Trend-Following Backtester · Guide · backtest 한국어

equity · US

Viatris Inc. backtest

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

Data 1980-03-17 ~ 2026-07-31daily bars 11,688 (46.4 years)Costs 0.5%Venue XNASMonthly snapshot 2026-07-31

Results by strategy

0 of 10 beat buy and hold (CAGR 5.5%, drawdown -90.5%).

Sharpe leader (same as main): Donchian 채널 돌파 — CAGR 2.8%, MDD -93.9%, Sharpe 0.28, 86% 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=11, exitN=90
2.8%-93.9%0.280.033.6x13186%
MACD
fast=17, slow=31, signal=19
1.5%-78.2%0.220.022.0x53752%
SMA 크로스오버
fast=14, slow=96
1.1%-88.4%0.220.011.6x17353%
EMA 크로스오버
fast=57, slow=159
0.3%-89.6%0.190.001.1x7352%
Supertrend
period=8, mult=2.3
-0.7%-92.3%0.16-0.010.7x46354%
볼린저 밴드 돌파
n=55, k=1.8
-0.6%-89.0%0.13-0.010.7x19935%
ADX / DI 방향성
period=35, threshold=29
0.6%-19.0%0.130.031.3x81%
Keltner 채널 돌파
emaPeriod=55, atrPeriod=9, mult=2.3
-2.0%-89.4%0.08-0.020.4x21535%
Parabolic SAR
step=0.005, maxStep=0.36
-3.6%-92.0%0.07-0.040.2x35352%
ROC 모멘텀
n=73, threshold=-0.02
-4.6%-98.4%0.05-0.050.1x58158%
Buy and hold5.5%-90.5%0.360.0612.1x1100%
1x 10x 1981 1987 1993 1999 2005 2011 2017 2023 Donchian 채널 돌파Buy and hold
Donchian 채널 돌파: Solid strategy line versus dashed buy-and-hold line. Log scale.
0% -23% -47% -70% -94% 1981 1987 1993 1999 2005 2011 2017 2023 Buy and holdDonchian 채널 돌파
Donchian 채널 돌파 maximum drawdown -93.9% (2015-04-24 → 2025-02-28), 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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