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Trend-Following Backtester · Guide · backtest 한국어

equity · US

Amphastar Pharmaceuticals, Inc. backtest

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

Data 2014-06-25 ~ 2026-08-31daily bars 3,064 (12.2 years)Costs 0.5%Venue XNASMonthly snapshot 2026-08-31

Results by strategy

0 of 10 beat buy and hold (CAGR 8.0%, drawdown -74.0%).

Sharpe leader (same as main): 볼린저 밴드 돌파 — CAGR 3.1%, MDD -11.5%, Sharpe 0.44, 5% exposure.

CAGR reference leader: MACD — CAGR 4.7%, MDD -67.0%, exposure 52%.

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
볼린저 밴드 돌파
n=12, k=3
3.1%-11.5%0.440.271.4x185%
Keltner 채널 돌파
emaPeriod=9, atrPeriod=14, mult=2.5
2.3%-13.5%0.330.171.3x164%
MACD
fast=12, slow=25, signal=11
4.7%-67.0%0.310.071.8x19552%
ADX / DI 방향성
period=28, threshold=14
2.9%-42.4%0.240.071.4x10236%
ROC 모멘텀
n=133, threshold=0.1
2.9%-50.6%0.240.061.4x10036%
Supertrend
period=13, mult=2.3
1.7%-47.1%0.210.041.2x10551%
Parabolic SAR
step=0.005, maxStep=0.12
0.3%-63.8%0.170.001.0x9754%
EMA 크로스오버
fast=11, slow=92
-0.2%-65.8%0.15-0.001.0x5552%
Donchian 채널 돌파
entryN=114, exitN=35
0.6%-66.8%0.140.011.1x2428%
SMA 크로스오버
fast=52, slow=110
-0.8%-76.9%0.13-0.010.9x3350%
Buy and hold8.0%-74.0%0.400.112.6x1100%
1x 2015 2017 2019 2021 2023 2025 MACD볼린저 밴드 돌파Buy and hold
볼린저 밴드 돌파 (Sharpe leader), MACD (CAGR reference), Buy and hold.
0% -19% -37% -56% -74% 2015 2017 2019 2021 2023 2025 Buy and holdMACD볼린저 밴드 돌파
볼린저 밴드 돌파 maximum drawdown -11.5% (2014-12-08 → 2015-02-24), recovered after 94 days.

Rules of the top strategy

Breaking above the upper band (average plus a multiple of volatility) signals a strong move up.

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 setupMore US assetsAll asset reports

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