Preformed Line Products Co. (PLPC) intrinsic value & 10-year financials

Preformed Line Products Co. (PLPC) has a Graham intrinsic value of $150.92 per share. At $352.91 on Oct 17, 2026, the stock trades 134% above that value. Over the last 10 fiscal years revenue grew 7.9% a year to $669.3M, with an average return on invested capital of 10.3%.

Graham intrinsic value
$150.92
Share price (Oct 17, 2026)
$352.91
Price vs Graham value
134% above
Market cap
$1.7B
Revenue (FY2025)
$669.3M
Revenue growth (10-yr CAGR)
7.9%
ROIC (10-yr avg)
10.3%
Free cash flow (FY2025)
$33.3M

PLPC 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2025 $669.3M $35.3M $7.14 $33.3M 8.2% 10.3%
FY2024 $593.7M $37.1M $7.50 $52.8M 8.5% 9.1%
FY2023 $669.7M $63.3M $12.68 $72.3M 12.6% 15.7%
FY2022 $637.0M $54.4M $10.88 -$14.4M 10.9% 14.0%
FY2021 $517.4M $35.7M $7.19 $15.2M 9.2% 11.1%
FY2020 $466.4M $29.8M $5.98 $17.1M 8.6% 10.0%
FY2019 $444.9M $23.3M $4.58 -$2.2M 7.3% 9.2%
FY2018 $420.9M $26.6M $5.21 $13.4M 7.8% 11.6%
FY2017 $378.2M $12.7M $2.47 $22.6M 6.9% 5.6%
FY2016 $336.6M $15.3M $2.95 $1.2M 6.4% 6.6%

Source: annual 10-K filings on SEC EDGAR. Figures in USD.

Executive summary

PREFORMED LINE PRODUCTS CO has demonstrated mature, steady growth, with revenue compounding at 7.9% annually over the past decade.

PREFORMED LINE PRODUCTS CO returns on capital have been average, hovering around 10.3% ROIC over the decade.

PREFORMED LINE PRODUCTS CO has not shown aggressive share repurchases (>10% retirement) or a major balance-sheet leverage increase (>50% net debt growth) over the 10-year window.

Benjamin Graham lens

Under Benjamin Graham's formula using SEC EDGAR fundamentals, PREFORMED LINE PRODUCTS CO is modeled at 8.0% normalized earnings growth with a 5.1% bond-yield adjustment. The resulting Graham intrinsic value estimate is $150.92 per share.

PLPC stock: frequently asked questions

What is the intrinsic value of Preformed Line Products Co. (PLPC) stock?

Using Benjamin Graham's revised formula, V = EPS × (8.5 + 2g) × 4.4 / Y, with reported diluted earnings per share, a 8.0% normalized growth rate (capped at 15%) and a 5.1% AAA corporate bond yield, PLPC's intrinsic value is about $150.92 per share.

Is PLPC stock undervalued?

At $352.91 (close on Oct 17, 2026), PLPC trades 134% above its Graham value of $150.92. On Graham's terms the shares look fully priced. A formula is a starting point for research, not a recommendation.

How fast has Preformed Line Products Co. grown?

Revenue went from $336.6M in fiscal 2016 to $669.3M in fiscal 2025, a compound annual growth rate of 7.9%. Net income was $35.3M in fiscal 2025.

Does Preformed Line Products Co. generate free cash flow?

Preformed Line Products Co. generated $33.3M of free cash flow (operating cash flow minus capital expenditures) in fiscal 2025. Free cash flow was positive in 8 of the last 10 reported years.

What is PLPC's return on invested capital?

Average ROIC over the last 10 fiscal years was 10.3%, and average return on equity was 10.4%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this PLPC data come from?

From Preformed Line Products Co.'s annual 10-K filings on SEC EDGAR, most recently filed Jul 30, 2026. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

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