A trailing drawdown doesn’t sit still. It chases your equity up and then, on many programs, freezes. Knowing exactly where that floor is — in ticks, not just dollars — is the difference between a clean payout and a breach you never saw coming.
The trailing floor and the high-water mark
A trailing drawdown sets a loss floor a fixed dollar distance below your account’s highest point. As your equity makes new highs, the floor trails upward behind it, locking in a growing share of your gains. The reference point it trails is the high-water mark — your peak balance, or peak unrealized equity, depending on the firm.
The key mental shift: your drawdown floor is not a fixed number under your starting balance. It’s a moving target that follows your best moment. Every new equity high pulls the line up with it — good when you’re building a cushion, brutal when you give profit back. Whether the floor tracks your balance or your equity varies by firm; confirm it in your rulebook, because it changes everything that follows.
Converting your drawdown into ticks per contract
Dollars are abstract in the heat of a trade; ticks are what you actually watch move. Convert your remaining cushion into ticks per contract and you’ll feel the floor in the same units as your chart.
The math is simple: remaining cushion ÷ (tick value × contracts) = ticks of room. Here’s the tick value for the three most-traded futures, and how many ticks $1,000 of cushion buys on one contract:
| Contract | Tick size | Tick value | Ticks per $1,000 |
|---|---|---|---|
| ES (E-mini S&P) | 0.25 pt | $12.50 | 80 |
| NQ (E-mini Nasdaq) | 0.25 pt | $5.00 | 200 |
| CL (Crude Oil) | 0.01 | $10.00 | 100 |
So if you’re carrying $1,500 of cushion and trading two ES, that’s 1,500 ÷ (12.50 × 2) = 60 ticks of total room across the position. Trade four ES instead and the same cushion is only 30 ticks — the floor didn’t move, but you halved your margin for error. Contract count is a drawdown decision, not just a conviction decision. A prop-firm drawdown calculator does this for your exact balance and size.
How the floor ratchets and then locks
On most trailing programs the floor ratchets — it only ever moves up, never down. Bank a green day and the floor climbs; have a red day and it stays put at the higher level, so you’ve permanently tightened the distance between your balance and your line.
Many firms then lock the floor once your account grows past a threshold — commonly around the point where you’ve earned a buffer roughly equal to the initial drawdown plus a set amount. After the lock, the floor stops trailing and typically freezes at your starting balance (or a fixed level), so further gains widen your cushion instead of dragging the line up. Whether your program trails-then-locks, trails on closed vs. unrealized equity, and where exactly the lock sits varies by firm and changes over time — confirm the current rules with yours. Reaching that lock is a legitimate first objective; only size up in ticks once the floor freezes.
Why a green day can still breach you
This is the trap that surprises disciplined traders. If your firm trails on unrealized (intraday peak) equity, the floor ratchets up to your highest open profit — not your closing balance. Run a position 40 ticks into profit on ES, give it all back, and close flat, and your floor may have climbed to that peak. You booked a break-even day and still tightened your drawdown by 40 ticks of ES value.
Take it further: a position that peaks deep in profit, reverses, and stops you out can pull the floor up on the way up and then breach it on the way down — a losing round trip on a day you were, for a while, comfortably green. That’s why “I closed positive” is no guarantee you’re safe under intraday trailing. Confirm whether your firm trails on closed or unrealized equity, because it changes how you must manage a runner: take partials into strength so the peak that sets your floor is one you actually banked.
Tracking your live cushion in real time
You cannot manage a floor you can’t see. The traders who survive trailing drawdowns are the ones who always know, at a glance, how many ticks stand between their current equity and the line — and who size the next trade against that number, not against yesterday’s comfort. The live figure is cushion in ticks = (current equity − current floor) ÷ tick value, recomputed every session, because the floor moved while you were winning and possibly while you slept.
Read the balance-vs-equity variants in depth in our explainer on how trailing drawdown works. Shibiki keeps that cushion live: it reads your fills, tracks the high-water mark, and shows remaining room continuously, so the floor is never a surprise at the end of the session. Better still, it can push a hard max-loss limit down to the broker, so a fast reversal can’t drag you through the floor while you hesitate — the limit holds even when you don’t. And because Shibiki tracks each strategy’s edge health with a Wilson confidence interval, you won’t scale contracts up — shrinking your tick cushion — on a system the sample hasn’t proven. Programs built for futures traders, like Apex Trader Funding, lean heavily on trailing rules, so this is the number to master first.
Related: Drawdown calculator · Trailing drawdown, explained · Apex Trader Funding