Paper trading a swing trading strategy means recording hypothetical trades under a fixed set of rules. You plan the entry, stop, target and size before the outcome is known. Then you review every qualifying result, including the trades you would rather forget.
This guide takes one strategy from setup to review. It doesn't set a universal number of trades or a pass mark for going live.
1. Write the strategy before you test it
Define rules another person could apply without asking what you meant. Include:
- the market and chart timeframe;
- the conditions that create a setup;
- the entry trigger and order type;
- the initial stop;
- the profit target or exit rule;
- the maximum risk you choose for the exercise;
- events or conditions that cancel the trade.
Keep one version of the rules during a test. If you change a rule, date the new version and review its results separately.
2. Create a paper portfolio
Use a separate paper portfolio so hypothetical results don't mix with live holdings. Give it a starting balance and currency. Choose a small watchlist that fits the market and strategy you are testing.
In Swingfolio, you can create a named portfolio, assign each trade to a strategy and filter Analytics by portfolio. This gives your practice trades a consistent home from the first entry.
3. Scan at a repeatable time
Choose when you will look for setups. A strategy based on daily candles may need one review after the market closes. A four-hour method needs a different schedule.
Record every candidate that meets the setup rules. If you record only the trades that later worked, hindsight will distort the test. Also note when no setup appears. That tells you how often the strategy produces opportunities under the conditions you observed.
4. Plan the paper trade
Write the trade before marking it open:
- ticker and exchange;
- strategy and rule version;
- setup date and entry trigger;
- planned entry, stop and target;
- quantity and risk amount;
- order type and fill assumption;
- reason the trade qualifies;
- known overnight events relevant to the plan.
The swing trading journal guide covers the broader review process. The paper trading journal field checklist gives you a copyable practice entry. For paper trading, the crucial detail is timing: the plan must exist before the hypothetical entry.
5. Use realistic price assumptions
A candle touching your price doesn't prove that an order would have filled. A market order can execute away from the quoted price, while a limit order may not execute. The SEC explains these differences in its order-type bulletin.
Choose a written convention for paper fills. For example, you might require the next session to trade through a limit price and then record the available offer. Add commissions, exchange fees and an explicit slippage assumption where relevant. Use the same convention for winners and losers.
6. Work through a hypothetical swing trade
Suppose the fictional instrument DEMO.AU closes above a five-session range. This exercise uses a buy trigger at $40.20, a stop at $39.20 and a target at $42.20.
You choose a $100 maximum loss before costs.
- Risk per unit:
$40.20 - $39.20 = $1.00 - Position size:
$100 / $1.00 = 100 units - Planned reward per unit:
$42.20 - $40.20 = $2.00 - Planned reward:
$2.00 x 100 = $200 - Planned risk to reward:
$100:$200 = 1:2
Assume the next session offers 100 units at $40.30, so your paper record uses $40.30 rather than the planned trigger. The original stop remains $39.20. Your risk is now ($40.30 - $39.20) x 100 = $110, before costs.
If the assumed exit is $41.70 and total costs are $10, the hypothetical result is (($41.70 - $40.30) x 100) - $10 = $130. Measured against the $110 initial risk, that is $130 / $110 = 1.18R after rounding.
This example shows why the fill and costs belong in the journal. A planned 1:2 trade doesn't automatically close at 2R.
7. Manage the trade by the written rules
Check the position at the times your strategy specifies. Record each stop or target change with its date, old value, new value and rule. Don't edit the original plan after the market moves.
Swing trades can cross overnight gaps, earnings and market closures. If price moves past the planned stop, record the exit assumption you could have used. Don't force the result back to the stop price.
8. Close and review the trade
At exit, record the date, price, quantity, fees, profit or loss and R-multiple. Add whether you followed each rule. A losing trade can still be evidence that you applied the process as written. A winning rule break tells you less about the strategy you intended to test.
Review the group of trades for:
- missing or changed rules;
- win rate, average win and average loss;
- expectancy and R-multiple distribution;
- profit factor;
- differences by strategy version or market condition;
- gaps between planned and assumed fills.
Expectancy in R is (win rate x average winning R) - (loss rate x average losing R). Keep wins and losses in the same unit and include the costs you modelled.
Run a repeatable review
Start by checking the records, then check the strategy. Count missing entry plans, missing exits and trades that use a different fill convention. Those gaps can distort the result before the strategy calculation begins.
Next, compare the trades that followed every rule with those that did not. Read the notes for both groups. A lower result after a rule break may support stricter execution, while a better result may reveal that the written rule needs a separate test. Don't quietly fold the change into the current sample.
Finish by writing one decision. You might keep the strategy unchanged, test a new exit as version two or stop testing because the setup appears too rarely for your goal.
9. Decide what to test next
Don't rewrite the strategy because of one loss or one unusually large win. First check whether the record is complete and whether you followed the rules. Then choose one question for the next test, such as a different exit rule or a narrower market condition.
For more context on the role of practice, read paper trading for swing traders. When you are considering real money, use the separate paper-to-live readiness guide. It covers risk limits, live execution and comparisons between your paper and live journals.
Create your paper portfolio, write version one of the strategy and record the first qualifying setup before its outcome is known.
Common paper trading problems
Choosing trades after the move
A historical chart makes successful setups look easier to find. Prevent hindsight by recording the candidate and entry rule before revealing later candles when you replay old data. In current markets, timestamp the plan before the trigger.
Giving every paper order a perfect fill
Use the same written fill convention throughout the test. If a limit price only touched briefly, record whether your convention counts it. Include spread, slippage and costs where they apply.
Changing several rules together
Give each strategy version a date or name. Change one meaningful variable at a time, then keep its records separate. This makes the comparison easier to interpret.
Reviewing only the winners
Log every qualifying entry and every exit. Losing trades and missed fills show whether stops, liquidity assumptions or setup rules need more work.
Paper trading questions
Do I need a broker simulator?
No. A spreadsheet or paper portfolio can support the process if you use realistic prices and preserve the plan. A simulator may automate order handling, but you still need a journal for the reason, rules and review.
Can I test more than one strategy?
Yes, but assign each trade to one strategy and review the groups separately. Testing several rule sets in one unlabelled sample makes the summary hard to use.
When should I change the strategy?
Change it when the journal identifies a specific rule worth testing, then start a new version. Don't change it only because the latest trade lost.