Mom6mJunk · Momentum · Avramov et al (2007)

Junk Stock Momentum

Long minus short decile portfolio, value-weighted, market-adjusted. Quarterly, 1970Q2 to 2024Q4.

Expected return · posterior mean, % per year, averaged over the window
Next quarter
2026Q4
18.32%
95% interval 9.67% to 27.72%
Next year
2026Q4–2027Q3
18.16%
95% interval 9.61% to 27.42%
Next five years
2026Q4–2031Q3
17.52%
95% interval 9.18% to 26.35%

Forecast made 16 Sep 2026, conditioning on this portfolio's OAP returns, which end 2024Q4. The 7 quarters between then and 2026Q4 are unobserved and are integrated out under the model.

Cumulative market-adjusted return

+184,820% since 1970Q2 · log scale

Past performance, annualized

Window Mean Vol. Sharpe t
1970Q2–2024Q4 18.20% 29.54% 0.62 4.56
2020Q1–2024Q4 45.36% 35.86% 1.26 2.83
2024Q1–2024Q4 56.26% 27.25% 2.07 2.07

Forecast Sharpe ratio, annualized

Window Mean 95% interval P(neg)
2026Q4 0.62 0.33 – 0.95 <0.01
2026Q4–2027Q3 0.60 0.32 – 0.88 <0.01
2026Q4–2031Q3 0.54 0.28 – 0.79 <0.01
Category
Momentum
Form
Continuous
Data
Price
Sorted on
High minus low
Names per leg
49 long / 49 short median · 8 at the 10th pctile
Original sample
1985–2003