Correlation Analysis
Apple Inc. vs Alnylam Pharmaceuticals, Inc.
AAPL vs ALNY
+0.776
Strong positive
When one moves up, the other tends to follow.
Apple Inc.
↗AAPL
Apple is among the largest companies in the world, with a broad portfolio of hardware and software products targeted at consumers and businesses. Apple's iPhone makes up a majority of the firm sales, and Apple's other products like Mac, iPad, and Watch are designed around the iPhone as the focal point of an expansive software ecosystem. Apple has progressively worked to add new applications, like streaming video, subscription bundles, and augmented reality. The firm designs its own software and semiconductors while working with subcontractors like Foxconn and TSMC to build its products and chips. Slightly less than half of Apple's sales come directly through its flagship stores, with a majority of sales coming indirectly through partnerships and distribution.
Market cap 3.8T
Alnylam Pharmaceuticals, Inc.
↗ALNY
Alnylam Pharmaceuticals is a leader in the study of RNA interference (RNAi) therapeutics. RNAi is a naturally occurring biological pathway within cells for sequence-specific silencing and regulation of gene expression. Alnylam's commercial RNAi therapeutic products include Onpattro and Amvuttra (for hATTR amyloidosis), Givlaari (for acute hepatic porphyria), and Oxlumo (for primary hyperoxaluria type 1), all developed and commercialized by Alnylam. Plus, Leqvio (for hypercholesterolemia) and Qfitlia (for hemophilia A or B), which are being commercialized by Alnylam's partners, Novartis and Sanofi, respectively. It also has several clinical programs across various therapeutic areas, including cardio-metabolic diseases, neuroscience, and hematology.
Market cap 43.8B · 2,500 employees
Time Series
Rebased to 100
Who Moves First
ALNY leads AAPL by 6 days
ALNY tends to move before AAPL.
Best correlation after shifting: +0.782 (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
+0.182
13 periods · Return correlation when both series rose
Both Falling
-0.006
10 periods · Return correlation when both series fell
Diverging
-0.613
12 periods · Return correlation when series moved apart
R-Squared
60.3%
Share of variance in one series explained by the other.
Trend Agreement
56.7%
How often both series moved in the same direction period-to-period.
Overlap Quality
1,253
Deep shared window — 1,253 usable pairs.
Significance
p < 0.001
95% CI: [0.753, 0.797]
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
1,253 paired observations survived the daily window.
Raw input
1,254
1,253
Normalized
1,254
1,253
Prepared
1,254
1,253
Aligned
1,253
1,253
Invalid removed
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
1
A: 1 / B: 0
Series A
Apple Inc.
AAPL
Market cap 3.8T
Stock · 1,254 raw → 1,254 prepared
Series B
Alnylam Pharmaceuticals, Inc.
ALNY
Market cap 43.8B · 2,500 employees
Stock · 1,253 raw → 1,253 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
41
Estimated crossover points between normalized spreads.
Slope
1.6338
Linear regression slope.
Intercept
-78.8995
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-aapl-vs-stock-alny-daily-20260408-wknc13