BUZZ-Domino's Pizza: flirts with 16-mth low as Investec starts with 'sell' rating
** Britain's biggest pizza delivery firm Domino's Pizza , down 5 pct, trading around lowest levels since Feb 2016 in decent volume
** Investec (LSE: INVP.L - news) starts with 'sell' rating, TP 271p
** Higher discounts, competition, new store cannibalisation and a weak consumer environment putting pressure on LFL growth, broker says
** Broker believes co is becoming a less profitable business, with LFL growth set to slow
** Stock has dived by almost a quarter since co early March reported UK LFL sales for first nine weeks of 2017 missed estimates
** "We believe the challenges that Domino’s faces will lead to greater earnings risk," Investec says
** Second top faller on both STOXX 600 & UK's FTSE 250
** Volume around 2/3 of 30-day daily avg after just over an hour's trade