BLGO vs ECL vs BMI Stock Comparison

Biolargo, Ecolab and Badger Meter Prices as of Oct 26, 2026 Peers: Industry group
BLGO Biolargo, Inc.
$0.07 -22.2% 1M -56.3% 1Y
Market cap
$22.47M
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
$82.57B
P/E
39.0x
Revenue (TTM)
$16.84B
Div. yield
0.01%
Water Treatment Industrials
4 wins
BMI Badger Meter Inc
$156.05 +20.4% 1M -16.7% 1Y
Market cap
$4.30B
P/E
34.0x
Revenue (TTM)
$881.24M
Div. yield
0.01%
Water Treatment Industrials
6 wins

Head to Head

11 decided of 12

Badger Meter leads on 6 of the 12 questions below (Badger Meter 6, Ecolab 4, Biolargo 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionBLGOECLBMILeader
Larger companyMarket capitalisation $22.47M $82.57B $4.30B ECL
Cheaper on earningsLower P/E, profitable companies only -1.6x 39.0x 34.0x BMI
Cheaper on forward earningsLower price / next fiscal year consensus EPS — 36.6x 33.0x BMI
Faster revenue growthRevenue growth, trailing twelve months -70.9% +7.1% -2.2% ECL
More profitableNet margin, trailing twelve months -354.8% 12.6% 14.4% BMI
Better return on capitalReturn on invested capital — 11.0% — –
Less leveragedLower net debt / EBITDA -0.2x 2.1x — BLGO
Higher dividend yieldTrailing dividend yield 0.00% 0.01% 0.01% BMI
Better 1-year returnPrice return, last 12 months -56.3% +4.2% -16.7% ECL
Better 5-year returnAnnualised price return, 5 years -16.3%/yr +5.5%/yr +9.0%/yr BMI
Less volatileAnnualised volatility, 1 year 91.8% 21.9% 49.5% ECL
Higher overall scoreMean of the five percentile scores vs peers 11/100 66/100 70/100 BMI

Percentile Scorecard

BLGOECLBMI

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

AxisBLGOECLBMI
Valuation 10 #19 of 21 50 #11 of 21 55 #10 of 21
Growth 0 #19 of 19 83 #4 of 19 61 #8 of 19
Profitability 6 #16 of 17 88 #3 of 17 94 #2 of 17
Financial Health 10 #20 of 22 48 #12 of 22 62 #9 of 22
Shareholder Returns 30 #8 of 11 60 #5 of 11 80 #3 of 11
Overall 11 66 70
  • BLGO ranked among 22 companies in Environmental Equipment
  • ECL ranked among 22 companies in Environmental Equipment
  • BMI ranked among 22 companies in Environmental Equipment

Price Performance

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

Returns

PeriodBLGOECLBMISPY
1 month -22.2%+3.3%+20.4% -0.8%
3 months -36.4%+6.3%+21.9% +3.5%
6 months -53.3%+7.9%+26.9% +7.0%
Year to date -61.1%+10.1%-10.5% +12.2%
1 year -56.3%+4.2%-16.7% +13.0%
3 years -56.3%+83.5%+13.2% +86.3%
3 years, per year -24.1%+22.5%+4.2% +23.1%
5 years -58.8%+30.7%+53.8% +68.6%
5 years, per year -16.3%+5.5%+9.0% +11.0%
10 years -89.9%+150.5%+388.1% +258.0%
10 years, per year -20.5%+9.6%+17.2% +13.6%

Risk

MeasureBLGOECLBMISPY
Volatility, 1Y 91.8%21.9%49.5% 12.7%
Downside volatility, 1Y 135.9%22.0%56.0% 12.7%
Beta vs S&P 500, 1Y 0.230.480.68 1.00
Return / volatility, 1Y -0.610.19-0.34 1.02
Max drawdown, 5Y -82.5%-44.3%-55.4% -25.4%
From 52-week high -65.0%-6.3%-16.9% -1.8%
52-week high $0.20$308.35$187.87 $779.14
52-week low $0.07$245.73$113.41 $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.

MultipleBLGOECLBMI
P/E now vs peer median -1.6xmedian 25.6x 38.3xmedian 25.6x 35.5xmedian 25.6x
P/S now vs peer median 5.6xmedian 2.5x 4.8xmedian 2.5x 5.1xmedian 2.5x
EV/EBITDA now vs peer median -1.4xmedian 19.1x 22.9xmedian 19.1x 21.6xmedian 19.1x
P/FCF now vs peer median -2.2xmedian 25.2x 43.2xmedian 25.2x 31.3xmedian 25.2x
P/B now vs peer median -8.4xmedian 2.0x 8.0xmedian 2.0x 6.8xmedian 2.0x
PEG now vs peer median —median 1.54 1.72median 1.54 2.40median 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 monthsBLGOECLBMI
Revenue $4.08M $16.84B $881.24M
Gross profit $1.63M $7.43B $366.94M
Operating income -$18.12M $2.85B $165.34M
Net income -$18.79M $2.13B $126.53M
Free cash flow -$10.56M $1.87B $142.39M
R&D $3.27M – –
EPS (diluted) – $7.50 $4.38
Cash & equivalents $2.19M $5.14B $67.93M
Total debt $4.85M $13.18B –
Shares (diluted) – 282.20M 28.87M
Enterprise value $7.73M $74.32B $3.70B

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
MetricBLGOECLBMI
P/E -1.6x 38.3x 35.5x
P/FCF -2.2x 43.2x 31.3x
P/Operating cash flow -2.2x 26.5x 28.1x
P/S 5.6x 4.8x 5.1x
P/B -8.4x 8.0x 6.8x
P/Tangible book -8.4x 12.2x 9.0x
EV/EBITDA -1.4x 22.9x 21.6x
EV/EBIT -1.4x 31.2x 26.5x
EV/Revenue 6.3x 5.3x 5.0x
EV/FCF -2.4x 47.5x 30.8x
EV/Operating cash flow -2.5x 29.1x 27.7x
PEG (3Y EPS CAGR) – 1.72 2.40

Growth

14 metrics
MetricBLGOECLBMI
Revenue growth (1Y) -70.9% 7.1% -2.2%
Revenue CAGR (3Y) -22.5% 4.5% 9.6%
Gross profit growth (1Y) -74.4% 7.5% -1.3%
Gross profit CAGR (3Y) -27.8% 9.4% 11.9%
Operating income growth (1Y) -185.8% -1.4% -7.9%
Operating income CAGR (3Y) -60.3% 18.4% 15.1%
Net income growth (1Y) -184.9% -1.0% -8.8%
Net income CAGR (3Y) -62.6% 21.3% 14.0%
EPS growth (1Y) – 0.2% -6.6%
EPS CAGR (3Y) – 22.3% 14.8%
Operating cash flow growth (1Y) -37.9% 16.5% -12.3%
Operating cash flow CAGR (3Y) -62.1% 13.9% 15.9%
Free cash flow growth (1Y) -40.8% 19.1% -14.4%
Free cash flow CAGR (3Y) -57.1% 12.2% 16.2%

Profitability

14 metrics
MetricBLGOECLBMI
Gross margin 40.0% 44.1% 41.6%
EBITDA margin -434.2% 23.1% 23.1%
Operating margin -443.9% 16.9% 18.8%
Pretax margin -458.1% 15.6% 19.1%
Net margin -354.8% 12.6% 14.4%
FCF margin -258.6% 11.1% 16.2%
Operating cash flow margin -252.8% 18.1% 18.0%
Return on equity – 21.2% 19.0%
Return on assets -246.7% 7.8% 13.0%
Return on invested capital – 11.0% –
Return on capital employed -635.4% 13.3% 20.1%
Asset turnover 0.5x 0.6x 0.9x
Cash conversion (OCF / net income) 0.5x 1.4x 1.3x
Stock comp / revenue 59.3% 0.8% 1.2%

Financial Health

11 metrics
MetricBLGOECLBMI
Debt / assets 72.8% 44.0% –
Debt / equity -1.8x 1.3x –
Net debt / EBITDA -0.2x 2.1x –
Debt / FCF -0.5x 7.0x –
Liabilities / assets 140.9% 66.3% 31.0%
Equity / assets -40.9% 33.7% 69.0%
Interest coverage -22.5x 17.6x –
Current ratio 0.7x 1.8x 2.5x
Quick ratio 0.6x 1.5x 1.2x
Cash ratio 0.5x 0.9x 0.5x
Altman Z-score -42.03 4.15 11.98

Shareholder Returns

7 metrics
MetricBLGOECLBMI
Dividend yield – 1.0% 1.1%
Net buyback yield -2.5% 1.3% 2.7%
Shareholder yield -2.5% 2.3% 3.7%
Payout ratio (earnings) – 37.4% 37.7%
Payout ratio (FCF) – 42.6% 33.5%
Dividend growth (1Y) – 13.4% 14.1%
Dividend CAGR (3Y) – 9.3% 19.8%

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.

ConsensusBLGOECLBMI
Forward P/E – 36.6xFY2026 33.0xFY2026
EPS, next fiscal year $-0.05FY2026 $7.90FY2026 $4.73FY2026
EPS growth, next FY – +4.9%FY2026 -1.3%FY2026
EPS growth, the year after – +23.2% +10.4%
Revenue, next fiscal year $5.48MFY2026 $17.26BFY2026 $930.20MFY2026
Revenue growth, next FY -29.4%FY2026 +7.3%FY2026 +1.5%FY2026
Revenue growth, the year after +180.2% +5.4% +10.4%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersBLGOECLBMI
Held by institutions – 80.0% 100.0%
Institutions holding – 1,710 479
Change in shares held, QoQ – +1.4% +7.9%
Institutions buying – 762 254
Institutions selling – 679 157
Buyers to sellers – 1.12 1.62

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.

BLGOECLBMI
BLGO 1.00 0.03 0.00
ECL 0.03 1.00 0.19
BMI 0.00 0.19 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, BLGO, ECL and BMI?

Ecolab (ECL) is the largest by market capitalisation: Biolargo (BLGO) $22.47M, Ecolab (ECL) $82.57B, Badger Meter (BMI) $4.30B.

Which stock is cheaper, BLGO, ECL and BMI?

Badger Meter (BMI) trades on the lowest price-to-earnings ratio (Biolargo (BLGO) -1.6x, Ecolab (ECL) 39.0x, Badger Meter (BMI) 34.0x). On next year's consensus earnings, Badger Meter (BMI) is cheapest (Ecolab (ECL) 36.6x, Badger Meter (BMI) 33.0x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Ecolab (ECL) grew revenue fastest over the trailing twelve months: Biolargo (BLGO) -70.9%, Ecolab (ECL) +7.1%, Badger Meter (BMI) -2.2%.

Which company is more profitable?

Badger Meter (BMI) has the highest net margin (Biolargo (BLGO) -354.8%, Ecolab (ECL) 12.6%, Badger Meter (BMI) 14.4%).

Which stock has performed better?

Over the past year Ecolab (ECL) returned the most: Biolargo (BLGO) -56.3%, Ecolab (ECL) +4.2%, Badger Meter (BMI) -16.7%. Over five years, Badger Meter (BMI) compounded fastest (Biolargo (BLGO) -16.3%/yr, Ecolab (ECL) +5.5%/yr, Badger Meter (BMI) +9.0%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Badger Meter (BMI) has the highest dividend yield: Biolargo (BLGO) 0.00%, Ecolab (ECL) 0.01%, Badger Meter (BMI) 0.01%. Biolargo (BLGO) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Ecolab (ECL) has been the steadiest (Biolargo (BLGO) 91.8%, Ecolab (ECL) 21.9%, Badger Meter (BMI) 49.5%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, BLGO, ECL and BMI?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Badger Meter (BMI) 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.