** Shares of utility firm Alliant Energy LNT.O up 1.4% at
$52.57 premarket
** Brokerage BofA upgrades stock to "buy" from "neutral",
raises PT to $58 from $55
** New PT represents an 11.9% upside to stock's last close
** Iowa Utilities Board's approval of LNT's petition for
advance ratemaking, a formal regulatory process to set the price
a utility charges its customers, is an incremental positive sign
for company, says brokerage
** Order is constructive for future renewable build in Iowa
- BofA
** Of the 12 brokerages tracking stock, 4 rate "buy" or
higher, 8 "hold"; median PT is $56 - Refinitiv
** Up to last close, stock down 6.1% YTD
(Reporting by Sourasis Bose in Bengaluru)
((Sourasis.bose@thomsonreuters.com))