17 October 201903.40 The Tokyo Stock Exchange interrupts the positive series of the last sessions, in line with the contraction recorded during the night on Wall Street, due to the new uncertainties on the Brexit negotiations between Great Britain and the EU. The Nikkei retreats from the highs in 10 months and marks a barely negative variation of 0.13%, at 22.443,81, losing 29 points. Exchange rates, the yen remains stable, on the dollar at 108.60 and on the euro at 120.30.