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Trend-Following Backtester · Guide · backtest 한국어

equity · QA

Commercial Bank (Q.S.C.) backtest

10 trend-following strategies were compared on the full daily history of Commercial Bank (Q.S.C.). 5 beat buy-and-hold CAGR; Donchian 채널 돌파 ranks first by Sharpe, matching the main backtester.

Data 2010-02-22 ~ 2026-09-30daily bars 4,153 (16.6 years)Costs 0.5%Venue QSEMonthly snapshot 2026-09-30

Results by strategy

5 of 10 beat buy and hold (CAGR -0.6%, drawdown -96.3%).

Sharpe leader (same as main): Donchian 채널 돌파 — CAGR 1.3%, MDD -94.2%, Sharpe 0.32, 40% exposure.

No strategy retained at least 75% of buy-and-hold CAGR while reducing drawdown by both 20% relatively and 5 percentage points absolutely.

The alternative must retain 75% of buy-and-hold CAGR, improve drawdown by at least 20% and 5 percentage points, and stay below 95% exposure; the ranking weights return retention 60% and drawdown improvement 40%.

Strategy · parametersCAGRMDDSharpeCalmarTotalTradesExposure
Donchian 채널 돌파
entryN=117, exitN=105
1.3%-94.2%0.320.011.2x1440%
EMA 크로스오버
fast=73, slow=157
0.2%-94.1%0.320.001.0x2040%
SMA 크로스오버
fast=26, slow=172
0.3%-93.3%0.320.001.0x3244%
ROC 모멘텀
n=119, threshold=0.14
0.4%-92.9%0.320.001.1x8217%
ADX / DI 방향성
period=51, threshold=22
0.1%-90.8%0.220.001.0x40%
Supertrend
period=13, mult=4.9
-14.1%-99.6%0.20-0.140.1x5853%
볼린저 밴드 돌파
n=41, k=1.1
-15.3%-99.6%0.19-0.150.1x12639%
MACD
fast=16, slow=31, signal=18
-15.7%-96.4%0.19-0.160.1x20251%
Keltner 채널 돌파
emaPeriod=46, atrPeriod=19, mult=4
-15.1%-99.5%0.19-0.150.1x3614%
Parabolic SAR
step=0.01, maxStep=0.04
-16.0%-99.7%0.19-0.160.1x15849%
Buy and hold-0.6%-96.3%0.32-0.010.9x1100%
1x 10x 2011 2013 2015 2017 2019 2021 2023 2025 Donchian 채널 돌파Buy and hold
Donchian 채널 돌파: Solid strategy line versus dashed buy-and-hold line. Log scale.
0% -24% -48% -72% -96% 2011 2013 2015 2017 2019 2021 2023 2025 Buy and holdDonchian 채널 돌파
Donchian 채널 돌파 maximum drawdown -94.2% (2011-01-10 → 2018-03-08), prior peak not yet recovered.

Rules of the top strategy

A new high means a trend starting; a new low means it’s over (turtle-trading style).

Method and caveats

Past performance does not guarantee future returns. Parameters were selected on the same full-history sample using sharpe over 120 trials per strategy, so results contain in-sample bias. 0.5% trading costs are included; taxes, slippage and rejected orders are not.
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