Updated from 11:51 a.m. ESTShares of Sirva ( SIR) were big NYSE losers Monday, falling 38.5% after the relocation services company warned that its fourth-quarter earnings would miss estimates because of accounting issues in its insurance and European operations. The company now expects to post a loss of 16 cents to 20 cents a share. Previously, it expected earnings of 15 cents to 17 cents a share. Analysts polled by Thomson First Call had been expecting earnings of 16 cents a share. A review of its accounting practices and significant balance sheet accounts turned up pretax charges of $21 million to $25 million, or 18 cents to 22 cents a share. "The review was undertaken in connection with implementing procedures to comply with section 404 of the Sarbanes-Oxley Act, the disappointing performance of the company's insurance and European businesses in the third quarter of 2004, and as part of its year-end closing process," the company said. The news comes just a week after the company announced the resignation of Joan Ryan, its CFO. Shares traded down $5.54 to $8.86. Mattel ( MAT) rose 6% after the company posted fourth-quarter earnings that came in ahead of expectations. Excluding a one-time tax gain, the toymaker earned 52 cents a share on sales of $1.85 billion. Analysts were expecting earnings of 48 cents a share on sales of $1.76 billion. The company's results, which were helped by a 30% sales jump in the entertainment division, were good enough to beat expectations despite what it called a "challenging retail environment." Shares traded up $1.10 to $19.45. Shares of Sealed Air ( SEE) rose 8.8% after the packaging maker posted fourth-quarter earnings that were ahead of expectations. Excluding items, the company earned 81 cents a share on sales of $1.02 billion. Analysts were expecting earnings of 67 cents a share on sales of $978.2 million. Looking ahead, the company expects 2005 earnings of $2.95 to $3.05, which includes 11 cents to 12 cents a share in charges related to contingent convertible debt. Analysts had been expecting earnings of $2.95 a share. Shares traded up $4.15 to $51.30.