UK's Airtel Africa falls after Airtel Money announces smaller-than-expected London IPO

** Shares of Airtel Africa AAF.L fall as much as 2.9% to 292p

** Airtel Money, the mobile money arm of Airtel Africa, priced its IPO at £1.96 per share, an estimated market valuation of £5.3 billion ($7.03 billion), slightly below earlier media reports of a valuation of $8 billion to $9 billion

** YTD, AAF was down 16.4%

($1 = 0.7544 pounds)