Correlation Analysis
Corning Incorporated vs Johnson & Johnson
GLW vs JNJ
+0.827
Strong positive
When one moves up, the other tends to follow.
Corning Incorporated
↗GLW
Corning is a provider of glass, ceramics, and optical fiber across six distinct end markets. Corning's largest segments by revenue are display glass for TVs and optical fiber for telecom networks and data centers. It also provides cover glass for smartphones as well as filters and substrates and glass for cars, produces pharmaceutical glass, and produces polysilicon for solar panels. Corning is a US producer and is vertically integrated across its products and markets.
Market cap 125.8B · 67,200 employees
Johnson & Johnson
↗JNJ
Johnson & Johnson is the world's largest and most diverse healthcare firm. It has two divisions: innovative medicine and medtech. These now represent all of the company's sales following the divestment of the consumer business, Kenvue, in 2023. After restructurings in 2023-24, the drug division focuses on three main therapeutic areas: immunology, oncology, and neurology. Geographically, just over half of total revenue is generated in the United States.
Market cap 580.4B
Time Series
Relative Performance
Who Moves First
in sync
GLW and JNJ tend to move at the same time.
After testing 13 timing shifts, the strongest relationship was +0.827 (they moved in the same direction).
Do They Crash Together?
Correlation by Market Regime
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
+0.874
9 periods · Return correlation when both series rose
Both Falling
-0.149
9 periods · Return correlation when both series fell
Diverging
-0.669
17 periods · Return correlation when series moved apart
R-Squared
68.5%
Share of variance in one series explained by the other.
Trend Agreement
55.7%
How often both series moved in the same direction period-to-period.
Overlap Quality
1,254
Deep shared window — 1,254 usable pairs.
Significance
p < 0.001
95% CI: [0.809, 0.844]
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
1,254 paired data points survived the daily window.
Raw input
1,254
1,254
Normalized
1,254
1,254
Prepared
1,254
1,254
Aligned
1,254
1,254
Invalid removed
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
0
A: 0 / B: 0
Series A
Corning Incorporated
GLW
Market cap 125.8B · 67,200 employees
Stock · 1,254 raw → 1,254 prepared
Series B
Johnson & Johnson
JNJ
Market cap 580.4B
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
42
Estimated crossover points between normalized spreads.
Slope
0.7053
Linear regression slope.
Intercept
136.0625
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 5 hours ago · ID: stock-glw-vs-stock-jnj-daily