Monday's Tech Winners & Losers

Shares of Open Solutions(OPEN Quote) were among technology's winners Monday, jumping 23% after the software company agreed to be acquired by private equity firms Carlyle Group and Providence Equity Partners for more than $1.3 billion.

The deal, which includes the assumption of debt, values Open Solutions at $38 a share, a 25% premium over Friday's closing price of $30.28. The transaction is expected to close during the first quarter of 2007. Open Solutions shares were trading up $6.84 to $37.12.

Shares of Sum Total Systems(SUMT Quote) slid 18% after the software products company previewed disappointing third-quarter earnings. The company sees adjusted earnings of $900,000 to $1.1 million, or 3 cents to 4 cents a share, and revenue of $27.3 million to $27.5 million. Analysts polled by Thomson First Call project earnings of 9 cents a share on revenue of $26.9 million. Sum Total blamed the earnings shortfall on higher-than-expected costs, mostly in its services business. Shares were trading down $1.36 to $6.12.

Asyst Technologies(ASYT Quote) rose 5% after the semiconductor-equipment maker posted better-than-expected first-quarter results. For the period ended June 30, the company posted adjusted earnings of $4.5 million, or 9 cents a share, on revenue of $117 million. Analysts expected earnings of 8 cents a share on revenue of $116.1 million. A year earlier, the company recorded a loss of $879,000, or 2 cents a share, on revenue of $117.5 million.

For the second quarter, Asyst sees adjusted earnings of 14 cents to 16 cents a share, with revenue of $120 million. Analysts, on average, forecast earnings of 15 cents a share and revenue of $124.2 million. Asyst shares were trading up 41 cents to $8.37.