AIRJ vs CLWT vs ECL Stock Comparison

AirJoule Technologies, Euro Tech Holdings and Ecolab Prices as of Oct 26, 2026 Peers: Industry group
ECL Ecolab Inc.
$288.96 +3.3% 1M +4.2% 1Y
Market cap
$82.36B
P/E
38.9x
Revenue (TTM)
$16.84B
Div. yield
0.01%
Water Treatment Industrials
6 wins

Head to Head

6 decided of 12

Ecolab leads on 6 of the 12 questions below (Ecolab 6). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionAIRJCLWTECLLeader
Larger companyMarket capitalisation $203.97M $9.92M $82.36B ECL
Cheaper on earningsLower P/E, profitable companies only -2.4x 59.6x 38.9x ECL
Cheaper on forward earningsLower price / next fiscal year consensus EPS — — 36.6x –
Faster revenue growthRevenue growth, trailing twelve months — — +7.1% –
More profitableNet margin, trailing twelve months — — 12.6% –
Better return on capitalReturn on invested capital — — 11.0% –
Less leveragedLower net debt / EBITDA — — 2.1x –
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.01% –
Better 1-year returnPrice return, last 12 months -47.3% +3.1% +4.2% ECL
Better 5-year returnAnnualised price return, 5 years — -17.5%/yr +5.5%/yr ECL
Less volatileAnnualised volatility, 1 year 85.1% 89.2% 21.9% ECL
Higher overall scoreMean of the five percentile scores vs peers 40/100 — 66/100 ECL

Percentile Scorecard

AIRJCLWTECL

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

AxisAIRJCLWTECL
Valuation 45 #12 of 21 90 #3 of 21 50 #11 of 21
Growth 6 #18 of 19 – 83 #4 of 19
Profitability 44 #10 of 17 – 88 #3 of 17
Financial Health 95 #2 of 22 67 #8 of 22 48 #12 of 22
Shareholder Returns 10 #10 of 11 – 60 #5 of 11
Overall 40 – 66
  • AIRJ ranked among 22 companies in Environmental Equipment
  • CLWT ranked among 22 companies in Environmental Equipment
  • ECL ranked among 22 companies in Environmental Equipment

Price Performance

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

Returns

PeriodAIRJCLWTECLSPY
1 month -31.1%-4.4%+3.3% -0.8%
3 months -34.9%-16.6%+6.3% +3.5%
6 months -11.6%+3.1%+7.9% +7.0%
Year to date -28.4%+9.2%+10.1% +12.2%
1 year -47.3%+3.1%+4.2% +13.0%
3 years -73.6%-7.7%+83.5% +86.3%
3 years, per year -35.9%-2.7%+22.5% +23.1%
5 years —-61.7%+30.7% +68.6%
5 years, per year —-17.5%+5.5% +11.0%
10 years —-51.3%+150.5% +258.0%
10 years, per year —-6.9%+9.6% +13.6%

Risk

MeasureAIRJCLWTECLSPY
Volatility, 1Y 85.1%89.2%21.9% 12.7%
Downside volatility, 1Y 75.0%76.6%22.0% 12.7%
Beta vs S&P 500, 1Y 2.57-0.120.48 1.00
Return / volatility, 1Y -0.560.040.19 1.02
Max drawdown, 5Y -91.4%-72.8%-44.3% -25.4%
From 52-week high -55.9%-39.1%-6.3% -1.8%
52-week high $6.40$2.15$308.35 $779.14
52-week low $2.51$1.03$245.73 $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.

MultipleAIRJCLWTECL
P/E now vs peer median -2.3xmedian 25.6x 59.6xmedian 25.6x 38.3xmedian 25.6x
P/S now vs peer median —median 2.5x 0.7xmedian 2.5x 4.8xmedian 2.5x
EV/EBITDA now vs peer median -11.9xmedian 19.1x —median 19.1x 22.9xmedian 19.1x
P/FCF now vs peer median -28.5xmedian 25.2x -6.9xmedian 25.2x 43.2xmedian 25.2x
P/B now vs peer median 0.8xmedian 2.0x 0.6xmedian 2.0x 8.0xmedian 2.0x
PEG now vs peer median 0.01median 1.54 —median 1.54 1.72median 1.54

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 monthsAIRJCLWTECL
Revenue – – $16.84B
Gross profit – – $7.43B
Operating income -$13.96M – $2.85B
Net income -$84.79M – $2.13B
Free cash flow -$7.26M – $1.87B
R&D $607.33K – –
EPS (diluted) $-1.22 – $7.50
Cash & equivalents $41.42M $4.28M $5.14B
Total debt – – $13.18B
Shares (diluted) 69.74M 7.60M 282.20M
Enterprise value $83.60M -$9.18M $74.11B

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
MetricAIRJCLWTECL
P/E -2.3x 59.6x 38.3x
P/FCF -28.5x -6.9x 43.2x
P/Operating cash flow -28.6x – 26.5x
P/S – 0.7x 4.8x
P/B 0.8x 0.6x 8.0x
P/Tangible book -0.8x 0.6x 12.2x
EV/EBITDA -11.9x – 22.9x
EV/EBIT -11.9x – 31.2x
EV/Revenue – – 5.3x
EV/FCF -22.8x – 47.5x
EV/Operating cash flow -22.9x – 29.1x
PEG (3Y EPS CAGR) 0.01 – 1.72

Growth

14 metrics
MetricAIRJCLWTECL
Revenue growth (1Y) – – 7.1%
Revenue CAGR (3Y) – – 4.5%
Gross profit growth (1Y) – – 7.5%
Gross profit CAGR (3Y) – – 9.4%
Operating income growth (1Y) -11.3% – -1.4%
Operating income CAGR (3Y) -46.4% – 18.4%
Net income growth (1Y) -322.5% – -1.0%
Net income CAGR (3Y) -288.6% – 21.3%
EPS growth (1Y) -292.0% – 0.2%
EPS CAGR (3Y) -176.6% – 22.3%
Operating cash flow growth (1Y) 18.3% – 16.5%
Operating cash flow CAGR (3Y) -47.2% – 13.9%
Free cash flow growth (1Y) 18.2% – 19.1%
Free cash flow CAGR (3Y) -47.4% – 12.2%

Profitability

14 metrics
MetricAIRJCLWTECL
Gross margin – – 44.1%
EBITDA margin – – 23.1%
Operating margin – – 16.9%
Pretax margin – – 15.6%
Net margin – – 12.6%
FCF margin – – 11.1%
Operating cash flow margin – – 18.1%
Return on equity -34.6% – 21.2%
Return on assets -28.1% – 7.8%
Return on invested capital – – 11.0%
Return on capital employed -4.7% – 13.3%
Asset turnover – – 0.6x
Cash conversion (OCF / net income) 0.1x – 1.4x
Stock comp / revenue – – 0.8%

Financial Health

11 metrics
MetricAIRJCLWTECL
Debt / assets – – 44.0%
Debt / equity – – 1.3x
Net debt / EBITDA – – 2.1x
Debt / FCF – – 7.0x
Liabilities / assets 19.0% 22.3% 66.3%
Equity / assets 81.0% 77.7% 33.7%
Interest coverage – – 17.6x
Current ratio 19.7x 2.0x 1.8x
Quick ratio 18.9x 1.4x 1.5x
Cash ratio 18.9x 0.9x 0.9x
Altman Z-score – – 4.15

Shareholder Returns

7 metrics
MetricAIRJCLWTECL
Dividend yield – – 1.0%
Net buyback yield -17.6% – 1.3%
Shareholder yield -17.6% 0.0% 2.3%
Payout ratio (earnings) – – 37.4%
Payout ratio (FCF) – – 42.6%
Dividend growth (1Y) – – 13.4%
Dividend CAGR (3Y) – – 9.3%

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.

ConsensusAIRJCLWTECL
Forward P/E – – 36.6xFY2026
EPS, next fiscal year $-1.05FY2026 – $7.90FY2026
EPS growth, next FY – – +4.9%FY2026
EPS growth, the year after – – +23.2%
Revenue, next fiscal year $168.27KFY2026 – $17.26BFY2026
Revenue growth, next FY +205.9%FY2026 – +7.3%FY2026
Revenue growth, the year after +3,073.8% – +5.4%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersAIRJCLWTECL
Held by institutions 24.6% – 80.0%
Institutions holding 119 – 1,710
Change in shares held, QoQ +8.4% – +1.4%
Institutions buying 84 – 762
Institutions selling 19 – 679
Buyers to sellers 4.42 – 1.12

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.

AIRJCLWTECL
AIRJ 1.00 0.15 0.11
CLWT 0.15 1.00 -0.08
ECL 0.11 -0.08 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, AIRJ, CLWT and ECL?

Ecolab (ECL) is the largest by market capitalisation: AirJoule Technologies (AIRJ) $203.97M, Euro Tech Holdings (CLWT) $9.92M, Ecolab (ECL) $82.36B.

Which stock is cheaper, AIRJ, CLWT and ECL?

Ecolab (ECL) trades on the lowest price-to-earnings ratio (AirJoule Technologies (AIRJ) -2.4x, Euro Tech Holdings (CLWT) 59.6x, Ecolab (ECL) 38.9x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which stock has performed better?

Over the past year Ecolab (ECL) returned the most: AirJoule Technologies (AIRJ) -47.3%, Euro Tech Holdings (CLWT) +3.1%, Ecolab (ECL) +4.2%. Over five years, Ecolab (ECL) compounded fastest (Euro Tech Holdings (CLWT) -17.5%/yr, Ecolab (ECL) +5.5%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: AirJoule Technologies (AIRJ) 0.00%, Euro Tech Holdings (CLWT) 0.00%, Ecolab (ECL) 0.01%. AirJoule Technologies (AIRJ) and Euro Tech Holdings (CLWT) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Ecolab (ECL) has been the steadiest (AirJoule Technologies (AIRJ) 85.1%, Euro Tech Holdings (CLWT) 89.2%, Ecolab (ECL) 21.9%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, AIRJ, CLWT and ECL?

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 6. 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.