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Idexx Laboratories vs Lantheus: revenue, profit, margins and growth compared

Idexx Laboratories brought in $4.3B of revenue in fiscal 2025, Lantheus $1.5B in fiscal 2025. Revenue changed by +10.4% at Idexx Laboratories and +0.5% at Lantheus on the year before, so Idexx Laboratories grew faster. Idexx Laboratories kept 24.6% of its revenue as net profit, Lantheus 15.2%. Free cash flow was $1.1B at Idexx Laboratories and $354.1M at Lantheus.

Side by side, latest fiscal year

IDXXLNTH
Fiscal year endedFY2025 (December 31, 2025)FY2025 (December 31, 2025)
Revenue$4.3B$1.5B
Revenue growth+10.4%+0.5%
Net income$1.1B$233.6M
Net margin24.6%15.2%
Free cash flow$1.1B$354.1M
Free cash flow margin24.6%23.0%
Earnings per share (diluted)$13.08$3.41
Cash$180.1M$359.1M
Debt$450M$738K
Price to earnings39.729.3
Market value$40.9B$6.5B
Dividend yieldn/an/a
Rank by revenue in sector#67 of 523 · Health care#118 of 523 · Health care

Over the years

Revenue
IDXX FY2018: $2.2BIDXX FY2019: $2.4BIDXX FY2020: $2.7BIDXX FY2021: $3.2BIDXX FY2022: $3.4BIDXX FY2023: $3.7BIDXX FY2024: $3.9BIDXX FY2025: $4.3BLNTH FY2018: $343.4MLNTH FY2019: $347.3MLNTH FY2020: $339.4MLNTH FY2021: $425.2MLNTH FY2022: $935.1MLNTH FY2023: $1.3BLNTH FY2024: $1.5BLNTH FY2025: $1.5BFY18FY19FY20FY21FY22FY23FY24FY25
IDXX $4.3BLNTH $1.5B
Net income
IDXX FY2018: $377MIDXX FY2019: $427.7MIDXX FY2020: $581.8MIDXX FY2021: $744.8MIDXX FY2022: $679.1MIDXX FY2023: $845MIDXX FY2024: $887.9MIDXX FY2025: $1.1BLNTH FY2018: $40.5MLNTH FY2019: $31.7MLNTH FY2020: -$13.5MLNTH FY2021: -$71.3MLNTH FY2022: $28.1MLNTH FY2023: $326.7MLNTH FY2024: $312.4MLNTH FY2025: $233.6MFY18FY19FY20FY21FY22FY23FY24FY25
IDXX $1.1BLNTH $233.6M
Net margin
IDXX FY2018: 17.0%IDXX FY2019: 17.8%IDXX FY2020: 21.5%IDXX FY2021: 23.2%IDXX FY2022: 20.2%IDXX FY2023: 23.1%IDXX FY2024: 22.8%IDXX FY2025: 24.6%LNTH FY2018: 11.8%LNTH FY2019: 9.1%LNTH FY2020: -4.0%LNTH FY2021: -16.8%LNTH FY2022: 3.0%LNTH FY2023: 25.2%LNTH FY2024: 20.4%LNTH FY2025: 15.2%FY18FY19FY20FY21FY22FY23FY24FY25
IDXX 24.6%LNTH 15.2%
Revenue growth
IDXX FY2019: +8.8%IDXX FY2020: +12.5%IDXX FY2021: +18.8%IDXX FY2022: +4.7%IDXX FY2023: +8.7%IDXX FY2024: +6.5%IDXX FY2025: +10.4%LNTH FY2019: +1.2%LNTH FY2020: -2.3%LNTH FY2021: +25.3%LNTH FY2022: +119.9%LNTH FY2023: +38.6%LNTH FY2024: +18.3%LNTH FY2025: +0.5%FY19FY20FY21FY22FY23FY24FY25
IDXX +10.4%LNTH +0.5%
Free cash flow
IDXX FY2018: $284.3MIDXX FY2019: $304.2MIDXX FY2020: $541.1MIDXX FY2021: $636MIDXX FY2022: $394.1MIDXX FY2023: $772.9MIDXX FY2024: $808.1MIDXX FY2025: $1.1BLNTH FY2018: $41.1MLNTH FY2019: $58.3MLNTH FY2020: $16.4MLNTH FY2021: $53.9MLNTH FY2022: $21.8MLNTH FY2023: $259.9MLNTH FY2024: $493.1MLNTH FY2025: $354.1MFY18FY19FY20FY21FY22FY23FY24FY25
IDXX $1.1BLNTH $354.1M

Fiscal years as each company reports them; the two may end in different months.

Questions about Idexx Laboratories and Lantheus

Which is bigger by revenue, Idexx Laboratories or Lantheus?

Idexx Laboratories is bigger by revenue: $4.3B in fiscal 2025, against $1.5B for Lantheus in fiscal 2025.

Which keeps more of its revenue as profit, Idexx Laboratories or Lantheus?

Idexx Laboratories had a net margin of 24.6% in fiscal 2025; Lantheus had 15.2% in fiscal 2025.

Which grew revenue faster, Idexx Laboratories or Lantheus?

In their latest fiscal years revenue changed by +10.4% at Idexx Laboratories and +0.5% at Lantheus.

Where do these numbers come from?

From the annual reports each company files with the SEC (10-K, or 20-F and 40-F for foreign companies), read from their XBRL data. Margins and growth are simple arithmetic on those figures. Nothing here is a recommendation.

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