HWM vs. PNR: Howmet Aerospace vs. Pentair Stock Comparison

November 11, 2026

How do Howmet Aerospace (HWM) and Pentair (PNR) stack up? This page sets them side by side across company profile, performance and risk, profitability, growth, financial strength, dividends, and valuation, with selected fundamentals also measured against each stock's industry-group peers.

Company Profile

Howmet Aerospace (HWM) and Pentair (PNR) both fall under the Capital Goods industry group, but HWM is classified in Aerospace & Defense while PNR is classified in Machinery.

Company profile comparison for Howmet Aerospace (HWM) and Pentair (PNR)
Profile Item	HWM	PNR
Name	Howmet Aerospace Inc.	Pentair plc
Country/Region	United States	United Kingdom
GICS Sector	Industrials	Industrials
GICS Industry Group	Capital Goods	Capital Goods
GICS Industry	Aerospace & Defense	Machinery
GICS Sub-Industry	Aerospace & Defense	Industrial Machinery & Supplies & Components
Market Capitalization	81.84 billion USD	10.88 billion USD
Currency	USD	USD
Exchange	NYSE	NYSE
Listing Date	November 1, 2016	May 3, 1973
Security Type	Common Stock	Common Stock

Price Performance

Cumulative Growth

HWM

PNR

GSPC

Howmet Aerospace (HWM) vs. Pentair (PNR), with S&P 500 (GSPC) for reference: Growth of a $10,000 investment over the past five years. Adjusted for dividends and splits.

Trailing Returns

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Trailing total returns for Howmet Aerospace (HWM) and Pentair (PNR). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for Howmet Aerospace (HWM) and Pentair (PNR). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for Howmet Aerospace (HWM) and Pentair (PNR)
Metric	HWM	PNR
Total Return (1Y)	5.06%	-33.74%
Total Return (3Y, Annualized)	64.83%	6.19%
Total Return (5Y, Annualized)	46.04%	0.13%

Risk Profile

Drawdown History

HWM

PNR

GSPC

Howmet Aerospace (HWM) vs. Pentair (PNR), with S&P 500 (GSPC) for reference: Drawdown from the running peak over the past five years. Each line shows the decline from its prior peak; 0% marks a new high.

Return Distribution

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Distribution of monthly total returns for Howmet Aerospace (HWM) and Pentair (PNR). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for Howmet Aerospace (HWM) and Pentair (PNR)
Metric	HWM	PNR
Volatility (1Y, Annualized)	37.60%	36.79%
Beta (5Y)	1.27	0.99
Max Drawdown (5Y)	-36.47%	-53.15%
Avg. Volume (3M)	3.47M	3.26M

Risk-Adjusted Performance

Risk-Return Positioning

HWM and PNR are plotted by 1-year volatility (risk) and 1-year return. The dashed Capital Allocation Line runs from the risk-free rate through the shared industry median.

Risk-Adjusted Metrics

Risk-adjusted metrics for Howmet Aerospace (HWM) and Pentair (PNR)
Metric	HWM	PNR
Sharpe Ratio (1Y)	0.02	-1.03
Sortino Ratio (1Y)	0.03	-1.35

Profitability

ROE (TTM)

Howmet Aerospace (HWM) at 37.65% sits in the top ROE quartile, while Pentair (PNR) at 15.61% is closer to the peer norm — stronger capital efficiency for HWM.

HWM

Capital Goods industry group

37.65%

Max: 40.55%
HWM: 37.65%
Q3: 19.29%
Median: 12.12%
Q1: 4.08%
Min: -17.12%

PNR

Capital Goods industry group

15.61%

Max: 40.55%
Q3: 19.29%
PNR: 15.61%
Median: 12.12%
Q1: 4.08%
Min: -17.12%

Howmet Aerospace (HWM) vs. Pentair (PNR): A comparison of their ROE against the Capital Goods industry group benchmark.

Net Margin (TTM)

For every dollar of sales, both Howmet Aerospace (HWM) at 21.10% and Pentair (PNR) at 15.44% retain more as net profit than most peers, landing in the top net margin quartile of their industries.

HWM

Capital Goods industry group

21.10%

Max: 27.47%
HWM: 21.10%
Q3: 12.10%
Median: 6.30%
Q1: 1.40%
Min: -12.89%

PNR

Capital Goods industry group

15.44%

Max: 27.47%
PNR: 15.44%
Q3: 12.10%
Median: 6.30%
Q1: 1.40%
Min: -12.89%

Howmet Aerospace (HWM) vs. Pentair (PNR): A comparison of their net margin against the Capital Goods industry group benchmark.

Operating Margin (TTM)

Both Howmet Aerospace (HWM) at 28.78% and Pentair (PNR) at 21.90% convert sales into operating profit at a top-quartile rate, pointing to tighter cost discipline before financing and tax.

HWM

Capital Goods industry group

28.78%

Max: 36.60%
HWM: 28.78%
Q3: 18.33%
Median: 11.12%
Q1: 5.14%
Min: -12.63%

PNR

Capital Goods industry group

21.90%

Max: 36.60%
PNR: 21.90%
Q3: 18.33%
Median: 11.12%
Q1: 5.14%
Min: -12.63%

Howmet Aerospace (HWM) vs. Pentair (PNR): A comparison of their operating margin against the Capital Goods industry group benchmark.

Profitability Metrics

Profitability metrics for Howmet Aerospace (HWM) and Pentair (PNR)
Metric	HWM	PNR
ROE (TTM)	37.65%	15.61%
ROA (TTM)	13.97%	7.91%
Net Margin (TTM)	21.10%	15.44%
Operating Margin (TTM)	28.78%	21.90%
Gross Margin (TTM)	36.63%	40.17%

Growth

Revenue Growth

Both Howmet Aerospace (HWM) at 11.06% and Pentair (PNR) at 2.28% land near their industries' usual revenue growth ranges, so top-line momentum looks broadly in line with peers on both sides.

Howmet Aerospace (HWM) vs. Pentair (PNR): A comparison of their Revenue Growth across different time periods.

EPS Growth

Howmet Aerospace (HWM) at 32.03% sits in the top EPS growth quartile, while Pentair (PNR) at 5.88% is closer to the peer norm — faster per-share earnings growth for HWM.

Howmet Aerospace (HWM) vs. Pentair (PNR): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for Howmet Aerospace (HWM) and Pentair (PNR)
Metric	HWM	PNR
Revenue Growth (YoY)	11.06%	2.28%
Revenue Growth (3Y CAGR)	13.37%	0.44%
EPS Growth (YoY)	32.03%	5.88%
EPS Growth (3Y CAGR)	49.51%	10.94%

Financial Strength

Current Ratio (MRQ)

Both Howmet Aerospace (HWM) at 1.86 and Pentair (PNR) at 1.47 carry current ratio within their industries’ typical mid-ranges, suggesting balanced short-term liquidity relative to peers.

HWM

Capital Goods industry group

1.86

Max: 5.22
Q3: 2.95
Median: 2.08
HWM: 1.86
Q1: 1.43
Min: 0.36

PNR

Capital Goods industry group

1.47

Max: 5.22
Q3: 2.95
Median: 2.08
PNR: 1.47
Q1: 1.43
Min: 0.36

Howmet Aerospace (HWM) vs. Pentair (PNR): A comparison of their current ratio against the Capital Goods industry group benchmark.

Debt / Equity (MRQ)

Both Howmet Aerospace (HWM) at 0.80 and Pentair (PNR) at 0.42 fund their balance sheets with roughly industry-typical debt-to-equity mixes.

HWM

Capital Goods industry group

0.80

Max: 2.33
Q3: 1.12
HWM: 0.80
Median: 0.60
Q1: 0.29
Min: 0.00

PNR

Capital Goods industry group

0.42

Max: 2.33
Q3: 1.12
Median: 0.60
PNR: 0.42
Q1: 0.29
Min: 0.00

Howmet Aerospace (HWM) vs. Pentair (PNR): A comparison of their debt-to-equity ratio against the Capital Goods industry group benchmark.

Financial Strength Metrics

Financial strength metrics for Howmet Aerospace (HWM) and Pentair (PNR)
Metric	HWM	PNR
Current Ratio (MRQ)	1.86	1.47
Debt / Equity (MRQ)	0.80	0.42
Net Debt / EBITDA	1.35	1.61

Dividends

Dividend Yield (TTM)

Pentair (PNR) at 1.52% delivers top-quartile income for its industry, while Howmet Aerospace (HWM) at 0.25% pays a more typical yield — both are credible income propositions, PNR the richer one.

HWM

Capital Goods industry group

0.25%

Max: 2.66%
Q3: 1.14%
HWM: 0.25%
Median: 0.24%
Q1: 0.00%
Min: 0.00%

PNR

Capital Goods industry group

1.52%

Max: 2.66%
PNR: 1.52%
Q3: 1.14%
Median: 0.24%
Q1: 0.00%
Min: 0.00%

Howmet Aerospace (HWM) vs. Pentair (PNR): A comparison of their dividend yield against the Capital Goods industry group benchmark.

Dividend Payout Ratio (TTM)

Howmet Aerospace (HWM) at 9.80% pays out a band-typical share of earnings, while Pentair (PNR) at 28.88% distributes more than its industry norm — less retained, thinner cover.

HWM

Capital Goods industry group

9.80%

Max: 67.39%
Q3: 28.02%
HWM: 9.80%
Median: 6.86%
Q1: 0.00%
Min: 0.00%

PNR

Capital Goods industry group

28.88%

Max: 67.39%
PNR: 28.88%
Q3: 28.02%
Median: 6.86%
Q1: 0.00%
Min: 0.00%

Howmet Aerospace (HWM) vs. Pentair (PNR): A comparison of their payout ratio against the Capital Goods industry group benchmark.

Dividend Metrics

Dividend metrics for Howmet Aerospace (HWM) and Pentair (PNR)
Metric	HWM	PNR
Dividend Yield (TTM)	0.25%	1.52%
Dividend Payout Ratio (TTM)	9.80%	28.88%

Valuation

P/E Ratio (TTM)

Pentair (PNR) at 18.56 sits in the cheaper P/E ratio quartile, while Howmet Aerospace (HWM) at 40.35 sits in the richer quartile — a clear split in what investors pay for each dollar of trailing earnings.

HWM

Capital Goods industry group

40.35

Max: 59.38
HWM: 40.35
Q3: 35.92
Median: 25.41
Q1: 19.47
Min: 3.03

PNR

Capital Goods industry group

18.56

Max: 59.38
Q3: 35.92
Median: 25.41
Q1: 19.47
PNR: 18.56
Min: 3.03

Howmet Aerospace (HWM) vs. Pentair (PNR): A comparison of their P/E ratio against the Capital Goods industry group benchmark.

P/S Ratio (TTM)

Pentair (PNR) at 2.74 prices around its industry’s typical P/S ratio, while Howmet Aerospace (HWM) at 8.41 clears its benchmark range — HWM looks notably rich on sales.

HWM

Capital Goods industry group

8.41

HWM: 8.41
Max: 7.54
Q3: 3.76
Median: 2.15
Q1: 1.03
Min: 0.03

PNR

Capital Goods industry group

2.74

Max: 7.54
Q3: 3.76
PNR: 2.74
Median: 2.15
Q1: 1.03
Min: 0.03

Howmet Aerospace (HWM) vs. Pentair (PNR): A comparison of their P/S ratio against the Capital Goods industry group benchmark.

P/B Ratio (MRQ)

Pentair (PNR) at 2.82 sits near its industry’s typical P/B ratio, while Howmet Aerospace (HWM) at 14.20 prices above its benchmark range — HWM looks rich relative to book.

HWM

Capital Goods industry group

14.20

HWM: 14.20
Max: 9.66
Q3: 5.00
Median: 3.12
Q1: 1.81
Min: -1.08

PNR

Capital Goods industry group

2.82

Max: 9.66
Q3: 5.00
Median: 3.12
PNR: 2.82
Q1: 1.81
Min: -1.08

Howmet Aerospace (HWM) vs. Pentair (PNR): A comparison of their P/B ratio against the Capital Goods industry group benchmark.

Valuation Metrics

Valuation metrics for Howmet Aerospace (HWM) and Pentair (PNR)
Metric	HWM	PNR
P/E Ratio (TTM)	40.35	18.56
P/S Ratio (TTM)	8.41	2.74
P/B Ratio (MRQ)	14.20	2.82
Free Cash Flow Yield (TTM)	1.58%	4.77%