ihs holding ltd on monday said it plans to sell 18 million shares at between 21 and 24 apiece in an initial public offering that could give the wireless tower operator a market capitalization of nearly 8 billion at the 2250 midpoint of the expected price range ihs said it expects net proceeds of about 3788 million or around 4365 million if the underwriters exercise an option to buy an additional 27 million shares ihs said current shareholders including south africabased telecommunications group mtn group ltd and privateequity firm emerging capital partners plan to sell a total of 45 million shares in the offering bringing the size of the ipo to 225 million shares mtn would still be ihss largest shareholder after the ipo with a stake topping 25 while french investment company wendel se which isnt selling any shares would hold nearly 23 according to a filing with us securities and exchange commission in the filing ihs said it would have about 3308 million shares outstanding after the ipo assuming exercise of the overallotment option for a market capitalization of around 794 billion at the 24ashare high end of the expected price range ihs said it has been approved to list its shares on the new york stock exchange under the symbol ihs