Liquidity
Hedging copy-trading bursts without paying the spread a thousand times
Copy trading is good for client engagement and awkward for the dealing desk. One popular strategy opens a position and, a second later, a thousand follower accounts open the same position in proportion. Hedging each of those tickets separately is the most expensive way to handle a burst that, in aggregate, is often quite small.
Why bursts are expensive
Each hedge order pays the spread and consumes a share of the provider's rate limits. A thousand small orders arriving at once also look, to the provider, like exactly the kind of flow it prices defensively. The broker ends up paying more per unit of risk covered at the moment it can least afford to.
Meanwhile the net exposure created by the burst is usually far smaller than the gross. Followers copy in different sizes, some strategies are partially offset by others, and some of the flow is closed again within minutes.
Three layers of protection
Brokers that handle copy-trading flow well tend to combine three techniques, each answering a different question.
Netting decides whether a ticket needs to reach a provider at all, by letting offsetting flow cancel internally
A retention threshold decides how much exposure the desk is willing to keep in each instrument
A hedging programme decides when the remainder is covered, where, and with which instrument
Hedging on rules rather than reflex
A hedging programme pools exposure from the accounts assigned to it and covers that pool on a trigger: every few seconds, or when the pooled position moves past a size, whichever comes first. The burst of a thousand tickets becomes a handful of hedge orders sized to the net position.
The instrument used to hedge does not have to match the one clients traded. Exposure from a CFD book can often be covered more cheaply in a spot or perpetual market with deeper liquidity, as long as the mapping is set deliberately and the basis risk is understood.
Measuring whether it works
The test is not whether the desk feels calmer. It is whether the cost of covering risk has fallen without the retained exposure creeping up. That needs a hedge book with its own record: every hedge fill, the slippage against the price at which the trigger fired, and the running result, reported apart from client trading.
Compared month by month against what hedging every ticket would have cost, that record turns a design choice into a number the business can defend.
In short
What to take away
Copy-trading bursts are large gross and often small net
Netting, thresholds and a hedging programme answer different questions
Hedge on time or size triggers, in the instrument that is cheapest to use
Keep a separate hedge book so the saving is measured, not assumed
Read next
Replay a busy day through a hedging programme
Share a day of fills and we will show how many hedge orders a pooled book would have sent, and what they would have cost.