Is ACM or PNR cheaper?

On trailing earnings, ACM is cheaper: ACM trades at a 16.73 P/E and PNR at 18.09.

Which has grown faster, ACM or PNR?

Over the past five years, PNR grew revenue faster — ACM at a 3.69% CAGR versus PNR at 5.78%.

Does ACM or PNR pay a bigger dividend?

ACM yields 1.64% and PNR yields 1.41% based on trailing dividends and the latest price.

Is ACM or PNR more profitable?

PNR runs the higher net margin — ACM at 3.16% versus PNR at 15.97%.

Which has been the better investment, ACM or PNR?

Over the past 10-year, ACM delivered the higher annualized total return — ACM at 8.64% versus PNR at 8.13%. Past performance doesn't predict future results.

Aecom (ACM) vs Pentair plc (PNR)

ACM and PNR are evenly matched — 8 metrics each of 16.

A side-by-side comparison of Aecom and Pentair plc across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of June 16, 2026. The ● marks the stronger figure on each row (cheaper multiple, higher margin/return).

Total return — ACM vs PNR

growth of $100 · last 19y

ACM +229.8%PNR +231.1%PNR compounded faster

ACM PNR

ACM vs PNR: by the numbers

•PNR is the larger company ($12.09B vs $8.94B market cap).
•ACM trades at the lower earnings multiple (16.73 vs 18.09 P/E).
•PNR converts more revenue to profit (15.97% vs 3.16% net margin).
•PNR grew revenue faster over the past five years (5.78% vs 3.69% CAGR).
•ACM pays the higher dividend yield (1.64% vs 1.41%).

Which is better, ACM or PNR?

Metric tally: ACM 8 · PNR 8

It depends on what you're optimizing for:

ValueACM(lower P/E)

GrowthPNR(faster 5Y revenue CAGR)

IncomeACM(higher dividend yield)

Metrics side by side

Valuation

Metric	ACM	PNR
P/E ratio	16.73●	18.09
Forward P/E	11.63●	13.78
P/S ratio	0.56●	2.87
P/B ratio	3.96	3.17●
PEG ratio	0.72●	4.70
EV / EBITDA	9.05●	14.66
FCF yield	4.56%	5.92%●

Profitability

Metric	ACM	PNR
Gross margin	7.73%	40.94%●
Operating margin	6.38%	20.57%●
Net margin	3.16%	15.97%●
ROE	22.27%●	17.62%
ROIC	12.33%	12.46%

Dividends

Metric	ACM	PNR
Dividend yield	1.64%●	1.41%
Payout ratio	26.89%	26.07%

Growth (annualized)

Metric	ACM	PNR
Revenue CAGR (5Y)	3.69%	5.78%●
EPS CAGR (5Y)	25.59%●	13.17%
FCF CAGR (5Y)	-11.26%	1.63%●
Total return CAGR (5Y)	2.74%	3.52%●

Frequently asked

Which is better, ACM or PNR?: It depends on your goal. value: ACM (lower P/E); growth: PNR (faster 5Y revenue CAGR); income: ACM (higher dividend yield). Across all compared metrics, they are evenly matched.
Is ACM or PNR cheaper?: On trailing earnings, ACM is cheaper: ACM trades at a 16.73 P/E and PNR at 18.09.
Which has grown faster, ACM or PNR?: Over the past five years, PNR grew revenue faster — ACM at a 3.69% CAGR versus PNR at 5.78%.
Does ACM or PNR pay a bigger dividend?: ACM yields 1.64% and PNR yields 1.41% based on trailing dividends and the latest price.
Is ACM or PNR more profitable?: PNR runs the higher net margin — ACM at 3.16% versus PNR at 15.97%.
Which has been the better investment, ACM or PNR?: Over the past 10-year, ACM delivered the higher annualized total return — ACM at 8.64% versus PNR at 8.13%. Past performance doesn't predict future results.

Go deeper

Full ACM analysis Full PNR analysis Interactive comparison tool

Dig into the metrics

Aecom P/E ratio Pentair P/E ratio Aecom dividend yield Pentair dividend yield Aecom ROE Pentair ROE Aecom operating margin Pentair operating margin Aecom revenue growth Pentair revenue growth Aecom free cash flow Pentair free cash flow

Aecom & Pentair appear in these rankings

Dividend Aristocrats Highest FCF Yield Stocks

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified June 16, 2026.