ECL vs ERII vs IDXX Stock Comparison

Ecolab, Energy Recovery and Idexx Laboratories Prices as of Nov 3, 2026 Peers: Industry group
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ECL Ecolab Inc.
$304.69 +11.3% 1M +18.3% 1Y
Market cap
$88.19B
P/E
42.3x
Revenue (TTM)
$17.37B
Div. yield
0.01%
Water Treatment Industrials
5 wins
ERII Energy Recovery, Inc.
$7.17 +5.9% 1M -57.3% 1Y
Market cap
$368.22M
P/E
24.0x
Revenue (TTM)
$120.57M
Div. yield
–
Water Treatment Industrials
2 wins

Head to Head

11 decided of 12

Ecolab leads on 5 of the 12 questions below (Ecolab 5, Idexx Laboratories 4, Energy Recovery 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionECLERIIIDXXLeader
Larger companyMarket capitalisation $88.19B $368.22M $55.62B ECL
Cheaper on earningsLower P/E, profitable companies only 42.3x 24.0x 47.0x ERII
Cheaper on forward earningsLower price / next fiscal year consensus EPS 38.6x — 43.0x ECL
Faster revenue growthRevenue growth, trailing twelve months +9.3% -15.0% +11.9% IDXX
More profitableNet margin, trailing twelve months 12.0% 12.7% 25.4% IDXX
Better return on capitalReturn on invested capital 10.0% — 45.4% IDXX
Less leveragedLower net debt / EBITDA 3.1x — 0.4x IDXX
Higher dividend yieldTrailing dividend yield 0.01% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months +18.3% -57.3% -7.0% ECL
Better 5-year returnAnnualised price return, 5 years +6.0%/yr -20.1%/yr +1.0%/yr ECL
Less volatileAnnualised volatility, 1 year 21.3% 63.9% 35.4% ECL
Higher overall scoreMean of the five percentile scores vs peers 61/100 88/100 77/100 ERII

Percentile Scorecard

ECLERIIIDXX

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisECLERIIIDXX
Valuation 53 #10 of 20 95 #2 of 20 75 #157 of 634
Growth 82 #4 of 18 65 #7 of 18 72 #169 of 607
Profitability 88 #3 of 17 81 #4 of 17 97 #17 of 557
Financial Health 20 #17 of 21 100 #1 of 21 48 #342 of 654
Shareholder Returns 64 #5 of 12 100 #1 of 12 94 #27 of 401
Overall 61 88 77
  • ECL ranked among 21 companies in Environmental Equipment
  • ERII ranked among 21 companies in Environmental Equipment
  • IDXX ranked among 671 companies in Pharmaceuticals and Biotechnology

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodECLERIIIDXXSPY
1 month +11.3%+5.9%+29.6% -2.0%
3 months +7.6%-21.4%+14.3% -2.2%
6 months +18.3%-36.6%+19.4% +4.2%
Year to date +16.1%-46.8%-0.7% +10.6%
1 year +18.3%-57.3%-7.0% +10.4%
3 years +74.3%-60.3%+56.5% +73.6%
3 years, per year +20.4%-26.5%+16.1% +20.2%
5 years +33.6%-67.4%+5.0% +61.6%
5 years, per year +6.0%-20.1%+1.0% +10.1%
10 years +174.1%-21.2%+539.6% +261.3%
10 years, per year +10.6%-2.4%+20.4% +13.7%

Risk

MeasureECLERIIIDXXSPY
Volatility, 1Y 21.3%63.9%35.4% 12.8%
Downside volatility, 1Y 20.6%83.0%31.8% 12.8%
Beta vs S&P 500, 1Y 0.451.690.75 1.00
Return / volatility, 1Y 0.86-0.90-0.20 0.81
Max drawdown, 5Y -44.3%-78.3%-50.9% -25.4%
From 52-week high -1.2%-58.5%-12.3% -3.2%
52-week high $308.47$17.26$766.68 $779.14
52-week low $245.73$6.64$504.70 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleECLERIIIDXX
P/E now vs peer median 41.0xmedian 28.3x 24.1xmedian 28.3x 44.8xmedian 18.4x
P/S now vs peer median 4.9xmedian 2.5x 3.0xmedian 2.5x 11.4xmedian 9.0x
EV/EBITDA now vs peer median 24.6xmedian 21.1x 15.2xmedian 21.1x 32.2xmedian 16.0x
P/FCF now vs peer median 47.6xmedian 24.9x 9.5xmedian 24.9x 40.6xmedian 21.8x
P/B now vs peer median 8.2xmedian 2.1x 2.1xmedian 2.1x 28.3xmedian 2.1x
PEG now vs peer median 2.07median 1.75 1.44median 1.75 2.96median 0.37

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsECLERIIIDXX
Revenue $17.37B $120.57M $4.66B
Gross profit $7.63B $77.18M $2.92B
Operating income $2.90B $14.23M $1.51B
Net income $2.10B $15.34M $1.18B
Free cash flow $1.80B $38.60M $1.30B
R&D – $12.22M $266.87M
EPS (diluted) $7.38 $0.30 $14.96
Cash & equivalents $722.30M $61.44M $197.54M
Total debt $13.19B – $848.88M
Shares (diluted) 282.10M 51.46M 79.05M
Enterprise value $81.16B $43.38M $54.85B

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricECLERIIIDXX
P/E 41.0x 24.1x 44.8x
P/FCF 47.6x 9.5x 40.6x
P/Operating cash flow 28.2x 8.9x 37.3x
P/S 4.9x 3.0x 11.4x
P/B 8.2x 2.1x 28.3x
P/Tangible book 16.0x 2.1x 30.2x
EV/EBITDA 24.6x 15.2x 32.2x
EV/EBIT 33.7x 19.2x 35.6x
EV/Revenue 5.6x 2.3x 11.5x
EV/FCF 54.6x 7.1x 41.1x
EV/Operating cash flow 32.3x 6.6x 37.8x
PEG (3Y EPS CAGR) 2.07 1.44 2.96

Growth

14 metrics
MetricECLERIIIDXX
Revenue growth (1Y) 9.3% -15.0% 11.9%
Revenue CAGR (3Y) 4.9% 4.1% 9.1%
Gross profit growth (1Y) 8.4% -18.5% 13.7%
Gross profit CAGR (3Y) 8.8% 2.0% 10.8%
Operating income growth (1Y) 11.3% -34.1% 15.3%
Operating income CAGR (3Y) 17.2% 17.3% 11.8%
Net income growth (1Y) 4.7% -36.4% 15.1%
Net income CAGR (3Y) 18.8% 13.3% 12.8%
EPS growth (1Y) 6.2% -32.7% 17.4%
EPS CAGR (3Y) 19.8% 16.8% 15.1%
Operating cash flow growth (1Y) 15.2% 98.7% 30.4%
Operating cash flow CAGR (3Y) 7.8% 62.2% 19.6%
Free cash flow growth (1Y) 15.6% 91.3% 35.3%
Free cash flow CAGR (3Y) 1.8% 76.4% 24.2%

Profitability

14 metrics
MetricECLERIIIDXX
Gross margin 43.9% 64.0% 62.7%
EBITDA margin 22.9% 15.0% 35.7%
Operating margin 16.7% 11.8% 32.3%
Pretax margin 15.0% 14.6% 31.7%
Net margin 12.0% 12.7% 25.4%
FCF margin 10.3% 32.0% 28.0%
Operating cash flow margin 17.4% 34.2% 30.4%
Return on equity 20.4% 8.6% 67.9%
Return on assets 6.9% 7.5% 33.1%
Return on invested capital 10.0% – 45.4%
Return on capital employed 12.0% 7.7% 65.2%
Asset turnover 0.6x 0.6x 1.3x
Cash conversion (OCF / net income) 1.4x 2.7x 1.2x
Stock comp / revenue 0.8% 5.9% 1.4%

Financial Health

11 metrics
MetricECLERIIIDXX
Debt / assets 42.4% – 22.9%
Debt / equity 1.3x – 0.5x
Net debt / EBITDA 3.1x – 0.4x
Debt / FCF 7.3x – 0.7x
Liabilities / assets 66.4% 12.8% 49.6%
Equity / assets 33.6% 87.2% 50.4%
Interest coverage 8.0x – 43.5x
Current ratio 1.1x 8.1x 1.2x
Quick ratio 0.7x 5.8x 0.7x
Cash ratio 0.1x 5.0x 0.2x
Altman Z-score 4.00 11.16 22.73

Shareholder Returns

7 metrics
MetricECLERIIIDXX
Dividend yield 1.0% – –
Net buyback yield 1.1% 9.3% 1.8%
Shareholder yield 2.0% 9.3% 1.8%
Payout ratio (earnings) 39.0% – –
Payout ratio (FCF) 45.6% – –
Dividend growth (1Y) 12.7% – –
Dividend CAGR (3Y) 9.7% – –

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusECLERIIIDXX
Forward P/E 38.6xFY2026 – 43.0xFY2026
EPS, next fiscal year $7.90FY2026 $-0.20FY2026 $15.63FY2026
EPS growth, next FY +4.9%FY2026 -147.6%FY2026 +19.5%FY2026
EPS growth, the year after +23.2% – +12.9%
Revenue, next fiscal year $17.26BFY2026 $69.90MFY2026 $5.00BFY2026
Revenue growth, next FY +7.3%FY2026 -48.2%FY2026 +16.3%FY2026
Revenue growth, the year after +5.4% +45.2% +0.6%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersECLERIIIDXX
Held by institutions 80.0% 85.0% 93.6%
Institutions holding 1,714 197 1,291
Change in shares held, QoQ +1.4% -1.1% +4.1%
Institutions buying 764 120 589
Institutions selling 679 45 496
Buyers to sellers 1.13 2.67 1.19

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

ECLERIIIDXX
ECL 1.00 0.24 0.45
ERII 0.24 1.00 0.14
IDXX 0.45 0.14 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, ECL, ERII and IDXX?

Ecolab (ECL) is the largest by market capitalisation: Ecolab (ECL) $88.19B, Energy Recovery (ERII) $368.22M, Idexx Laboratories (IDXX) $55.62B.

Which stock is cheaper, ECL, ERII and IDXX?

Energy Recovery (ERII) trades on the lowest price-to-earnings ratio (Ecolab (ECL) 42.3x, Energy Recovery (ERII) 24.0x, Idexx Laboratories (IDXX) 47.0x). On next year's consensus earnings, Ecolab (ECL) is cheapest (Ecolab (ECL) 38.6x, Idexx Laboratories (IDXX) 43.0x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Idexx Laboratories (IDXX) grew revenue fastest over the trailing twelve months: Ecolab (ECL) +9.3%, Energy Recovery (ERII) -15.0%, Idexx Laboratories (IDXX) +11.9%.

Which company is more profitable?

Idexx Laboratories (IDXX) has the highest net margin (Ecolab (ECL) 12.0%, Energy Recovery (ERII) 12.7%, Idexx Laboratories (IDXX) 25.4%). On return on invested capital, Idexx Laboratories (IDXX) leads (Ecolab (ECL) 10.0%, Idexx Laboratories (IDXX) 45.4%).

Which stock has performed better?

Over the past year Ecolab (ECL) returned the most: Ecolab (ECL) +18.3%, Energy Recovery (ERII) -57.3%, Idexx Laboratories (IDXX) -7.0%. Over five years, Ecolab (ECL) compounded fastest (Ecolab (ECL) +6.0%/yr, Energy Recovery (ERII) -20.1%/yr, Idexx Laboratories (IDXX) +1.0%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Ecolab (ECL) 0.01%, Energy Recovery (ERII) 0.00%, Idexx Laboratories (IDXX) 0.00%. Energy Recovery (ERII) and Idexx Laboratories (IDXX) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Ecolab (ECL) has been the steadiest (Ecolab (ECL) 21.3%, Energy Recovery (ERII) 63.9%, Idexx Laboratories (IDXX) 35.4%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, ECL, ERII and IDXX?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Ecolab (ECL) leads on 5. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.