NEW YORK ( TheStreet) -- Automaker General Motors ( GM) was falling 0.7% to $32.80 in premarket trading Thursday after reporting first-quarter net earnings of $1.77 a share. The company earned f 95 cents a share when excluding a gain from special items of 82 cents.

Analysts, on average, were expecting profit of 91 cents a share from GM.

Battery component maker Polypore International ( PPO) was soaring 15.6% to $64 after posting first-quarter profit that was well above the Wall Street consensus.

Optical networker JDS Uniphase ( JDSU) was surging 10% to $22 after posting strong, quarterly profit.

Lloyds Banking Group ( LYG) was tumbling 8.4% to $3.47 in premarket trading after reporting a first-quarter loss of $4.02 billion.

ION Geophysical ( IO) fell more than 7.9% to $9.95 after the energy industry data provider reported break-even results for the first quarter, but said one of its businesses is being "significantly impacted" by the turmoil in Libya.

Specialty grocer Whole Foods Markets ( WFMI) was popping 4.5% to $62.40 after topping Wall Street's earnings estimate for its fiscal second quarter.

Chinese social networking site Renren ( RENN) was rising 1.6% to $18.30 after its U.S. debut Wednesday.

Visa ( V) is anticipated to report second-quarter profit of $1.20 a share on Thursday. Shares of the payments company were falling 1% to $79.

Kraft Foods ( KFT) is expected to post first-quarter profit of 47 cents a share at the closing bell Thursday. Kraft shares were up 0.3% to $33.94.

Insurer American International Group ( AIG) is expected to report a first-quarter loss of 15 cents a share after the markets close Thursday.

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-- Written by Andrea Tse in New York.

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