Correlation Analysis
Johnson & Johnson vs PG&E Corporation
JNJ vs PCG
-0.090
Weak inverse
When one moves up, the other tends to move down.
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
PG&E Corporation
↗PCG
PG&E is a holding company whose main subsidiary is Pacific Gas and Electric, a regulated utility operating in Central and Northern California that serves 5.3 million electricity customers and 4.6 million gas customers in 47 of the state's 58 counties. PG&E operated under bankruptcy court supervision in 2001-04 during California's energy crisis and in 2019-20 due to wildfire losses. In 2004, PG&E sold its unregulated assets as part of its first postbankruptcy reorganization.
Market cap 38.8B · 29,000 employees
Time Series
Relative Performance
Who Moves First
PCG leads JNJ by 6 days
PCG tends to move before JNJ.
After testing 13 timing shifts, the strongest relationship was -0.115 (they moved in opposite directions).
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
+0.353
11 periods · Return correlation when both series rose
Both Falling
+0.240
8 periods · Return correlation when both series fell
Diverging
-0.681
16 periods · Return correlation when series moved apart
R-Squared
0.8%
Share of variance in one series explained by the other.
Trend Agreement
60.7%
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 < 0.01
95% CI: [-0.144, -0.035]
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
Johnson & Johnson
JNJ
Market cap 580.4B
Stock · 1,254 raw → 1,254 prepared
Series B
PG&E Corporation
PCG
Market cap 38.8B · 29,000 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
49
Estimated crossover points between normalized spreads.
Slope
-0.0138
Linear regression slope.
Intercept
17.4823
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 4 hours ago · ID: stock-jnj-vs-stock-pcg-daily