21.03.2017
How do I use the API File Provider?
Ensuring a high data quality is one of the hardest parts of setting reliable backtesting. There are many challenges to ensuring your data is in the right format, free of errors or omissions and historically accurate. We’ve tried to address this for you by opening the LEAN Data Library and letting you download our data. […]
16.03.2017
Free Streaming Live Data with IEX – LEAN Release Notes v2.3.0.3
This release adds the IEXDataQueueHandler allowing LEAN users to stream free US equity trades to their strategy; along with numerous bug fixes to the OANDA and FXCM brokerage implementations. Additional regression algorithms were added to automate testing of daily data algorithms. The Interactive Brokers connection logic was also made more intelligent to fail quickly when […]
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28.02.2017
Generic Data Sourcing and Caching – Release Notes v2.3.0.2
This release adds a generic data sourcing feature along with abstraction of the data caching. This allows different configurations to be setup independent of physical files. In addition there were dozens ofbugs fixes in LEAN to improve its stability and consistency across backtesting and live trading. There were no breaking changes in regression tests or […]
11.02.2017
Release Notes – LEAN v2.3.0.1
This release fixed minor bugs in LEAN to improve its stability and consistency across backtesting and live trading. There were no breaking changes in regression tests or the API of LEAN. Features Update AlgoSeek data converter to accept input file mask to only convert specific source files. Added IsAssignable to detect assignment orders in backtesting*. […]
03.02.2017
Release Notes – LEAN v2.3.0.0
This release made significant changes to the core of LEAN. Options and futures asset classes were added, and the datafeed extended to support their datatype. Hundreds of bugs were fixed and additional converter tools were added to help port the raw data provider files into LEAN format. MorningStar fundamental analysis was also added. This release […]
31.01.2017
Options and Futures Trading on QuantConnect
We are very excited to announce the beta launch of options and futures trading on QuantConnect! Through the open-source platform LEAN, algorithmic trading has never been so accessible to investors. The new asset classes tie into our existing offering of Equities, FOREX and CFD products bringing us to a total of five asset classes. We […]
13.06.2016
Free Live Trading with FXCM
We’re excited to officially announce the integration of QuantConnect with FXCM Brokerage. This integration allows QuantConnect to offer free live trading to FXCM clients, giving tens of thousands of traders access to powerful algorithmic trading technology entirely for free. Free Live Trading Combining the our powerful open source algorithmic trading platform LEAN with the experience […]
20.11.2015
Our Answer to NYSE Eliminating Stop Orders
From February 26th investors will no longer be able to use Stop or Good Till Cancelled order types on the NYSE, according to a recent press release from Reuters. Typically Stop Market orders are used to place a market order when the stock exceeds a trigger price. On August 24th, 2015 many investors had their […]
11.06.2015
Thank you for supporting $1 trading
Were incredibly grateful to have the loyal support and attention of so many highly intelligent and passionate users. Every day we met incredible new people from all over the world, designing sophisticated strategies and it humbles us. Thank you for making QuantConnect awesome!
We have been blown away by the response in the last few weeks.Since launching the $1 Per Trade offer weve seen a 300% increase in all our user engagement signals: traffic, coding and backtesting.
Thank you for your trust and time, wewillcontinue working day and night to make QuantConnect better and make your strategy a success!
07.06.2015
The Future of Quant Trading
QuantConnect believes algorithmic, quantitative trading will be the primary investment vehicle of the future, and we plan to be the open source, community driven vehicle which makes this future a reality.
We’re often asked what the differences are between QuantConnect and Quantopian and so we decided to address this question here transparently in a blog. We believe QuantConnect is the only company with the vision and technical ability to execute on the quantitative trading future!