A stock ticker plugin for Pebble for Canvas ( https://play.google.com/store/apps/details?id=com.pennas.pebblecanvas ). Displays market prices and charts for US stocks using Yahoo finance data. Stock prices are updated every 15 minutes.
Please note that index values are not currently available through the Yahoo finance API.
This plugin is open source - the source code for this plugin is available at https://github.com/pugwonk/CanvasStockTicker.