But keep in mind that closing out an options position in a piecemeal fashion like this will incur additional transaction costs and impact potential returns.

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A123 said that during a ten trading day period five months following the initial closing date of the transaction and during another ten day period six months following the close, it has the right to require the investors to buy in each such period up to an additional 6, 250, 000 shares for an aggregate of up to 12.5 million additional shares.

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The company noted that the price could be increased by 3% if 95% of the shares and voting rights can be acquired within 6 months of closing of the first stage of the transaction, which would boost the price to 4.17 Euros a share.

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