Updated from 11:19 a.m. EST

Shares of

Winn-Dixie Stores

(WIN) - Get Report

were among the

NYSE's

winners Friday, rising 9.5% after the company said it hired a new chief executive.

The food retailer said that Peter L. Lynch would replace Frank Lazaran, effective immediately. "The board concluded that making this change was a necessary step toward achieving our objectives," the company said. Lynch most recently served as president and COO of

Albertson's

(ABS)

, one of the largest grocery store chains in the U.S. Shares traded up 38 cents to $4.39.

Shuffle Master

(SHFL)

fell 3.7% after the casino-supply company posted fourth-quarter earnings and sales that beat expectations, but warned that first-quarter results would fall below estimates. The company earned $6.5 million, or 27 cents a share, up from $5 million, or 19 cents a share, a year ago. Analysts polled by Thomson First Call were expecting earnings of 26 cents a share. Sales rose to $25.9 million, up from $17.6 million a year ago. Analysts were looking for $22.7 million. Looking ahead, Shuffle Master forecast first-quarter earnings of 21 cents to 23 cents a share, below analysts' expectations of 25 cents a share. Shares traded down $1.63 to $42.64.

Shares of

Delphi

( DPH) fell 3.9% after the company lowered financial guidance for several reporting periods and announced a restructuring plan. The auto-parts company now expects fourth-quarter sales of $6.9 billion to $7 billion, about $200 million below previous guidance. It also forecast a pro forma loss of $70 million to $90 million.

Analysts had been expecting sales of $7.06 billion and earnings of 7 cents a share. During 2005, Delphi forecast a pro forma loss of $200 million on sales of $28.5 billion to $29 billion. Analysts had been expecting earnings of 59 cents a share on sales of $29.03 billion. Low production volumes and commodity price pressures led to the revised financial guidance. As part of the company's restructuring plan, Delphi said that it would cut 8,500 jobs during 2005. Shares traded down 34 cents to $8.30.

Quantum Fuel Systems

(QTWW)

fell 5.4% after the company posted second-quarter results that fell below expectations. The maker of packaged fuel systems posted a loss of 10 cents a share on sales of about $5 million vs. a loss of 9 cents a share on sales of $6.7 million a year ago. Analysts were expecting a loss of 6 cents a share on sales of $8.6 million. The company said the sales decline was due to lower product sales in its fuel cell systems segment. Shares traded down 31 cents to $5.42.

Shares of

Roanoke Electric Steel

(RESC)

rose 8.6% after the steelmaker posted a big jump in fourth-quarter earnings and sales. The company earned $15.9 million, or $1.44 a share, on sales of $143.7 million. A year earlier, Roanoke earned $700,735, or 6 cents a share, on sales of $91.6 million. Increased shipments and margins for mill products led to the solid results. Shares traded up $1.54 to $19.48.

NYSE volume leaders included

Lucent

( LU), down 4 cents to $3.80;

Sprint

( FON), down 14 cents to $24.14;

Motorola

( MOT), down $1.39 to $16.33;

General Electric

(GE) - Get Report

, up 67 cents to $36.69; and

Pfizer

(PFE) - Get Report

, down 28 cents to $27.09.

Nasdaq

volume leaders included

Sirius Satellite Radio

(SIRI) - Get Report

, up 42 cents to $7.59;

Intel

(INTC) - Get Report

, down 20 cents to $22.56;

Microsoft

(MSFT) - Get Report

, down 15 cents to $27.08;

Nextel Communications

( NXTL), down 5 cents to $29.76; and

Ciena

(CIEN) - Get Report

, down 3 cents to $2.85.