Session Volume

This script tracks and displays 30-minute volume segments during the Regular Trading Hours (RTH) session. It allows traders to visually compare each time block’s volume today vs. the same block from the previous day, helping spot early signs of strength, weakness, or divergence.

Features:

Tracks 13 blocks from 9:30 AM to 4:15 PM ET.
Compares today's volume against historical volume from the same time block yesterday.
Highlights percentage changes per block.
Summary row totals show overall volume trend today vs. yesterday.
This tool is useful for discretionary traders, auction market theorists, and anyone who incorporates market-generated information into their decision-making.