SeriesMagCorrOverlapThrough
These move opposite each other about 59% of the time
Strong inverse
Strong enough to use as a signal — read the stability and regime notes below before relying on it.
General Dynamics is a defense contractor and business jet manufacturer. The firm's segments are aerospace, marine, combat systems, and technologies. General Dynamics' aerospace segment manufactures Gulfstream business jets and operates a global aircraft servicing operation. Combat systems produces land-based combat vehicles such as the M1 Abrams tank and Stryker armored personnel carrier, as well as munitions. The marine segment builds and services nuclear-powered submarines, destroyers, and Navy support ships. The technologies segment contains two main units: an IT business that primarily serves the government market and a mission systems business focusing on electronics that provide comman
Market cap 84.6B · 117,000 employees
Nike is the largest athletic footwear and apparel brand in the world. Footwear generates about two-thirds of its sales. Key performance footwear categories include basketball, running, and football (soccer). Its brands include Nike, Jordan (premium athletic footwear and clothing), NikeSkims (women's athleisure), and Converse (casual footwear). Nike sells products worldwide through company-owned stores, franchised stores (including about 5,500 in China), and third-party retailers. The firm also operates e-commerce platforms in more than 40 countries. Nearly all its production is outsourced to contract manufacturers in more than 30 countries. Nike was founded in 1964 and is based in Beaverton,
What to Watch
Drifting from pattern
Recent correlation (-16%) is running 1.9σ away from the long-run average of -82%.
Holds across regimes
Correlation is similar when markets rise (-12%) and fall (-3%) — reliable in both directions.
Regime-dependent
The correlation has flipped sign across time windows — not reliable as a standalone signal.
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
-82%
No shift — both series at their actual dates.
1,255 overlapping points at this shift
Time series with Nike, Inc. 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
-82%
Pearson correlation
95% CI
-84% → -81%
Likely range
R²
67.9%
Variance explained
Trend agreement
58.8%
Same-direction moves
Significance
p < 0.001
Statistical confidence
Data points
1,255
Deep
Pipeline
Pipeline Summary
1,255 paired data points survived the daily window.
Raw input
1,255
1,255
Normalized
1,255
1,255
Prepared
1,255
1,255
Aligned
1,255
1,255
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.
Market cap 66.8B · 77,800 employees
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
-12%
93 periods · Return correlation when both series rose
Both Falling
-3%
93 periods · Return correlation when both series fell
Diverging
-51%
63 periods · Return correlation when series moved apart
Scatter
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
0
A: 0 / B: 0
Series A
General Dynamics Corporation
GD
Market cap 84.6B · 117,000 employees
Stock · 1,255 raw → 1,255 prepared
Series B
Nike, Inc.
NKE
Market cap 66.8B · 77,800 employees
Stock · 1,255 raw → 1,255 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
7
Estimated crossover points between normalized spreads.
Slope
-0.5595
Linear regression slope.
Intercept
246.1959
Linear regression intercept.
Saved 1 hour ago · ID: stock-gd_stock-nke_5y
NKE
Nike, Inc.
Strongest positive