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E vs SMPL: Correlation

How closely do ENI S.p.A. (E) and The Simply Good Foods Company (SMPL) trade together? Their weekly returns over three years give a correlation of -0.27, which is negative.

Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology

Correlation (3Y)
-0.27
negative
Correlation (1Y)
-0.30
last 12 months
Correlation (5Y)
-0.11
long-run
Ann. covariance
-222.8
%² · weekly, annualized

How correlated are E and SMPL?

Across a 3-year window, the weekly returns of E and SMPL correlate at -0.27, negative, meaning they tend to move in opposite directions. Recent behaviour matches the longer record: -0.30 over 1 year against -0.27 over 3. Stretching to 5 years gives -0.11, with an annualized covariance of -222.8 %².

Out of 11 assets tracked against E, SMPL lands near the bottom at #10. The last year tells two different stories: E led by 118.2 percentage points, +53.3% for E against -64.9% for SMPL. Note the risk asymmetry: SMPL runs 1.7 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.

How is this computed?

Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.

E vs SMPL: side by side

E (ENI S.p.A.)SMPL (The Simply Good Foods Company)
1-year return+53.3%-64.9%
5-year return+193.3%-71.3%
Volatility (ann.)22.4%37.3%
Beta vs S&P 5000.040.38
Max drawdown (3Y)-20.1%-76.2%
Market cap$76.7B$0.9B
P/E (trailing)11.9
Dividend yield0.99%0.00%
Sector / categoryUS ListedUS Listed
Higher yield: E 0.99% vs 0.00%Smaller drawdown: E -20.1% vs -76.2%Higher 5y return: E +193.3% vs -71.3%
-64%0%+69%2025-09-052026-08-27
Price paths over the last 12 months, both indexed to 100 at the start (weekly closes). E · SMPL

Year-by-year returns

YearESMPL
2022+10.9%-8.5%
2023+26.7%+4.1%
2024-14.0%-1.6%
2025+43.8%-48.5%
2026+43.5%-49.2%

Calendar-year price returns; the current year is year-to-date as of the data date above.

Are E and SMPL good diversifiers for each other?

Yes: at -0.27, the two have gone their own ways historically, which is what genuine diversification looks like.

FAQ

What is the correlation between E and SMPL?

Using weekly returns as of 2026-08-27: -0.27 over 3 years, with -0.30 over the last year and -0.11 over 5 years.

Is SMPL a good diversifier for E?

Yes: at -0.27, the two have gone their own ways historically, which is what genuine diversification looks like.

What does a correlation of -0.27 mean?

A reading of -0.27 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.

Use this data

JSON API · no key required
$ curl https://www.pairbook.io/api/v1/pairs/e-vs-smpl.json

E vs SMPL: 3-year weekly correlation -0.27E vs SMPL-0.27

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Related comparisons

Hubs: E correlations · SMPL correlations