Trailing Stop Loss: The Only Order Type That Actually Lets Your Winners Run
What's in this guide
- What a trailing stop loss actually is
- How it works (with real numbers)
- Dollar trail vs. percentage trail
- Trailing stop loss vs. trailing stop limit
- How to set one on Robinhood, Fidelity, Schwab, IBKR, TradingView & MT4/5
- The ATR trailing stop (the pro version)
- Five mistakes that ruin trailing stops
- When you shouldn't use one
- FAQ
What a Trailing Stop Loss Actually Is
A trailing stop loss is a stop order that moves with the market price — but only in the direction you want it to. For a long position, the stop sits a defined distance below the current price; as the price climbs, the stop climbs with it. When the price reverses and falls to that trailing level, the order fires off a market sell. The stop level never moves backwards. Think of it as a one-way ratchet bolted to your profits. (Investopedia)
The original 1978 idea came from J. Welles Wilder Jr., the same person who invented RSI, ATR, and a half-dozen other indicators every trader pretends they invented themselves. The core insight has held up for nearly five decades: a static stop loss does one job (capping losses), but a trailing stop does two — it caps losses and dynamically protects unrealized gains, all without you having to babysit the chart like a worried parent. (StockCharts ChartSchool)
How It Works — With Real Numbers
Here's the canonical long-position example, using simple, round numbers because the math should never be the hard part:
Setup: You buy XYZ at $100. You set a trailing stop loss with a $10 trail.
- Initial stop:
$90($100 − $10) - XYZ rises to
$130→ trailing stop ratchets up to$120 - XYZ rises to
$140→ trailing stop ratchets up to$130 - XYZ pulls back to
$130→ stop triggers, market order fires, you exit near $130
Result: a $30/share gain locked in automatically. A fixed stop at $90 would have done absolutely nothing for you on the way up. (Source)
For a short position, everything just flips. The trailing stop sits above the market price and ratchets down as the price falls; if the price reverses upward by the trail amount, the position gets covered. Same one-way ratchet logic, opposite direction. (CMC Markets)
Dollar Trail vs. Percentage Trail
Every broker lets you express the trail in one of two ways: a fixed dollar (or point) amount, or a percentage of the current price. They sound interchangeable. They are not.
| Type | How it scales | Best for | Watch out for |
|---|---|---|---|
| Dollar / point | Stays at a fixed distance forever | Stocks with a known average daily range; futures contracts where ticks are standardized | If price doubles, your trail stays the same — you're now risking a smaller % of profit |
| Percentage | Scales proportionally as price rises | Volatile names, long holding periods, anything where the price could 2–10x | On a quiet, low-vol stock, a fat percentage may sit absurdly far away |
Most retail platforms — Robinhood, Fidelity, Schwab, IBKR — let you choose either. The percentage trail tends to age better on multi-week swing trades; the dollar trail is cleaner for intraday futures and forex where you're thinking in ticks and pips, not percentages. (SmartAsset)
Trailing Stop Loss vs. Trailing Stop Limit
This is where most retail traders quietly torpedo themselves. The two order types differ by one word but behave very differently when the market gets nasty:
Trailing stop loss (market): When the trail level is hit, a market order fires. You will get filled. The price might be ugly during a gap or fast move, but the position closes.
Trailing stop limit: When the trail level is hit, a limit order is placed at your specified limit price. If the market gaps through your limit, your order sits there, unfilled, while the price continues lower. You stay in a trade you were trying to exit. Congratulations.
How to Set a Trailing Stop Loss on Every Major Platform
Robinhood
Robinhood added trailing stops for stocks back in 2019 and they're still the most underused order type in the app. Open the stock, tap Trade → Sell, tap Order Types in the top right, choose Trailing Stop, then pick either a dollar amount or a percentage for the trail. One important catch: trailing stops on Robinhood are stocks only — not options. If you want a trailing stop on a contract, you'll be doing it manually with price alerts or moving over to a broker that supports it. (Robinhood support)
Fidelity
Fidelity supports trailing stops as "Trailing Stop Loss" and "Trailing Stop Limit" order types in both their web platform and Active Trader Pro. Heads up: Fidelity only monitors trailing stop orders between 9:30 a.m. and 4:00 p.m. ET — they don't track during pre-market or after-hours sessions, which is exactly when your stock might do something stupid. (Fidelity)
Charles Schwab / thinkorswim
On thinkorswim, trailing stops are available under the order type dropdown, with a "TRSTP" tag. You can trail by an offset (in dollars or ticks) and the platform will recalculate the stop level on every new high. thinkorswim also supports server-side trailing stops, which means the order keeps working even if your platform is closed — a quietly important detail.
Interactive Brokers
IBKR offers the most granular control of the major US retail brokers: dollar trail, percentage trail, and ratio-based stops. You can also attach trailing stops to OCA (one-cancels-all) groups and bracket orders. This is the platform power-users tend to migrate to once they realize Robinhood's order ticket is, charitably, a toy.
TradingView (with a connected broker)
TradingView is the chart, not the execution venue — but connect a supported broker (Tradovate, Tradier, Interactive Brokers, OANDA, etc.) and you can place trailing stops directly from the chart. Worth pairing with TradingView's alert system for redundant manual control. (Related: Why TradingView is great for backtesting)
MetaTrader 4 & 5
MT4/MT5 trailing stops are client-side, which is a polite way of saying: if you close MetaTrader, the trailing stop stops trailing. The last stop level it set stays in place, but it won't follow the price anymore. This is why serious MT4 users run the platform on a VPS — pay $10/month or accept that your "automated" trailing stop is only as automated as your laptop's battery life. Also note: MT4 mobile doesn't support trailing stops at all. (Switch Markets)
The ATR Trailing Stop — The Version Pros Actually Use
Picking a trail amount by gut feel ("eh, 5% sounds about right") is how new traders get chopped up by perfectly normal volatility. The ATR (Average True Range) trailing stop replaces guesswork with measured market volatility, which is what every order type really should be doing in the first place.
The formula is straightforward:
Long stop = Highest High − (ATR × Multiplier)
Short stop = Lowest Low + (ATR × Multiplier)
ATR measures average price movement over a chosen period (Wilder's default was 14 bars; many platforms now use 21). You then multiply that ATR by a chosen number — typically 2 to 3 — to decide how much breathing room to give the trade. Welles Wilder himself preferred a multiplier of 3. (Stockopedia)
Which multiplier to use
| Style | ATR Period | Multiplier | Why |
|---|---|---|---|
| Day trading | 7–10 | 1.5×–2× | Tighter stops, faster reaction to intraday vol |
| Swing trading | 14 | 2×–3× | The Wilder classic; balances noise and trend room |
| Position trading | 14–21 | 3×–4× | Lets multi-month trends actually breathe |
Some research suggests a 2× ATR stop reduced max drawdown by roughly 32% compared with a fixed-percentage stop across 1,000 trades — not a guarantee of better P&L, but a meaningful improvement in equity curve smoothness. (LuxAlgo)
Five Mistakes That Turn a Trailing Stop Into a Loss Generator
1. Setting the trail too tight
A 1% trail on a name that moves 3% intraday is not "tight risk management." It's a guarantee you'll be stopped out on the first normal pullback, watch the stock continue to your target without you, and then journal about discipline later. Use ATR — or at minimum, check the average daily range — before picking a number.
2. Setting the trail too wide
The opposite problem. A 20% trail on a quiet utility stock means you'll give back most of an entire trend before exiting. The whole point of a trailing stop is to improve on a fixed stop, not give the market a wider corridor to mug you in.
3. Using trailing stop limits on illiquid names
Already covered above, but worth repeating: in a fast-moving market or after a gap, a trailing stop limit can leave you holding the bag while the price barrels past your limit price. If you want certainty of exit, the plain trailing stop loss (market) is the move. (CMC Markets)
4. Forgetting that gaps don't care about your stop
Stops trigger when the price touches the level, but execution happens at the next available market price. If the stock closes at $100, your trail is at $95, and the stock opens next morning at $87 because of bad earnings — congrats, your "$95 stop" filled at $87. Trailing stops manage risk; they don't eliminate it. Overnight gaps and news events are why position sizing exists. (Related: Why a 1:3 RR ratio matters more than your stop placement)
5. Treating it as "set and forget" forever
Trailing stops are an automation tool, not a substitute for thinking. Big macro events — Fed days, earnings, geopolitical shocks — can move a stock more in one minute than it moved in the previous month. Many experienced traders widen, tighten, or temporarily disable trailing stops around scheduled catalysts. (Related: Mental and physical health drive trading performance)
When You Shouldn't Use a Trailing Stop Loss
Trailing stops are not a universal solution, even though they're constantly marketed that way. They work poorly in choppy, range-bound markets — the kind where price churns sideways and stops you out repeatedly, each time slightly above your entry, slowly bleeding you out by a thousand small cuts. They're also a bad fit for very thinly traded names where the spread is wide enough that a normal bid/ask oscillation hits your trail. (FOREX.com)
Long-term buy-and-hold investors generally shouldn't bother either. If your thesis is "this company will be worth more in five years," then getting stopped out on a 10% drawdown — entirely normal for equity markets — defeats the entire holding strategy. Trailing stops are a trader's tool, not an investor's. (Related: Types of trading explained)
Frequently Asked Questions
What's a good trailing stop loss percentage?
There's no universal answer — it depends entirely on the asset's volatility. A rough rule of thumb: 1–3% for low-volatility large caps, 5–8% for mid-caps and most ETFs, 10–20% for volatile growth stocks and crypto. Better still: skip the rule of thumb and use 2× ATR, which adjusts to the instrument automatically.
Does the trailing stop ever move back down?
No. The trailing stop level is a one-way ratchet. For a long position it only moves up; for a short, it only moves down. The trail distance can be re-anchored if you cancel and re-place the order, but the existing stop level never retreats on its own. (Robinhood)
Can I use a trailing stop loss on options?
It depends on the broker. Robinhood does not support trailing stops on options as of 2026 — only on stocks. Interactive Brokers, tastytrade, and thinkorswim all support them on options contracts, though execution quality on illiquid contracts can be awful, so use limits or wide trails accordingly.
Will my trailing stop work after hours?
Almost never. Most US retail brokers — including Fidelity and Robinhood — only monitor trailing stops during regular session hours (9:30 a.m. to 4:00 p.m. ET). If the stock craters in pre-market on bad news, your trailing stop will not save you; it'll trigger at the open at whatever price is available. (Fidelity)
Trailing stop vs. mental stop — which is better?
The trailing stop wins on consistency and emotion control; the mental stop wins on flexibility and avoiding stop-hunting. Most disciplined traders combine them: a trailing stop as the hard floor, and a mental stop above it for early discretionary exits when the chart starts looking ugly. The traders who say "I just use mental stops" are usually the same traders who blow up accounts.
