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FLS vs. SUNB: Flowserve vs. Sunbelt Rentals Stock Comparison

How do Flowserve (FLS) and Sunbelt Rentals (SUNB) 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

Flowserve (FLS) and Sunbelt Rentals (SUNB) both fall under the Capital Goods industry group, but FLS is classified in Machinery while SUNB is classified in Trading Companies & Distributors.

Flowserve (FLS) has been public since March 17, 1980, giving it decades of market history across multiple cycles, while Sunbelt Rentals (SUNB) listed only on March 2, 2026 and lacks comparable through-cycle data.

Company profile comparison for Flowserve (FLS) and Sunbelt Rentals (SUNB)
Profile ItemFLSSUNB
NameFlowserve CorporationSunbelt Rentals Holdings, Inc.
Country/RegionUnited StatesUnited States
GICS SectorIndustrialsIndustrials
GICS Industry GroupCapital GoodsCapital Goods
GICS IndustryMachineryTrading Companies & Distributors
GICS Sub-IndustryIndustrial Machinery & Supplies & ComponentsTrading Companies & Distributors
Market Capitalization10.19 billion USD31.57 billion USD
CurrencyUSDUSD
ExchangeNYSENYSE
Listing DateMarch 17, 1980March 2, 2026
Security TypeCommon StockCommon Stock

Price Performance

Cumulative Growth

FLS
SUNB
GSPC
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Flowserve (FLS) vs. Sunbelt Rentals (SUNB), 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 Flowserve (FLS) and Sunbelt Rentals (SUNB). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for Flowserve (FLS) and Sunbelt Rentals (SUNB). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for Flowserve (FLS) and Sunbelt Rentals (SUNB)
MetricFLSSUNB
Total Return (1Y)24.11%--
Total Return (3Y, Annualized)33.68%--
Total Return (5Y, Annualized)22.48%--

Risk Profile

Drawdown History

FLS
SUNB
GSPC
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Flowserve (FLS) vs. Sunbelt Rentals (SUNB), 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 Flowserve (FLS) and Sunbelt Rentals (SUNB). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for Flowserve (FLS) and Sunbelt Rentals (SUNB)
MetricFLSSUNB
Volatility (1Y, Annualized)42.18%45.72%
Beta (5Y)1.241.10
Max Drawdown (5Y)-38.76%-22.53%
Avg. Volume (3M)1.61M4.96M

Risk-Adjusted Performance

Risk-Return Positioning

Both FLS and SUNB need 1-year volatility and 1-year return to plot risk-return positioning.

Risk-Adjusted Metrics

Risk-adjusted metrics for Flowserve (FLS) and Sunbelt Rentals (SUNB)
MetricFLSSUNB
Sharpe Ratio (1Y)0.47--
Sortino Ratio (1Y)0.70--

Profitability

ROE (TTM)

Both Flowserve (FLS) at 11.61% and Sunbelt Rentals (SUNB) at 18.37% land near their industries’ usual ROE ranges, so capital efficiency looks broadly in line with peers on both sides.

FLS

Capital Goods industry group

11.61%

Max
40.55%
Q3
19.29%
Median
12.12%
FLS
11.61%
Q1
4.08%
Min
-17.12%

SUNB

Capital Goods industry group

18.37%

Max
40.55%
Q3
19.29%
SUNB
18.37%
Median
12.12%
Q1
4.08%
Min
-17.12%
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Flowserve (FLS) vs. Sunbelt Rentals (SUNB): A comparison of their ROE against the Capital Goods industry group benchmark.

Net Margin (TTM)

Sunbelt Rentals (SUNB) at 12.12% retains a top-quartile share of revenue as profit, ahead of Flowserve (FLS) at 5.42%, which keeps about the industry-typical share.

FLS

Capital Goods industry group

5.42%

Max
27.47%
Q3
12.10%
Median
6.30%
FLS
5.42%
Q1
1.40%
Min
-12.89%

SUNB

Capital Goods industry group

12.12%

Max
27.47%
SUNB
12.12%
Q3
12.10%
Median
6.30%
Q1
1.40%
Min
-12.89%
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Flowserve (FLS) vs. Sunbelt Rentals (SUNB): A comparison of their net margin against the Capital Goods industry group benchmark.

Operating Margin (TTM)

Sunbelt Rentals (SUNB) at 22.38% operates in the top operating margin quartile, ahead of Flowserve (FLS) at 13.45%, which runs around its industry’s norm.

FLS

Capital Goods industry group

13.45%

Max
36.60%
Q3
18.33%
FLS
13.45%
Median
11.12%
Q1
5.14%
Min
-12.63%

SUNB

Capital Goods industry group

22.38%

Max
36.60%
SUNB
22.38%
Q3
18.33%
Median
11.12%
Q1
5.14%
Min
-12.63%
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Flowserve (FLS) vs. Sunbelt Rentals (SUNB): A comparison of their operating margin against the Capital Goods industry group benchmark.

Profitability Metrics

Profitability metrics for Flowserve (FLS) and Sunbelt Rentals (SUNB)
MetricFLSSUNB
ROE (TTM)11.61%18.37%
ROA (TTM)6.36%6.71%
Net Margin (TTM)5.42%12.12%
Operating Margin (TTM)13.45%22.38%
Gross Margin (TTM)35.30%38.78%

Growth

Revenue Growth

Both Flowserve (FLS) at 3.76% and Sunbelt Rentals (SUNB) at 3.36% land near their industries' usual revenue growth ranges, so top-line momentum looks broadly in line with peers on both sides.

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Flowserve (FLS) vs. Sunbelt Rentals (SUNB): A comparison of their Revenue Growth across different time periods.

EPS Growth

Both Flowserve (FLS) at 23.36% and Sunbelt Rentals (SUNB) at -8.91% land near their industries' usual EPS growth ranges, so bottom-line momentum looks broadly in line with peers on both sides.

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Flowserve (FLS) vs. Sunbelt Rentals (SUNB): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for Flowserve (FLS) and Sunbelt Rentals (SUNB)
MetricFLSSUNB
Revenue Growth (YoY)3.76%3.36%
Revenue Growth (3Y CAGR)9.37%4.88%
EPS Growth (YoY)23.36%-8.91%
EPS Growth (3Y CAGR)22.39%-4.89%

Financial Strength

Current Ratio (MRQ)

Flowserve (FLS) at 2.10 keeps current ratio within its industry’s typical mid-range, while Sunbelt Rentals (SUNB) at 0.95 runs in the tighter-liquidity quartile — a thinner cushion against current liabilities for SUNB.

FLS

Capital Goods industry group

2.10

Max
5.22
Q3
2.95
FLS
2.10
Median
2.08
Q1
1.43
Min
0.36

SUNB

Capital Goods industry group

0.95

Max
5.22
Q3
2.95
Median
2.08
Q1
1.43
SUNB
0.95
Min
0.36
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Flowserve (FLS) vs. Sunbelt Rentals (SUNB): A comparison of their current ratio against the Capital Goods industry group benchmark.

Debt / Equity (MRQ)

Flowserve (FLS) at 0.95 carries an industry-typical debt-to-equity mix, while Sunbelt Rentals (SUNB) at 1.53 uses more debt funding than most peers.

FLS

Capital Goods industry group

0.95

Max
2.33
Q3
1.12
FLS
0.95
Median
0.60
Q1
0.29
Min
0.00

SUNB

Capital Goods industry group

1.53

Max
2.33
SUNB
1.53
Q3
1.12
Median
0.60
Q1
0.29
Min
0.00
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Flowserve (FLS) vs. Sunbelt Rentals (SUNB): A comparison of their debt-to-equity ratio against the Capital Goods industry group benchmark.

Financial Strength Metrics

Financial strength metrics for Flowserve (FLS) and Sunbelt Rentals (SUNB)
MetricFLSSUNB
Current Ratio (MRQ)2.100.95
Debt / Equity (MRQ)0.951.53
Net Debt / EBITDA2.083.93

Dividends

Dividend Yield (TTM)

Sunbelt Rentals (SUNB) at 1.87% delivers top-quartile income for its industry, while Flowserve (FLS) at 1.11% pays a more typical yield — both are credible income propositions, SUNB the richer one.

FLS

Capital Goods industry group

1.11%

Max
2.66%
Q3
1.14%
FLS
1.11%
Median
0.24%
Q1
0.00%
Min
0.00%

SUNB

Capital Goods industry group

1.87%

Max
2.66%
SUNB
1.87%
Q3
1.14%
Median
0.24%
Q1
0.00%
Min
0.00%
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Flowserve (FLS) vs. Sunbelt Rentals (SUNB): A comparison of their dividend yield against the Capital Goods industry group benchmark.

Dividend Payout Ratio (TTM)

Sunbelt Rentals (SUNB) at 22.63% pays out a band-typical share of earnings, while Flowserve (FLS) at 43.50% distributes more than its industry norm — less retained, thinner cover.

FLS

Capital Goods industry group

43.50%

Max
67.39%
FLS
43.50%
Q3
28.02%
Median
6.86%
Q1
0.00%
Min
0.00%

SUNB

Capital Goods industry group

22.63%

Max
67.39%
Q3
28.02%
SUNB
22.63%
Median
6.86%
Q1
0.00%
Min
0.00%
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Flowserve (FLS) vs. Sunbelt Rentals (SUNB): A comparison of their payout ratio against the Capital Goods industry group benchmark.

Dividend Metrics

Dividend metrics for Flowserve (FLS) and Sunbelt Rentals (SUNB)
MetricFLSSUNB
Dividend Yield (TTM)1.11%1.87%
Dividend Payout Ratio (TTM)43.50%22.63%

Valuation

P/E Ratio (TTM)

Sunbelt Rentals (SUNB) at 23.28 is near its industry’s usual P/E ratio, while Flowserve (FLS) at 40.19 sits in the richer quartile — FLS needs stronger growth or earnings quality to justify the premium.

FLS

Capital Goods industry group

40.19

Max
59.38
FLS
40.19
Q3
35.92
Median
25.41
Q1
19.47
Min
3.03

SUNB

Capital Goods industry group

23.28

Max
59.38
Q3
35.92
Median
25.41
SUNB
23.28
Q1
19.47
Min
3.03
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Flowserve (FLS) vs. Sunbelt Rentals (SUNB): A comparison of their P/E ratio against the Capital Goods industry group benchmark.

P/S Ratio (TTM)

On P/S ratio, both Flowserve (FLS) at 2.17 and Sunbelt Rentals (SUNB) at 2.75 are priced roughly in line with their industries — neither looks cheap nor rich on a sales basis.

FLS

Capital Goods industry group

2.17

Max
7.54
Q3
3.76
FLS
2.17
Median
2.15
Q1
1.03
Min
0.03

SUNB

Capital Goods industry group

2.75

Max
7.54
Q3
3.76
SUNB
2.75
Median
2.15
Q1
1.03
Min
0.03
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Flowserve (FLS) vs. Sunbelt Rentals (SUNB): A comparison of their P/S ratio against the Capital Goods industry group benchmark.

P/B Ratio (MRQ)

On P/B ratio, both Flowserve (FLS) at 4.40 and Sunbelt Rentals (SUNB) at 4.24 are valued close to their industries’ norm against book — neither stands out from peers.

FLS

Capital Goods industry group

4.40

Max
9.66
Q3
5.00
FLS
4.40
Median
3.12
Q1
1.81
Min
-1.08

SUNB

Capital Goods industry group

4.24

Max
9.66
Q3
5.00
SUNB
4.24
Median
3.12
Q1
1.81
Min
-1.08
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Flowserve (FLS) vs. Sunbelt Rentals (SUNB): A comparison of their P/B ratio against the Capital Goods industry group benchmark.

Valuation Metrics

Valuation metrics for Flowserve (FLS) and Sunbelt Rentals (SUNB)
MetricFLSSUNB
P/E Ratio (TTM)40.1923.28
P/S Ratio (TTM)2.172.75
P/B Ratio (MRQ)4.404.24
Free Cash Flow Yield (TTM)3.62%5.47%