CorrlensCorrlens
Correlate

Correlation Analysis

Costco Wholesale Corp vs Synopsys Inc

COST vs SNPS

+0.733

Strong positive

When one moves up, the other tends to follow.

COST logo

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

SNPS logo

Synopsys Inc

SNPS

Synopsys is a provider of electronic design automation software and intellectual property products. EDA software automates and aids in the chip design process, enhancing design accuracy, productivity, and complexity in a full-flow end-to-end solution. Synopsys' comprehensive portfolio is benefiting from a convergence of semiconductor companies moving up the stack of technologies toward systems-like companies, and systems companies moving down-stack toward in-house chip design. The resulting expansion in EDA customers alongside secular digitalization of various end markets benefits EDA vendors like Synopsys.

Market cap 76.1B · 28,000 employees

Apr 9, 2021 — Apr 7, 2026Daily1,254 data pointsStockStockConsumerTechnology

Time Series

Relative Performance

Green: COSTGray: SNPS36 of 1,254 points (sampled)

Who Moves First

SNPS leads COST by 6 days

SNPS tends to move before COST.

After testing 13 timing shifts, the strongest relationship was +0.746 (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

+0.354

14 periods · Return correlation when both series rose

Both Falling

+0.660

5 periods · Return correlation when both series fell

Diverging

-0.509

16 periods · Return correlation when series moved apart

R-Squared

53.8%

Share of variance in one series explained by the other.

Trend Agreement

63.2%

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: [0.707, 0.758]

Scatter

XY Regression

3064006008001,0001,134227300400500600618Costco Wholesale CorpSynopsys IncData pointsFit (r = 0.733)

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

COST logo

Costco Wholesale Corp

COST

Market cap 451.9B

Stock · 1,254 raw → 1,254 prepared

Series B

SNPS logo

Synopsys Inc

SNPS

Market cap 76.1B · 28,000 employees

Stock · 1,254 raw → 1,254 prepared

Sign agreement

100.0%

How often both values share the same sign.

Zero crossings

11

Estimated crossover points between normalized spreads.

Slope

0.3557

Linear regression slope.

Intercept

181.1700

Linear regression intercept.

Related Extremes

Highest and Lowest Correlated

Saved 7 hours ago · ID: stock-cost-vs-stock-snps-daily