The sign at the IBM facility near Boulder, Colorado is seen with the Boulder Flatiron mountains in the background
The sign at the IBM facility near Boulder, Colorado is seen with the Boulder Flatiron mountains in the background, September 8, 2009. REUTERS

Pluristem Therapeutics Inc, Telefonica S.A, ArcelorMittal, International Business Machines Corp, Intel Corp, Diageo plc, Alpha Natural Resources and Barclays Plc. are among the companies whose shares are moving in pre-market trading Wednesday.

Pluristem Therapeutics Inc. (PSTI) stock surged 4.80 percent to $4.15 in pre-market trading. The company announced that a reduction of fibrotic processes has been demonstrated in preclinical and in vitro studies using Pluristem's Placental eXpanded (PLX) cells.

Telefonica S.A. (TEF) stock surged 3.08 percent to $14.07 in pre-market trading. The company said on Tuesday that it plans to list 23 percent of its O2-branded German unit at between 5.25 euros ($6.79) and 6.50 euros per share, valuing the stake at about 1.52 billion euros, Reuters reported.

ArcelorMittal (MT) stock surged 3.02 percent to $16.05 in pre-market trading. The stock has a 52-week low of $13.28, a 52-week high of $23.62 and $24.14 billion in market capitalization.

International Business Machines Corp. (IBM) stock plunged 3.48 percent to $203.66 in pre-market trading. The company reported third quarter net income of $3.82 billion or $3.33 per share compared to $3.84 billion or $3.19 per share in the same period last year. Revenue declined 5 percent to $24.7 billion. For the fiscal year 2012, IBM reiterated its operating earnings per share expectation of at least $15.10 while analysts currently expect $15.14 per share.

Intel Corp. (INTC) stock declined 2.91 percent to $21.70 in pre-market trading. Its third quarter net profit declined to $2.97 billion or $0.58 per share from $3.47 billion or $0.65 per share in the same period last year. Adjusted net income was $3.12 billion or $0.60 per share, down from $3.63 billion or $0.68 per share last year but topped Reuters estimation of $0.50 per share. Intel forecasts fourth-quarter revenue will range between $13.1 billion and $14.1 billion compared to analysts’ estimate of $13.78 billion.

Diageo plc (DEO) stock declined 2.19 percent to $112.61 in post-market trading. The stock has a 52-week low of $79.39, a 52-week high of $116.96 and $72.21 billion in market capitalization.

Alpha Natural Resources, Inc. (ANR) stock declined 1.75 percent to $8.40 in pre-market trading. The company stock was downgraded to a “neutral” from “buy” rating at Nomura Tuesday.

Barclays Plc. (BCS) stock fell 1.39 percent to $15.58 in pre-market trading. The stock has a 52-week low of $9.20, a 52-week high of $16.41 and $48.33 billion in market capitalization.