Nn Inc. (NNBR) intrinsic value & 10-year financials

Nn Inc. (NNBR) has a Graham intrinsic value of $6.99 per share. At $3.41 on Oct 17, 2026, the stock trades 51% below that value. Over the last 10 fiscal years revenue shrank 3.6% a year to $422.2M, with an average return on invested capital of -7.8%.

Graham intrinsic value
$6.99
Share price (Oct 17, 2026)
$3.41
Price vs Graham value
51% below
Market cap
$168.6M
Revenue (FY2025)
$422.2M
Revenue growth (10-yr CAGR)
-3.6%
ROIC (10-yr avg)
-7.8%
Free cash flow (FY2025)
-$7.2M

NNBR 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2025 $422.2M -$34.0M -$1.07 -$7.2M -4.5% -7.9%
FY2024 $464.3M -$38.3M -$1.11 -$7.2M -5.9% -9.8%
FY2023 $489.3M -$50.1M -$1.35 $8.8M -4.5% -6.3%
FY2022 $498.7M -$26.1M -$0.83 -$10.2M -4.2% -7.9%
FY2021 $477.6M -$13.2M -$0.79 -$2.6M -1.9% -7.4%
FY2020 $427.5M -$100.6M -$2.68 -$8.2M -27.5% -24.2%
FY2019 $847.5M -$46.7M -$1.13 -$4.8M 1.2% 1.1%
FY2018 $770.7M -$264.5M -$8.35 -$23.1M -23.2% -24.4%
FY2017 $619.8M $163.1M $5.87 -$72.0M 5.3% 4.8%
FY2016 $585.0M $7.9M $0.29 $25.5M 10.2% 3.8%

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

Executive summary

NN INC is facing top-line stagnation, with revenue contracting over the decade.

NN INC has historically struggled to out-earn its cost of capital, averaging just -7.8% ROIC.

NN INC 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, NN INC is modeled at -3.6% normalized earnings growth with a 5.1% bond-yield adjustment. The resulting Graham intrinsic value estimate is $6.99 per share.

NNBR stock: frequently asked questions

What is the intrinsic value of Nn Inc. (NNBR) stock?

Using Benjamin Graham's revised formula, V = EPS × (8.5 + 2g) × 4.4 / Y, with reported diluted earnings per share, a -3.6% normalized growth rate (capped at 15%) and a 5.1% AAA corporate bond yield, NNBR's intrinsic value is about $6.99 per share.

Is NNBR stock undervalued?

At $3.41 (close on Oct 17, 2026), NNBR trades 51% below its Graham value of $6.99. On Graham's terms that leaves a margin of safety. A formula is a starting point for research, not a recommendation.

How fast has Nn Inc. grown?

Revenue went from $585.0M in fiscal 2016 to $422.2M in fiscal 2025, a compound annual growth rate of -3.6%. Net income was -$34.0M in fiscal 2025.

Does Nn Inc. generate free cash flow?

Nn Inc. generated -$7.2M of free cash flow (operating cash flow minus capital expenditures) in fiscal 2025. Free cash flow was positive in 2 of the last 10 reported years.

What is NNBR's return on invested capital?

Average ROIC over the last 10 fiscal years was -7.8%, and average return on equity was -395.5%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this NNBR data come from?

From Nn Inc.'s annual 10-K filings on SEC EDGAR, most recently filed May 6, 2026. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

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