ECL vs NSSC vs SNTL Stock Comparison

Ecolab, Napco Security Technologies and Sentinel Holdings Prices as of Oct 28, 2026 Peers: Industry group
ECL Ecolab Inc.
$292.52 +4.3% 1M +9.0% 1Y
Market cap
$84.78B
P/E
40.7x
Revenue (TTM)
$17.37B
Div. yield
–
Water Treatment Industrials
3 wins
SNTL Sentinel Holdings Ltd.
$1.66 -4.0% 1M -69.5% 1Y
Market cap
$16.09M
P/E
1.1x
Revenue (TTM)
$4.58M
Div. yield
–
Security Services Industrials
3 wins

Head to Head

9 decided of 12

Ecolab leads on 3 of the 12 questions below (Ecolab 3, Sentinel Holdings 3, Napco Security Technologies 3). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionECLNSSCSNTLLeader
Larger companyMarket capitalisation $84.78B $1.43B $16.09M ECL
Cheaper on earningsLower P/E, profitable companies only 40.7x 33.3x 1.1x SNTL
Cheaper on forward earningsLower price / next fiscal year consensus EPS 37.0x 24.6x — NSSC
Faster revenue growthRevenue growth, trailing twelve months +9.3% +11.4% +250.7% SNTL
More profitableNet margin, trailing twelve months — 21.3% 311.9% SNTL
Better return on capitalReturn on invested capital — — — –
Less leveragedLower net debt / EBITDA — — -0.1x –
Higher dividend yieldTrailing dividend yield 0.00% 0.00% — –
Better 1-year returnPrice return, last 12 months +9.0% -9.9% -69.5% ECL
Better 5-year returnAnnualised price return, 5 years +5.7%/yr +10.6%/yr -3.7%/yr NSSC
Less volatileAnnualised volatility, 1 year 21.5% 40.9% 138.1% ECL
Higher overall scoreMean of the five percentile scores vs peers 52/100 65/100 46/100 NSSC

Percentile Scorecard

ECLNSSCSNTL

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

AxisECLNSSCSNTL
Valuation 30 #15 of 21 32 #77 of 113 75 #29 of 113
Growth 83 #4 of 19 79 #21 of 96 97 #4 of 96
Profitability 75 #5 of 17 100 #1 of 92 45 #51 of 92
Financial Health 19 #18 of 22 96 #6 of 125 11 #112 of 125
Shareholder Returns – 17 #56 of 67 2 #66 of 67
Overall 52 65 46
  • ECL ranked among 22 companies in Environmental Equipment
  • NSSC ranked among 130 companies in Business Services
  • SNTL ranked among 130 companies in Business Services

Price Performance

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

Returns

PeriodECLNSSCSNTLSPY
1 month +4.3%+13.1%-4.0% +0.9%
3 months +3.0%+9.0%-58.7% +5.9%
6 months +14.0%-12.2%-69.5% +8.5%
Year to date +11.4%-4.9%-73.1% +13.3%
1 year +9.0%-9.9%-69.5% +12.4%
3 years +85.8%+106.9%-72.3% +88.1%
3 years, per year +23.0%+27.4%-34.9% +23.5%
5 years +31.6%+65.4%-17.0% +68.2%
5 years, per year +5.7%+10.6%-3.7% +11.0%
10 years +154.1%+1,033.1%+1,283.3% +263.4%
10 years, per year +9.8%+27.5%+30.0% +13.8%

Risk

MeasureECLNSSCSNTLSPY
Volatility, 1Y 21.5%40.9%138.1% 12.7%
Downside volatility, 1Y 21.2%43.4%166.0% 12.7%
Beta vs S&P 500, 1Y 0.481.22-0.53 1.00
Return / volatility, 1Y 0.42-0.24-0.50 0.98
Max drawdown, 5Y -44.3%-65.8%-80.5% -25.4%
From 52-week high -5.1%-16.0%-73.9% -0.9%
52-week high $308.35$47.23$6.35 $779.14
52-week low $245.73$34.96$1.27 $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.

MultipleECLNSSCSNTL
P/E now vs peer median 39.4xmedian 25.5x 32.9xmedian 21.5x 1.1xmedian 21.5x
P/S now vs peer median 4.7xmedian 2.4x 7.0xmedian 0.9x 3.5xmedian 0.9x
EV/EBITDA now vs peer median —median 19.0x 26.8xmedian 11.9x -3.9xmedian 11.9x
P/FCF now vs peer median 41.5xmedian 23.0x 24.0xmedian 13.9x 7.4xmedian 13.9x
P/B now vs peer median 7.8xmedian 2.0x 7.4xmedian 2.3x -4.5xmedian 2.3x
PEG now vs peer median 1.99median 1.69 1.85median 0.92 0.01median 0.92

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 monthsECLNSSCSNTL
Revenue $17.37B $202.32M $4.58M
Gross profit – $119.79M $340.92K
Operating income $2.90B $45.64M -$4.61M
Net income – $43.03M -$881.22K
Free cash flow – $59.23M $2.17M
R&D – $13.79M –
EPS (diluted) $7.38 $1.20 $1.47
Cash & equivalents $722.30M $126.93M $146.09K
Total debt – – $3.26M
Shares (diluted) 282.20M 35.89M 9.69M
Enterprise value $84.78B $947.87M $14.75M

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
MetricECLNSSCSNTL
P/E 39.4x 32.9x 1.1x
P/FCF 41.5x 24.0x 7.4x
P/Operating cash flow – 23.2x 6.9x
P/S 4.7x 7.0x 3.5x
P/B 7.8x 7.4x -4.5x
P/Tangible book 15.3x 7.5x -3.6x
EV/EBITDA – 26.8x -3.9x
EV/EBIT – 28.1x -3.6x
EV/Revenue 4.7x 6.3x 3.6x
EV/FCF – 21.6x 7.6x
EV/Operating cash flow – 21.0x 7.1x
PEG (3Y EPS CAGR) 1.99 1.85 0.01

Growth

14 metrics
MetricECLNSSCSNTL
Revenue growth (1Y) 9.3% 11.4% 250.7%
Revenue CAGR (3Y) 4.9% 6.0% -19.0%
Gross profit growth (1Y) – 18.6% 156.9%
Gross profit CAGR (3Y) – 17.8% -38.0%
Operating income growth (1Y) 11.3% -1.3% 43.4%
Operating income CAGR (3Y) 17.2% 14.6% 2.3%
Net income growth (1Y) – -0.9% 90.2%
Net income CAGR (3Y) – 16.6% 22.2%
EPS growth (1Y) 6.1% 0.8% 322.4%
EPS CAGR (3Y) 19.8% 17.8% 104.3%
Operating cash flow growth (1Y) – 14.2% 328.9%
Operating cash flow CAGR (3Y) – 35.3% 245.0%
Free cash flow growth (1Y) – 15.2% 312.6%
Free cash flow CAGR (3Y) – 39.7% 237.5%

Profitability

14 metrics
MetricECLNSSCSNTL
Gross margin – 59.2% 7.4%
EBITDA margin – 23.6% -91.9%
Operating margin – 22.6% -100.8%
Pretax margin – 24.6% -18.1%
Net margin – 21.3% 311.9%
FCF margin – 29.3% 47.4%
Operating cash flow margin – 30.2% 50.6%
Return on equity 20.4% 23.3% –
Return on assets 6.9% 18.7% -40.8%
Return on invested capital – – –
Return on capital employed – 24.3% –
Asset turnover 0.6x 0.9x 2.1x
Cash conversion (OCF / net income) – 1.4x -2.6x
Stock comp / revenue – 0.5% –

Financial Health

11 metrics
MetricECLNSSCSNTL
Debt / assets – – 27.8%
Debt / equity – – -0.2x
Net debt / EBITDA – – -0.1x
Debt / FCF – – 0.3x
Liabilities / assets 66.4% 20.0% 279.9%
Equity / assets 33.6% 80.0% -179.9%
Interest coverage – – -9.2x
Current ratio 1.1x 4.9x 0.2x
Quick ratio – 4.1x 0.2x
Cash ratio – 3.2x 0.0x
Altman Z-score – 21.47 -23.73

Shareholder Returns

7 metrics
MetricECLNSSCSNTL
Dividend yield 1.0% 1.5% –
Net buyback yield – 0.0% -12.7%
Shareholder yield 1.0% 1.5% -12.7%
Payout ratio (earnings) – – –
Payout ratio (FCF) – – –
Dividend growth (1Y) – – –
Dividend CAGR (3Y) – – –

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.

ConsensusECLNSSCSNTL
Forward P/E 37.0xFY2026 24.6xFY2027 –
EPS, next fiscal year $7.90FY2026 $1.61FY2027 –
EPS growth, next FY +4.9%FY2026 +0.6%FY2027 –
EPS growth, the year after +23.2% +19.3% –
Revenue, next fiscal year $17.26BFY2026 $208.17MFY2027 –
Revenue growth, next FY +7.3%FY2026 +2.9%FY2027 –
Revenue growth, the year after +5.4% +9.1% –

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersECLNSSCSNTL
Held by institutions 80.0% 100.0% –
Institutions holding 1,711 259 –
Change in shares held, QoQ +1.4% +4.2% –
Institutions buying 763 136 –
Institutions selling 679 89 –
Buyers to sellers 1.12 1.53 –

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.

ECLNSSCSNTL
ECL 1.00 0.25 0.00
NSSC 0.25 1.00 0.03
SNTL 0.00 0.03 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, ECL, NSSC and SNTL?

Ecolab (ECL) is the largest by market capitalisation: Ecolab (ECL) $84.78B, Napco Security Technologies (NSSC) $1.43B, Sentinel Holdings (SNTL) $16.09M.

Which stock is cheaper, ECL, NSSC and SNTL?

Sentinel Holdings (SNTL) trades on the lowest price-to-earnings ratio (Ecolab (ECL) 40.7x, Napco Security Technologies (NSSC) 33.3x, Sentinel Holdings (SNTL) 1.1x). On next year's consensus earnings, Napco Security Technologies (NSSC) is cheapest (Ecolab (ECL) 37.0x, Napco Security Technologies (NSSC) 24.6x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Sentinel Holdings (SNTL) grew revenue fastest over the trailing twelve months: Ecolab (ECL) +9.3%, Napco Security Technologies (NSSC) +11.4%, Sentinel Holdings (SNTL) +250.7%.

Which company is more profitable?

Sentinel Holdings (SNTL) has the highest net margin (Napco Security Technologies (NSSC) 21.3%, Sentinel Holdings (SNTL) 311.9%).

Which stock has performed better?

Over the past year Ecolab (ECL) returned the most: Ecolab (ECL) +9.0%, Napco Security Technologies (NSSC) -9.9%, Sentinel Holdings (SNTL) -69.5%. Over five years, Napco Security Technologies (NSSC) compounded fastest (Ecolab (ECL) +5.7%/yr, Napco Security Technologies (NSSC) +10.6%/yr, Sentinel Holdings (SNTL) -3.7%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Ecolab (ECL) has been the steadiest (Ecolab (ECL) 21.5%, Napco Security Technologies (NSSC) 40.9%, Sentinel Holdings (SNTL) 138.1%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, ECL, NSSC and SNTL?

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 3. 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.