IFX GY (buy) & STM FP (sell), Mediobanca downgrades GAS SM • Berenberg initiates ELIS FP (buy), Macquarie initiates LGEN LN (up), Nordea downgrades KESBV FH & upgrades NDX SS ••• HSBC downgrades SPR GY & DRW3 GY and upgrades HNR1 GY, Investec initiates GBG LN (buy), SocGen upgrades LWB PW ••• Swedbank d