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ESP vs TDF: Correlation

How closely do Espey Mfg. & Electronics Corp. (ESP) and Templeton Dragon Fund, Inc. (TDF) trade together? Their weekly returns over three years give a correlation of 0.38, which is moderate.

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

Correlation (3Y)
0.38
moderate
Correlation (1Y)
0.38
last 12 months
Correlation (5Y)
0.27
long-run
Ann. covariance
352.8
%² · weekly, annualized

How correlated are ESP and TDF?

Over the past 3 years, ESP and TDF moved with a correlation of 0.38, which is moderate. Recent behaviour matches the longer record: 0.38 over 1 year against 0.38 over 3. Over 5 years the correlation is 0.27, and the annualized covariance of weekly returns is 352.8 %².

Few assets follow ESP as closely as TDF, which ranks #3 of 10 tracked partners. Correlation aside, the last 12 months split them widely, with ESP ahead by 36.3 points (+39.7% versus +3.4%). Note the risk asymmetry: ESP runs 1.9 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.

ESP vs TDF: side by side

ESP (Espey Mfg. & Electronics Corp.)TDF (Templeton Dragon Fund, Inc.)
1-year return+39.7%+3.4%
5-year return+393.3%-29.3%
Volatility (ann.)42.3%22.2%
Beta vs S&P 5000.970.64
Max drawdown (3Y)-29.1%-22.2%
Market cap$0.3B
P/E (trailing)16.63.6
Dividend yield2.78%3.68%
Sector / categoryUS ListedUS Listed
Lower P/E: TDF 3.6 vs 16.6Higher yield: TDF 3.68% vs 2.78%Smaller drawdown: TDF -22.2% vs -29.1%Higher 5y return: ESP +393.3% vs -29.3%
-26%0%+47%2025-09-052026-08-27
Twelve months of weekly closes, each series rebased to 100. ESP · TDF

Year-by-year returns

YearESPTDF
2022-0.1%-32.9%
2023+35.5%-20.1%
2024+66.8%+5.5%
2025+63.3%+37.7%
2026+35.5%-1.2%

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

Are ESP and TDF good diversifiers for each other?

Yes, to a useful degree: a correlation of 0.38 leaves real independence between the two, which historically damped combined volatility.

FAQ

What is the correlation between ESP and TDF?

Using weekly returns as of 2026-08-27: 0.38 over 3 years, with 0.38 over the last year and 0.27 over 5 years.

Is TDF a good diversifier for ESP?

Yes, to a useful degree: a correlation of 0.38 leaves real independence between the two, which historically damped combined volatility.

What does a correlation of 0.38 mean?

A reading of 0.38 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/esp-vs-tdf.json

ESP vs TDF: 3-year weekly correlation 0.38ESP vs TDF0.38

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Related comparisons

Hubs: ESP correlations · TDF correlations