Updated September 25, 2026 · 5 min read

Margin and Leverage Settings on MetaTrader: What Administrators Should Check

How leverage, margin requirements, margin call and stop-out levels interact on MT4/MT5, and how to adjust them safely before volatile events.

Key takeaways
  • Leverage is set per group; margin can also be set per symbol.
  • Margin call warns; stop-out closes positions.
  • Plan margin changes before known volatile events.

The basics

Leverage determines how much margin a position requires. Margin call is a warning level; stop-out is the level at which positions are closed automatically to protect the account and the broker.

Before volatile events

Brokers often raise margin requirements ahead of elections, central bank decisions or weekends for some instruments. Announce the change in advance and apply it on time.

Checks after changes

  • Margin levels on a sample of accounts.
  • No unexpected mass stop-outs.
  • Client notices published.

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