Greece submitted another reform proposal, but government officials said its international creditors have yet to respond. The comments contradicted earlier suggestions that creditors had already batted it back. Reports also suggested that German Chancellor Angela Merkel and Greek Prime Minister Alexis Tsipras were planning to meet.
In the U.K., April manufacturing output unexpectedly fell month-on-month, according to Office for National Statistics data, but industrial output in April beat expectations, rising 1.2% on the year and 0.4% from March.
Industrial output figures for France and Italy lagged forecasts.
In London, the FTSE 100 was up 0.37% at 6,778.55. In Frankfurt, the DAX rose 0.29% at 11,033.53. In Paris, the CAC 40 was up 0.28% at 4,863.58.
In Frankfurt, pharmaceuticals company Bayer (BAYRY) rose after striking a deal to sell its diabetes care business to Kohlberg, Kravis, Roberts (KKR)-backed Panasonic Healthcare Holdings for just over €1 billion ($1.1 billion).
J Sainsbury (JSAIY) led the FTSE 100 higher after reporting that first-quarter same-store sales had declined 2.1%, the sixth consecutive monthly decline. But the results were no worse than expectations, and the company said sales volumes improved.
Standard Chartered (SCBFF) also rose sharply, buoyed by a Times report that Chancellor of the Exchequer George Osborne will use a high-profile annual speech Wednesday to announce the phasing out of a post-credit crisis tax on banks' balance sheets known as the bank levy. Osborne is desperate to keep both Standard Chartered and HSBC Holdings (HSBC), both of which do much of their business in Asia, from moving their headquarters outside of the U.K. New CEO Bill Winters, a former JPMorgan Chase (JPM) investment banker, took the helm of Standard Chartered today.