SleepWell Trade

Trend-Following Backtester · Guide · backtest 한국어

equity · US

eBay Inc. backtest

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

Data 1998-09-24 ~ 2026-08-31daily bars 7,026 (27.9 years)Costs 0.5%Venue XNASMonthly snapshot 2026-08-31

Results by strategy

0 of 10 beat buy and hold (CAGR 18.8%, drawdown -82.6%).

Sharpe leader (same as main): Donchian 채널 돌파 — CAGR 13.8%, MDD -87.3%, Sharpe 0.51, 89% 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=7, exitN=75
13.8%-87.3%0.510.1637.2x9189%
Supertrend
period=15, mult=3.6
12.3%-60.4%0.500.2025.4x14457%
SMA 크로스오버
fast=48, slow=228
9.8%-57.1%0.460.1713.6x4364%
EMA 크로스오버
fast=68, slow=218
7.5%-68.4%0.390.117.6x2966%
Parabolic SAR
step=0.005, maxStep=0.3
6.9%-68.3%0.360.106.5x24454%
Keltner 채널 돌파
emaPeriod=22, atrPeriod=21, mult=3.7
3.9%-42.0%0.330.092.9x346%
ROC 모멘텀
n=31, threshold=-0.08
5.5%-86.3%0.330.064.4x37781%
ADX / DI 방향성
period=10, threshold=35
4.7%-59.9%0.320.083.6x17816%
MACD
fast=17, slow=28, signal=15
4.1%-61.5%0.280.073.1x35850%
볼린저 밴드 돌파
n=25, k=1.6
2.8%-63.9%0.230.042.1x29239%
Buy and hold18.8%-82.6%0.590.23124.0x1100%
1x 10x 100x 1999 2003 2007 2011 2015 2019 2023 Donchian 채널 돌파Buy and hold
Donchian 채널 돌파: Solid strategy line versus dashed buy-and-hold line. Log scale.
0% -22% -44% -65% -87% 1999 2003 2007 2011 2015 2019 2023 Buy and holdDonchian 채널 돌파
Donchian 채널 돌파 maximum drawdown -87.3% (2000-03-24 → 2001-04-04), recovered after 7,409 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 setupMore US assetsAll asset reports

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