What Does Price Action Oscillator Actually Read on MES 5-minute Charts?
Educational reference. Measured from 1,084 recorded values on Micro E-mini S&P 500 5-minute charts through October 2, 2026.
The middle half of all readings sat between 0 and 26,002, with a median of 5,455.
Price Action Oscillator measures the volume carried by the swings up and down, so it describes which side has done more business. This page reports what it actually read on Micro E-mini S&P 500 5-minute charts — not what it is supposed to do, but the distribution of 1,084 recorded values over the last 90 days.
| Series | Median | Middle half | 5th / 95th | Full range |
|---|---|---|---|---|
| Up-swing volume | 5,455 | 0 – 26,002 | 0 / 128,213 | 0 – 263,247 |
| Down-swing volume | 0 | 0 – 19,001 | 0 / 247,446 | 0 – 388,006 |
| Current up-swing volume | 0 | 0 – 1,386 | 0 / 39,023 | 0 – 182,054 |
| Current down-swing volume | 0 | 0 – 1,677 | 0 / 21,602 | 0 – 197,815 |
The median is the middle reading, so a single unusual session cannot drag it. The middle half is where Price Action Oscillator sat on half of all bars — the range you should expect to see most of the time on this chart.
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How this was measured
Every 5-minute bar of Micro E-mini S&P 500 recorded in the last 90 days was read, and the values grouped without smoothing or filtering. Series with fewer than 400 readings are omitted rather than shown on thin evidence. These are recorded values, not predictions.