Trend-Following Backtester · Guide · backtest 한국어

equity · US

GameStop Corporation backtest

10 trend-following strategies were compared on the full daily history of GameStop Corporation. 6 beat buy-and-hold CAGR; Donchian 채널 돌파 ranks first by Sharpe, matching the main backtester.

Data 2002-02-13 ~ 2026-07-31daily bars 6,155 (24.5 years)Costs 0.5%Venue XNYSMonthly snapshot 2026-07-31

Results by strategy

6 of 10 beat buy and hold (CAGR 9.2%, drawdown -95.6%).

Sharpe leader (same as main): Donchian 채널 돌파 — CAGR 19.0%, MDD -88.3%, Sharpe 0.54, 34% 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=146, exitN=68
19.0%-88.3%0.540.2170.1x1634%
SMA 크로스오버
fast=59, slow=213
17.3%-88.3%0.520.2049.2x3643%
EMA 크로스오버
fast=77, slow=186
16.2%-88.3%0.510.1839.3x2643%
ADX / DI 방향성
period=36, threshold=21
15.1%-84.7%0.490.1830.9x4215%
ROC 모멘텀
n=140, threshold=0.24
14.9%-88.3%0.480.1729.7x14226%
볼린저 밴드 돌파
n=77, k=3.2
13.0%-88.3%0.450.1519.7x1812%
Supertrend
period=4, mult=4
8.8%-88.7%0.430.107.9x12053%
MACD
fast=16, slow=72, signal=14
4.1%-91.9%0.360.042.7x27150%
Keltner 채널 돌파
emaPeriod=76, atrPeriod=28, mult=4
6.4%-96.0%0.360.074.6x4622%
Parabolic SAR
step=0.02, maxStep=0.14
4.3%-89.7%0.350.052.8x49048%
Buy and hold9.2%-95.6%0.470.108.6x1100%
1x 10x 100x 2003 2006 2009 2012 2015 2018 2021 2024 Donchian 채널 돌파Buy and hold
Donchian 채널 돌파: Solid strategy line versus dashed buy-and-hold line. Log scale.
0% -24% -48% -72% -96% 2003 2006 2009 2012 2015 2018 2021 2024 Buy and holdDonchian 채널 돌파
Donchian 채널 돌파 maximum drawdown -88.3% (2021-01-27 → 2021-02-19), prior peak not yet recovered.

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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