correlation — daily-return correlation of two names

Return correlation between two names

The return correlation of AVGO and AAPL: Pearson correlation of daily log-returns over approximately two years, with a 63-day recent window, R² and the beta of AVGO on AAPL. Computed only where price history exists for both names.

AVGOvsAAPL
+0.24
correlation over 502 trading days
95% CI +0.16 … +0.32 · n 502
Low correlation (r < 0.3); the 95% interval lies above zero.
Pearson r +0.24502 shared daily log-returns (~2y)Fisher 95% CI +0.16 … +0.32
Recent (63d)
-0.01
R²
0.06
β of AVGO on AAPL
0.45

Pearson correlation of daily log-returns over ~2 years and a recent 63-day window; the 63-day figure is a short window and varies more than the full-window figure. R² is the share of AVGO's moves explained by AAPL; β on AAPL is the slope of AVGO's daily returns regressed on AAPL's. Negative values are shown in green. Correlations typically rise toward 1 in a sell-off. Research — your decisions, your risk.