** Shares of Portugal's postal service CTT Correios de Portugal CTT.LS down ~2.5% after reporting second-quarter results on Monday
** AS Independent Research says that volumes in the Mail segment remain a concern, pointing to the 10% year-on-year decline
** "Cacesa is making the difference, while Financial Services are weaker earlier than expected," brokerage says
** Stock fell as much as 7% earlier in the session
** Up to previous session's close, shares were up 40% year-to-date
(Reporting by Marta Serafinko in Gdansk)
((Marta.Serafinko@thomsonreuters.com; +48 58 769 66 00;))