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RAIL vs SCD: Correlation

How closely do Freightcar America, Inc. (RAIL) and LMP Capital and Income Fund Inc. (SCD) trade together? Their weekly returns over three years give a correlation of 0.40, which is moderate.

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

Correlation (3Y)
0.40
moderate
Correlation (1Y)
0.40
last 12 months
Correlation (5Y)
0.38
long-run
Ann. covariance
518.9
%² · weekly, annualized

How correlated are RAIL and SCD?

Across a 3-year window, the weekly returns of RAIL and SCD correlate at 0.40, moderate. Little has changed lately, as the 1-year reading of 0.40 lands near the 3-year figure. Stretching to 5 years gives 0.38, with an annualized covariance of 518.9 %².

Among the 11 assets we track against RAIL, SCD ranks #4 by 3-year correlation. The last year tells two different stories: SCD led by 27.0 percentage points, -16.1% for RAIL against +10.9% for SCD. Note the risk asymmetry: RAIL runs 4.3 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.

RAIL vs SCD: side by side

RAIL (Freightcar America, Inc.)SCD (LMP Capital and Income Fund Inc.)
1-year return-16.1%+10.9%
5-year return+36.6%+68.6%
Volatility (ann.)75.3%17.4%
Beta vs S&P 5001.840.81
Max drawdown (3Y)-71.7%-21.8%
Market cap$0.2B$0.4B
P/E (trailing)5.1
Dividend yield0.00%9.25%
Sector / categoryUS ListedUS Listed
Higher yield: SCD 9.25% vs 0.00%Smaller drawdown: SCD -21.8% vs -71.7%Higher 5y return: SCD +68.6% vs +36.6%
-13%0%+66%2025-09-052026-08-27
Price paths over the last 12 months, both indexed to 100 at the start (weekly closes). RAIL · SCD

Year-by-year returns

YearRAILSCD
2022-13.3%-14.0%
2023-15.6%+27.9%
2024+231.9%+33.7%
2025+23.5%-5.7%
2026-34.6%+12.3%

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

Are RAIL and SCD good diversifiers for each other?

Yes, to a useful degree: a correlation of 0.40 leaves real independence between the two, which historically damped combined volatility.

FAQ

What is the correlation between RAIL and SCD?

Using weekly returns as of 2026-08-27: 0.40 over 3 years, with 0.40 over the last year and 0.38 over 5 years.

Is SCD a good diversifier for RAIL?

Yes, to a useful degree: a correlation of 0.40 leaves real independence between the two, which historically damped combined volatility.

What does a correlation of 0.40 mean?

On the −1 to +1 scale, 0.40 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.

Use this data

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

RAIL vs SCD: 3-year weekly correlation 0.40RAIL vs SCD0.40

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Related comparisons

Hubs: RAIL correlations · SCD correlations