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quantconnect--lean/Algorithm.Python/BlackLittermanPortfolioOptimizationFrameworkAlgorithm.py
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Martin-Molinero cb326788b3
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Filter out small orders based on Setting (#5776)
* Filter out small orders based on Setting

- BuyingPowerModel will filter out small orders based on algorithm
  setting, a % of PTV, instead of hard coded 1 share value. Addin unit
  and regression tests
- Updating regression algorithms to use new setting, reduce order trades

* Update regression algorithms
2021-07-19 13:17:51 -03:00

65 lines
3.0 KiB
Python

# QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
# Lean Algorithmic Trading Engine v2.0. Copyright 2014 QuantConnect Corporation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from AlgorithmImports import *
from Alphas.HistoricalReturnsAlphaModel import HistoricalReturnsAlphaModel
from Portfolio.BlackLittermanOptimizationPortfolioConstructionModel import *
from Portfolio.UnconstrainedMeanVariancePortfolioOptimizer import UnconstrainedMeanVariancePortfolioOptimizer
from Risk.NullRiskManagementModel import NullRiskManagementModel
### <summary>
### Black-Litterman framework algorithm
### Uses the HistoricalReturnsAlphaModel and the BlackLittermanPortfolioConstructionModel
### to create an algorithm that rebalances the portfolio according to Black-Litterman portfolio optimization
### </summary>
### <meta name="tag" content="using data" />
### <meta name="tag" content="using quantconnect" />
### <meta name="tag" content="trading and orders" />
class BlackLittermanPortfolioOptimizationFrameworkAlgorithm(QCAlgorithm):
'''Black-Litterman Optimization algorithm.'''
def Initialize(self):
# Set requested data resolution
self.UniverseSettings.Resolution = Resolution.Minute
# Order margin value has to have a minimum of 0.5% of Portfolio value, allows filtering out small trades and reduce fees.
# Commented so regression algorithm is more sensitive
#self.Settings.MinimumOrderMarginPortfolioPercentage = 0.005
self.SetStartDate(2013,10,7) #Set Start Date
self.SetEndDate(2013,10,11) #Set End Date
self.SetCash(100000) #Set Strategy Cash
self.symbols = [ Symbol.Create(x, SecurityType.Equity, Market.USA) for x in [ 'AIG', 'BAC', 'IBM', 'SPY' ] ]
optimizer = UnconstrainedMeanVariancePortfolioOptimizer()
# set algorithm framework models
self.SetUniverseSelection(CoarseFundamentalUniverseSelectionModel(self.coarseSelector))
self.SetAlpha(HistoricalReturnsAlphaModel(resolution = Resolution.Daily))
self.SetPortfolioConstruction(BlackLittermanOptimizationPortfolioConstructionModel(optimizer = optimizer))
self.SetExecution(ImmediateExecutionModel())
self.SetRiskManagement(NullRiskManagementModel())
def coarseSelector(self, coarse):
# Drops SPY after the 8th
last = 3 if self.Time.day > 8 else len(self.symbols)
return self.symbols[0:last]
def OnOrderEvent(self, orderEvent):
if orderEvent.Status == OrderStatus.Filled:
self.Debug(orderEvent)