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LEAN is the open source algorithmic trading engine powering QuantConnect. Founded in 2013 LEAN has been built by a global community of 80+ engineers and powers more than a dozen hedge funds today.

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C#
2k
Limit Order 1 comment by Derek Melchin,
Py
8.9k
Need help in Liquidating :) TY 2 comments, last comment by Yanki Margalit,
Py
8.9k
Warmup does not warm up 1 comment by Derek Melchin,
Py
165.6k
Open to feedback and/or questions on this simple options Algo 35 comments, last comment by .ekz.,
Py
173
Using Opening and Previous Close as indicators 5 comments, last comment by Derek Melchin,
Py
3.1k
CoarseSelectionFunction triggered on a specified hour of the day 6 comments, last comment by Derek Melchin,
Py
248
"OptionPriceModels" Is Not Defined Error? 1 comment by .ekz.,
Py
165.6k
How to get UnrealizedProfitPercent for an open options contract? 1 comment by .ekz.,
Py
72
BTCUSD, Minute The issue starts at the start of the data; and continues until now 2 comments, last comment by QuantConnect Robot,
Py
396
BT fails - transaction model failed, cannot get ask price to fill order 1 comment by Derek Melchin,
C#
465
ScheduledUniverseSelectionModel inconsistently adding and removing securities 4 comments, last comment by Derek Melchin,
Py
395
Adding momentum stop to PEG algorithm 2 comments, last comment by Wisse Bemelman,
Py
877
Ltc, Hour The issue starts from Mar 21st, 2018 08:00 AM; and continues until now Started by Lorenzo Palmieri,
Py
877
Ltc,etc in bitfinex, Hour The issue starts from Apr 11th, 2018 06:00 AM; and continues until Apr 11th, 2018 06:00 AM Started by Lorenzo Palmieri,
Py
282
Fixed ATR stop loss 1 comment by Derek Melchin,
Py
28
Where to download IBgateway 9.74? 1 comment by Aaron Janeiro Stone,
Py
173
ScheduledUniverseSelectionModel and indicators / coarse 1 comment by Shile Wen,
Py
33.3k
VIX,VX19Z12, Minute The issue starts from Nov 7th, 2012 01:38 PM; and continues until Nov 7th, 2012 01:38 PM 1 comment by QuantConnect Robot,
Py
2.1k
How to backtest on foreign stocks? 3 comments, last comment by Shile Wen,
Py
59
Docker development, universe always returns 0 3 comments, last comment by Derek Melchin,
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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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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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