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Trend-Following Backtester · Guide · backtest 한국어

equity · US

Warby Parker Inc. backtest

10 trend-following strategies were compared on the full daily history of Warby Parker Inc.. 10 beat buy-and-hold CAGR; Donchian 채널 돌파 ranks first by Sharpe, matching the main backtester. The return/drawdown alternative is ADX / DI 방향성 (CAGR 5.2%, MDD -14.7%).

Data 2021-09-29 ~ 2026-09-30daily bars 1,256 (5.0 years)Costs 0.5%Venue XNYSMonthly snapshot 2026-09-30

Results by strategy

10 of 10 beat buy and hold (CAGR -12.7%, drawdown -83.7%).

Sharpe leader (same as main): Donchian 채널 돌파 — CAGR 7.9%, MDD -43.3%, Sharpe 0.39, 42% exposure.

Return/drawdown alternative: ADX / DI 방향성 — CAGR is 20.6%p higher than buy and hold, while drawdown improves by 40.4%p (CAGR 5.2%, MDD -14.7%, exposure 8%).

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=25, exitN=16
7.9%-43.3%0.390.181.5x2442%
ADX / DI 방향성
period=19, threshold=35
5.2%-14.7%0.370.361.3x68%
Keltner 채널 돌파
emaPeriod=20, atrPeriod=29, mult=3.4
4.8%-20.4%0.370.241.3x66%
볼린저 밴드 돌파
n=14, k=2.7
5.7%-34.9%0.350.161.3x2013%
EMA 크로스오버
fast=78, slow=251
5.7%-50.7%0.340.111.3x347%
MACD
fast=33, slow=34, signal=29
4.1%-49.1%0.320.081.2x3450%
SMA 크로스오버
fast=35, slow=47
2.6%-59.4%0.270.041.1x3450%
Parabolic SAR
step=0.03, maxStep=0.2
-0.7%-51.6%0.21-0.011.0x13346%
Supertrend
period=5, mult=3.6
-3.1%-65.5%0.19-0.050.9x2662%
ROC 모멘텀
n=9, threshold=-0.02
-3.3%-61.3%0.18-0.050.8x16356%
Buy and hold-12.7%-83.7%0.12-0.150.5x1100%
1x 2022 2023 2024 2025 2026 Donchian 채널 돌파Buy and hold
Donchian 채널 돌파: Solid strategy line versus dashed buy-and-hold line. Log scale.
0% -21% -42% -63% -84% 2022 2023 2024 2025 2026 Buy and holdDonchian 채널 돌파
Donchian 채널 돌파 maximum drawdown -43.3% (2025-12-11 → 2026-07-21), 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 selected on the same full-history sample using sharpe over 120 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

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