BUZZ-Informa: Investec upgrades to buy

** Publishing and events company Informa (Other OTC: IFJPY - news) 's shares up 2.7 pct, best day in a month

** Investec (LSE: INVP.L - news) raises to "buy" from "hold", cuts PT to 706p from 728p

** Brokerage says FY 17 EPS estimate up 3 pct, FY 18 EPS estimate up 4 pct

** Brokerage says post Penton deal, FY 17 estimated event profit increases to 36 pct from 30 pct, an attractive earnings stream

** Co agreed to buy US-based information services company Penton for £1.18 bln in September to expand presence in the US and grow global exhibitions business

** More than 1/5 th of 30-day avg vol gone through in first hour

** 11 of 18 brokerages rate the stock "buy" or higher, 5 "hold" and 2 "sell" or lower

** Up to Monday's close, stock had risen 17.1 pct v +0.7 pct on FTSE 350 Media Index (Reuters Messaging: pranav.kiran@thomsonreuters.com@reuters.net)