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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 ~ 2026-08-28daily bars 9,786 (38.2 years)Costs 0.5%Venue LSEMonthly snapshot 2026-08-31

Results by strategy

10 of 10 beat buy and hold (CAGR 6.8%, drawdown -87.5%).

Sharpe leader (same as main): Supertrend — CAGR 18.2%, 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
18.2%-58.7%0.730.31588.1x18955%
Donchian 채널 돌파
entryN=18, exitN=13
16.1%-39.3%0.680.41298.3x29749%
ADX / DI 방향성
period=16, threshold=11
11.3%-56.3%0.500.2059.2x54953%
EMA 크로스오버
fast=52, slow=113
10.8%-70.2%0.500.1549.6x5759%
ROC 모멘텀
n=113, threshold=-0.03
10.4%-62.1%0.480.1744.1x27163%
Keltner 채널 돌파
emaPeriod=18, atrPeriod=29, mult=1.9
8.5%-36.1%0.470.2422.6x26028%
SMA 크로스오버
fast=12, slow=33
10.0%-49.7%0.470.2038.4x28952%
볼린저 밴드 돌파
n=38, k=0.7
9.7%-48.6%0.470.2034.4x34746%
Parabolic SAR
step=0.015, maxStep=0.1
8.9%-54.6%0.430.1626.3x52550%
MACD
fast=16, slow=46, signal=19
8.7%-70.0%0.420.1223.8x40650%
Buy and hold6.8%-87.5%0.350.0812.4x1100%
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 carried forward from the latest full optimization and replayed on this monthly dataset. 0.5% trading costs are included; taxes, slippage and rejected orders are not.
Re-optimize the same period and setupMore GB assetsAll asset reports

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