Electric Lighting & Wiring Equipment stocks: intrinsic value, ROIC & growth

6 U.S. electric lighting & wiring equipment companies with at least three years of SEC filings, ranked by size. 1 of the 4 with a current price trade below their Graham intrinsic value. The median company earned a -7.2% average return on invested capital and grew revenue 3.1% a year.

Updated October 18, 2026

6companies
1below Graham value
-7.2%median 10-yr ROIC
3.1%median revenue CAGR

Highest-ROIC electric lighting & wiring equipment stocks

Ticker Company 10-yr ROIC Price Graham value Price vs value Market cap ROIC (10y) Revenue CAGR
AYI ACUITY INC. (DE) 18.1% $303.25 $250.36 21% above $9.6B 18.1% 3.1%
LYTS LSI INDUSTRIES INC 4.2% $19.72 $16.70 18% above $608.0M 4.2% 6.6%

All electric lighting & wiring equipment stocks

Ticker Company Price Graham value Price vs value Market cap ROIC (10y) Revenue CAGR
AYI ACUITY INC. (DE) $303.25 $250.36 21% above $9.6B 18.1% 3.1%
LYTS LSI INDUSTRIES INC $19.72 $16.70 18% above $608.0M 4.2% 6.6%
SKYX SKYX Platforms Corp. $0.96 — — $104.4M -7.2% 64.0%
OESX ORION ENERGY SYSTEMS, INC. $22.52 $2.12 962% above $80.2M -15.8% 2.2%
EFOI ENERGY FOCUS, INC/DE $2.60 $5.32 51% below $14.4M -155.9% -21.4%
CAPC CAPSTONE COMPANIES, INC. $0.06 — — $2.7M -181.8% -48.9%

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