Correlation Analysis
Costco Wholesale Corp vs EchoStar Corporation
COST vs SATS
+0.466
Moderate 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
EchoStar Corporation
↗SATS
Satellite television provides the bulk of EchoStar's revenue. The firm serves about 5 million US satellite customers, about 10% of the traditional television market. It also serves 2 million customers under the Sling brand. EchoStar has also amassed an extensive portfolio of spectrum licenses. It acquired Sprint's prepaid business, serving approximately 7 million customers, primarily under the Boost brand. The firm has agreed to sell a portion of its wireless licenses to AT&T and SpaceX, and will rely heavily on the AT&T network to serve customers. EchoStar's legacy businesses provide satellite telecom services and equipment to businesses and consumers, including about 700,000 internet customers.
Market cap 36.7B · 12,100 employees
Time Series
Relative Performance
Who Moves First
in sync
COST and SATS tend to move at the same time.
After testing 13 timing shifts, the strongest relationship was +0.466 (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
-0.351
13 periods · Return correlation when both series rose
Both Falling
+0.349
7 periods · Return correlation when both series fell
Diverging
-0.670
15 periods · Return correlation when series moved apart
R-Squared
21.7%
Share of variance in one series explained by the other.
Trend Agreement
55.8%
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: [0.421, 0.508]
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
EchoStar Corporation
SATS
Market cap 36.7B · 12,100 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
5
Estimated crossover points between normalized spreads.
Slope
0.0556
Linear regression slope.
Intercept
-8.0408
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 7 hours ago · ID: stock-cost-vs-stock-sats-daily