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CVS Health Corp. (CVS) vs South Korea Home Prices
Correlation
of % moves
+35%
In sync
of periods
65%
History
monthsmonths · through 2025-10
18
These move in the same direction about 65% of the time
Their swing sizes only faintly line up (~12% of the pattern is shared).
A real but noisy link — useful as context, risky as a standalone signal.
Both lines start at the same point — easy to compare when growth rates are similar.
What to Watch
CVS moves ~5 months before South Korea Home Prices
Watch CVS for an early read on South Korea Home Prices.
Decouples in drawdowns
The relationship weakens when both prices are falling — don't count on this pair as a hedge under stress.
Advanced
Statistics
In sync(i)
64.7%
Headline metric
Movement correlation(i)
+35%
Based on % moves
95% CI
-16% → +71%
Likely range of correlation
Pipeline
Pipeline Summary
18 paired data points survived the monthly window.
Raw input
1,255
204
Normalized
1,255
204
Prepared
61
204
Aligned
18
18
Invalid removed
R²(i)
12.3%
Variance explained
Significance
n.s.
Statistical confidence
Data points
18
Limited
Time-Shifted Correlation
See how correlation changes when one series is offset in time. A taller bar at a non-zero shift means the two move together better when one leads the other — that's a potential lead/lag signal.
Correlation by shift
Click a bar to inspect. Range: -7 to 7 months.
Selected shift
+5 months
Correlation at this shift
-64%
+29% stronger than no-shift baseline
South Korea Home Prices shifted 5 months earlier. Reads: "Does CVS Health Corp. (CVS) today line up with South Korea Home Prices 5 months from now?"
12 overlapping points at this shift
Baseline
+35%
No-shift correlation, matching the main time-series chart above.
Peak shift
+5 months
-64%
A non-zero peak suggests one series lines up better when shifted against the other.
Do They Crash Together?
How these series behave when markets are rising, falling, or diverging. A correlation that holds in drawdowns is very different from one that only works in rallies.
Both Rising
-39%
5 periods · Return correlation when both series rose
Both Falling
-6%
6 periods · Return correlation when both series fell
Diverging
-26%
6 periods · Return correlation when series moved apart
Scatter
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
229
A: 43 / B: 186
Series A
CVS
Stock · 1,255 raw → 61 prepared
Series B
South Korea Home Prices
QKRN628BIS
FRED · 204 raw → 204 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
4
Estimated crossover points between normalized spreads.
Slope
0.0371
Linear regression slope.
Intercept
-0.0010
Linear regression intercept.
Saved 2 weeks ago · ID: fred-qkrn628bis_stock-cvs_monthly_5y