The following is a list of companies whose stocks may have unusual changes in Paris. Symbols are in parentheses after company names and prices are from the last close.
Vallourec SA (VK) : Groupe Bollore (BOL) sold shares of the producer of steel pipes and retains a 1.7 percent stake. Vallourec rose 2.3 percent to 87.90 euros. Bollore rose 0.8 percent to 173.90 euros.
Riber SA (RIB) : The maker of machinery to produce semiconductors said it sold two research systems. Shares were unchanged at 3.41 euros.
Gecina SA (GFC) : The real-estate investment company sold 21 logistics assets to Carval for 114 million euros. The shares fell 0.8 percent to 102.20 euros.
Paref (PAR) SA: The real estate investment company said the payment of its 2010 dividend of 3 euros a share will be made from May 25. The shares slid 0.5 percent to 62 euros.
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