Trend-Following Backtester · Guide · backtest 한국어

equity · GB

Halma plc backtest

10 trend-following strategies were compared on the full daily history of Halma plc. 0 beat buy-and-hold CAGR; Keltner 채널 돌파 ranks first by Sharpe, matching the main backtester.

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

0 of 10 beat buy and hold (CAGR 12.8%, drawdown -48.1%).

Sharpe leader (same as main): Keltner 채널 돌파 — CAGR 4.1%, MDD -15.6%, Sharpe 0.68, 9% exposure.

CAGR reference leader: Donchian 채널 돌파 — CAGR 10.0%, MDD -56.2%, exposure 88%.

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
Keltner 채널 돌파
emaPeriod=12, atrPeriod=19, mult=3.4
4.1%-15.6%0.680.264.6x869%
Donchian 채널 돌파
entryN=11, exitN=56
10.0%-56.2%0.540.1837.9x11888%
EMA 크로스오버
fast=45, slow=219
8.5%-56.2%0.510.1522.4x3573%
Supertrend
period=29, mult=5
7.9%-54.8%0.500.1418.0x17062%
ROC 모멘텀
n=102, threshold=-0.1
9.0%-66.4%0.490.1426.3x15487%
SMA 크로스오버
fast=58, slow=212
7.3%-68.9%0.450.1114.4x4371%
MACD
fast=19, slow=23, signal=10
5.0%-66.3%0.370.086.5x57750%
볼린저 밴드 돌파
n=24, k=3.5
1.4%-23.4%0.310.061.7x304%
Parabolic SAR
step=0.015, maxStep=0.14
3.7%-77.7%0.290.054.0x60254%
ADX / DI 방향성
period=23, threshold=29
1.6%-35.2%0.240.051.9x10614%
Buy and hold12.8%-48.1%0.600.2798.0x1100%
1x 10x 100x 1989 1994 1999 2004 2009 2014 2019 2024 Donchian 채널 돌파Keltner 채널 돌파Buy and hold
Keltner 채널 돌파 (Sharpe leader), Donchian 채널 돌파 (CAGR reference), Buy and hold.
0% -14% -28% -42% -56% 1989 1994 1999 2004 2009 2014 2019 2024 Buy and holdDonchian 채널 돌파Keltner 채널 돌파
Keltner 채널 돌파 maximum drawdown -15.6% (1997-06-23 → 1997-08-07), prior peak not yet recovered.

Rules of the top strategy

Breaking above the channel top (average plus a multiple of volatility) signals an upside breakout.

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 setupAll asset reports

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