Shares of

PW Eagle

(PWEI)

were among the

Nasdaq's

losers Wednesday, falling 8% after the maker of PVC pipe products priced a stock offering at a significant discount to its Tuesday closing price.

The company agreed to sell 1 million shares to 10 institutional investors for $18.75 apiece, representing a 22% discount to Tuesday's closing price of $24.05. PW Eagle, which expects to receive proceeds of about $17.5 million from the sale, plans to use proceeds from the offering to deleverage its balance sheet. The company also, as part of the stock sale, issued warrants to buy an additional 300,000 shares. The warrants are exercisable at $27 a share until 2010.

As a result of the increase in shares, PW Eagle now sees fourth-quarter earnings of at least $3.55 a share. The company continues to expect full-year earnings of at least $4.50 a share. Shares were trading down $1.87 to $22.18.

Vail Resorts

(MTN) - Get Report

rose 2% after the resort operator posted better-than-expected first-quarter results. The company reported a loss of $34.3 million, or 93 cents a share, on sales of $85.4 million. Excluding stock-based compensation costs, the company posted a loss of $33.3 million, or 90 cents a share. Analysts polled by Thomson First Call expected a bigger loss of 95 cents a share, with sales of $84.1 million. Last year, Vail Resorts reported a first-quarter loss of $31.5 million, or 89 cents a share, on sales of $97.9 million. Shares were up 91 cents to $38.17.

Shares of

Panera Bread

(PNRA)

increased 2% after the company posted solid November sales and lifted its full-year earnings forecast by a penny. The bakery operator posted a systemwide same-store sales gain of 7.7% for the four weeks ended Nov. 29. Same-store sales rose 7.7% at franchised bakery stores and 7.5% at company-owned stores. For the eight weeks ended Nov. 29, Panera posted a systemwide same-store sales gain of 7.9%, ahead of the company's targeted growth rate of 6.8% to 7.1%. The company now sees full-year earnings of $1.63 to $1.64 a share, up from its previous view of $1.62 to $1.63 a share. Analysts predict earnings of $1.63 a share. Panera shares were trading up $1.49 to $69.26.

Shares of

Diana Shipping

( LUFK) fell 5% after the company completed a follow-on offering of 5 million shares at $13.50 a share. The offering represented a 4% discount to Tuesday's closing price of $14.08. The shipping transportation company also granted underwriters a 30-day option to purchase an additional 750,000 shares to cover over-allotments. Shares were trading down 77 cents to $13.31.

Lufkin Industries

( LU) rose 8% after Standard & Poor's said it plans to add the provider of oil-field pumping units to its

S&P 600

index after the close of trading Dec. 13. Lufkin will replace

Spinnaker Exploration

( SKE), which is being acquired by Norway-based

Norsk Hydro

( NHY). Shares of Lufkin recently gained $3.99 to $52.47.

Navigant Consulting

(NCI) - Get Report

also got a boost from an S&P move. The consulting company will replace

York International

( YRK) in the

S&P MidCap 400

following the close of trading Friday. York is being acquired by

Johnson Controls

(JCI) - Get Report

. Navigant shares rose 8%, or $1.73, to $22.54.

NYSE

volume leaders included

Pfizer

(PFE) - Get Report

, down 4 cents to $21.10;

International Coal

( ICO), down 22 cents to $11.11;

XL Capital

(XL) - Get Report

, up 3 cents to $65.68;

Exxon Mobil

(XOM) - Get Report

, down 24 cents to $59.45;

Newmont Mining

(NEM) - Get Report

, up $1.08 to $49.83;

Nokia

(NOK) - Get Report

, up 15 cents to $17.82;

Ford

(F) - Get Report

, up 13 cents to $8.24; and

Lucent Technologies

(LU)

, down 6 cents to $2.80.

Nasdaq volume leaders included

Cisco Systems

(CSCO) - Get Report

, up 30 cents to $17.86;

Sun Microsystems

(SUNW) - Get Report

, up 6 cents to $4.15;

Intel

(INTC) - Get Report

, down 33 cents to $26.34;

Microsoft

(MSFT) - Get Report

, down 4 cents to $27.65;

Sirius Satellite

(SIRI) - Get Report

, up 7 cents to $7.28;

Apple Computer

(AAPL) - Get Report

, down 69 cents to $73.36;

JDSU

(JDSU)

, up 2 cents to $2.73; and

Oracle

(ORCL) - Get Report

, down 4 cents to $12.48.