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

Tweeter Home Entertainment

(TWTR) - Get Twitter, Inc. Report

swung to a second-quarter loss and said it might file for bankruptcy. That sent shares plummeting 70% to 41 cents and the top of Stockpickr's

Biggest % Loser list.

Shares of

Whole Foods

( WFMI) fell 10% on poor earnings to $41.15 and a

52-Week Low.

Visual Sciences

( VSCN) jumped 31% on an earnings beat, earning the digital marketing company

Biggest % Gainer status.

Hillenbrand Industries

( HB), maker of caskets and hospital beds, said Thursday it would split into two companies. Shares responded by climbing atop the

52-Week Highs list.

Torch Energy Royalty Trust

(TRU) - Get TransUnion Report

was

Rising on Unusual Volume after a tender offer from Trust Venture. Shares were up 26% to $8.02, with volume exceeding 3,000%.

TheStreet Recommends

Commercial Metals

(CMC) - Get Commercial Metals Company Report

topped Stockpickr's

Stocks With Unusual Option Activity list, on no major news Thursday.

Finally,

Griffon

(GFF) - Get Griffon Corporation Report

was near the top of the

Latest Activist Situations list, after hedge fund Clinton Group on Thursday disclosed that it upped its stake in the company and pushed for a sale or recapitalization.

Forum of the day

Do poor retail sales indicate we're in a recession?

What's going on with the dollar?, mock portfolio asks.

Do you know the answer?

Richard Allen asks

if he should buy

Goldman Sachs

(GS) - Get Goldman Sachs Group, Inc. (GS) Report

at $224 a share?

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And finally, try picking a random portfolio suited to do-it-yourselfers with more-detailed analysis at

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