FLS vs. IEX: Flowserve vs. IDEX Stock Comparison

November 11, 2026

How do Flowserve (FLS) and IDEX (IEX) 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 IDEX (IEX) are both classified in the Industrial Machinery & Supplies & Components sub-industry within the broader Machinery industry, placing them in the closest GICS peer bucket.

Company profile comparison for Flowserve (FLS) and IDEX (IEX)
Profile Item	FLS	IEX
Name	Flowserve Corporation	IDEX Corporation
Country/Region	United States	United States
GICS Sector	Industrials	Industrials
GICS Industry Group	Capital Goods	Capital Goods
GICS Industry	Machinery	Machinery
GICS Sub-Industry	Industrial Machinery & Supplies & Components	Industrial Machinery & Supplies & Components
Market Capitalization	10.19 billion USD	16.67 billion USD
Currency	USD	USD
Exchange	NYSE	NYSE
Listing Date	March 17, 1980	June 2, 1989
Security Type	Common Stock	Common Stock

Price Performance

Cumulative Growth

FLS

IEX

GSPC

Flowserve (FLS) vs. IDEX (IEX), 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 IDEX (IEX). Returns over one year are annualized.

Calendar-Year Returns

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

Performance Metrics

Price performance metrics for Flowserve (FLS) and IDEX (IEX)
Metric	FLS	IEX
Total Return (1Y)	24.11%	42.33%
Total Return (3Y, Annualized)	33.68%	8.92%
Total Return (5Y, Annualized)	22.48%	1.31%

Risk Profile

Drawdown History

FLS

IEX

GSPC

Flowserve (FLS) vs. IDEX (IEX), 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 IDEX (IEX). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for Flowserve (FLS) and IDEX (IEX)
Metric	FLS	IEX
Volatility (1Y, Annualized)	42.18%	22.98%
Beta (5Y)	1.24	0.95
Max Drawdown (5Y)	-38.76%	-34.60%
Avg. Volume (3M)	1.61M	666.74K

Risk-Adjusted Performance

Risk-Return Positioning

FLS and IEX 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 Flowserve (FLS) and IDEX (IEX)
Metric	FLS	IEX
Sharpe Ratio (1Y)	0.47	1.66
Sortino Ratio (1Y)	0.70	2.64

Profitability

ROE (TTM)

Both Flowserve (FLS) at 11.61% and IDEX (IEX) at 13.35% 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%

IEX

Capital Goods industry group

13.35%

Max: 40.55%
Q3: 19.29%
IEX: 13.35%
Median: 12.12%
Q1: 4.08%
Min: -17.12%

Flowserve (FLS) vs. IDEX (IEX): A comparison of their ROE against the Capital Goods industry group benchmark.

Net Margin (TTM)

IDEX (IEX) at 14.65% 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%

IEX

Capital Goods industry group

14.65%

Max: 27.47%
IEX: 14.65%
Q3: 12.10%
Median: 6.30%
Q1: 1.40%
Min: -12.89%

Flowserve (FLS) vs. IDEX (IEX): A comparison of their net margin against the Capital Goods industry group benchmark.

Operating Margin (TTM)

IDEX (IEX) at 22.33% 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%

IEX

Capital Goods industry group

22.33%

Max: 36.60%
IEX: 22.33%
Q3: 18.33%
Median: 11.12%
Q1: 5.14%
Min: -12.63%

Flowserve (FLS) vs. IDEX (IEX): A comparison of their operating margin against the Capital Goods industry group benchmark.

Profitability Metrics

Profitability metrics for Flowserve (FLS) and IDEX (IEX)
Metric	FLS	IEX
ROE (TTM)	11.61%	13.35%
ROA (TTM)	6.36%	7.06%
Net Margin (TTM)	5.42%	14.65%
Operating Margin (TTM)	13.45%	22.33%
Gross Margin (TTM)	35.30%	44.91%

Growth

Revenue Growth

Both Flowserve (FLS) at 3.76% and IDEX (IEX) at 5.77% land near their industries' usual revenue growth ranges, so top-line momentum looks broadly in line with peers on both sides.

Flowserve (FLS) vs. IDEX (IEX): A comparison of their Revenue Growth across different time periods.

EPS Growth

Both Flowserve (FLS) at 23.36% and IDEX (IEX) at -3.46% land near their industries' usual EPS growth ranges, so bottom-line momentum looks broadly in line with peers on both sides.

Flowserve (FLS) vs. IDEX (IEX): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for Flowserve (FLS) and IDEX (IEX)
Metric	FLS	IEX
Revenue Growth (YoY)	3.76%	5.77%
Revenue Growth (3Y CAGR)	9.37%	2.81%
EPS Growth (YoY)	23.36%	-3.46%
EPS Growth (3Y CAGR)	22.39%	-5.97%

Financial Strength

Current Ratio (MRQ)

Both Flowserve (FLS) at 2.10 and IDEX (IEX) at 2.78 carry current ratio within their industries’ typical mid-ranges, suggesting balanced short-term liquidity relative to peers.

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

IEX

Capital Goods industry group

2.78

Max: 5.22
Q3: 2.95
IEX: 2.78
Median: 2.08
Q1: 1.43
Min: 0.36

Flowserve (FLS) vs. IDEX (IEX): A comparison of their current ratio against the Capital Goods industry group benchmark.

Debt / Equity (MRQ)

Both Flowserve (FLS) at 0.95 and IDEX (IEX) at 0.44 fund their balance sheets with roughly industry-typical debt-to-equity mixes.

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

IEX

Capital Goods industry group

0.44

Max: 2.33
Q3: 1.12
Median: 0.60
IEX: 0.44
Q1: 0.29
Min: 0.00

Flowserve (FLS) vs. IDEX (IEX): 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 IDEX (IEX)
Metric	FLS	IEX
Current Ratio (MRQ)	2.10	2.78
Debt / Equity (MRQ)	0.95	0.44
Net Debt / EBITDA	2.08	1.18

Dividends

Dividend Yield (TTM)

IDEX (IEX) at 1.30% delivers top-quartile income for its industry, while Flowserve (FLS) at 1.11% pays a more typical yield — both are credible income propositions, IEX 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%

IEX

Capital Goods industry group

1.30%

Max: 2.66%
IEX: 1.30%
Q3: 1.14%
Median: 0.24%
Q1: 0.00%
Min: 0.00%

Flowserve (FLS) vs. IDEX (IEX): A comparison of their dividend yield against the Capital Goods industry group benchmark.

Dividend Payout Ratio (TTM)

Both Flowserve (FLS) at 43.50% and IDEX (IEX) at 50.14% pay out an above-typical share of earnings for their industries, leaving thinner cover if profits dip.

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%

IEX

Capital Goods industry group

50.14%

Max: 67.39%
IEX: 50.14%
Q3: 28.02%
Median: 6.86%
Q1: 0.00%
Min: 0.00%

Flowserve (FLS) vs. IDEX (IEX): A comparison of their payout ratio against the Capital Goods industry group benchmark.

Dividend Metrics

Dividend metrics for Flowserve (FLS) and IDEX (IEX)
Metric	FLS	IEX
Dividend Yield (TTM)	1.11%	1.30%
Dividend Payout Ratio (TTM)	43.50%	50.14%

Valuation

P/E Ratio (TTM)

IDEX (IEX) at 31.53 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

IEX

Capital Goods industry group

31.53

Max: 59.38
Q3: 35.92
IEX: 31.53
Median: 25.41
Q1: 19.47
Min: 3.03

Flowserve (FLS) vs. IDEX (IEX): A comparison of their P/E ratio against the Capital Goods industry group benchmark.

P/S Ratio (TTM)

Flowserve (FLS) at 2.17 is priced about in line with its industry on P/S ratio, while IDEX (IEX) at 4.56 sits in the pricier quartile — IEX costs more per dollar of sales.

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

IEX

Capital Goods industry group

4.56

Max: 7.54
IEX: 4.56
Q3: 3.76
Median: 2.15
Q1: 1.03
Min: 0.03

Flowserve (FLS) vs. IDEX (IEX): 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 IDEX (IEX) at 4.17 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

IEX

Capital Goods industry group

4.17

Max: 9.66
Q3: 5.00
IEX: 4.17
Median: 3.12
Q1: 1.81
Min: -1.08

Flowserve (FLS) vs. IDEX (IEX): A comparison of their P/B ratio against the Capital Goods industry group benchmark.

Valuation Metrics

Valuation metrics for Flowserve (FLS) and IDEX (IEX)
Metric	FLS	IEX
P/E Ratio (TTM)	40.19	31.53
P/S Ratio (TTM)	2.17	4.56
P/B Ratio (MRQ)	4.40	4.17
Free Cash Flow Yield (TTM)	3.62%	3.50%