OPEN-SOURCE SCRIPT
9:30 AM Marker

The 9:30 AM Market Open Marker (NYC) indicator automatically plots a vertical line at 9:30 AM New York time, marking the official U.S. stock market open for each trading day.
This visual reference helps traders quickly identify the start of the regular trading session, align intraday strategies, and analyze pre-market and post-market behavior relative to the official open.
Perfect for:
Day traders and scalpers tracking session openings.
Futures traders (e.g., ES, NQ) analyzing volatility around 9:30 AM.
Anyone studying liquidity shifts and structure transitions between pre-market and RTH (Regular Trading Hours).
Features:
Draws a clean vertical line at 9:30 AM NY time for every day.
Optional customizable color and style for clear visual separation.
Works on any timeframe and automatically adjusts for daylight-saving time.
This visual reference helps traders quickly identify the start of the regular trading session, align intraday strategies, and analyze pre-market and post-market behavior relative to the official open.
Perfect for:
Day traders and scalpers tracking session openings.
Futures traders (e.g., ES, NQ) analyzing volatility around 9:30 AM.
Anyone studying liquidity shifts and structure transitions between pre-market and RTH (Regular Trading Hours).
Features:
Draws a clean vertical line at 9:30 AM NY time for every day.
Optional customizable color and style for clear visual separation.
Works on any timeframe and automatically adjusts for daylight-saving time.
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.