Correlation Analysis
Costco Wholesale Corp vs Verisk Analytics, Inc. Common Stock
COST vs VRSK
+0.779
Strong positive
When one moves up, the other tends to follow.
Costco Wholesale Corp
↗COST
Founded in 1983, Costco Wholesale now operates a global chain of membership-based warehouse clubs, delivering high-quality goods and services at consistently low prices. As of its most recent fiscal year, Costco operated approximately 910 warehouses, serving more than 80 million members across its three geographic segments: Costco US (approximately 73% of total revenue), Costco Canada (13%), and Costco International (14%).Costco's core value proposition—quality products at unbeatable prices—has yielded consistently strong member renewal rates (93% in the US and Canada and nearly 90% internationally). About 55% of Costco's fiscal 2025 revenue came from its grocery offerings, and another 25% from general merchandise.
Market cap 451.9B
Verisk Analytics, Inc. Common Stock
↗VRSK
Verisk is a leading data, analytics, and technology provider for property-casualty insurers. Verisk traces its history to Insurance Services Office, a nonprofit advisory organization founded in 1971 by US P&C insurers. ISO was formed as an association of insurance companies to assist with a variety of insurance use cases, such as reporting to regulators, defining policies, and determining independent premium rates. As the firm expanded its use cases, it became a for-profit company, renamed Verisk, and went public in 2009. Verisk's single segment (insurance) provides underwriting solutions, including forms, rules, loss costs, and catastrophe modeling. For claims, Verisk's solutions include property repair estimates and antifraud tools. About 83% of Verisk's revenue is US-based.
Market cap 24.2B · 8,000 employees
Time Series
Relative Performance
Who Moves First
VRSK leads COST by 6 days
VRSK tends to move before COST.
After testing 13 timing shifts, the strongest relationship was +0.790 (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
+0.257
19 periods · Return correlation when both series rose
Both Falling
+0.164
10 periods · Return correlation when both series fell
Diverging
-0.642
6 periods · Return correlation when series moved apart
R-Squared
60.7%
Share of variance in one series explained by the other.
Trend Agreement
67.7%
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 < 0.001
95% CI: [0.756, 0.800]
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
Costco Wholesale Corp
COST
Market cap 451.9B
Stock · 1,254 raw → 1,254 prepared
Series B
Verisk Analytics, Inc. Common Stock
VRSK
Market cap 24.2B · 8,000 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
1
Estimated crossover points between normalized spreads.
Slope
0.1477
Linear regression slope.
Intercept
125.6040
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
COST
Costco Wholesale Corp
Highest
+0.977
Republic Services Inc.
RSG · 1,254 data points
Lowest
-0.912
Fiserv, Inc. Common Stock
FISV · 644 data points
VRSK
Verisk Analytics, Inc. Common Stock
Highest
+0.769
Microsoft Corp
MSFT · 1,254 data points
Lowest
-0.354
Johnson & Johnson
JNJ · 1,254 data points
Saved 4 hours ago · ID: stock-cost-vs-stock-vrsk-daily