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Preformed Line Products Company (PLPC) Sharpe Ratio: 3.22

Equity · Currency in USD · Last updated Jun 23, 2026

PLPC's Sharpe Ratio of 3.22 indicates that for each unit of volatility, it generates 3.22 units of excess return above the risk-free rate. The ratio is calculated using historical daily returns over the past 12 months (as of Jun 23, 2026).

Sharpe uses total volatility (standard deviation) which includes both upside and downside price movements, making it useful for comparing risk-adjusted returns across different assets. For how to read this number and when it can mislead, see Sharpe Ratio Explained.

PLPC Sharpe Ratio Rank

PLPC Sharpe Ratio Rank: 95.996
Exceptional

PLPC ranks above 95.9% of all investments in our database based on Sharpe Ratio over the past 12 months, demonstrating exceptional risk-adjusted returns. Securities are ranked from 0 (worst) to 100 (best).

What moves the rank

  • Strong returns with low total volatility → Higher rank
  • High volatility (both upside and downside) → Lower rank
  • Consistent returns → Higher rank than volatile returns of same magnitude
  • Sharp drawdowns increase volatility → Lower rank

What you can do with this information

  • Suitable as a core holding given strong risk-adjusted returns
  • Monitor rank changes to detect deteriorating return-to-volatility profile
  • Exceptional Sharpe ratio supports larger position sizes
  • Compare with category peers to assess whether strength is investment-specific or category-wide

PLPC Sharpe Ratio Market Positioning

The chart shows PLPC's Sharpe Ratio relative to all stocks on our platform, with color zones indicating percentile rankings. Higher ratios indicate better risk-adjusted returns.

  • Red zone (bottom 25%): -0.40 or lower
  • Yellow zone (middle 50%): -0.40 to 1.13
  • Green zone (top 25%): 1.13 or higher
  • Top 1%: 5.71+
  • Median: 0.20 — half of all investments score higher

How it compares to other similar stocks

The table compares Preformed Line Products Company's Sharpe Ratio with other stocks in the Electrical Equipment & Parts industry across multiple time periods, showing how PLPC's risk-adjusted performance compares to industry peers.

Data shows 1-, 5-, and 10-year periods, plus each stock's all-time average, as of Jun 23, 2026.

SymbolName1Y Sharpe Ratio5Y Sharpe Ratio10Y Sharpe RatioAll Time Sharpe Ratio
BEBloom Energy Corporation13.92
FUWAYFurukawa Electric Co Ltd ADR8.37
POWLPowell Industries, Inc.7.27
TET1 Energy Inc5.30
ENSEnerSys4.95
PRYMYPrysmian SPA ADR4.43
NVTnVent Electric plc4.00
AEISAdvanced Energy Industries, Inc.3.88
RFILRF Industries, Ltd.3.73
VRTVertiv Holdings Co.3.45
PLPCPreformed Line Products Company3.22

S&P 500 Index

How to choose period

Historical Sharpe Ratio

The chart shows PLPC's rolling Sharpe ratio over time compared to your chosen benchmark. Rising trends indicate improving returns relative to total volatility, while declining trends may signal deteriorating risk-adjusted performance or increased volatility. Use multiple timeframes to distinguish short-term fluctuations from long-term patterns.

Identify market cycles by observing when PLPC consistently outperforms (line above benchmark), underperforms (below benchmark), or aligns with the benchmark.

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Sharpe Ratio Calculator

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