Algorithmic trading is the process of taking in inputs such as market data, current news, and producing orders without human intervention.

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Calculating most profitable arbitrage orders on multiple market with fixed and variable fees

If I have multiple markets (let's say 5, but the solution should be generic) trading the same stock/commodity/whatever, and the markets differ in both variable fees (which are in % of the trade order) ...
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59 views

Calculating short/long order percentages?

I have a feed in real time that lists the ask and bid orders. Each order consists of a value and a quantity. I want to calculate the percentage of short orders from the total orders in terms of ...
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209 views

Algorithmic Trading Model Calculation and Stale Data

I'd like ask everyone a more concurrency programming but definitely quant-finance related question. How do you deal with staleness of data in market hours as quote ticks are streaming and your model ...
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119 views

Correlation between idiosyncratic residuals and forward returns

The classic mean-reversion strategy is to calculate an "expected return" (alpha) by computing the raw return for each security and then remove the part which you think is market driven. Statistically ...
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122 views

Calculating index arbitrage

I have a days-worth of level 2 market data. I am calculating S&P500 index arbitrage. I have a few questions about the calculation: 1) Should I be summing all the bids and asks from the stocks ...
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How to filter and normalize market data obtained from distinct sources (FIX 4.4, bloomberg, etc) in an algorithmic trading system?

I'm wondering if some of you known how to resolve this requirement: I have to define the architecture of an algorithmic trading system (but I'm not an architect, so I'm trying to do my best). I have ...
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20 views

Correct term for position accumulation relative to price?

I've been looking at various accumulation algos and it appears that the greater majority are predicated on building a position largely relative to a time component or market volume for obvious ...
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55 views

What is the most elegant way to write a trading (or asset selection) algorithm in MATLAB, based on a simple criterion?

Assume a $T \times N$ matrix $X$ of values for an asset characteristic at time $t \in \{1,2,\dots,T \}$, where $T$ is the observation period in months and $N$ is the number of assets and a ...
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Explain $1Gamma vs %1 Gamma

What is $1 Gamma and what is 1% Gamma? please describe the difference? I understand Gamma but cant make the diff between the two.