Correlation Analysis
Micron Technology, Inc. vs News Corporation Class B Common Stock
MU vs NWS
+0.445
Moderate positive
When one moves up, the other tends to follow.
Micron Technology, Inc.
↗MU
Micron is one of the largest semiconductor companies in the world, specializing in memory and storage chips. Its primary revenue stream comes from dynamic random access memory, or DRAM, and it also has minority exposure to not-and or NAND, flash chips. Micron serves a global customer base, selling chips into data centers, mobile phones, consumer electronics, and industrial and automotive applications. The firm is vertically integrated.
Market cap 426B · 53,000 employees
News Corporation Class B Common Stock
↗NWS
News Corporation is a diversified media conglomerate with big presence in the US, the UK, and Australia. Key mastheads include The Wall Street Journal, Barron's, New York Post, The Times, The Sun, The Australian, Herald Sun, and The Daily Telegraph. Its 61%-owned REA Group is the dominant property listings platform in Australia. In addition, it owns Harper Collins, one of the largest book publishers in the world, and has a sizable US digital property advertising business, Move. The 65% interest in Foxtel, the Australian pay-TV and streaming provider, was sold in April 2025. The sale to global sports streaming platform, DAZN, was struck at more than 7 times Foxtel's EBITDA.
Market cap 15.5B · 22,300 employees
Time Series
Relative Performance
Who Moves First
NWS leads MU by 6 days
NWS tends to move before MU.
After testing 13 timing shifts, the strongest relationship was +0.453 (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
+0.377
10 periods · Return correlation when both series rose
Both Falling
+0.370
10 periods · Return correlation when both series fell
Diverging
-0.894
15 periods · Return correlation when series moved apart
R-Squared
19.8%
Share of variance in one series explained by the other.
Trend Agreement
63.9%
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: [0.399, 0.488]
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
Micron Technology, Inc.
MU
Market cap 426B · 53,000 employees
Stock · 1,254 raw → 1,254 prepared
Series B
News Corporation Class B Common Stock
NWS
Market cap 15.5B · 22,300 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
13
Estimated crossover points between normalized spreads.
Slope
0.0303
Linear regression slope.
Intercept
21.4046
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
MU
Micron Technology, Inc.
Highest
+0.982
Western Digital Corp.
WDC · 1,254 data points
Lowest
-0.640
Constellation Brands, Inc.
STZ · 1,254 data points
NWS
News Corporation Class B Common Stock
Highest
+0.927
NetFlix Inc
NFLX · 1,254 data points
Lowest
+0.046
Johnson & Johnson
JNJ · 1,254 data points
Saved 7 hours ago · ID: stock-mu-vs-stock-nws-daily