Shares of Central Garden and Pet ( CENT) were among the Nasdaq's losers Monday, sliding 10% after the lawn and pet products company said that first-quarter results were worse than expected.

The company expects to post a loss of 12 cents to 14 cents a share for the first quarter ended Dec. 31. Previously, the company had projected break-even results. Central Garden and Pet estimates revenue of $320 million. Analysts polled by Thomson Financial projected a break-even bottom line and revenue of $335.8 million. Shares were trading down $4.97 to $43.82.

Eaton ( ETN) fell 6% after the industrial manufacturer gave a tepid guidance for 2007. The company reported a fourth-quarter profit of $241 million, or $1.59 a share, up from $210 million, or $1.38 a share, a year earlier. Excluding charges, earnings were $1.66 a share. Analysts, on average, expected a profit of $1.59 a share. Sales rose to $3.10 billion from $2.82 billion, missing Wall Street's expectation of $3.14 billion.

Looking ahead, Eaton forecast flat revenue in 2007 amid a demand decline in its end markets. The company sees full-year earnings of $6.30 to $6.50 a share, before items. Analysts predict earnings of $6.30 a share. For the first quarter, Eaton predicts earnings of $1.35 to $1.45 a share, below analysts' estimate of $1.58. Shares were trading down $4.39 to $73.26.

Shares of Swift Transportation ( SWFT) rose 9% after the trucking company agreed to be acquired by its founder for $31.55 a share in cash. Including about $332 million in debt, the deal is valued at about $2.74 billion. Previously, Swift rejected a $29 a share offer from its founder, Jerry Moyes. The new price represents a 14% premium to Friday's closing price of $27.74. Shares recently were up $2.55 to $30.29.

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