MARKETS

What Is a Stop-Loss Order? Limiting Downside Risk Automatically

VC By Victor Cranson · September 28, 2026 · 3 min read

A stop-loss order is an instruction that automatically triggers a sell order once a stock's price falls to a specified level, designed to limit an investor's potential losses without requiring them to actively monitor the position continuously.

How a Stop-Loss Order Works

An investor holding a stock purchased at ₹600 might place a stop-loss order at ₹550, meaning if the stock's price falls to ₹550, the stop-loss automatically triggers and converts into a sell order — either a market order (executing immediately at the best available price) or a limit order (executing only at the specified price or better), depending on the specific type of stop-loss chosen.

This mechanism allows an investor to define, in advance, the maximum loss they're willing to accept on a position, without needing to watch the market continuously to react manually if the price starts falling.

Stop-Loss Market Order vs. Stop-Loss Limit Order

A stop-loss market order triggers a market order once the stop price is reached, prioritizing execution certainty — the position will be sold, though potentially at a price somewhat below the stop price if the stock is falling quickly. A stop-loss limit order triggers a limit order at a specified price once the stop price is hit, offering more price control but with the risk that, in a fast-falling or highly volatile market, the price might drop past the limit before the order fills, leaving the position unsold.

Why Traders Use Stop-Loss Orders

Stop-loss orders address a common behavioral challenge in investing — the tendency to hold onto a losing position too long, hoping for a recovery, rather than accepting a loss and moving on. By setting a stop-loss in advance, before emotions are engaged in a live, moving market, an investor can enforce a predetermined risk management discipline rather than making a reactive decision in the moment.

Limitations of Stop-Loss Orders

A stop-loss doesn't guarantee protection against all losses — in a fast-moving or highly volatile market, particularly around major news events, a stock's price can gap down significantly below the stop-loss level before the order executes, resulting in a larger loss than intended, especially with a stop-loss market order in extreme conditions.

FAQ

Can a stop-loss order be adjusted after being placed? Yes, most brokers allow a stop-loss order to be modified or cancelled at any time before it triggers, which many traders use to gradually raise a stop-loss level as a stock's price rises, protecting accumulated gains.

Does a stop-loss order cost extra to place? Generally, a stop-loss order is charged the same brokerage fee as any other executed trade once triggered — there's typically no separate charge just for setting the order.

A stop-loss order provides a useful, automated risk management tool for limiting potential losses, though understanding the difference between stop-loss market and limit variants — and their behavior during volatile conditions — is important before relying on one. This is general information, not personalized investment advice.