Research memoIDEXX Laboratories, Inc. (IDXX) · NASDAQMemo of October 19, 2026

IDEXX stock forecast

IDEXX's weighted forecast is $493.72 in October 2027. IDEXX's outcome hinges on whether recurring testing growth can outweigh a lower valuation multiple.

560.36
Share price today, USD
509.44 (-9 %)
Weighted scenario, October 2029
2.3%
Real free cash flow yield
33.3x
P/E, next 12 months
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Every number traced to IDEXX's filings8 chapters · 17,429 words190 sources cited

Where could IDEX​X's shares be by 2029?

The forecast’s most likely outcome is a share price below today’s level at all three dates. The weighted price is $493.72 in October 2027, a 12% loss including dividends. It is $495.56 in October 2028, also a 12% loss. It reaches $509.44 in October 2029, a 9% loss.

Share price in October 2029: our three scenarios (USD)Today 560.36324.72Bear · 30 % · -42%523.65Base · 55 % · -7%826.76Bull · 15 % · +48%
What the shares could be worthUSD per share at each date; in brackets the return since today's 560.36, dividends included
CaseProbabilityOctober 2027October 2028October 2029
Bear30 %387.50 (-31 %)349.20 (-38 %)324.72 (-42 %)
Base55 %502.97 (-10 %)505.84 (-10 %)523.65 (-7 %)
Bull15 %672.23 (+20 %)750.55 (+34 %)826.76 (+48 %)
Weighted100 %493.72 (-12 %)495.56 (-12 %)509.44 (-9 %)

What this means. The weighted value is a probability-based average of the three cases, not a promise that the share price will reach that amount.

What has to go right or wrong for IDEX​X?

The bear case cuts revenue growth to 5% initially and 4% thereafter. Its margins fall from 24.5% to 23.5%, producing earnings of $1,215 million, $1,238 million and $1,260 million. The reason is weaker clinic traffic: U.S. same-store visits fell 1.3%, while 2026 revenue growth includes 4.0% net price improvement.

The bull case uses 11% growth in the first two years and 10% in the third. Margins rise from 26.0% to 28.0%, producing earnings of $1,363 million, $1,571 million and $1,792 million. This requires more tests per visit, successful new-test adoption and stronger software cross-use. The forecast excludes the royalty litigation and unusual share-award tax benefit.

How much cash does IDEX​X really make?

Stock compensation changes the ownership view. It is a non-cash expense, so operating cash flow adds it back, but employees receive shares or claims on shares. Existing shareholders may therefore suffer dilution. Deducting stock pay produces a useful analytical measure called real free cash flow; it is not a second official cash-flow statement.

Follow the money: real free cash flowUS$ thousands
20252024202320222021
Cash from operations1,181,805929,001906,510542,984755,546
− Capital spending124,676120,922133,631148,838119,549
= Free cash flow1,057,129808,079772,879394,146635,997
− Stock pay60,01360,29559,73949,77037,755
= Real free cash flow997,116747,784713,140344,376598,242
Real free cash flow, % of revenue23.2%19.2%19.5%10.2%18.6%

What this means. The company’s own free cash flow is the same as ours; our lower real free cash flow subtracts stock pay because shares given to employees reduce each existing owner’s share of the company.

What does an investor pay for IDEX​X today?

Book value is a weaker guide. IDEXX generally expenses research as it occurs, so valuable diagnostic knowledge does not accumulate on the balance sheet at its commercial worth. Free cash flow is more useful, but it must reflect enough investment in laboratories, equipment and new products. The rows below show the price, market value, enterprise value, valuation multiples, cash-flow yield and dividend yield today.

What an investor pays todayUS$ thousands, except share price in US$ per share
Today (Oct 19, 2026)
Share price560.36
Market value (calculated)44,145,786.16
Enterprise value (calculated)44,917,717.16
P/E, last 12 months (calculated)39.4x
P/E, next 12 months (calculated)33.3x
Free cash flow yield (calculated)2.4%
From the full memo · 1. The business

IDEXX Laboratories is a veterinary diagnostics company: it sells the tests, laboratory services, instruments and software that help clinics understand sick animals and choose treatment. Its dollar begins with a clinic’s purchase and ends, after manufacturing, laboratories, sales, research and administration, as profit or cash still tied up in the business.

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