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STOCK COMPARISON

American Water Works vs Companhia de Saneamento do Paraná - SANEPAR: Fair Value & Quality

Both stocks run through our valuation models. Here is how American Water Works (AWK) and Companhia de Saneamento do Paraná - SANEPAR (SAPR3) compare, as of Aug 8, 2026.

As of Aug 8, 2026, Fair Value Calculator sees Companhia de Saneamento do Paraná - SANEPAR as the more attractively valued of the two: American Water Works trades at $135 versus a fair value of $65.80 (-51%), while Companhia de Saneamento do Paraná - SANEPAR trades at BRL 7.49 versus BRL 13.51 (+80%).
American Water Works
AWK · USD · Utilities
-51%
upside to fair value
overvalued
Price$135
Fair Value$65.80
Quality48/100
Companhia de Saneamento do Paraná - SANEPAR
SAPR3.SA · BRL · Utilities
+80%
upside to fair value
undervalued
PriceBRL 7.49
Fair ValueBRL 13.51
Quality48/100

Head-to-head numbers

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

American Water WorksCompanhia de Saneamento do Paraná - SANEPAR
Valuation
22.9×P/E (TTM)11.2×
5.04×P/S (TTM)1.75×
2.42×P/B1.04×
13.7×EV/EBITDA4.7×
2.51×PEG—
2.6%Dividend yield23.7%
$3.31Dividend per shareBRL 1.96
Profitability
21%Net margin17%
33%Operating margin35%
10%Return on equity10%
4%Return on assets5%
Growth
6%Revenue growth (YoY)8%
10.7%Avg. growth/yr (3Y)8.3%
6.4%Avg. growth/yr (5Y)8.5%
Balance & size
1.18×Debt / equity0.48×
$26BMarket cap$3B
mixedGrowth qualityexpensive

Companhia de Saneamento do Paraná - SANEPAR leads: 3 to 10 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.

American Water Worksof which business quality 38 · market factors 57 Companhia de Saneamento do Paraná - SANEPARof which business quality 53 · market factors 38
ProfitabilityMargins and returns on capital today
36
51
Quality GrowthAre margins and returns improving?
33
21
CashflowEarnings quality: real cash, not paper profit
48
85
Fin. StrengthBalance sheet, leverage, solvency risk
18
45
InvestmentDisciplined investing over empire-building
31
17
Low VolatilityCalm price path (market factor)
88
76
MomentumPrice trend over the last 3–12 months (market factor)
44
21
52W MomentumDistance to the 52-week high (market factor)
44
24
Net IssuanceBuybacks instead of dilution
70
82

What the models say

The median fair value (base case) per model family, each in the currency of its trading venue. Green = above the current price, red = below.

American Water Works

Earnings-Based$34.02
Dividend Discount$54.96
Multiples$103
Asset-Based$37.18
Economic Profit$39.66
Growth Earnings$99.38

16 of 16 models see the stock below the current price.

Companhia de Saneamento do Paraná - SANEPAR

DCF ModelsBRL 27.11
Earnings-BasedBRL 13.09
Dividend DiscountBRL 4.81
MultiplesBRL 11.94
Asset-BasedBRL 5.47
Growth DCFBRL 35.48
Economic ProfitBRL 8.10
Growth EarningsBRL 22.53

7 of 26 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.

American Water Works
Bear $49.35Fair Value $65.80Bull $99.51
$135 = current price (white tick)
Companhia de Saneamento do Paraná - SANEPAR
Bear BRL 10.04Fair Value BRL 13.51Bull BRL 27.58
BRL 7.49 = 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.

American Water Works · Utilities

Quality score48 · below median
Fair value upside-51% · bottom 25%

Companhia de Saneamento do Paraná - SANEPAR · Utilities

Quality score48 · above median
Fair value upside+80% · Top 25%

Bottom line

As of Aug 8, 2026, Fair Value Calculator sees Companhia de Saneamento do Paraná - SANEPAR as the more attractively valued of the two: American Water Works trades at $135 versus a fair value of $65.80 (-51%), while Companhia de Saneamento do Paraná - SANEPAR trades at BRL 7.49 versus BRL 13.51 (+80%).

Companhia de Saneamento do Paraná - SANEPAR has the higher quality score (48/100).

See the full analysis →
American Water Works · Companhia de Saneamento do Paraná - SANEPAR

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A model-based valuation snapshot from 21 models. Values change with price and fundamentals; the date shown above applies.