S1 (SONE) , a maker of software for financial services companies, was up 16.2% in late morning. Late Tuesday, the company posted a fourth-quarter loss of $14.45 per share including a $778.4 million merger-related charge, far worse than the loss of $5.64 to $6.58 estimated by the company in a January warning.

The company, however, said it would reach to EBITDA profitability in 2001. The stock is down from a 52-week high of $142.50.

Goldman Sachs

raised its 2001 loss per share estimate to $2.25 from $6.50.

U.S. Bancorp Piper Jaffray

cut its price target to $10 but did not state what the old target was.

Prudential

widened its loss estimate but said the worst of S1's restructuring problems are behind it.