SleepWell Trade

Trend-Following Backtester · Guide · backtest 한국어

equity · US

Biodesix, Inc. backtest

10 trend-following strategies were compared on the full daily history of Biodesix, Inc.. 10 beat buy-and-hold CAGR; Supertrend ranks first by Sharpe, matching the main backtester. The return/drawdown alternative is 볼린저 밴드 돌파 (CAGR 8.4%, MDD -33.0%).

Data 2020-10-28 ~ 2026-07-31daily bars 1,445 (5.8 years)Costs 0.5%Venue XNASMonthly snapshot 2026-07-31

Results by strategy

10 of 10 beat buy and hold (CAGR -35.2%, drawdown -99.3%).

Sharpe leader (same as main): Supertrend — CAGR 10.4%, MDD -77.2%, Sharpe 0.45, 34% exposure.

CAGR reference leader: Keltner 채널 돌파 — CAGR 10.7%, MDD -61.9%, exposure 29%.

Return/drawdown alternative: 볼린저 밴드 돌파 — CAGR is 45.6%p higher than buy and hold, while drawdown improves by 22.1%p (CAGR 8.4%, MDD -33.0%, exposure 5%).

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=13, mult=3.5
10.4%-77.2%0.450.141.8x2134%
Keltner 채널 돌파
emaPeriod=31, atrPeriod=20, mult=1.1
10.7%-61.9%0.450.171.8x3729%
볼린저 밴드 돌파
n=24, k=3.5
8.4%-33.0%0.410.251.6x45%
SMA 크로스오버
fast=17, slow=70
7.0%-48.7%0.390.141.5x1935%
Donchian 채널 돌파
entryN=17, exitN=9
2.2%-77.0%0.310.031.1x3334%
ROC 모멘텀
n=35, threshold=0.03
1.5%-66.4%0.310.021.1x9136%
ADX / DI 방향성
period=12, threshold=37
2.2%-42.0%0.230.051.1x208%
EMA 크로스오버
fast=30, slow=191
1.8%-53.6%0.210.031.1x517%
Parabolic SAR
step=0.01, maxStep=0.1
-17.0%-96.6%0.04-0.180.3x6543%
MACD
fast=12, slow=57, signal=23
-21.6%-89.5%-0.01-0.240.2x5050%
Buy and hold-35.2%-99.3%0.06-0.350.1x1100%
0.1 1x 2021 2022 2023 2024 2025 2026 Keltner 채널 돌파SupertrendBuy and hold
Supertrend (Sharpe leader), Keltner 채널 돌파 (CAGR reference), Buy and hold.
0% -25% -50% -74% -99% 2021 2022 2023 2024 2025 2026 Buy and holdKeltner 채널 돌파Supertrend
Supertrend maximum drawdown -77.2% (2023-10-06 → 2026-01-16), prior peak not yet recovered.

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 selected on the same full-history sample using sharpe over 40 trials per strategy, so results contain in-sample bias. 0.5% trading costs are included; taxes, slippage and rejected orders are not.
Re-run the same setupMore US assetsAll asset reports

Read next