Trend-Following Backtester · Guide · backtest 한국어

equity · US

Digi International Inc. backtest

10 trend-following strategies were compared on the full daily history of Digi International Inc.. 3 beat buy-and-hold CAGR; SMA 크로스오버 ranks first by Sharpe, matching the main backtester. The return/drawdown alternative is SMA 크로스오버 (CAGR 16.2%, MDD -63.1%).

Data 1989-10-06 ~ 2026-07-31daily bars 9,271 (36.8 years)Costs 0.5%Venue XNASMonthly snapshot 2026-07-31

Results by strategy

3 of 10 beat buy and hold (CAGR 8.3%, drawdown -94.6%).

Sharpe leader (same as main): SMA 크로스오버 — CAGR 16.2%, MDD -63.1%, Sharpe 0.59, 56% exposure.

Return/drawdown alternative: SMA 크로스오버 — CAGR is 7.8%p higher than buy and hold, while drawdown improves by 31.5%p (CAGR 16.2%, MDD -63.1%, exposure 56%).

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
SMA 크로스오버
fast=35, slow=68
16.2%-63.1%0.590.26247.8x13356%
Donchian 채널 돌파
entryN=31, exitN=39
10.3%-86.8%0.450.1236.9x11360%
EMA 크로스오버
fast=30, slow=63
8.6%-79.6%0.410.1121.2x10156%
Supertrend
period=28, mult=4.8
6.7%-79.1%0.360.0811.0x10352%
볼린저 밴드 돌파
n=93, k=2.6
6.0%-73.8%0.350.088.6x7331%
ADX / DI 방향성
period=23, threshold=21
3.0%-61.4%0.240.053.0x17420%
ROC 모멘텀
n=88, threshold=0.07
-0.5%-96.9%0.16-0.000.8x43347%
Keltner 채널 돌파
emaPeriod=57, atrPeriod=25, mult=1.9
-0.0%-88.1%0.15-0.001.0x20437%
Parabolic SAR
step=0.005, maxStep=0.24
-4.0%-96.3%0.07-0.040.2x30251%
MACD
fast=11, slow=37, signal=17
-5.1%-96.7%0.04-0.050.1x54252%
Buy and hold8.3%-94.6%0.420.0919.1x1100%
1x 10x 100x 1990 1995 2000 2005 2010 2015 2020 2025 SMA 크로스오버Buy and hold
SMA 크로스오버: Solid strategy line versus dashed buy-and-hold line. Log scale.
0% -24% -47% -71% -95% 1990 1995 2000 2005 2010 2015 2020 2025 Buy and holdSMA 크로스오버
SMA 크로스오버 maximum drawdown -63.1% (2004-12-21 → 2008-10-15), recovered after 5,889 days.

Rules of the top strategy

When the short average rises above the long average, it reads that as an uptrend starting.

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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