Tesla has proposed an exchange of 0.122-0.131 shares of Tesla stock for every share of SolarCity stock. The deal value would be around $2.5-$3 billion, depending on the final price of the shares. That represents a value of $26.50-$28.50 per share of SolarCity stock, or a 21%-30% over the closing price ($21.19) of SolarCity’s shares today

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