OPEN-SOURCE SCRIPT
Updated Previous-Day High–Low Box

The indicator automatically plots a translucent box covering the entire previous trading day’s high-to-low range—with dashed extension lines at those levels and a date watermark centered inside—so you can instantly see yesterday’s key price boundaries on any intraday chart.
Release Notes
This indicator paints a blue (bullish) or red (bearish) rectangle covering yesterday’s full high-to-low range, extends dashed lines at those levels, optionally labels the exact high, low, and pip/tick range, and shades today’s 09:30-11:30 EST window—providing an at-a-glance view of key daily support, resistance, and morning volatility.Release Notes
FIB Levels have now been addedRelease Notes
Daily open and close is now included. You can see the price range between open and close of the day.Open-source script
In true TradingView spirit, the creator of this script has made it open-source, so that traders can review and verify its functionality. Kudos to the author! While you can use it for free, remember that republishing the code is subject to our House Rules.
Disclaimer
The information and publications are not meant to be, and do not constitute, financial, investment, trading, or other types of advice or recommendations supplied or endorsed by TradingView. Read more in the Terms of Use.
Open-source script
In true TradingView spirit, the creator of this script has made it open-source, so that traders can review and verify its functionality. Kudos to the author! While you can use it for free, remember that republishing the code is subject to our House Rules.
Disclaimer
The information and publications are not meant to be, and do not constitute, financial, investment, trading, or other types of advice or recommendations supplied or endorsed by TradingView. Read more in the Terms of Use.