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Historical Volume Breakdown

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Best and Worst Hour of Trading for ERX

How has ERX stock performed at the opening price?

Over the last 30 days, ERX opened higher than the previous day's close 65% of the time. The average opening gap move was +0.4%, and the absolute average of the gap moves, which measures the magnitude of the move in either direction, was 0.86%.

What has been the best hour of the day for ERX stock performance?

ERX stock price had positive returns 52% of the time between 1:00 PM ET and 2:00 PM ET, for an average return of +0.1%. The weakest hour of trading for ERX was between 3:00 PM and 4:00 PM ET for an average return of -0.2%.

What time of day is ERX the most volatile?

In the last 30 days, ERX stock was the most volatile between 9:30 AM and 10:00 AM ET, averaging ±1.09% returns in absolute terms.
Today's Performance by Trading Hour
9:30-10 10-11 11-12 12-1 1-2 2-3 3-4 Opening Gap Open to High Open to Low Open to Close
Today's Return -0.18% -0.32% +0.48% -0.76% +0.24% +0.53% -0.49% +0.65% +0.58% -1.07% -0.48%
Today's Volume 67,654 82,919 21,417 19,340 20,922 12,313 33,041 - - - -
Relative Volume Today's volume for this hour, expressed as a ratio of the average volume for the hour 1.2 1.7 0.7 0.7 1.1 0.6 0.8 - - - -
Today's Return as Std Dev Today's return expressed as a # of standard deviations away from 0. The standard deviation is calculated from the hour's performance over the last 30 days. -0.1 -0.4 +1.0 -1.2 +0.4 +1.1 -1.0 +0.4 +0.4 -0.6 -0.2
Best/Worst Trading Hour Summary - Last 30 Days
9:30-10 10-11 11-12 12-1 1-2 2-3 3-4 Opening Gap Open to High Open to Low Open to Close
Simple Average Returns - Last 30 Days
Avg Return +0.06% +0.05% +0.01% -0.15% +0.10% +0.08% -0.17% +0.44% +1.45% -1.64% -0.09%
Avg Volume 58,188 48,625 30,689 26,102 19,121 21,039 41,125 - - - -
% Days Positive 58% 48% 45% 35% 52% 59% 31% 65% 50%
% Days Negative 42% 52% 55% 65% 48% 41% 69% 35% 50%
Absolute Average Returns - Last 30 Days
Abs Avg Return ±1.09% ±0.69% ±0.39% ±0.46% ±0.40% ±0.36% ±0.39% +0.86% +1.75%
Abs Max Return 4.11% 2.01% 1.29% 1.41% 1.84% 1.09% 1.45% +7.18% +6.58% +6.19% +5.50%
Abs Min Return +0.02% +0.01% 0.00% +0.03% +0.03% +0.01% +0.01% +0.04% 0.00% +0.05% +0.04%
Median, Maximum, and Minimum Returns - Last 30 Days
Median Return +0.17% -0.01% -0.01% -0.14% +0.03% +0.07% -0.14% +0.34% +1.07% -0.85% +0.03%
Max Pos Return +2.54% +2.01% +1.29% +1.41% +1.84% +1.09% +0.70% +7.18% +6.58% +5.50%
Max Neg Return -4.11% -1.37% -0.67% -1.41% -0.69% -0.73% -1.45% -1.40% -6.19% -5.50%

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Best/Worst Trading Hour Details - Last 30 Days
Date Volume 9:30-10 10-11 11-12 12-1 1-2 2-3 3-4 Opening Gap Open to High Open to Low Open to Close
9-Jan-26 257,806 -0.18% -0.32% +0.48% -0.76% +0.24% +0.53% -0.49% +0.65% +0.58% -1.07% -0.48%
8-Jan-26 395,312 +1.82% +0.70% +0.26% +1.41% +1.84% +0.96% -1.15% +0.99% +6.58% -0.52% +5.50%
7-Jan-26 277,927 -0.02% -0.58% -0.38% -1.27% +0.85% +0.15% -0.84% +1.07% 0.00% -3.51% -3.37%
6-Jan-26 633,752 -2.37% -0.01% -0.44% -1.41% -0.69% -0.24% -0.02% +0.20% +0.18% -6.02% -5.50%
5-Jan-26 627,123 -4.11% +1.91% +1.29% +0.28% +0.25% -0.29% -0.14% +7.18% +0.10% -6.19% -1.62%
2-Jan-26 223,314 -0.49% +2.01% +0.56% +1.02% +0.43% +0.62% -0.43% +0.13% +4.61% -1.06% +4.04%
31-Dec-25 164,092 -0.39% -1.37% +0.20% -0.09% +0.31% -0.21% +0.06% -0.07% +0.09% -1.70% -1.13%
30-Dec-25 231,604 +0.38% -0.24% +0.08% +0.37% +0.03% +0.18% -0.12% +0.68% +1.30% -0.32% +0.78%
29-Dec-25 184,753 -0.44% +1.12% -0.16% -0.09% -0.22% +0.38% -0.41% +1.19% +1.14% -0.82% +0.69%
26-Dec-25 198,779 +0.38% -0.79% -0.34% -0.32% -0.22% -0.05% +0.70% -0.27% +0.59% -1.38% -0.40%
24-Dec-25 118,972 +0.15% +0.12% 0.00% -0.59% -0.38% +0.56% -0.51% -0.34%
23-Dec-25 118,180 -0.17% +0.01% +0.05% +0.24% +0.53% +0.07% -0.07% +0.48% +1.00% -0.40% +0.82%
22-Dec-25 183,304 +0.67% -0.48% +0.49% -0.16% +0.07% +0.09% -0.14% +1.88% +1.40% -0.19% +0.29%
19-Dec-25 121,414 +0.72% -0.25% -0.20% -0.24% -0.34% -0.01% -0.21% +0.56% +1.33% -0.89% -0.55%
18-Dec-25 167,863 +0.17% -1.10% -0.34% -0.73% -0.04% -0.65% +0.14% -0.45% 0.00% -3.20% -2.69%
17-Dec-25 413,816 +0.91% +0.11% 0.00% +0.06% +0.09% +0.69% +0.68% +1.71% +3.09% -0.48% +2.77%
16-Dec-25 352,667 -2.13% -0.95% -0.36% -1.15% +0.93% -0.73% -0.08% -1.40% 0.00% -4.93% -4.78%
15-Dec-25 200,504 -2.02% +0.05% -0.59% -0.29% +0.19% +0.63% +0.47% +0.38% 0.00% -3.39% -1.87%
12-Dec-25 157,115 -1.15% -1.07% -0.18% +0.07% -0.49% +0.02% +0.23% +0.38% +0.65% -2.82% -2.34%
11-Dec-25 161,602 +0.56% +0.76% -0.33% +0.03% -0.53% +0.09% -0.27% -1.13% +1.42% -0.32% +0.21%
10-Dec-25 144,084 -0.02% +0.89% -0.49% +0.36% -0.60% +1.09% +0.14% +0.34% +1.85% -0.74% +1.51%
9-Dec-25 147,577 +2.03% -0.50% +0.61% -0.60% -0.04% -0.21% -0.30% +0.42% +2.43% -0.07% +0.99%
8-Dec-25 168,677 +1.58% -1.02% +0.11% -0.14% -0.64% +0.05% -0.01% -1.04% +0.97% -1.83% -1.22%
5-Dec-25 214,477 +0.80% +0.84% -0.67% +0.16% -0.31% +0.07% -1.45% -0.32% +2.61% -0.61% -0.58%
4-Dec-25 133,504 +0.20% -0.70% +1.12% -0.09% -0.05% -0.57% +0.49% -0.07% +1.14% -0.58% +0.92%
3-Dec-25 203,808 +1.12% +0.70% -0.51% +0.84% -0.08% +0.33% -0.30% +1.27% +2.74% -0.05% +2.48%
2-Dec-25 196,785 -2.50% +1.04% -0.57% -0.32% +0.26% -0.45% +0.28% -0.17% 0.00% -3.49% -2.50%
1-Dec-25 227,194 +2.54% -0.42% -0.27% -0.05% +0.74% -0.66% -0.26% +0.35% +2.65% -0.20% +1.66%
28-Nov-25 119,215 +2.52% +0.45% +0.19% -0.58% +0.22% +3.26% -0.25% +2.39%
26-Nov-25 186,523 +1.12% +0.74% +0.73% -0.30% -0.18% +0.41% -1.19% +0.04% +2.79% -0.26% +1.30%
25-Nov-25 665,479 +0.13% -0.08% -0.01% -0.28% +0.46% -0.09% -0.20% -1.30% +0.79% -1.61% +0.09%
Market Data Delayed 15 Minutes