Golden Butterfly (GOLDEN)
Developed by Classic · Static Benchmark · Low Risk
The Golden Butterfly is a static portfolio design that emerged from the Portfolio Charts community, building on Harry Browne's Permanent Portfolio concept by adding a fifth asset class — US small-cap value stocks — to the original four-way split among equities, long-term bonds, gold, and cash. This five-asset equal-weight allocation at twenty percent each produces a portfolio with structural exposure to the major economic regimes — prosperity, deflation, inflation, and recession — while adding a dedicated allocation to the value and size factors that academic research has identified as persistent sources of excess returns.
The addition of small-cap value (IWN) addresses a specific limitation of the original Permanent Portfolio: its twenty-five percent allocation to broad US equities provides growth exposure but does not capture the well-documented small-cap and value premiums that have historically delivered higher returns than large-cap growth over extended periods. By splitting the equity exposure between broad market (SPY) and small-cap value (IWN), the Golden Butterfly increases expected returns while maintaining the all-weather diversification philosophy of the Permanent Portfolio foundation.
The five positions — US equities, small-cap value, long-term Treasuries, short-term Treasuries, and gold — each respond to different macroeconomic conditions. US equities and small-cap value benefit from economic prosperity and corporate earnings growth. Long-term Treasuries appreciate during deflationary scares, recessions, and flight-to-quality episodes. Short-term Treasuries preserve capital and provide modest income across all environments. Gold appreciates during inflationary periods, currency crises, and geopolitical stress. The equal weighting ensures no single economic scenario dominates the portfolio's performance.
As a static benchmark strategy with no tactical signals, no trend filters, and no momentum calculations, the Golden Butterfly represents the passive end of the allocation spectrum. It requires no monitoring, no monthly decisions, and no behavioral discipline beyond periodic rebalancing to equal weights. Its inclusion on the platform provides a reference point against which investors can evaluate whether the additional complexity and turnover of tactical strategies produces sufficient improvement in risk-adjusted returns to justify the effort.
How It Works
Five-Asset Equal-Weight Allocation
The portfolio holds five positions at twenty percent each: US large-cap equities (SPY), US small-cap value (IWN), long-term Treasuries (TLT), short-term Treasuries (SHY), and gold (GLD). These allocations are fixed and do not change based on market conditions, economic indicators, or momentum signals. The portfolio is rebalanced periodically — typically quarterly or annually — to restore the equal-weight targets as asset prices diverge.
The equal weighting across five economically distinct asset classes creates a portfolio that participates in all major macroeconomic regimes without attempting to predict which regime will prevail. During equity bull markets, the combined forty percent equity allocation (SPY plus IWN) captures growth. During deflationary environments, the twenty percent TLT allocation appreciates substantially due to its long duration. During inflationary periods, gold provides purchasing power protection. During recessions, the SHY allocation preserves capital while other assets may decline.
The Small-Cap Value Addition
The inclusion of small-cap value (IWN) as a separate twenty-percent position reflects the academic evidence that small-cap and value stocks have historically delivered higher long-term returns than broad market indices, albeit with higher volatility and deeper drawdowns during economic contractions. The Fama-French three-factor model, which identifies size and value as distinct sources of systematic return alongside market risk, provides the theoretical justification for this dedicated allocation.
By splitting equity exposure equally between broad market and small-cap value rather than allocating the full equity portion to SPY alone, the Golden Butterfly increases its expected return while diversifying its equity risk across two imperfectly correlated equity segments. Small-cap value stocks tend to underperform during growth-led rallies but outperform during value rotations and early-cycle recoveries, providing a return pattern that complements rather than duplicates the broad market exposure.
All-Weather Portfolio Philosophy
The Golden Butterfly embodies the all-weather portfolio philosophy: construct a portfolio that performs adequately across all economic environments rather than exceptionally in any single one. This approach accepts lower peak returns during any specific regime in exchange for consistency across the full range of conditions the economy can produce.
The fixed allocation eliminates the behavioral challenges that tactical strategies impose. There are no signals to monitor, no trades to execute based on market conditions, and no decisions to make during periods of market stress. The investor's only responsibility is periodic rebalancing — selling assets that have appreciated above their targets and buying those that have declined below, a mechanically contrarian process that naturally enforces the discipline of buying low and selling high.
Explore Golden Butterfly (GOLDEN)
See the full backtest across 18 years of market data, or run your own what-if scenarios by adjusting all research parameters.