Y Close | Open | PM High/Low - Daily Refresh
"Clean overlay showing 4 key daily levels for intraday trading:
• Yesterday's regular session close (4:00 PM ET)
• Today's regular session open (9:30 AM ET)
• Premarket high (04:00–09:30 ET)
• Premarket low (04:00–09:30 ET) Levels reset automatically every new trading day. Horizontal track price lines + right-edge labels for quick reference. Ideal for stocks with extended hours enabled."
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