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Correlation Analysis

Meta Platforms, Inc. Class A Common Stock vs Comcast Corp

META vs CMCSA

-0.639

Moderate inverse

When one moves up, the other tends to move down.

META logo

Meta Platforms, Inc. Class A Common Stock

META

Meta is the largest social media company in the world, boasting close to 4 billion monthly active users worldwide. The firm's "Family of Apps," its core business, consists of Facebook, Instagram, Messenger, and WhatsApp. End users can leverage these applications for a variety of different purposes, from keeping in touch with friends to following celebrities and running digital businesses for free. Meta packages customer data, gleaned from its application ecosystem and sells ads to digital advertisers. While the firm has been investing heavily in its Reality Labs business, it remains a very small part of Meta's overall sales.

Market cap 1.4T

CMCSA logo

Comcast Corp

CMCSA

Comcast is made up of three parts. The core cable business owns networks capable of providing television, internet access, and phone services to 65 million US homes and businesses, or nearly half of the country. The firm provides services to about 47% of the locations in this territory. Comcast acquired NBCUniversal from General Electric in 2011. Following the spinoff of several cable networks, including CNBC, MSNBC, and USA, NBCU now consists of the NBC network, several local NBC affiliates, Bravo, the Peacock streaming platform, Universal Studios, and several theme parks. Finally, Sky, acquired in 2018, is a large television provider in the UK and Italy.

Market cap 99.5B · 179,000 employees

Jun 30, 2021 — Apr 7, 2026Daily1,107 observationsStockStockTechnologyCommunication

Time Series

Rebased to 100

Green: METAGray: CMCSA36 of 1,107 points (sampled)

Who Moves First

META leads CMCSA by 1 day

META tends to move before CMCSA.

Best correlation after shifting: -0.639 (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

-0.400

12 periods · Return correlation when both series rose

Both Falling

+0.258

8 periods · Return correlation when both series fell

Diverging

-0.548

15 periods · Return correlation when series moved apart

R-Squared

40.8%

Share of variance in one series explained by the other.

Trend Agreement

58.2%

How often both series moved in the same direction period-to-period.

Overlap Quality

1,107

Deep shared window — 1,107 usable pairs.

Significance

p < 0.001

95% CI: [-0.673, -0.603]

Scatter

XY Regression

-45020040060080081024.66253035404550556061.81Meta Platforms, Inc. Class A Common StockComcast CorpData pointsFit (r = -0.639)

Pipeline

Data quality details

Pipeline Summary

1,107 paired observations survived the daily window.

Raw input

1,107

1,254

Normalized

1,107

1,254

Prepared

1,107

1,254

Aligned

1,107

1,107

Invalid removed

0

A: 0 / B: 0

Duplicates removed

0

A: 0 / B: 0

Alignment drops

147

A: 0 / B: 147

Series A

META logo

Meta Platforms, Inc. Class A Common Stock

META

Market cap 1.4T

Stock · 1,107 raw → 1,107 prepared

Series B

CMCSA logo

Comcast Corp

CMCSA

Market cap 99.5B · 179,000 employees

Stock · 1,254 raw → 1,254 prepared

Sign agreement

100.0%

How often both values share the same sign.

Zero crossings

3

Estimated crossover points between normalized spreads.

Slope

-0.0201

Linear regression slope.

Intercept

47.4224

Linear regression intercept.

Related Extremes

Highest and Lowest Correlated

Saved 3 hours ago · ID: stock-meta-vs-stock-cmcsa-daily-20260408-xcbzm6