Highcharts.stockChart('container', {

    plotOptions: {
        series: {
            marker: {
                enabled: true
            }
        }
    },

    tooltip: {
        valueDecimals: 4
    },

    rangeSelector: {
        selected: 4
    },

    series: [{
        name: 'ADBE',
        data: ADBE,
        dataGrouping: {
            groupPixelWidth: 10
        }
    }, {
        name: 'MSFT',
        data: MSFT,
        dataGrouping: {
            groupPixelWidth: 50
        }
    }]
});