Stock Quote and Chart | Aon (2024)

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The interactive chart below shows a historical timeline of our stock price and trading volume. Click on the tabs below to view the different timeframes. You may also viewdata onDividend, Split, and Earning History by using the Events tab.

'},shape : 'rectpin',width : 11,y: -45};var type_options = {dividends: {name: 'Dividend',title: 'D',style: {color: "#FFFFFF"},color: "#B52C38",fillColor: {linearGradient:{x1:0,y1:0,x2:0,y2:0.5},stops:[[0,"#FF5364"],[1,"#B52C38"]]},states: {hover: {fillColor: "#B52C38"}}},splits: {name: 'Split',title: 'S',style: {color: "#FFFFFF"},color: "#FF952B",fillColor: {linearGradient:{x1:0,y1:0,x2:0,y2:0.5},stops:[[0,"#FFC894"],[1,"#FF952B"]]},states: {hover: {fillColor: "#FF952B"}}},earnings: {name: 'Earnings',title: 'E',style: {color: "#FFFFFF"},color: "#00A235",fillColor: {linearGradient:{x1:0,y1:0,x2:0,y2:0.5},stops:[[0,"#00EE65"],[1,"#00A235"]]},states: {hover: {fillColor: "#00A235"}}},news: {name: 'News',title: 'N',style: {color: "#FFFFFF"},color: "#006C9F",fillColor: {linearGradient:{x1:0,y1:0,x2:0,y2:0.5},stops:[[0,"#6BC3FA"],[1,"#006C9F"]]},states: {hover: {fillColor: "#006C9F"}},events: {click: function(event) {window.open(event.point.url, "_blank");}}}};var options = webDriver.jQuery.extend(true, {}, common_options, type_options[event_type]);ir_interactivechart.chart.hideLoading();ir_interactivechart.chart.addSeries(options);},error: function(jqxhr, status, error) {ir_interactivechart.chart.showLoading("Unable to load events ("+status+":"+error+")");}});},data: {close: [],ohlc: [],volume: []},// split the data into separate close, ohlc and volume arraysload_data: function(size, data) {var dataLength = data.length;var offset = (size == "minute") ? (5*60*1000) : 0;this.data.close[size] = [];this.data.ohlc[size] = [];this.data.volume[size] = [];for (var i = 0; i < dataLength; i++) {if (size == "minute" && (i == 0 || data[i-1][0]+offset < data[i][0])) {this.data.close[size].push([data[i][0], // the start datedata[i][4] // open]);}this.data.close[size].push([data[i][0]+offset, // the end datedata[i][4] // close]);this.data.ohlc[size].push([data[i][0]+offset, // the end datedata[i][1], // opendata[i][2], // highdata[i][3], // lowdata[i][4] // close]);this.data.volume[size].push([data[i][0]+offset, // the end datedata[i][5]// the volume])}},set_data_size: function(size, start) {if (this.data.close[size]) {this.chart.get("line").setData(this.data.close[size], false);this.chart.get("mountain").setData(this.data.close[size], false);this.chart.get("ohlc").setData(this.data.ohlc[size], false);this.chart.get("candlestick").setData(this.data.ohlc[size], false);this.chart.get("volume").setData(this.data.volume[size], false);this.chart.redraw();} else {this.chart.showLoading('Loading...');webDriver.jQuery.getJSON('index.php',{ajax: "ir_quotes",ticker: "AON",data: "OHLCV",size: size,mult: (size == 'day') ? 1 : 5,min: start || 1408392000,max: 1723838402,splits: true,},function(data) {ir_interactivechart.load_data(size, data);ir_interactivechart.chart.hideLoading();ir_interactivechart.set_data_size(size);});}},set_range: function(range) {if (this.chart && this.ranges[range]){this.chart.xAxis[0].setExtremes(this.ranges[range], 1723824002000);}},date_changed: function() {if (this.chart) {var start = new Date(webDriver.jQuery("#wd_chart_start_date").val());start = start.getTime() - start.getTimezoneOffset()*60*1000;var end = new Date(webDriver.jQuery("#wd_chart_end_date").val());end = end.getTime() - end.getTimezoneOffset()*60*1000;var start_datepicker = start; var end_datepicker = end;var min;if (this.data.close['minute']) {min = this.data.close['minute'][0][0] - 24*60*60*1000;} else {var now = new Date();min = now.getTime() - 30*24*60*60*1000;}var size = (start < min || end-start > 21*24*60*60*1000) ? 'day' : 'minute';if (size == 'minute') {start += 34200*1000;end += 57600*1000;} else {start += 57600*1000;end += 57600*1000;}var errors = "";webDriver.jQuery("#wd_chart_start_date").removeClass("wd_chart_date_error");webDriver.jQuery("#wd_chart_end_date").removeClass("wd_chart_date_error");if (start < 1408291200000) {var date_str = webDriver.jQuery.wd_datepicker.formatDate("mm/dd/yy", this.firstDate);errors += "\nStart date must not be earlier than {date}".replace("{date}", date_str);webDriver.jQuery("#wd_chart_start_date").addClass("wd_chart_date_error");}if (end > 1723910402000) {var date_str = webDriver.jQuery.wd_datepicker.formatDate("mm/dd/yy", this.lastDate);errors += "\nEnd date must not be later than {date}".replace("{date}", date_str);webDriver.jQuery("#wd_chart_end_date").addClass("wd_chart_date_error");}if (start > end) {errors += "\nStart date must be earlier than end date";webDriver.jQuery("#wd_chart_start_date").addClass("wd_chart_date_error");webDriver.jQuery("#wd_chart_end_date").addClass("wd_chart_date_error");}if(start_datepicker == end_datepicker){ errors += "\nStart date should not be equal to end date"; webDriver.jQuery("#wd_chart_start_date").addClass("wd_chart_date_error"); webDriver.jQuery("#wd_chart_end_date").addClass("wd_chart_date_error"); }if (errors != "") {alert("Please correct the following error(s):\n"+errors);return;}this.chart.xAxis[0].setExtremes(start, end);}},extend_data: function(event) {webDriver.jQuery("#wd_chart_ranges .wd_chart_range").removeClass("wd_chart_range-active").attr("aria-checked", "false").attr("tabindex", -1);if (event.max == 1723824002000) {for (range in this.ranges) {if (event.min == this.ranges[range]) {webDriver.jQuery("#wd_chart_range-"+range).addClass("wd_chart_range-active").attr("aria-checked", "true").attr("tabindex", 0);}}}var start = new Date(event.min);document.getElementById("wd_chart_start_date").value= start.getFullYear() + "-" + (((start.getMonth() + 1) < 10) ? "0" : "") + (start.getMonth() + 1) + "-" + ((start.getDate() < 10) ? "0" : "") + start.getDate();var end = new Date(event.max);document.getElementById("wd_chart_end_date").value= end.getFullYear() + "-" + (((end.getMonth() + 1) < 10) ? "0" : "") + (end.getMonth() + 1) + "-" + ((end.getDate() < 10) ? "0" : "") + end.getDate();var min;if (this.data.close['minute']) {min = this.data.close['minute'][0][0];} else {var now = new Date();min = now.getTime() - 30*24*60*60*1000;}var size = (event.min < min || event.max-event.min > 21*24*60*60*1000) ? 'day' : 'minute';this.set_data_size(size, (size=='day') ? false : Math.floor(min/1000));}};function rect_symbol(left, top, width, height, options) {var right = left + width,bottom = top + height,ret,r;// No radius, return the more lightweight squareif (!options || !options.r) {ret = this.symbols.square.apply(this, arguments);// Has radius add arcs for the corners} else {r = Math.min(options.r, width/2, height/2);ret = ['M',left + r, top,'L',right - r, top,'A',r, r,0, 0, 1,right, top + r,'L',right, bottom - r,'A',r, r,0, 0, 1,right - r, bottom,'L',left + r, bottom,'A',r, r,0, 0, 1,left, bottom - r,'L',left, top + r,'A',r, r,0, 0, 1,left + r, top];}return ret;}function rectpin_symbol(x, y, w, h, options) {var anchorX = options && options.anchorX,anchorY = options && options.anchorY,path = this.symbols.rect.apply(this, arguments);if (anchorX && anchorY) {path.push('M', anchorX, y + h, 'L', anchorX, anchorY);}return path;};if (Highcharts.SVGRenderer) {Highcharts.SVGRenderer.prototype.symbols['rect'] = function(x, y, w, h, options) {return rect_symbol.apply(Highcharts.SVGRenderer.prototype, arguments);}Highcharts.SVGRenderer.prototype.symbols['rectpin'] = function(x, y, w, h, options) {return rectpin_symbol.apply(Highcharts.SVGRenderer.prototype, arguments);}}if (Highcharts.VMLRenderer) {Highcharts.VMLRenderer.prototype.symbols['rectpin'] = function(x, y, w, h, options) {return rectpin_symbol.apply(Highcharts.VMLRenderer.prototype, arguments);}}webDriver.jQuery(function() {webDriver.jQuery.getJSON('index.php',{ajax: "ir_quotes",ticker: "AON",data: "OHLCV",size: "day",min: 1408392000,max: 1723838402},function(data) {ir_interactivechart.load_data('day', data);// set the allowed units for data groupingvar groupingUnits = [['minute',[5, 10, 15, 30]], ['hour',[1, 2, 3, 4]], ['day', // unit name[1] // allowed multiples], ['week', // unit name[1] // allowed multiples], ['month',[1, 2, 3, 4, 6]]];var groupingLabels = {millisecond: ["", "%A, %b %e, %H:%M:%S.%L", "-%H:%M:%S.%L"],second: ["", "%A, %b %e, %H:%M:%S", "-%H:%M:%S"],minute: ["", "%A, %b %e, %H:%M", "-%H:%M"],hour: ["", "%A, %b %e, %H:%M", "-%H:%M"],day: ["%A, %b %e, %Y", "%A, %b %e", "-%A, %b %e, %Y"],week: ["Week from %A, %b %e, %Y", "%A, %b %e", "-%A, %b %e, %Y"],month: ["%B %Y", "%B", "-%B %Y"],year: ["%Y", "%Y", "-%Y"]};// create the chartvar chart = new Highcharts.StockChart({chart: {renderTo: 'ir_interactive_chart',spacingTop: 5,spacingBottom: 5,spacingLeft: 0,spacingRight: 0,alignTicks: false,backgroundColor: null,borderColor: "#CCCCCC",borderWidth: 0,borderRadius: 5,plotBackgroundColor: "#FFFFFF",plotBorderColor: "#CCCCCC",plotBorderWidth: 0,events: {load: function() {ir_interactivechart.init(this);}}},credits: {enabled: false},rangeSelector: {enabled: false},navigator: {series: {color: "#262836",lineColor: "#262836",lineWidth: 1,fillColor: "#262836",dummyArg: false},handles: {backgroundColor: "#FFFFFF",borderColor: "#666666"},maskFill: "rgba(255,255,255,0.75)",outlineColor: "#666666",outlineWidth: 1,yAxis: {lineColor: "#666666",gridLineColor: "#666666",tickColor: "#666666",labels: {style: {color: "#808080",fontWeight: "normal"}}},xAxis: {lineColor: "#666666",gridLineColor: "#666666",tickColor: "#666666",dateTimeLabelFormats: {millisecond: "%H:%M:%S.%L",second: "%H:%M:%S",minute: "%H:%M",hour: "%H:%M",day: "%b %e",week: "%b %e",month: "%b '%y",year: "%Y"},labels: {style: {color: "#808080",fontWeight: "normal"}}}},scrollbar: {barBackgroundColor: {linearGradient:{x1:0,y1:0,x2:0,y2:1},stops:[[0,"#FFFFFF"],[1,"#CCCCCC"]]},barBorderColor: "#666666",barBorderWidth: 1,barBorderRadius: 0,rifleColor: "#666666",buttonBackgroundColor: {linearGradient:{x1:0,y1:0,x2:0,y2:1},stops:[[0,"#FFFFFF"],[1,"#CCCCCC"]]},buttonBorderColor: "#666666",buttonBorderWidth: 1,buttonBorderRadius: 2,buttonArrowColor: "#666666",trackBackgroundColor: {linearGradient:{x1:0,y1:0,x2:0,y2:1},stops:[[0,"#E5E5E5"],[1,"#FFFFFF"]]},trackBorderColor: "#CCCCCC",trackBorderWidth: 1,trackBorderRadius: 2},yAxis: [{title: {text: 'Price',style: {color: "#808080",fontWeight: "bold"}},top: 0,height: 250,maxPixelPadding: 0,lineWidth: 2,lineColor: "#CCCCCC",gridLineWidth: 1,gridLineColor: "#CCCCCC",tickWidth: 0,tickColor: "#CCCCCC",opposite: true,labels: {align: 'left',x: 2,formatter: function() {return Highcharts.currencyFormat(this.value,["${V}","-${V}"],-2,".",",");},style: {color: "#808080",fontWeight: "normal"}}}, {title: {text: 'Volume',style: {color: "#808080",fontWeight: "bold"}},top: 270,height: 100,offset: 0,lineWidth: 2,lineColor: "#CCCCCC",gridLineWidth: 1,gridLineColor: "#CCCCCC",tickWidth: 0,tickColor: "#CCCCCC",opposite: true,labels: {align: 'left',x: 2,style: {color: "#808080",fontWeight: "normal"}}}],xAxis: {top: 0,height: 370,offset: -120,minRange: 3600000,dayOffset: 57600000,groupPixelWidth: 10,events: {setExtremes: function(event) {ir_interactivechart.extend_data(event);}},stickToMin: false,stickToMax: false,lineWidth: 2,lineColor: "#CCCCCC",gridLineWidth: 0,gridLineColor: "#CCCCCC",tickWidth: 1,tickColor: "#CCCCCC",dateTimeLabelFormats: {millisecond: "%H:%M:%S.%L",second: "%H:%M:%S",minute: "%H:%M",hour: "%H:%M",day: "%b %e",week: "%b %e",month: "%b '%y",year: "%Y"},labels: {style: {color: "#808080",fontWeight: "normal"}}, },tooltip: {backgroundColor: "rgba(255,255,255,0.85)",borderColor: null,borderWidth: 2,borderRadius: 3,shadow: true,crosshairs: [{color: "#CCCCCC",width: 1},{color: "#CCCCCC",width: 0}],useHTML: true,style: {color: null,fontSize: '12px',padding: '5px',whiteSpace: 'nowrap',width: 300}},series: [{type: 'area',name: 'Price',id: 'mountain',data: ir_interactivechart.data.close['day'],visible: true,color: "#262836",lineColor: "#262836",marker: {states: {hover: {lineColor: "#FFFFFF"}}},fillColor: "#262836",fillOpacity: "0.3",tooltip: {pointFormat: '{series.name}: {point.y}
',valueFormatter: function(value) {return Highcharts.currencyFormat(value,["${V}","-${V}"],[2,4],".",",");}},threshold: null,dataGrouping: {approximation: 'close',timeOffset: 1,enabled: true,forced: true,dateTimeLabelFormats: groupingLabels,groupTime: 'last',units: groupingUnits}},{type: 'line',name: 'Price',id: 'line',data: ir_interactivechart.data.close['day'],visible: false,color: "#262836",lineColor: "#262836",marker: {states: {hover: {lineColor: "#FFFFFF"}}},tooltip: {pointFormat: '{series.name}: {point.y}
',valueFormatter: function(value) {return Highcharts.currencyFormat(value,["${V}","-${V}"],[2,4],".",",");}},threshold: null,dataGrouping: {approximation: 'close',timeOffset: 1,forced: true,dateTimeLabelFormats: groupingLabels,groupTime: 'last',units: groupingUnits}},{type: 'ohlc',name: 'Price',id: 'ohlc',data: ir_interactivechart.data.ohlc['day'],visible: false,color: "#262836",lineColor: "#262836",tooltip: {valueFormatter: function(value) {return Highcharts.currencyFormat(value,["${V}","-${V}"],[2,4],".",",");},pointFormat: '{series.name}
' +'Open: {point.open}
' +'High: {point.high}
' +'Low: {point.low}
' +'Close: {point.close}
'},threshold: null,dataGrouping: {approximation: 'ohlc',timeOffset: 1,forced: true,dateTimeLabelFormats: groupingLabels,groupTime: 'last',units: groupingUnits}},{type: 'candlestick',name: 'Price',id: 'candlestick',data: ir_interactivechart.data.ohlc['day'],visible: false,color: "#262836",lineColor: "#262836",upColor: "#262836",upLineColor: "#262836",tooltip: {pointFormat: '{series.name}: {point.y}
',valueFormatter: function(value) {return Highcharts.currencyFormat(value,["${V}","-${V}"],[2,4],".",",");}},threshold: null,dataGrouping: {approximation: 'ohlc',timeOffset: 1,forced: true,dateTimeLabelFormats: groupingLabels,groupTime: 'last',units: groupingUnits}},{type: 'column_updown',name: 'Volume',id: 'volume',data: ir_interactivechart.data.volume['day'],color: "#262836",borderColor: "#262836",upColor: "#262836",upBorderColor: "#262836",tooltip: {pointFormat: '{series.name}: {point.y}
',},yAxis: 1,dataGrouping: {approximation: 'sum',timeOffset: 1,forced: true,dateTimeLabelFormats: groupingLabels,groupTime: 'last',units: groupingUnits}}]});});});