Correlation Analysis
Alphabet Inc. Class C Capital Stock vs UNITEDHEALTH GROUP INCORPORATED (Delaware)
GOOG vs UNH
-0.600
Moderate inverse
When one moves up, the other tends to move down.
Alphabet Inc. Class C Capital Stock
↗GOOG
Alphabet is a holding company that wholly owns internet giant Google. The California-based company derives slightly less than 90% of its revenue from Google services, the vast majority of which is advertising sales. Alongside online ads, Google services houses sales stemming from Google's subscription services (YouTube TV and YouTube Music, among others), platforms (sales and in-app purchases on Play Store), and devices (Chromebooks, Pixel smartphones, and smart home products such as Chromecast). Google's cloud computing platform accounts for roughly 10% of Alphabet's revenue. The firm's investments in up-and-coming technologies such as self-driving cars (Waymo), health (Verily), and internet access (Google Fiber) make up the rest.
Market cap 3.6T · 190,820 employees
UNITEDHEALTH GROUP INCORPORATED (Delaware)
↗UNH
UnitedHealth Group is one of the largest private health insurers and provides medical benefits to about 51 million members globally, including 1 million outside the US as of December 2025. As a leader in employer-sponsored, self-directed, and government-backed insurance plans, UnitedHealth has obtained massive scale in medical insurance. Along with its insurance assets, UnitedHealth's Optum franchises help create a healthcare services colossus that spans everything from pharmaceutical benefits to providing outpatient care and analytics to affiliates and third parties.
Market cap 255.4B
Time Series
Rebased to 100
Who Moves First
UNH leads GOOG by 6 days
UNH tends to move before GOOG.
Best correlation after shifting: -0.604 (13 shifts scanned)
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
+0.283
11 periods · Return correlation when both series rose
Both Falling
N/A
4 periods · Return correlation when both series fell
Diverging
-0.524
20 periods · Return correlation when series moved apart
R-Squared
36.0%
Share of variance in one series explained by the other.
Trend Agreement
55.0%
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: [-0.634, -0.563]
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
1,254 paired observations 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
Alphabet Inc. Class C Capital Stock
GOOG
Market cap 3.6T · 190,820 employees
Stock · 1,254 raw → 1,254 prepared
Series B
UNITEDHEALTH GROUP INCORPORATED (Delaware)
UNH
Market cap 255.4B
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
22
Estimated crossover points between normalized spreads.
Slope
-0.8943
Linear regression slope.
Intercept
605.0227
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
GOOG
Alphabet Inc. Class C Capital Stock
Highest
+0.948
Amphenol Corporation
APH · 1,254 observations
Lowest
-0.861
Fiserv, Inc. Common Stock
FISV · 644 observations
UNH
UNITEDHEALTH GROUP INCORPORATED (Delaware)
Highest
-0.079
Exxon Mobil Corporation
XOM · 1,254 observations
Lowest
-0.611
Micron Technology, Inc.
MU · 1,254 observations
Saved 3 hours ago · ID: stock-goog-vs-stock-unh-daily-20260408-338wki