Trend-Following Backtester · Guide · backtest 한국어

equity · US

Warner Bros. Discovery, Inc. - Series A backtest

10 trend-following strategies were compared on the full daily history of Warner Bros. Discovery, Inc. - Series A. 4 beat buy-and-hold CAGR; Donchian 채널 돌파 ranks first by Sharpe, matching the main backtester. The return/drawdown alternative is Donchian 채널 돌파 (CAGR 8.9%, MDD -33.7%).

Data 2005-07-08 ~ 2026-07-31daily bars 5,299 (21.1 years)Costs 0.5%Venue XNASMonthly snapshot 2026-07-31

Results by strategy

4 of 10 beat buy and hold (CAGR 6.4%, drawdown -91.3%).

Sharpe leader (same as main): Donchian 채널 돌파 — CAGR 8.9%, MDD -33.7%, Sharpe 0.65, 19% exposure.

CAGR reference leader: EMA 크로스오버 — CAGR 9.0%, MDD -70.8%, exposure 51%.

Return/drawdown alternative: Donchian 채널 돌파 — CAGR is 2.5%p higher than buy and hold, while drawdown improves by 57.6%p (CAGR 8.9%, MDD -33.7%, exposure 19%).

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=164, exitN=13
8.9%-33.7%0.650.266.0x4219%
ADX / DI 방향성
period=47, threshold=18
6.8%-50.7%0.510.134.0x1812%
볼린저 밴드 돌파
n=80, k=3.5
5.2%-46.0%0.490.112.9x66%
EMA 크로스오버
fast=58, slow=166
9.0%-70.8%0.470.136.1x2751%
Keltner 채널 돌파
emaPeriod=35, atrPeriod=28, mult=3.3
5.7%-39.5%0.440.143.2x5217%
SMA 크로스오버
fast=37, slow=277
7.5%-74.7%0.420.104.6x2750%
ROC 모멘텀
n=118, threshold=0.07
4.7%-84.6%0.310.062.6x16641%
Supertrend
period=10, mult=2.3
2.8%-74.9%0.240.041.8x20453%
MACD
fast=14, slow=49, signal=16
-0.8%-85.3%0.11-0.010.8x24851%
Parabolic SAR
step=0.01, maxStep=0.3
-1.4%-76.5%0.09-0.020.7x30851%
Buy and hold6.4%-91.3%0.360.073.7x1100%
1x 10x 2006 2009 2012 2015 2018 2021 2024 EMA 크로스오버Donchian 채널 돌파Buy and hold
Donchian 채널 돌파 (Sharpe leader), EMA 크로스오버 (CAGR reference), Buy and hold.
0% -23% -46% -68% -91% 2006 2009 2012 2015 2018 2021 2024 Buy and holdEMA 크로스오버Donchian 채널 돌파
Donchian 채널 돌파 maximum drawdown -33.7% (2013-04-12 → 2018-09-05), recovered after 2,846 days.

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

Read next