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7
votes
4answers
1k views

What approaches are there to order handling in automated trading?

I am currently developing a commercial automated trading program in which users can write their own proprietary code and develop strategies, like in NinjaTrader, MetaTrader etc. Right now I am working ...
5
votes
4answers
700 views

Does HFT make sense in a pro-rata market?

If orders are filled pro rata, is there still incentive to engage in HFT? Because pro rata nullifies the time precedence rule, my intuition is no, but I figure there could be other aspects to it I'm ...
5
votes
1answer
468 views

Profiting from price discrepancies between stock exchanges

Here is an interesting video by Nanex: http://www.youtube.com/watch?&v=rB5jJuMP84E Perhaps some of you have already seen something similar. It is an animation of the order routing. It shows 1/2 ...
4
votes
3answers
378 views

How do Order Management/Matching Systems match/allocate orders (and filled prices)?

I am working on an improvement of my company's order allocation system. We run a central Order Management System (OMS) but currently performance attribution from filled orders leaves room for ...
3
votes
3answers
274 views

Is it worth preserving orderbook structure when building it from individual orders?

Say I'm building an order book and two bids come in at price $p$ and volumes $v_1$ and $v_2$. Which option is better To store the order as $\{p, v_1+v_2\}$ or To store the order as $\{p,v_1\}$ and ...
3
votes
2answers
166 views

Mitigating gateway delay

A trading system has $n$ colocated uplinks to TCP order entry gateways $g_1, \dots, g_n$ on a given exchange. Each gateway $g_i$ has a different order entry delay function $d_i(t)$ as a function of ...
2
votes
0answers
760 views

Which CEP platform is most popular for trading systems? [closed]

I heard that trading firms employ CEP platforms such as StreamBase, Marketcetera, JBoss Drools, and etc., to implement trading systems. I wonder which one is most popular and the recent trend of ...
0
votes
1answer
80 views

Implementing Orders with Interval Estimates

There's a better chance that stock price reaches an interval, say between \$16.91 and \$16.97, then a single price, say \$16.95. Hence, I generate an interval for a target price, instead of a single ...
0
votes
0answers
143 views

Looking for FpML best practices

We want start using FpML within our organisation; where message will be sent using FpML. What are best practices to do this ? If anyone who have used Tools as well as; i want to use FpML for ...