Release Notes

IQFeed v6.2.3.4 – 2026/3/26

Changes since the last Release (v6.2.2.1) Click on title above to see all the changes in this release.

IQFeed v6.2.2.1 – 2025/11/17

Changes since the last Release (v6.2.1.29) Click on title above to see all the changes in this release.

IQFeed v6.2.1.20 – 2024/06/07

Changes since the last Release Click on title above to see all the changes in this release.

IQFeed v6.2.1.14 Beta Release – 2023/05/15

This version is now posted on www.iqfeed.net as a public release. IQFeed v6.2.1.14 (Beta) – May 15th, 2023 – Changes since Last Release (6.2.0.25) Display Apps / Installer / Misc. Changes: All display apps – Added a jumplist to app’s taskbar right-click menu which can be used to launch any of the IQFeed apps. All

IQFeed v6.2 – 2021/09/17

Datafeed and API Changes: NEW MARKET BY ORDER FEED – This version implements orderbook for CME and ICE exchanges. Significantly reduced bandwidth for real-time and delayed streaming data when using IQFeed 6.2 when compared to IQFeed 6.1. 64bit! – IQConnect (the main feed component) and all display apps are now 64bit.  We will no longer

IQFeed v6.2 (Beta version) – 2021/05/04

NEW FEATURE – IQFeed core components are now 64bit.  This includes IQConnect and all display applications/utilities distributed with the feed but does not include legacy EOL components that are distributed for backwards compatibility. NEW FEATURE – MBO and unlimited depth price levels for futures symbols on exchanges with MBO data.  Nasdaq Level 2 data (equities)