T. Rowe Price Equity Index 500 Fund (PREIX) current share price is $180.84. The gold spot price is $4,830.80 per troy ounce. Using the formula: PREIX in gold = $180.84 × 31.1035 ÷ $4,830.80 = 1.1644 grams of gold per share.
The Real Wealth Growth Rate measures the Compound Annual Growth Rate (CAGR) of PREIX when denominated in gold. A positive rate means the stock has outperformed gold as a store of value, while a negative rate indicates gold has been a better wealth preserver than holding PREIX shares over the measured period.
"Real Wealth Growth Rate" measures the annualised compound growth rate (CAGR) of a stock when priced in gold — hard money that cannot be printed. A positive value means genuine wealth creation. A negative value means purchasing power is shrinking, even if the dollar price rises.