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The best indicator for S&P MidCap (MDY)

We backtested 366 indicators across daily, weekly and hourly charts on real S&P MidCap (MDY) history. Here's what actually worked — risk-adjusted, out-of-sample, with costs.

Signaling LONG right now — McGinley Dynamic (Weekly) has been long for 11 bars, as of 2026-06-08.
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Trend · Weekly

McGinley Dynamic

On the weekly chart, this is the strongest risk-adjusted edge we found for S&P MidCap (MDY) over ~31.2 years — trailing buy-and-hold by 1.9% CAGR.

9.2%
CAGR
0.67
Sharpe
-26.3%
Max DD
55.4%
Win rate
4.56
Profit factor
-1.9%
vs Buy&Hold
Confluence · Daily

Best multi-indicator combo

KAMA 10/30 CrossDeMarker

Going long only when all 2 agree was the strongest confluence setup we found for S&P MidCap (MDY) — trailing buy-and-hold by 9.0% CAGR, out-of-sample. Fewer, higher-conviction trades than any single indicator.

2.2%
CAGR
0.39
Sharpe
67.1%
Win rate
85
Trades
-9.0%
vs Buy&Hold
Best by timeframe

The winner on each chart

Weekly
McGinley Dynamic
-1.9% · Sharpe 0.67
Daily
McGinley 200 Trend
-0.8% · Sharpe 0.63
Full results

Every indicator, ranked

Ranked by Sharpe (risk-adjusted return). Hypothetical, fees included.

#IndicatorTFCAGRSharpeMax DDWinTradesvs B&H
1McGinley Dynamic Weekly9.2%0.67-26.3%55.4%65-1.9%
2McGinley 200 Trend Daily10.4%0.63-36.3%57.7%26-0.8%
3MAMA / FAMA Weekly8.2%0.63-22.7%62.1%29-3.0%
4McGinley 30 Trend Weekly9.5%0.63-28.4%52.0%25-1.6%
5G-Channel Weekly8.9%0.63-31.0%58.6%29-2.3%
6KAMA 10/30 Cross Daily7.6%0.62-25.0%58.6%87-3.6%
7QQE Weekly10.1%0.61-53.3%51.1%88-1.1%
8EMA 9/26 Cross Weekly7.8%0.61-25.9%64.3%28-3.4%
9EMA 8/21 Cross Weekly7.6%0.6-23.0%66.7%30-3.5%
10KAMA 30 Trend Weekly7.7%0.6-26.4%50.0%60-3.5%
11RSI (30) Weekly7.9%0.6-28.6%58.5%41-3.3%
12McGinley 10/30 Cross Daily7.7%0.59-26.8%54.2%59-3.5%
13Chandelier Exit Weekly8.3%0.59-29.1%64.0%50-2.9%
14VIDYA Weekly7.8%0.59-25.0%56.4%55-3.4%

= held up out-of-sample. Hypothetical, costs included. See methodology.

What this means

For S&P MidCap (MDY), McGinley Dynamic on the weekly timeframe gave the best balance of return and risk in our test. It still trailed buy-and-hold on raw return — but remember: this is a hypothetical backtest of a standard rule, not a recommendation. Markets change. See the methodology and disclaimer.

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