Quantopian Community
Backtest-54f31acec7fdc60f0fb79b28
avoiding de-listing of securities
64 views
2 replies
Starting with not so much $
44 views
5 replies
volume spike purchasing formula
68 views
3 replies
Error: Execution Timeout
286 views
31 replies
Is the contest being gamed?
2.5k views
106 replies
Need Help Porting Profitable "Honey Badger" Python Script to Quantopian
160 views
7 replies
Close all current Positions and cancel their limit and stop orders (for one open position)
23 views
1 reply
Backtest-54f1c29876c0ad0f0a06bc75
Overreaction
121 views
8 replies
Python Help: Sample Fundamentals 1 Algo
43 views
2 replies
Schedule Function Problem
43 views
2 replies
Quantopian Managers Program - Algorithm Selection & Compensation
2.9k views
48 replies
Default commission model very different from IB fees
68 views
3 replies
Has anyone translated Wouter and Butler's new Elastic Asset Allocation model into python script?
34 views
0 replies
How to create a symbol from string?
17 views
0 replies
Automated signals instead of trading
241 views
10 replies
Can you get 52 week-high without fetching outside data?
169 views
3 replies
Sample algo for weekly picks of 3-4 symbols based on ranking/sort of 15 symbols
131 views
7 replies
Symbols() with dictionary as input for a clean rotation strategy code
29 views
2 replies
Backtest-54e0883c0ded0c0f099c5606
mean reversion w/ scipy.optimize.minimize
1.1k views
16 replies
Snapshot
ValueError: cannot convert float NaN to integer
28 views
1 reply
Backtest-54f017c719f3cc0f1164dfc6
CSSAnalytics - A Simple Tactical Asset Allocation Portfolio with Percentile Channels
361 views
10 replies
Quantopian Open: Twitter Updates
196 views
6 replies
Backtest-54f1d34efe47240f18436f25
Differences between Minute and Daily Backtests
59 views
1 reply
Help with scipy.optimize error?
42 views
2 replies
Quantopian Open: One Races to the Finish Line, Another Starting Gun Goes Off
219 views
6 replies
How to use scipy and optimize
45 views
1 reply
DIY HFT Algobot
483 views
13 replies
Universe Changes breaking backtest indicators
49 views
2 replies
array operation with numpy ndarray
46 views
2 replies
Looking for minimum price during a period of time and it's datetime
82 views
5 replies
ATR looking back n days using talib
48 views
0 replies
Backtest-54e990d61c23310f0a01a9cb
Why don't stop losses execute?
362 views
9 replies
protection for fetch data
36 views
0 replies
Books to learn coding
203 views
3 replies
Is it possible to use other Python Libraries alongside the Quantopian API?
115 views
2 replies
'portfolio.pnl' Calculation Error? Example provided...
87 views
7 replies
Who is going to the QuantCon?
623 views
19 replies
VIX Futures Strategy / Trouble Importing .csv
130 views
2 replies
Backtest-545157ce725ad909083b4e68
Earnings drift with Estimize
3.8k views
24 replies
Research: Stepping through Crowdsourced Earnings Data with Estimize
184 views
0 replies
How to use 100% Total Margin Live-Trading with Interactive Brokers
110 views
1 reply
Data or backtesting engine bug
118 views
3 replies
What is wrong with my syntax? All I changed was the stocks to buy.
85 views
3 replies
Excellent Quantitative Economics reference website
602 views
5 replies
Adding drag from monthly minimum/margin
65 views
3 replies
Backtest-54e9460bdf19550f129277ca
Why does the number of positions (and leverage) creep up for this algorithm?
204 views
8 replies
Real automated trades
119 views
4 replies
Backtest-54e696ddd5f28d0f1a4a7722
This code is calling a stock on a date that has already passed
140 views
4 replies
Backtest-54eb62bfe0f6970f08eb76da
Why is my algo trading on Sundays?
161 views
1 reply
the example problem
96 views
2 replies