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Correlate

Correlation Analysis

Costco Wholesale Corp vs International Flavors & Fragrances Inc.

COST vs IFF

-0.641

Moderate inverse

When one moves up, the other tends to move down.

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

IFF logo

International Flavors & Fragrances Inc.

IFF

International Flavors & Fragrances is the largest specialty ingredients producer globally. It sells ingredients for the food, beverage, health, household goods, personal care, and pharmaceutical industries. The company makes proprietary formulations, partnering with customers to deliver custom solutions. Through its taste and scent segments, which each generate around 25% of profits, IFF is a leading flavor and fragrances producer. The health and biosciences business, which generates 30% of profits, is a global leader in probiotics and enzymes. The remaining profits come from the food ingredients business, which sells texturants, plant-based proteins, and other ingredients, though IFF plans to divest this business in the future.

Market cap 18.3B · 21,500 employees

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

Time Series

Relative Performance

Green: COSTGray: IFF36 of 1,254 points (sampled)

Who Moves First

in sync

COST and IFF tend to move at the same time.

After testing 13 timing shifts, the strongest relationship was -0.641 (they moved in opposite directions).

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

+0.590

12 periods · Return correlation when both series rose

Both Falling

+0.515

7 periods · Return correlation when both series fell

Diverging

-0.651

16 periods · Return correlation when series moved apart

R-Squared

41.1%

Share of variance in one series explained by the other.

Trend Agreement

59.6%

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: [-0.673, -0.607]

Scatter

XY Regression

3064006008001,0001,13456.46080100120140154.3Costco Wholesale CorpInternational Flavors & Fragrances Inc.Data pointsFit (r = -0.641)

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

IFF logo

International Flavors & Fragrances Inc.

IFF

Market cap 18.3B · 21,500 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

-0.0817

Linear regression slope.

Intercept

154.0368

Linear regression intercept.

Related Extremes

Highest and Lowest Correlated

Saved 9 hours ago · ID: stock-cost-vs-stock-iff-daily