Trend-Following Backtester · Guide · backtest 한국어

equity · CN

Castech Inc. Class A backtest

10 trend-following strategies were compared on the full daily history of Castech Inc. Class A. 2 beat buy-and-hold CAGR; Supertrend ranks first by Sharpe, matching the main backtester. The return/drawdown alternative is Keltner 채널 돌파 (CAGR 10.0%, MDD -42.1%).

Data 2008-03-19 ~ 2026-07-31daily bars 4,464 (18.4 years)Costs 0.5%Venue SZSEMonthly snapshot 2026-07-31

Results by strategy

2 of 10 beat buy and hold (CAGR 10.0%, drawdown -79.9%).

Sharpe leader (same as main): Supertrend — CAGR 12.7%, MDD -48.8%, Sharpe 0.53, 48% exposure.

Return/drawdown alternative: Keltner 채널 돌파 — CAGR is 2.7%p higher than buy and hold, while drawdown improves by 31.1%p (CAGR 10.0%, MDD -42.1%, exposure 28%).

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
Supertrend
period=26, mult=2
12.7%-48.8%0.530.269.0x21048%
Keltner 채널 돌파
emaPeriod=17, atrPeriod=8, mult=1.5
10.0%-42.1%0.490.245.8x15228%
Donchian 채널 돌파
entryN=5, exitN=76
11.9%-70.6%0.480.177.8x5491%
볼린저 밴드 돌파
n=32, k=1.9
9.5%-52.3%0.460.185.3x11232%
MACD
fast=11, slow=46, signal=14
9.1%-64.4%0.430.145.0x24451%
Parabolic SAR
step=0.015, maxStep=0.12
8.7%-69.1%0.420.134.7x29449%
ROC 모멘텀
n=142, threshold=-0.04
7.5%-66.9%0.390.113.8x15069%
ADX / DI 방향성
period=16, threshold=30
4.9%-54.1%0.320.092.4x6218%
SMA 크로스오버
fast=50, slow=75
4.7%-73.5%0.320.062.3x7455%
EMA 크로스오버
fast=50, slow=75
3.1%-85.3%0.280.041.7x4858%
Buy and hold10.0%-79.9%0.450.135.8x1100%
1x 10x 2009 2012 2015 2018 2021 2024 SupertrendBuy and hold
Supertrend: Solid strategy line versus dashed buy-and-hold line. Log scale.
0% -20% -40% -60% -80% 2009 2012 2015 2018 2021 2024 Buy and holdSupertrend
Supertrend maximum drawdown -48.8% (2016-07-22 → 2019-08-30), recovered after 2,446 days.

Rules of the top strategy

Trades the direction of a volatility-based trend line that trails below/above price.

Method and caveats

Past performance does not guarantee future returns. Parameters were selected on the same full-history sample using sharpe over 40 trials per strategy, so results contain in-sample bias. 0.5% trading costs are included; taxes, slippage and rejected orders are not.
Re-run the same setupAll asset reports

Read next