▲ QUANTGPTTHE STRATEGY LIBRARY ▸
// STUDY RESULT · 1993-10 TO 2026-07

Low Price-Earnings Portfolios

TRADE-OFF

Rank stocks by price relative to reported earnings and favor the lowest P/E group. This is a direct earnings-yield value screen rather than a forecast of earnings growth.

THE STRATEGY$SPX BUY & HOLD
Growth a year (CAGR)11.8%8.9%
Return per unit of risk (Sharpe)0.640.65
Worst fall (max drawdown)-65.1%-52.6%

// GROWTH OF $1, LOG SCALE

AMBER: THE STRATEGY · GREY: $SPX BUY & HOLD

Tested on years it never saw (from the split): 12.5% a year against 12.4% for the benchmark; Sharpe 0.64 in the training years, 0.64 after.

After 25 bps of trading costs: 10.7% a year. WITHIN RANDOM

// DECADE BY DECADE

ERASTRATEGYBENCHMARK
1990s9.4%19.1%
2000s11.9%-2.6%
2010s10.3%11.6%
2020s16.7%14.1%

// THE IDEA, AS PUBLISHED

Sanjay Basu (1977), Journal of Finance · 1977

RUN IT YOURSELF ▸ IN THE LIBRARY

A real computation on the QuantGPT warehouse, survivorship-free, walk-forward. Gross returns, no costs except where stated. Past performance is not a promise. Findings, not advice. COMPUTED 2026-09-24 19:41 ON THE QUANTGPT WAREHOUSE: EVERY DELISTED NAME KEPT, FUNDAMENTALS AS FILED. NOT INVESTMENT ADVICE.