Idexx Laboratories Inc. (IDXX) intrinsic value & 10-year financials

Idexx Laboratories Inc. (IDXX) has a Graham intrinsic value of $434.46 per share. At $560.36 on Oct 17, 2026, the stock trades 29% above that value. Over the last 10 fiscal years revenue grew 10.3% a year to $4.3B, with an average return on invested capital of 64.2%.

Graham intrinsic value
$434.46
Share price (Oct 17, 2026)
$560.36
Price vs Graham value
29% above
Market cap
$45.4B
Revenue (FY2025)
$4.3B
Revenue growth (10-yr CAGR)
10.3%
ROIC (10-yr avg)
64.2%
Free cash flow (FY2025)
$1.1B

IDXX 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2025 $4.3B $1.1B $13.08 $1.1B 31.6% 54.4%
FY2024 $3.9B $887.9M $10.67 $808.1M 29.0% 46.9%
FY2023 $3.7B $845.0M $10.06 $772.9M 30.0% 54.7%
FY2022 $3.4B $679.1M $8.03 $394.1M 26.7% 49.8%
FY2021 $3.2B $744.8M $8.60 $636.0M 29.0% 56.6%
FY2020 $2.7B $581.8M $6.71 $541.1M 25.7% 58.5%
FY2019 $2.4B $427.7M $4.89 $304.2M 23.0% 68.5%
FY2018 $2.2B $377.0M $4.26 $284.3M 22.2% 97.1%
FY2017 $2.0B $263.1M $2.94 $298.9M 21.0% 82.1%
FY2016 $1.8B $222.0M $2.44 $269.8M 19.7% 73.1%

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

Executive summary

Idexx Laboratories is a consistent compounder, expanding top-line revenue at 10.3% annually over the past decade.

Idexx Laboratories has earned high returns on invested capital, averaging 64.2% ROIC over the available history. High ROIC is consistent with a durable franchise, but it is not by itself proof of an economic moat.

Over the decade, Idexx Laboratories shows that management has aggressively returned capital to shareholders by retiring 10.8% of outstanding shares.

Benjamin Graham lens

Under Benjamin Graham's formula using SEC EDGAR fundamentals, Idexx Laboratories is modeled at 15.0% normalized earnings growth with a 5.1% bond-yield adjustment. The resulting Graham intrinsic value estimate is $434.46 per share.

IDXX stock: frequently asked questions

What is the intrinsic value of Idexx Laboratories Inc. (IDXX) 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, IDXX's intrinsic value is about $434.46 per share.

Is IDXX stock undervalued?

At $560.36 (close on Oct 17, 2026), IDXX trades 29% above its Graham value of $434.46. On Graham's terms the shares look fully priced. A formula is a starting point for research, not a recommendation.

How fast has Idexx Laboratories Inc. grown?

Revenue went from $1.8B in fiscal 2016 to $4.3B in fiscal 2025, a compound annual growth rate of 10.3%. Net income was $1.1B in fiscal 2025.

Does Idexx Laboratories Inc. generate free cash flow?

Idexx Laboratories Inc. generated $1.1B of free cash flow (operating cash flow minus capital expenditures) in fiscal 2025. Free cash flow was positive in 10 of the last 10 reported years.

What is IDXX's return on invested capital?

Average ROIC over the last 10 fiscal years was 64.2%, and average return on equity was -63.9%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this IDXX data come from?

From Idexx Laboratories Inc.'s annual 10-K filings on SEC EDGAR, most recently filed Aug 4, 2026. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

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