Trend-Following Backtester · Guide · backtest 한국어

equity · GB

Galliford Try Holdings PLC backtest

10 trend-following strategies were compared on the full daily history of Galliford Try Holdings PLC. 10 beat buy-and-hold CAGR; Supertrend ranks first by Sharpe, matching the main backtester. The return/drawdown alternative is Keltner 채널 돌파 (CAGR 8.5%, MDD -36.1%).

Data 1988-07-01 ~ 2026-07-31daily bars 9,766 (38.1 years)Costs 0.5%Venue LSEMonthly snapshot 2026-07-31

Results by strategy

10 of 10 beat buy and hold (CAGR 6.7%, drawdown -87.5%).

Sharpe leader (same as main): Supertrend — CAGR 18.1%, MDD -58.7%, Sharpe 0.73, 55% exposure.

Return/drawdown alternative: Keltner 채널 돌파 — CAGR is 11.4%p higher than buy and hold, while drawdown improves by 28.8%p (CAGR 8.5%, MDD -36.1%, 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=22, mult=5
18.1%-58.7%0.730.31570.7x18955%
Donchian 채널 돌파
entryN=18, exitN=13
16.0%-39.3%0.680.41289.4x29749%
ADX / DI 방향성
period=16, threshold=11
11.2%-56.3%0.500.2057.4x54952%
EMA 크로스오버
fast=52, slow=113
10.7%-70.2%0.490.1548.1x5759%
ROC 모멘텀
n=113, threshold=-0.03
10.4%-62.1%0.480.1742.8x27163%
Keltner 채널 돌파
emaPeriod=18, atrPeriod=29, mult=1.9
8.5%-36.1%0.470.2322.0x25928%
SMA 크로스오버
fast=12, slow=33
10.0%-49.7%0.470.2037.3x28952%
볼린저 밴드 돌파
n=38, k=0.7
9.6%-48.6%0.470.2033.4x34746%
Parabolic SAR
step=0.015, maxStep=0.1
9.1%-54.6%0.440.1727.6x52150%
MACD
fast=16, slow=46, signal=19
8.6%-70.0%0.420.1223.2x40550%
Buy and hold6.7%-87.5%0.350.0812.0x1100%
1x 10x 100x 1989 1994 1999 2004 2009 2014 2019 2024 SupertrendBuy and hold
Supertrend: Solid strategy line versus dashed buy-and-hold line. Log scale.
0% -22% -44% -66% -88% 1989 1994 1999 2004 2009 2014 2019 2024 Buy and holdSupertrend
Supertrend maximum drawdown -58.7% (2017-03-21 → 2019-08-15), recovered after 1,018 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

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