Generalized Protective Momentum Simplified Approximation
Today’s Change (Jun 22, 2026)
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A symphony is an automated trading strategy — Learn more about symphonies here
About
A monthly, equal-sleeve trend strategy in SPY (S&P 500), QQQ (big tech), and IWM (small caps). Each sleeve holds its ETF when the last ~30 trading days are net positive; otherwise it shifts to cash-like T‑Bills (BIL) or Treasuries (IEF) for protection.
Each month, your money is split into 3 equal parts (sleeves).
- Sleeve 1: If the S&P 500 (SPY) had a net-positive last ~30 trading days, hold SPY; otherwise hold T‑Bills (BIL).
- Sleeve 2: If big tech (QQQ) is up over ~30 days, hold QQQ; otherwise hold 7–10 yr US Treasuries (IEF).
- Sleeve 3: If small caps (IWM) are up, hold IWM; otherwise hold BIL.
Goal: ride uptrends, hide in safer assets when trends turn down.
Edge over the S&P: out-of-sample Sharpe ~1.90 vs ~1.40, max drawdown ~6.8% vs ~13.7%, alpha ~0.14%, Calmar ~3.73, and ~25.4% annualized return (SPY ~26.8%). More upside with tighter risk control and better protection.
1M
3M
6M
YTD
1Y
3Y
Max
Performance
Compared to selected benchmarks
| Alpha | Beta | R2 | R | |
|---|---|---|---|---|
| 0.03 | 0.43 | 0.39 | 0.62 |
Performance Metrics
| Cumulative Return | Annualized Return | Trailing 1M Return | Trailing 3M Return | Sharpe Ratio | |
|---|---|---|---|---|---|
| 590.79% | 10.69% | 0.09% | 13.88% | 0.61 | |
| 282.41% | 7.3% | 4.54% | 6.78% | 0.58 |
Initial Investment
$10,000.00
Final Value
$38,240.87Regulatory Fees
$40.04
Total Slippage
$314.56
Invest in this strategy
OOS Start Date
Mar 8, 2025
Trading Setting
Monthly
Type
Stocks
Category
Trend-following, tactical asset allocation, risk-managed equities, momentum, defensive overlay