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STOCK COMPARISON

Ecolab vs Rio Paranapanema Energia S.A: Fair Value & Quality

Both stocks run through our valuation models. Here is how Ecolab (ECL) and Rio Paranapanema Energia S.A (GEPA3) compare, as of Sep 4, 2026.

As of Sep 4, 2026, Fair Value Calculator sees Rio Paranapanema Energia S.A as the more attractively valued of the two: Ecolab trades at $279 versus a fair value of $96.18 (-66%), while Rio Paranapanema Energia S.A trades at BRL 33.71 versus BRL 37.72 (+12%).
Ecolab
ECL · USD · Materials
-66%
upside to fair value
overvalued
Price$279
Fair Value$96.18
Quality62/100
Rio Paranapanema Energia S.A
GEPA3.SA · BRL · Utilities
+12%
upside to fair value
undervalued
PriceBRL 33.71
Fair ValueBRL 37.72
Quality49/100
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Head-to-head numbers

Green value = the better side for that row (for valuation multiples: lower = cheaper).

EcolabRio Paranapanema Energia S.A
Valuation
37.2×P/E (TTM)173.2×
4.69×P/S (TTM)—
7.90×P/B—
20.8×EV/EBITDA—
2.55×PEG6.02×
−65.5%Fair value upside+11.9%
1.0%Dividend yield3.8%
$2.76Dividend per shareBRL 1.27
Profitability
17%Operating margin46%
1.25×EBIT margin trend (5Y)0.33×
22%Return on equity18%
8%Return on assets7%
Growth
10%Revenue growth (YoY)27%
4.3%Avg. growth/yr (3Y)-2.7%
6.4%Avg. growth/yr (5Y)-2.8%
+9.8%Value creation/yr−8.2%
Balance & size
12.1×Interest coverage (EBIT/interest)3.3×
0.75×Debt / equity0.50×
$77BMarket cap$609M
healthyGrowth qualityweak
Valuation multiples (P/E, P/S, P/B, EV/EBITDA) are shown but not scored here: the two companies sit in different sectors, and multiples only compare fairly between similar business models. PEG stays scored, as it relates the P/E to growth.

Ecolab leads: 8 to 4 metric wins.

Dash = not meaningfully computable, for example with negative equity.

Quality in detail

The quality score, broken down into the same factor families as on the stock page, 0 to 100 per family.

Ecolabof which business quality 59 · market factors 55 Rio Paranapanema Energia S.Aof which business quality 46 · market factors 63
ProfitabilityMargins and returns on capital today
57
47
Quality GrowthAre margins and returns improving?
34
20
CashflowEarnings quality: real cash, not paper profit
58
47
Fin. StrengthBalance sheet, leverage, solvency risk
56
29
InvestmentDisciplined investing over empire-building
66
59
Low VolatilityCalm price path (market factor)
77
59
MomentumPrice trend over the last 3–12 months (market factor)
46
56
52W MomentumDistance to the 52-week high (market factor)
47
80
Net IssuanceBuybacks instead of dilution
85
82

What the models say

How far the median fair value (base case) per model family sits from the current price, in percent. The amount in the currency of the trading venue is shown underneath.

above the price, more than 15% above close to the price, 85% to 115% of the price below the price, more than 15% below

Model familyEcolabPrice $279Rio Paranapanema Energia S.APrice BRL 33.71
DCF Models-63%below the price$103n/a
Earnings-Based-77%below the price$65.02-7%close to the priceBRL 31.24
Dividend Discount-83%below the price$46.86+37%above the priceBRL 46.14
Multiples-63%below the price$104+20%above the priceBRL 40.58
Asset-Based-92%below the price$23.26-74%below the priceBRL 8.80
Growth DCF-68%below the price$88.52n/a
Economic Profit-72%below the price$76.77-23%below the priceBRL 25.86
Growth Earnings-58%below the price$118+8%close to the priceBRL 36.40
Minimum-92%below the price$23.26-74%below the priceBRL 8.80
Maximum-58%below the price$118+37%above the priceBRL 46.14
Median-70%below the price$82.640%close to the priceBRL 33.82
Geometric mean-75%below the price$70.51-17%below the priceBRL 28.02

Minimum, maximum, median and geometric mean refer to the family values in this table. Geometric because deviations are ratios: half the price and twice the price average to 100%, not 125%.

Ecolab: 26 of 26 models see the stock below the current price.

Rio Paranapanema Energia S.A: 8 of 14 models see the stock below the current price.

Scenario ranges

From our cautious bear case to the optimistic bull case. The white tick is the current price: left of fair value means room to run.

Ecolab
Bear $56.66Fair Value $96.18Bull $128
$279 = current price (white tick)
Rio Paranapanema Energia S.A
Bear BRL 30.86Fair Value BRL 37.72Bull BRL 47.32
BRL 33.71 = current price (white tick)

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Ranked within their sector

Where each stock sits within its sector peer group. Band = middle 50% of peers, tick = median, dot = this stock.

Ecolab · Materials

Quality score62 · Top 25%
Fair value upside-66% · bottom 25%

Rio Paranapanema Energia S.A · Utilities

Quality score49 · above median
Fair value upside+12% · above median

Bottom line

As of Sep 4, 2026, Fair Value Calculator sees Rio Paranapanema Energia S.A as the more attractively valued of the two: Ecolab trades at $279 versus a fair value of $96.18 (-66%), while Rio Paranapanema Energia S.A trades at BRL 33.71 versus BRL 37.72 (+12%).

Ecolab has the higher quality score (62/100).

See the full analysis →
Ecolab · Rio Paranapanema Energia S.A

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A model-based valuation snapshot from 26 models. Values change with price and fundamentals; the date shown above applies.