BLGO vs NWPX vs ECL Stock Comparison

Biolargo, NWPX Infrastructure and Ecolab Prices as of Oct 26, 2026 Peers: Industry group
BLGO Biolargo, Inc.
$0.07 -22.2% 1M -56.3% 1Y
Market cap
$22.15M
P/E
–
Revenue (TTM)
$4.08M
Div. yield
–
Water Treatment Industrials
1 win
ECL Ecolab Inc.
$288.96 +3.3% 1M +4.2% 1Y
Market cap
$82.10B
P/E
38.8x
Revenue (TTM)
$16.84B
Div. yield
0.01%
Water Treatment Industrials
3 wins

Head to Head

11 decided of 12

NWPX Infrastructure leads on 7 of the 12 questions below (NWPX Infrastructure 7, Ecolab 3, Biolargo 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionBLGONWPXECLLeader
Larger companyMarket capitalisation $22.15M $962.45M $82.10B ECL
Cheaper on earningsLower P/E, profitable companies only -1.5x 19.7x 38.8x NWPX
Cheaper on forward earningsLower price / next fiscal year consensus EPS — 18.7x 36.6x NWPX
Faster revenue growthRevenue growth, trailing twelve months -70.9% +15.1% +7.1% NWPX
More profitableNet margin, trailing twelve months -354.8% 8.5% 12.6% ECL
Better return on capitalReturn on invested capital — 12.1% 11.0% NWPX
Less leveragedLower net debt / EBITDA -0.2x -0.1x 2.1x BLGO
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.01% –
Better 1-year returnPrice return, last 12 months -56.3% +76.2% +4.2% NWPX
Better 5-year returnAnnualised price return, 5 years -16.3%/yr +32.9%/yr +5.5%/yr NWPX
Less volatileAnnualised volatility, 1 year 91.8% 39.9% 21.9% ECL
Higher overall scoreMean of the five percentile scores vs peers 11/100 81/100 66/100 NWPX

Percentile Scorecard

BLGONWPXECL

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

AxisBLGONWPXECL
Valuation 10 #19 of 21 100 #1 of 21 50 #11 of 21
Growth 0 #19 of 19 94 #2 of 19 83 #4 of 19
Profitability 6 #16 of 17 75 #5 of 17 88 #3 of 17
Financial Health 10 #20 of 22 86 #4 of 22 48 #12 of 22
Shareholder Returns 30 #8 of 11 50 #6 of 11 60 #5 of 11
Overall 11 81 66
  • BLGO ranked among 22 companies in Environmental Equipment
  • NWPX 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

PeriodBLGONWPXECLSPY
1 month -22.2%-5.8%+3.3% -0.8%
3 months -36.4%-24.5%+6.3% +3.5%
6 months -53.3%+15.1%+7.9% +7.0%
Year to date -61.1%+55.0%+10.1% +12.2%
1 year -56.3%+76.2%+4.2% +13.0%
3 years -56.3%+253.4%+83.5% +86.3%
3 years, per year -24.1%+52.4%+22.5% +23.1%
5 years -58.8%+314.3%+30.7% +68.6%
5 years, per year -16.3%+32.9%+5.5% +11.0%
10 years -89.9%+613.8%+150.5% +258.0%
10 years, per year -20.5%+21.7%+9.6% +13.6%

Risk

MeasureBLGONWPXECLSPY
Volatility, 1Y 91.8%39.9%21.9% 12.7%
Downside volatility, 1Y 135.9%34.6%22.0% 12.7%
Beta vs S&P 500, 1Y 0.231.290.48 1.00
Return / volatility, 1Y -0.611.910.19 1.02
Max drawdown, 5Y -82.5%-35.8%-44.3% -25.4%
From 52-week high -65.0%-35.4%-6.3% -1.8%
52-week high $0.20$149.94$308.35 $779.14
52-week low $0.07$53.85$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.

MultipleBLGONWPXECL
P/E now vs peer median -1.6xmedian 25.6x 19.1xmedian 25.6x 38.3xmedian 25.6x
P/S now vs peer median 5.6xmedian 2.5x 1.6xmedian 2.5x 4.8xmedian 2.5x
EV/EBITDA now vs peer median -1.4xmedian 19.1x 10.7xmedian 19.1x 22.9xmedian 19.1x
P/FCF now vs peer median -2.2xmedian 25.2x 11.7xmedian 25.2x 43.2xmedian 25.2x
P/B now vs peer median -8.4xmedian 2.0x 2.2xmedian 2.0x 8.0xmedian 2.0x
PEG now vs peer median —median 1.54 0.88median 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 monthsBLGONWPXECL
Revenue $4.08M $574.44M $16.84B
Gross profit $1.63M $119.93M $7.43B
Operating income -$18.12M $65.87M $2.85B
Net income -$18.79M $48.75M $2.13B
Free cash flow -$10.56M $79.65M $1.87B
R&D $3.27M – –
EPS (diluted) – $4.98 $7.50
Cash & equivalents $2.19M $19.32M $5.14B
Total debt $4.85M $9.98M $13.18B
Shares (diluted) – 9.79M 282.20M
Enterprise value $7.41M $923.92M $73.85B

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
MetricBLGONWPXECL
P/E -1.6x 19.1x 38.3x
P/FCF -2.2x 11.7x 43.2x
P/Operating cash flow -2.2x 9.3x 26.5x
P/S 5.6x 1.6x 4.8x
P/B -8.4x 2.2x 8.0x
P/Tangible book -8.4x 2.4x 12.2x
EV/EBITDA -1.4x 10.7x 22.9x
EV/EBIT -1.4x 14.0x 31.2x
EV/Revenue 6.3x 1.6x 5.3x
EV/FCF -2.4x 11.6x 47.5x
EV/Operating cash flow -2.5x 9.2x 29.1x
PEG (3Y EPS CAGR) – 0.88 1.72

Growth

14 metrics
MetricBLGONWPXECL
Revenue growth (1Y) -70.9% 15.1% 7.1%
Revenue CAGR (3Y) -22.5% 8.9% 4.5%
Gross profit growth (1Y) -74.4% 27.3% 7.5%
Gross profit CAGR (3Y) -27.8% 11.7% 9.4%
Operating income growth (1Y) -185.8% 47.2% -1.4%
Operating income CAGR (3Y) -60.3% 16.5% 18.4%
Net income growth (1Y) -184.9% 46.1% -1.0%
Net income CAGR (3Y) -62.6% 20.7% 21.3%
EPS growth (1Y) – 48.6% 0.2%
EPS CAGR (3Y) – 21.8% 22.3%
Operating cash flow growth (1Y) -37.9% 45.1% 16.5%
Operating cash flow CAGR (3Y) -62.1% 42.3% 13.9%
Free cash flow growth (1Y) -40.8% 53.7% 19.1%
Free cash flow CAGR (3Y) -57.1% 87.6% 12.2%

Profitability

14 metrics
MetricBLGONWPXECL
Gross margin 40.0% 20.9% 44.1%
EBITDA margin -434.2% 15.0% 23.1%
Operating margin -443.9% 11.5% 16.9%
Pretax margin -458.1% 11.0% 15.6%
Net margin -354.8% 8.5% 12.6%
FCF margin -258.6% 13.9% 11.1%
Operating cash flow margin -252.8% 17.5% 18.1%
Return on equity – 11.9% 21.2%
Return on assets -246.7% 7.6% 7.8%
Return on invested capital – 12.1% 11.0%
Return on capital employed -635.4% 12.5% 13.3%
Asset turnover 0.5x 0.9x 0.6x
Cash conversion (OCF / net income) 0.5x 2.1x 1.4x
Stock comp / revenue 59.3% 1.1% 0.8%

Financial Health

11 metrics
MetricBLGONWPXECL
Debt / assets 72.8% 1.5% 44.0%
Debt / equity -1.8x 0.0x 1.3x
Net debt / EBITDA -0.2x -0.1x 2.1x
Debt / FCF -0.5x 0.1x 7.0x
Liabilities / assets 140.9% 35.8% 66.3%
Equity / assets -40.9% 64.2% 33.7%
Interest coverage -22.5x 35.1x 17.6x
Current ratio 0.7x 2.7x 1.8x
Quick ratio 0.6x 1.9x 1.5x
Cash ratio 0.5x 0.2x 0.9x
Altman Z-score -42.03 4.65 4.15

Shareholder Returns

7 metrics
MetricBLGONWPXECL
Dividend yield – – 1.0%
Net buyback yield -2.5% 1.5% 1.3%
Shareholder yield -2.5% 1.5% 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.

ConsensusBLGONWPXECL
Forward P/E – 18.7xFY2026 36.6xFY2026
EPS, next fiscal year $-0.05FY2026 $5.19FY2026 $7.90FY2026
EPS growth, next FY – +45.8%FY2026 +4.9%FY2026
EPS growth, the year after – -7.5% +23.2%
Revenue, next fiscal year $5.48MFY2026 $573.90MFY2026 $17.26BFY2026
Revenue growth, next FY -29.4%FY2026 +9.1%FY2026 +7.3%FY2026
Revenue growth, the year after +180.2% +3.8% +5.4%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersBLGONWPXECL
Held by institutions – 89.5% 80.0%
Institutions holding – 224 1,710
Change in shares held, QoQ – +4.6% +1.4%
Institutions buying – 125 762
Institutions selling – 65 679
Buyers to sellers – 1.92 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.

BLGONWPXECL
BLGO 1.00 0.02 0.03
NWPX 0.02 1.00 0.22
ECL 0.03 0.22 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, BLGO, NWPX and ECL?

Ecolab (ECL) is the largest by market capitalisation: Biolargo (BLGO) $22.15M, NWPX Infrastructure (NWPX) $962.45M, Ecolab (ECL) $82.10B.

Which stock is cheaper, BLGO, NWPX and ECL?

NWPX Infrastructure (NWPX) trades on the lowest price-to-earnings ratio (Biolargo (BLGO) -1.5x, NWPX Infrastructure (NWPX) 19.7x, Ecolab (ECL) 38.8x). On next year's consensus earnings, NWPX Infrastructure (NWPX) is cheapest (NWPX Infrastructure (NWPX) 18.7x, Ecolab (ECL) 36.6x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

NWPX Infrastructure (NWPX) grew revenue fastest over the trailing twelve months: Biolargo (BLGO) -70.9%, NWPX Infrastructure (NWPX) +15.1%, Ecolab (ECL) +7.1%.

Which company is more profitable?

Ecolab (ECL) has the highest net margin (Biolargo (BLGO) -354.8%, NWPX Infrastructure (NWPX) 8.5%, Ecolab (ECL) 12.6%). On return on invested capital, NWPX Infrastructure (NWPX) leads (NWPX Infrastructure (NWPX) 12.1%, Ecolab (ECL) 11.0%).

Which stock has performed better?

Over the past year NWPX Infrastructure (NWPX) returned the most: Biolargo (BLGO) -56.3%, NWPX Infrastructure (NWPX) +76.2%, Ecolab (ECL) +4.2%. Over five years, NWPX Infrastructure (NWPX) compounded fastest (Biolargo (BLGO) -16.3%/yr, NWPX Infrastructure (NWPX) +32.9%/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: Biolargo (BLGO) 0.00%, NWPX Infrastructure (NWPX) 0.00%, Ecolab (ECL) 0.01%. Biolargo (BLGO) and NWPX Infrastructure (NWPX) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Ecolab (ECL) has been the steadiest (Biolargo (BLGO) 91.8%, NWPX Infrastructure (NWPX) 39.9%, Ecolab (ECL) 21.9%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, BLGO, NWPX 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, NWPX Infrastructure (NWPX) leads on 7. 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.