shares of the Tempe, Ariz., company traded far beyond expectations, climbing $7.18 to $22.18.

52-Week Lows: Shares of Volt Information Sciences ( VOL) hit a 52-week low after the telecommunications staffing company reported earnings that missed Wall Street's estimates late Thursday. The stock closed Friday's sessin down 16 cents, or 0.8%, at $21.25.

Biggest % Losers: Houston's oil and gas company Endeavor International ( END) bucked Friday's broad market rally, plunging 19%. After the company reported shutting down its Balgownie exploratory well in the North Sea, shares dropped 39 cents to $1.67. On the news, JPMorgan lowered its rating to underweight from overweight, citing the failed well and a lack of many other drilling opportunities.

Rising on Unusual Volume: Vail Resorts ( MTN) added 2.3% on heavy trading. Average volume increased 258% on Friday, after reports indicated third-quarter earnings jumped 15%. The Colorado-based ski resort operator closed at $60.17, adding $1.35 for the day.

Stocks With Unusual Option Activity: Take-Two Interactive ( TTWO) was experiencing unusual option activity Friday. Shares gained 8 cents, or 0.4%, to $18.65.

Latest Activist Situations: Sun Capital's SCSF Equities disclosed an 8% stake in apparel maker Kellwood ( KWD).

Forum of the Day

OptionsMonster opens discussion on Bally Technologies ( BYI).

Do You Know the Answer?

Corgy wonders, When the dust settles during this correction, which sectors would you consider getting into for the next run?

Feeling Lucky?

And finally, try picking a random portfolio suited to do-it-yourselfers with more detailed analysis at I'm Feeling Lucky.
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