Trend-Following Backtester · Guide · backtest 한국어

equity · US

Alphabet Inc. backtest

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

Data 2004-08-19 ~ 2026-07-31daily bars 5,522 (21.9 years)Costs 0.5%Venue XNASMonthly snapshot 2026-07-31

Results by strategy

0 of 10 beat buy and hold (CAGR 25.3%, drawdown -65.3%).

Sharpe leader (same as main): Donchian 채널 돌파 — CAGR 20.4%, MDD -52.3%, Sharpe 0.84, 83% 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=12, exitN=48
20.4%-52.3%0.840.3959.1x7683%
Supertrend
period=8, mult=4.1
16.3%-48.1%0.820.3427.4x10458%
SMA 크로스오버
fast=56, slow=149
16.3%-48.2%0.770.3427.5x3971%
EMA 크로스오버
fast=11, slow=144
16.0%-41.2%0.770.3926.1x5374%
ROC 모멘텀
n=172, threshold=-0.04
15.6%-42.5%0.720.3724.2x10179%
볼린저 밴드 돌파
n=34, k=1.4
10.8%-37.7%0.630.299.5x17248%
Parabolic SAR
step=0.01, maxStep=0.18
10.7%-50.7%0.570.219.3x29459%
ADX / DI 방향성
period=39, threshold=7
9.6%-47.9%0.550.207.5x24859%
Keltner 채널 돌파
emaPeriod=53, atrPeriod=10, mult=1.5
8.8%-36.1%0.520.246.4x17255%
MACD
fast=16, slow=26, signal=11
7.4%-50.9%0.440.154.8x35052%
Buy and hold25.3%-65.3%0.890.39142.0x1100%
1x 10x 100x 2005 2008 2011 2014 2017 2020 2023 2026 Donchian 채널 돌파Buy and hold
Donchian 채널 돌파: Solid strategy line versus dashed buy-and-hold line. Log scale.
0% -16% -33% -49% -65% 2005 2008 2011 2014 2017 2020 2023 2026 Buy and holdDonchian 채널 돌파
Donchian 채널 돌파 maximum drawdown -52.3% (2021-09-01 → 2022-12-28), recovered after 1,457 days.

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 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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