Hedging across two brokers sounds smart and creates its own risks

[Amanhasnoname]

Holding a long at one broker and a short at another to lock in a position, or to exploit differences in quotes, appears clever. In practice, the setup brings several problems.

Spreads and commissions are paid twice. Execution differs, so the two legs rarely line up exactly. Margin is tied up at both brokers, and one account can be stopped out while the other keeps running, leaving an unhedged position.

Differences in swap, rollover timing, and trade server time add more mismatches. A weekend gap can hit one side differently from the other if quotes diverge.

Brokers also dislike obvious arbitrage patterns, and accounts flagged for it may face restrictions.

For most retail scalpers, the cost and complexity outweigh the benefit. Closing a position is simpler and cheaper than hedging it across venues.

A calm look at the combined margin and fee bill usually closes the case before any real money gets committed.

Has cross-broker hedging been tried, and what was the experience with margin and execution differences?