Waters (WAT) has just wrapped up its Q1 2026 earnings season backdrop with a recent run of quarterly results that saw Q4 2025 revenue at US$932.4 million and basic EPS of US$3.78, compared with US$872.7 million of revenue and basic EPS of US$3.90 in Q4 2024. Over the past few quarters, revenue has moved from US$740.3 million in Q3 2024 to US$799.9 million in Q3 2025 and US$932.4 million in Q4 2025. Basic EPS has shifted from US$2.72 to US$2.50 and then US$3.78, setting up a results season where investors are focused squarely on how net income trends are feeding through to margins.

See our full analysis for Waters.

With the recent figures on the table, the next step is to see how these reported margins and earnings trends line up with the most common narratives investors have been using to frame Waters' long term story.

Margins Easing From 21.6% To 20.3%

• Over the last 12 months, Waters' trailing net profit margin was 20.3%, compared with 21.6% a year earlier, while trailing net income sat at about US$642.6 million on US$3.2b of revenue.
• What stands out for the bearish narrative is that this softer margin picture sits alongside modest trailing earnings growth of 0.8% year over year and a 5 year earnings decline of 1.6% per year, which critics see as a sign that margin pressure and slower end markets may weigh on long term profit potential.
  • Bears highlight that if margin pressure persists, it could compound concerns about exposure to weaker academic and government demand and lower margin acquired businesses.
  • The combination of a lower margin, a slower 5 year earnings trend and integration risks around new assets is used by cautious investors to question how durable profit growth will be.

Skeptics who are focused on the margin slippage and integration risks can find a detailed breakdown of that cautious view in the 🐻 Waters Bear Case.

Revenue And EPS Trending Higher Recently

• Quarterly revenue moved from US$661.7 million in Q1 2025 to US$771.3 million in Q2, US$799.9 million in Q3 and US$932.4 million in Q4, while basic EPS over the same stretch went from US$2.04 to US$2.47, US$2.50 and then US$3.78.
• Supporters of the bullish narrative point out that this pattern of rising quarterly revenue and EPS, alongside a trailing 12 month net income of about US$642.6 million, fits the view that stronger product uptake and recurring revenue can underpin higher earnings even if margins ease from current levels.
  • Bullish investors link this to expectations that growing recurring revenue and new workflow solutions could help support earnings growth even when profit margins move from 20.3% toward the high teens in some scenarios.
  • The recent step up in quarterly earnings is used to argue that the business is benefiting from product launches and a larger installed base, which bullish investors think can support longer term earnings targets.

If you want to see how optimistic investors connect these recent trends to their long term story for the stock, check out the 🐂 Waters Bull Case.

Rich 52.4x P/E Versus Mixed Value Signals

• At a share price of US$342.75, Waters is on a P/E of 52.4x compared with peer and industry averages of 29.6x and 36.5x, while a DCF fair value of about US$465.19 and an analyst price target of roughly US$389.14 indicate that the stock has traded below both of those reference points, by about 26.3% in the case of the DCF figure.
• Consensus narrative views this mix as a tension point, because a premium P/E multiple sitting well above peers and the Global Life Sciences industry is paired with models and analyst targets that indicate room between the current price and those value markers.
  • Supporters of the consensus view note that forecasts of around 15.8% annual earnings growth and 7.7% annual revenue growth help explain why the market is willing to pay a higher multiple than peers.
  • Others focus on the recent shareholder dilution and the margin slip from 21.6% to 20.3% as reasons to be cautious about how long such a premium P/E can be sustained relative to the DCF fair value and analyst target reference points.

Next Steps

To see how these results tie into long-term growth, risks, and valuation, check out the full range of community narratives for Waters on Simply Wall St. Add the company to your watchlist or portfolio so you'll be alerted when the story evolves.

With all of these mixed signals in mind, it helps to look at the raw numbers yourself and decide how you feel about the balance of opportunity and risk, starting with the 2 key rewards and 1 important warning sign.

See What Else Is Out There

Waters carries a rich 52.4x P/E alongside easing net profit margins and modest long term earnings trends, which leaves some investors questioning value.

If that premium valuation with softer profit momentum makes you cautious, compare it with companies screened for stronger value signals using the 51 high quality undervalued stocks.

This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.