Quantopian Community
Time Delay on live trading
26 views
1 reply
We are now accepting submissions for the Quantopian Open
778 views
4 replies
Using history(), how do I take a specific number from that?
31 views
1 reply
order_target_percent
21 views
0 replies
cloned "Multiple Securities" program does not build
23 views
1 reply
Who's coming to QuantCon?
57 views
4 replies
This algorithm is not connected to Interactive Brokers. Log in to IB. Can't log into this IB account because it is already in use.
522 views
13 replies
Backtest-54f6b9ecccacc10f1bd619e4
Why is my code not executing these orders?
65 views
2 replies
How can I get the 200 largest company tickers from NASDAQ to update monthly?
87 views
3 replies
Data for Correlation Matrix
45 views
2 replies
Quantopian Office Hours on Friday March 6 at 11AM EST
47 views
0 replies
Can you get 52 week-high without fetching outside data?
291 views
5 replies
Has anyone translated Wouter and Butler's new Elastic Asset Allocation model into python script?
117 views
3 replies
Array Transforms
78 views
3 replies
Default commission model very different from IB fees
110 views
5 replies
Backtest-54f017c719f3cc0f1164dfc6
CSSAnalytics - A Simple Tactical Asset Allocation Portfolio with Percentile Channels
708 views
19 replies
Starting with not so much $
235 views
8 replies
Backtest-54e0883c0ded0c0f099c5606
mean reversion w/ scipy.optimize.minimize
1.4k views
21 replies
Backtest-54f31acec7fdc60f0fb79b28
avoiding de-listing of securities
215 views
7 replies
Quantopian Managers Program - Algorithm Selection & Compensation
3.2k views
52 replies
How to create a symbol from string?
127 views
12 replies
Using our own data sources
49 views
1 reply
zipline question
75 views
4 replies
Research: Investing in Women-led Fortune 1000 Companies
8.1k views
16 replies
Research: An Update to Investing in Women-led Companies
54 views
0 replies
Trying on for size: a technical framework
127 views
2 replies
volume spike purchasing formula
118 views
5 replies
Why can't I call history in before_trading_start()?
51 views
1 reply
What's the appropriated way to give rating to any trading system?
36 views
1 reply
Need Help Porting Profitable "Honey Badger" Python Script to Quantopian
313 views
11 replies
Backtest-54dc0438bb5f8f0dc77cbb0a
How to dig a hole looking for GLD
405 views
4 replies
The fundamentals filter not allowed in live trading?
179 views
4 replies
Moving averages
112 views
3 replies
ATR looking back n days using talib
83 views
2 replies
Datetime compare with string
27 views
1 reply
how to get zipline work within a proxy network
32 views
1 reply
Fundamentals now available for Quantopian Open, Quantopian paper trading
116 views
0 replies
Backtest-54f1c29876c0ad0f0a06bc75
Overreaction
194 views
9 replies
Sneak Peek: Using a Quantopian Research Notebook to Analyze Share Buyback Data
3k views
11 replies
Is the contest being gamed?
2.6k views
107 replies
Backtest-54f3c5a6973501313d754bbf
MACD-Mean-Reversion Strategy encountering KeyErrors with specific securities
92 views
2 replies
Error: Execution Timeout
294 views
31 replies
Close all current Positions and cancel their limit and stop orders (for one open position)
42 views
1 reply
Python Help: Sample Fundamentals 1 Algo
69 views
2 replies
Schedule Function Problem
60 views
2 replies
Automated signals instead of trading
269 views
10 replies
Sample algo for weekly picks of 3-4 symbols based on ranking/sort of 15 symbols
172 views
7 replies
Symbols() with dictionary as input for a clean rotation strategy code
33 views
2 replies
Snapshot
ValueError: cannot convert float NaN to integer
29 views
1 reply
Quantopian Open: Twitter Updates
212 views
6 replies