Chantal Coolsma
Quant
Date Joined
31st August, 2019
Bootcamp progress
73% Complete
Achievements
Algorithm Sharing
Share an algorithm with the community by making your algorithm public.
2019-09-08 18:31:21
Backtester
Run at least 100 backtests on QuantConnect's cloud.
2019-10-13 10:57:50
C# Programming
Choose C# as your preferred programming language.
2019-09-08 15:22:09
Python Programming
Choose Python as your preferred programming language.
2019-08-31 09:01:55
Boot Camp Private
Complete a beginner bootcamp in the algorithm lab.
2019-09-01 07:40:19
Boot Camp Corporal
Complete an advanced bootcamp in the algorithm lab.
2019-11-03 07:59:01
- Profile
- Backtests
- Community
Biography
Activity on QuantConnect
This section highlights your contributions and engagement across the QuantConnect platform — including backtests, live trades, published research, and community involvement through comments and threads. It reflects your overall activity as part of the QuantConnect community.
Public Backtests (3)
View More7.2014PSR
20Parameters
1Security Types
249Tradeable Dates
21.6Net Profit
52.7763PSR
1.07Sharpe Ratio
0.32Alpha
-0.503Beta
28.666CAR
9.2Drawdown
0Loss Rate
19Parameters
1Security Types
0Sortino Ratio
243Tradeable Dates
3Trades
-0.443Treynor Ratio
100Win Rate
47.055Net Profit
2.126Sharpe Ratio
0.42Alpha
-0.057Beta
76.013CAR
7.4Drawdown
0Loss Rate
11Parameters
1Security Types
0Sortino Ratio
214Tradeable Dates
153Trades
-7.162Treynor Ratio
100Win Rate
Community
View MoreChantal started the discussion Likely Overfitting vs Not Overfitting
Hi,
Chantal started the discussion Runtime Error accessing SMA
I am a bit puzzled and I don't know what I am doing wrong. This code:
Chantal started the discussion Invalid Message: BrokerageModel declared unable to submit order
I have a problem with a backtest. It starts to execute orders. The first order is opened and closed...
Chantal left a comment in the discussion Invalid Message: BrokerageModel declared unable to submit order
Just found that BrokerageModel doesn't support MarketOnOpen order types. So I have to check if...
7.2014PSR
20Parameters
1Security Types
249Tradeable Dates
21.6Net Profit
52.7763PSR
1.07Sharpe Ratio
0.32Alpha
-0.503Beta
28.666CAR
9.2Drawdown
0Loss Rate
19Parameters
1Security Types
0Sortino Ratio
243Tradeable Dates
3Trades
-0.443Treynor Ratio
100Win Rate
47.055Net Profit
2.126Sharpe Ratio
0.42Alpha
-0.057Beta
76.013CAR
7.4Drawdown
0Loss Rate
11Parameters
1Security Types
0Sortino Ratio
214Tradeable Dates
153Trades
-7.162Treynor Ratio
100Win Rate
Chantal started the discussion Likely Overfitting vs Not Overfitting
Hi,
Chantal started the discussion Runtime Error accessing SMA
I am a bit puzzled and I don't know what I am doing wrong. This code:
Chantal started the discussion Invalid Message: BrokerageModel declared unable to submit order
I have a problem with a backtest. It starts to execute orders. The first order is opened and closed...
Chantal left a comment in the discussion Warning: fill at stale price
Still seeing this problem. My algorithm will try to close positions 60 minutes before the forex...
Chantal left a comment in the discussion Invalid Message: BrokerageModel declared unable to submit order
Just found that BrokerageModel doesn't support MarketOnOpen order types. So I have to check if...
Chantal left a comment in the discussion Change in Stock Price per Minute/Second
Don't know if minute resolution is possible, but you can create a RollingWindow to store previous...
Chantal left a comment in the discussion Likely Overfitting vs Not Overfitting
Hi Warren,
QuantConnect™ 2025. All Rights Reserved
Chantal left a comment in the discussion Warning: fill at stale price
Still seeing this problem. My algorithm will try to close positions 60 minutes before the forex...
6 years ago