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LEAN is the open-source algorithmic trading engine powering QuantConnect. Founded in 2012 LEAN has been built by a global community of 180+ engineers and powers more than 300+ hedge funds today.

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Quarterly Open-Source Trading Competition

The Open-Quant League is a quarterly competition between universities and investment clubs for the best-performing strategy. The previous quarter's code is open-sourced, and competitors must adapt to survive.

How can I pull most active stocks from my alpaca paper trading account 3 comments, last comment by Alexandre Catarino,
Autocomplete does not work in VSCode 3 comments, last comment by Carter,
SetHoldings not creating orders 3 comments, last comment by Mia Alissi,
V2 api for object store using objecyData json 3 comments, last comment by Louis Szeto,
Development Group 7 comments, last comment by Roberto Coccaro,
Adding a Benchmark Based on Buy and Hold for Comparison with Strategy Returns 7 comments, last comment by Mia Alissi,
Lean cloud push successful but not see in my quantconnect web 1 comment by Mia Alissi,
Plotting a line from the buy point to the sell point 3 comments, last comment by Louis Szeto,
Weekly Indicator Warm Up with Thursday to Wednesday prices? 5 comments, last comment by Louis Szeto,
Hover tooltips in QuantConnect web Jupyter notebook? 1 comment by Mia Alissi,
I can not found my live node after i pay for it ?? 2 comments, last comment by Driver young,
Missing data under backtest for an FX currency pair 7 comments, last comment by Sean Champ,
Capturing arbitrary data for indicator analysis after backtest? 3 comments, last comment by Sean Champ,
Trying to create a oliver kell screener, but Im stuck 4 comments, last comment by Louis Szeto,
Researcher Pack 3 comments, last comment by Louis Szeto,
Can I use multiple risk management model ? 4 comments, last comment by Mia Alissi,
Change in data - No data for the last month 3 comments, last comment by Louis Szeto,
Error in backtest, something related to docker 1 comment by Mia Alissi,
Intellisense/Auto-compelte not working in the cloud IDE 3 comments, last comment by Rob Gough,
Lean cli research and Interactive Brokers Error 2 comments, last comment by Best,
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About Quant League

The Open-Quant League is a quarterly competition between universities and investment clubs for the best performing strategy. Previous quarter's code is open-sourced, and competitors must adapt to survive.


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The material on this website is provided for informational purposes only and does not constitute an offer to sell, a solicitation to buy, or a recommendation or endorsement for any security or strategy, nor does it constitute an offer to provide investment advisory services by QuantConnect. In addition, the material offers no opinion with respect to the suitability of any security or specific investment. QuantConnect makes no guarantees as to the accuracy or completeness of the views expressed in the website. The views are subject to change, and may have become unreliable for various reasons, including changes in market conditions or economic circumstances. All investments involve risk, including loss of principal. You should consult with an investment professional before making any investment decisions.

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