IQFeed v6.2.4.2 – 2026/8/14

Display Apps / Installer / Misc. Changes:

• Charts – Fixed volume lower study not scrolling with new data on tick charts.
• Charts – Fixed lower study charts shifting out of alignment with the price chart during tick streaming.
• Charts – Fixed crash when setting RSI lookback to a custom value.
• Charts – Fixed chart panel minimize state not being saved and restored correctly between sessions.
• Charts – Moved Data Settings to be accessible from the More Data Settings ribbon button.
• Charts – Added Label At Beginning option for interval history requests, allowing bars to be labeled at the start of the interval rather than the end.
• Charts – Fixed extended trades filter incorrectly being applied when building minute bars, causing other trade types to affect bar high/low values.
• Market Depth – Fixed font bold setting not being saved and restored correctly between sessions.
• Market Scans – Added passing selected scan result symbols to other applications when launching from Application Links.
• News – Added support for comma-separated symbol lists in the -symbol command-line parameter.
• Option Chains – Fixed Sort Lists function not correctly sorting option chain results.
• Option Chains – Fixed historical volatility not clearing when switching symbols, causing incorrect Greeks calculation using the previous symbol’s volatility.
• Option Chains – Added passing selected chain symbols to Watchlist when launching from Application Links.
• Time & Sales – Moved Data Settings to be accessible from the More Data Settings ribbon button.
• Time & Sales – Added Label At Beginning option for interval history requests, allowing bars to be labeled at the start of the interval rather than the end.
• Time & Sales – Fixed extended trades filter incorrectly being applied when building minute bars, causing other trade types to affect bar high/low values.
• Time & Sales – Fixed font size setting not being applied correctly when opening the settings dialog.
• Time & Sales – Consolidated Color Settings into the General tab.
• Watchlist – Fixed symbols being treated as annotations when typing in the grid after dismissing the Application menu without opening a file.
• Watchlist – Added support for the -symbol command-line parameter, including comma-separated symbol lists, when launched from other applications.
• All Display Apps – Updated apps to respect current working directory when launching linked apps from the ribbon.

There is a new way of accessing Data Settings in the Time & Sales and Charts apps. These have been migrated to a popup accessible from the More Data Settings ribbon button.