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Risk management for beginners

Risk management in trading is the set of rules that decide how much you can lose on a single trade and overall, such as position size, stop-loss placement and a limit on drawdown.

Decide the loss before the trade

The core habit is to define, before entering, how much you are willing to lose if the trade is wrong. Educators often talk about risking a small, fixed fraction of the account per trade. The exact figure is a personal decision that depends on your situation; the point is that it is chosen in advance, not improvised under pressure.

Position size and stop-loss

A stop-loss is an order that closes a trade at a level you chose, to cap the loss. Position size follows from it: the amount you are willing to risk, divided by the distance between entry and stop (converted to money per unit). A wider stop means a smaller position for the same risk, and the other way round.

Leverage does not change this logic, but it makes it easier to take a position that is too large for your account. Stops can also be filled at a worse price than planned during fast markets or gaps, which is called slippage.

Why drawdown math matters

Losses are harder to recover than they look. An account that falls 50% needs a 100% gain just to get back to where it started, and a 20% fall needs 25%. That is why risk control sits at the center of any trading plan.

None of this removes the risk of loss. It only keeps losses survivable and measurable, which is also the point of the journal and review habits in the curriculum.

Frequently asked questions

How much should I risk per trade?

There is no universal number and we do not give personal advice. Many educators discuss small fixed percentages as a starting point for study; the right level depends on your finances and tolerance for loss.

Does a stop-loss guarantee my loss is limited?

No. In fast markets or over gaps, a stop can be filled at a worse price than the one you set. It reduces risk but does not remove it.

What is a risk-reward ratio?

It compares how much a trade risks to how much it targets. A 1:2 ratio means the target is twice the distance of the stop. The ratio says nothing about how likely the target is to be reached.

Keep learning, starting free

Phase 1 of the Aeterna curriculum is free forever, with no credit card required. See the full structure on the curriculum page, or compare the free and paid access on pricing.

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