Penumbra Inc. (PEN) intrinsic value & 10-year financials

Penumbra Inc. (PEN) has a Graham intrinsic value of $150.13 per share. At $320.86 on Oct 17, 2026, the stock trades 114% above that value. Over the last 10 fiscal years revenue grew 20.4% a year to $1.4B, with an average return on invested capital of 2.5%.

Graham intrinsic value
$150.13
Share price (Oct 17, 2026)
$320.86
Price vs Graham value
114% above
Market cap
$12.6B
Revenue (FY2025)
$1.4B
Revenue growth (10-yr CAGR)
20.4%
ROIC (10-yr avg)
2.5%
Free cash flow (FY2025)
$174.9M

PEN 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2025 $1.4B $177.7M $4.52 $174.9M 13.5% 13.2%
FY2024 $1.2B $14.0M $0.36 $147.3M 0.8% 0.5%
FY2023 $1.1B $91.0M $2.32 $82.1M 6.9% 6.2%
FY2022 $847.1M -$2.0M -$0.05 -$75.0M 0.7% 0.3%
FY2021 $747.6M $5.3M $0.14 -$11.7M -1.0% -0.4%
FY2020 $560.4M -$15.7M -$0.44 -$58.0M -6.9% -3.4%
FY2019 $547.4M $48.5M $1.34 $4.5M 8.7% 9.2%
FY2018 $444.9M $6.6M $0.18 $19.2M -0.2% -0.2%
FY2017 $333.8M $4.7M $0.13 $159.0K 0.3% 0.3%
FY2016 $263.3M $14.8M $0.44 -$26.4M -0.5% -0.3%

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

Executive summary

Penumbra Inc is a consistent compounder, expanding top-line revenue at 20.4% annually over the past decade.

Penumbra Inc has historically struggled to out-earn its cost of capital, averaging just 2.5% ROIC.

Penumbra 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, Penumbra Inc is modeled at 15.0% normalized earnings growth with a 5.1% bond-yield adjustment. The resulting Graham intrinsic value estimate is $150.13 per share.

PEN stock: frequently asked questions

What is the intrinsic value of Penumbra Inc. (PEN) stock?

Using Benjamin Graham's revised formula, V = EPS × (8.5 + 2g) × 4.4 / Y, with reported diluted earnings per share, a 15.0% normalized growth rate (capped at 15%) and a 5.1% AAA corporate bond yield, PEN's intrinsic value is about $150.13 per share.

Is PEN stock undervalued?

At $320.86 (close on Oct 17, 2026), PEN trades 114% above its Graham value of $150.13. On Graham's terms the shares look fully priced. A formula is a starting point for research, not a recommendation.

How fast has Penumbra Inc. grown?

Revenue went from $263.3M in fiscal 2016 to $1.4B in fiscal 2025, a compound annual growth rate of 20.4%. Net income was $177.7M in fiscal 2025.

Does Penumbra Inc. generate free cash flow?

Penumbra Inc. generated $174.9M of free cash flow (operating cash flow minus capital expenditures) in fiscal 2025. Free cash flow was positive in 6 of the last 10 reported years.

What is PEN's return on invested capital?

Average ROIC over the last 10 fiscal years was 2.5%, and average return on equity was 4.0%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this PEN data come from?

From Penumbra Inc.'s annual 10-K filings on SEC EDGAR. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

Similar surgical & medical instruments & apparatus stocks