SeriesMagCorrOverlapThrough
These move opposite each other about 50% of the time
Very strong inverse
Strong enough to use as a signal — read the stability and regime notes below before relying on it.
Amazon is the leading online retailer and marketplace for third party sellers. Retail related revenue represents approximately 74% of total, followed by Amazon Web Services (17%), and advertising services (9%). International segments constitute 22% of Amazon's total revenue, led by Germany, the United Kingdom, and Japan.
Market cap 2.8T · 1,576,000 employees
Overnight Reverse Repo
RRPONTSYD
What to Watch
Unusual right now
Recent correlation (-41%) is 2.4σ from the long-run average of -90% — pair is behaving differently than usual.
Holds across regimes
Correlation is similar when markets rise (-13%) and fall (-24%) — reliable in both directions.
Flaky
Correlation swings widely across time windows — careful using this as a point estimate.
Time Series
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: -6 to 6 days.
Selected shift
No shift
Correlation at this shift
-90%
No shift — both series at their actual dates.
1,246 overlapping points at this shift
Time series with Overnight Reverse Repo at original dates
Indexed to 100 at start
Deep Dive
Stability
How the correlation evolves over time. A stable line means the relationship is reliable; large swings signal regime-dependent behavior.
Corr
-90%
Pearson correlation
95% CI
-91% → -89%
Likely range
R²
80.9%
Variance explained
Trend agreement
49.6%
Same-direction moves
Significance
p < 0.001
Statistical confidence
Data points
1,246
Deep
Pipeline
Pipeline Summary
1,246 paired data points survived the daily window.
Raw input
1,255
3,233
Normalized
1,255
3,233
Prepared
1,255
3,233
Aligned
1,246
1,246
Invalid removed
Explore
The strongest positive and inverse pairs we’ve saved for each side of this comparison — good jumping-off points if this result raised a question.
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
-13%
63 periods · Return correlation when both series rose
Both Falling
-24%
57 periods · Return correlation when both series fell
Diverging
-53%
129 periods · Return correlation when series moved apart
Scatter
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
1,996
A: 9 / B: 1987
Series A
Amazon.Com Inc
AMZN
Market cap 2.8T · 1,576,000 employees
Stock · 1,255 raw → 1,255 prepared
Series B
RRPONTSYD
FRED · 3,233 raw → 3,233 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
6
Estimated crossover points between normalized spreads.
Slope
-17.3603
Linear regression slope.
Intercept
3901.7446
Linear regression intercept.
Saved 2 hours ago · ID: fred-rrpontsyd_stock-amzn_5y
RRPONTSYD
Overnight Reverse Repo
Strongest positive