Leverage and Liquidation: The Move Size That Wipes You Out

You put up $500, opened a position worth $5,000, and the market moved 9% against you overnight. Your account is gone. Not down 9%. Gone. If that math feels wrong, it isn’t, and that gap between “the market barely moved” and “my account hit zero” is exactly what this article walks through.

Leverage multiplies the move, not just the gain

Leverage lets you control a position bigger than your cash. Put up $1,000 and trade with 10x leverage, and you control $10,000 worth of an asset. If it rises 5%, you make $500, a 50% return on your $1,000. That part gets advertised constantly.

The part that doesn’t get advertised: if the asset falls 5%, you lose $500 too. Same 50%. The leverage doesn’t care which direction the price goes. It just scales whatever happens to your capital.

Push it further and the arithmetic turns violent fast. At 20x leverage, a 5% adverse move wipes out your entire deposit. At 50x, it takes about 2%. At 100x, roughly a 1% move, smaller than what many assets swing through in a single hour, ends the position.

The formula, plainly

Ignoring fees and funding costs for a moment, the approximate move that erases your margin is:

Liquidation move (%) ≈ 100 ÷ leverage

That’s rough, not exact, because most platforms don’t wait until you hit exactly zero. They close you out early, at a “maintenance margin” threshold, so their risk desk isn’t left holding a loss if the market gaps past your entire deposit before an order fills. But the formula gives you the right order of magnitude, and it’s the number worth carrying around in your head before you type in a leverage setting.

Worked example: three leverage levels, same starting capital

Assume $1,000 in trading capital, no fees, no funding charges, and a maintenance margin threshold of zero for simplicity (real platforms use a buffer above zero, which we’ll cover below).

Read the last column again. In every row, the dollar amount that ends your $1,000 is the same $1,000. Leverage doesn’t change how much you can lose in dollars. It changes how small a price move it takes to lose it.

That’s the whole story of leverage risk, condensed into one table. Higher leverage doesn’t ask more of the market. It asks less.

Maintenance margin moves the line closer

Real exchanges and brokers don’t let your account run to exactly zero before acting. They set a maintenance margin level, and when your equity falls to that level, you get a margin call or an automatic liquidation, whichever the platform uses.

Say your maintenance margin is 25% of the position value. On that same $10,000 position (10x leverage, $1,000 down), you don’t need the position to fall enough to erase your full $1,000. You get liquidated once your equity falls to $2,500 of remaining position value, which happens well before your account hits zero. Practically, this means the real liquidation move is smaller than the simple formula above suggests, not larger. The buffer protects the broker, not you.

FINRA sets minimum maintenance requirements for margin accounts trading US securities, and individual brokers are allowed to set stricter ones. Futures exchanges like CME Group set separate margin requirements per contract, adjusted as volatility changes, which is why margin requirements on the same contract can rise sharply during turbulent weeks. You can see how these thresholds are described in FINRA’s investor education page on margin and in CME Group’s margin requirements overview.

Why gaps make this worse

The formula assumes the market moves smoothly through the liquidation price, letting the system close you at roughly the level it calculated. Real markets gap. A stock can open 8% below yesterday’s close on news released overnight. Crypto trades 24/7 with no closing bell at all, so a sharp move at 3 a.m. can blow through your liquidation level before any order gets a chance to fill at a reasonable price.

When that happens, you can lose more than your deposit, not less. Some platforms socialize that shortfall across other users; some pass it directly to you as a negative balance. Which one applies depends entirely on the platform’s rules, and those rules are worth reading before you post margin, not after a liquidation email arrives.

What this does not tell you

This article uses a simplified, linear model. A few things it leaves out on purpose:

• Funding and financing costs. Leveraged positions, especially in futures and perpetual swap markets, accrue financing charges over time. These eat into your margin buffer even if the price doesn’t move, shrinking the real cushion below what the formula shows.
• Non-linear instruments. Options and instruments with embedded optionality don’t move linearly with the underlying, so this leverage math doesn’t apply to them directly.
• Partial liquidations. Some platforms close part of a position as margin erodes rather than the whole thing at once, which changes the effective math mid-trade.
• Slippage on the liquidation fill itself. The price the system calculates and the price you’re actually closed out at can differ, particularly in thin or fast markets.
• Correlated positions. If you hold multiple leveraged positions that move together, a single market event can hit your total account equity harder than any one position’s math suggests.

None of that makes the core relationship wrong. It just means real outcomes are usually a little worse, and occasionally a lot worse, than the clean percentage in the table above.

FAQ

Does higher leverage mean higher risk of loss, or just faster loss?

Both, but faster is the more dangerous one. A cash position and a leveraged position can lose the same eventual dollar amount, but leverage compresses that loss into a much smaller price move, giving you less time and less room to react before the position is closed automatically.

Can I lose more than I deposited?

On some platforms and instruments, yes, particularly with futures, forex margin accounts, and some crypto derivatives during a fast gap. Regulated US securities margin accounts have specific rules about this, and the SEC’s investor bulletin section on margin is a starting point for understanding how margin debt works in that context. Check your specific broker or exchange agreement for how it treats negative balances.

Is 2x leverage “safe” because the number is small?

Small relative to 100x, yes. Safe in absolute terms, not necessarily. A 50% move erases a 2x position, and plenty of individual stocks, small-cap names especially, have moved 50% or more within a single trading day around earnings or news events.

Why do exchanges raise margin requirements during volatile periods?

Because the maintenance margin buffer needs to be wide enough to survive the moves the market is currently capable of making. When volatility rises, the exchange’s own risk models widen that buffer, which raises the deposit you need to hold the same position size. This is a normal, disclosed adjustment, not a signal about where the price is headed.

Does this math change between long and short positions?

The percentage math is symmetric, but the practical risk often isn’t. A short position that moves against you has theoretically unlimited upside for the price to keep rising, while a long position’s downside is capped at the asset falling to zero. That asymmetry matters more the longer you hold a leveraged short.

What to look at next

If you’re evaluating a leveraged position, the two numbers worth finding before anything else are your platform’s specific maintenance margin level and its liquidation methodology, both usually in the account agreement or margin disclosure document rather than the marketing page. It’s also worth checking how the instrument you’re trading has moved on its worst single days historically, not its average days, since liquidation math only matters on the days that don’t look average.

This article is general information, not financial advice. See our disclaimer.