diff --git a/src/components/trends/PriceTrend.vue b/src/components/trends/PriceTrend.vue
index 9723c133..57e68aab 100644
--- a/src/components/trends/PriceTrend.vue
+++ b/src/components/trends/PriceTrend.vue
@@ -14,19 +14,22 @@
     </div>
     <div class="px-2 text-center">
       <div class="leading-tight">
-        <i v-if="trend.receive.totalChange < 0" class="fas fa-angle-double-down pr-1 text-red-600"></i>
-        <i v-if="trend.receive.totalChange > 0" class="fas fa-angle-double-up pr-1 text-green-500"></i>
-        <i v-if="trend.receive.totalChange === 0" class="fas fa-equals pr-1 text-gray-600"></i>
-        <span>{{ trend.receive.totalChange | displayRounding }}&nbsp;%</span>
+        <i v-if="trend.changeStr === 'down'" class="fas fa-angle-double-down pr-1 text-red-600"></i>
+        <i v-if="trend.changeStr === 'up'" class="fas fa-angle-double-up pr-1 text-green-500"></i>
+        <span v-if="trend.changeStr === 'const'" class="pr-1 text-gray-600 font-sans leading-none">±</span>
+        <span>{{ trend.changeVal * 2 | displayRounding }}&nbsp;%</span>
       </div>
       <div class="text-xs text-gray-500 leading-none">Last 7 days</div>
     </div>
     <div class="w-12 h-8">
-      <trend-chart :datasets="[{
+      <trend-chart padding="2"
+      :datasets="[{
         data: trend.receive.graphPoints,
         smooth: true,
         fill: true
-      }]" padding="2" />
+      }]"
+      :min="Math.min(...trend.receive.graphPoints) - trend.changeVal"
+      :max="Math.max(...trend.receive.graphPoints) + trend.changeVal" />
     </div>
   </div>
 </template>
@@ -65,7 +68,26 @@ export default {
         ? { val: trend.receive.chaosValue, curr: 'c' }
         : Prices.autoCurrency(trend.receive.chaosValue, 'c')
 
-      return { price, ...trend }
+      let changeStr = 'const'
+      if (trend.receive.graphPoints.length === 7) {
+        if (
+          trend.receive.graphPoints.filter(p => p > 0).length >= 4 ||
+          trend.receive.graphPoints.slice(4).every(p => p > 0)
+        ) {
+          changeStr = 'up'
+        } else if (
+          trend.receive.graphPoints.filter(p => p < 0).length >= 4 ||
+          trend.receive.graphPoints.slice(4).every(p => p < 0)
+        ) {
+          changeStr = 'down'
+        }
+      }
+
+      const n = trend.receive.graphPoints.length
+      const mean = trend.receive.graphPoints.reduce((a, b) => a + b) / n
+      const changeVal = Math.sqrt(trend.receive.graphPoints.map(x => Math.pow(x - mean, 2)).reduce((a, b) => a + b) / (n - 1))
+
+      return { price, ...trend, changeStr, changeVal }
     },
     isValuableBasetype () {
       return isValuableBasetype(this.item)