HEI vs. PH: HEICO vs. Parker-Hannifin Stock Comparison

November 11, 2026

How do HEICO (HEI) and Parker-Hannifin (PH) 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

HEICO (HEI) and Parker-Hannifin (PH) both fall under the Capital Goods industry group, but HEI is classified in Aerospace & Defense while PH is classified in Machinery.

Company profile comparison for HEICO (HEI) and Parker-Hannifin (PH)
Profile Item	HEI	PH
Name	HEICO Corporation	Parker-Hannifin Corporation
Country/Region	United States	United States
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	46.49 billion USD	115.73 billion USD
Currency	USD	USD
Exchange	NYSE	NYSE
Listing Date	March 17, 1980	March 17, 1980
Security Type	Common Stock	Common Stock

Price Performance

Cumulative Growth

HEI

GSPC

HEICO (HEI) vs. Parker-Hannifin (PH), 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 HEICO (HEI) and Parker-Hannifin (PH). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for HEICO (HEI) and Parker-Hannifin (PH). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for HEICO (HEI) and Parker-Hannifin (PH)
Metric	HEI	PH
Total Return (1Y)	6.50%	14.13%
Total Return (3Y, Annualized)	28.48%	33.71%
Total Return (5Y, Annualized)	18.19%	25.35%

Risk Profile

Drawdown History

HEI

GSPC

HEICO (HEI) vs. Parker-Hannifin (PH), 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 HEICO (HEI) and Parker-Hannifin (PH). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for HEICO (HEI) and Parker-Hannifin (PH)
Metric	HEI	PH
Volatility (1Y, Annualized)	33.37%	27.33%
Beta (5Y)	1.06	1.12
Max Drawdown (5Y)	-27.11%	-28.64%
Avg. Volume (3M)	480.74K	627.57K

Risk-Adjusted Performance

Risk-Return Positioning

HEI and PH 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 HEICO (HEI) and Parker-Hannifin (PH)
Metric	HEI	PH
Sharpe Ratio (1Y)	0.07	0.36
Sortino Ratio (1Y)	0.10	0.53

Profitability

ROE (TTM)

Parker-Hannifin (PH) at 24.95% sits in the top ROE quartile, while HEICO (HEI) at 17.73% is closer to the peer norm — stronger capital efficiency for PH.

HEI

Capital Goods industry group

17.73%

Max: 40.55%
Q3: 19.29%
HEI: 17.73%
Median: 12.12%
Q1: 4.08%
Min: -17.12%

PH

Capital Goods industry group

24.95%

Max: 40.55%
PH: 24.95%
Q3: 19.29%
Median: 12.12%
Q1: 4.08%
Min: -17.12%

HEICO (HEI) vs. Parker-Hannifin (PH): A comparison of their ROE against the Capital Goods industry group benchmark.

Net Margin (TTM)

For every dollar of sales, both HEICO (HEI) at 16.38% and Parker-Hannifin (PH) at 16.62% retain more as net profit than most peers, landing in the top net margin quartile of their industries.

HEI

Capital Goods industry group

16.38%

Max: 27.47%
HEI: 16.38%
Q3: 12.10%
Median: 6.30%
Q1: 1.40%
Min: -12.89%

PH

Capital Goods industry group

16.62%

Max: 27.47%
PH: 16.62%
Q3: 12.10%
Median: 6.30%
Q1: 1.40%
Min: -12.89%

HEICO (HEI) vs. Parker-Hannifin (PH): A comparison of their net margin against the Capital Goods industry group benchmark.

Operating Margin (TTM)

Both HEICO (HEI) at 25.14% and Parker-Hannifin (PH) at 21.90% convert sales into operating profit at a top-quartile rate, pointing to tighter cost discipline before financing and tax.

HEI

Capital Goods industry group

25.14%

Max: 36.60%
HEI: 25.14%
Q3: 18.33%
Median: 11.12%
Q1: 5.14%
Min: -12.63%

PH

Capital Goods industry group

21.90%

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

HEICO (HEI) vs. Parker-Hannifin (PH): A comparison of their operating margin against the Capital Goods industry group benchmark.

Profitability Metrics

Profitability metrics for HEICO (HEI) and Parker-Hannifin (PH)
Metric	HEI	PH
ROE (TTM)	17.73%	24.95%
ROA (TTM)	8.50%	8.56%
Net Margin (TTM)	16.38%	16.62%
Operating Margin (TTM)	25.14%	21.90%
Gross Margin (TTM)	40.40%	37.70%

Growth

Revenue Growth

Both HEICO (HEI) at 16.26% and Parker-Hannifin (PH) at 8.31% land near their industries' usual revenue growth ranges, so top-line momentum looks broadly in line with peers on both sides.

HEICO (HEI) vs. Parker-Hannifin (PH): A comparison of their Revenue Growth across different time periods.

EPS Growth

HEICO (HEI) at 33.52% sits in the top EPS growth quartile, while Parker-Hannifin (PH) at 5.01% is closer to the peer norm — faster per-share earnings growth for HEI.

HEICO (HEI) vs. Parker-Hannifin (PH): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for HEICO (HEI) and Parker-Hannifin (PH)
Metric	HEI	PH
Revenue Growth (YoY)	16.26%	8.31%
Revenue Growth (3Y CAGR)	26.64%	4.09%
EPS Growth (YoY)	33.52%	5.01%
EPS Growth (3Y CAGR)	24.32%	21.09%

Financial Strength

Current Ratio (MRQ)

HEICO (HEI) at 2.72 keeps current ratio within its industry’s typical mid-range, while Parker-Hannifin (PH) at 0.94 runs in the tighter-liquidity quartile — a thinner cushion against current liabilities for PH.

HEI

Capital Goods industry group

2.72

Max: 5.22
Q3: 2.95
HEI: 2.72
Median: 2.08
Q1: 1.43
Min: 0.36

PH

Capital Goods industry group

0.94

Max: 5.22
Q3: 2.95
Median: 2.08
Q1: 1.43
PH: 0.94
Min: 0.36

HEICO (HEI) vs. Parker-Hannifin (PH): A comparison of their current ratio against the Capital Goods industry group benchmark.

Debt / Equity (MRQ)

Both HEICO (HEI) at 0.45 and Parker-Hannifin (PH) at 1.09 fund their balance sheets with roughly industry-typical debt-to-equity mixes.

HEI

Capital Goods industry group

0.45

Max: 2.33
Q3: 1.12
Median: 0.60
HEI: 0.45
Q1: 0.29
Min: 0.00

PH

Capital Goods industry group

1.09

Max: 2.33
Q3: 1.12
PH: 1.09
Median: 0.60
Q1: 0.29
Min: 0.00

HEICO (HEI) vs. Parker-Hannifin (PH): A comparison of their debt-to-equity ratio against the Capital Goods industry group benchmark.

Financial Strength Metrics

Financial strength metrics for HEICO (HEI) and Parker-Hannifin (PH)
Metric	HEI	PH
Current Ratio (MRQ)	2.72	0.94
Debt / Equity (MRQ)	0.45	1.09
Net Debt / EBITDA	1.56	2.81

Dividends

Dividend Yield (TTM)

Both HEICO (HEI) at 0.08% and Parker-Hannifin (PH) at 0.85% pay solid, industry-typical yields, sitting squarely within their peers’ usual range.

HEI

Capital Goods industry group

0.08%

Max: 2.66%
Q3: 1.14%
Median: 0.24%
HEI: 0.08%
Q1: 0.00%
Min: 0.00%

PH

Capital Goods industry group

0.85%

Max: 2.66%
Q3: 1.14%
PH: 0.85%
Median: 0.24%
Q1: 0.00%
Min: 0.00%

HEICO (HEI) vs. Parker-Hannifin (PH): A comparison of their dividend yield against the Capital Goods industry group benchmark.

Dividend Payout Ratio (TTM)

Both HEICO (HEI) at 4.17% and Parker-Hannifin (PH) at 26.11% keep payout ratio within their industries’ typical mid-ranges — dividend policies that share earnings without consuming too much of them.

HEI

Capital Goods industry group

4.17%

Max: 67.39%
Q3: 28.02%
Median: 6.86%
HEI: 4.17%
Q1: 0.00%
Min: 0.00%

PH

Capital Goods industry group

26.11%

Max: 67.39%
Q3: 28.02%
PH: 26.11%
Median: 6.86%
Q1: 0.00%
Min: 0.00%

HEICO (HEI) vs. Parker-Hannifin (PH): A comparison of their payout ratio against the Capital Goods industry group benchmark.

Dividend Metrics

Dividend metrics for HEICO (HEI) and Parker-Hannifin (PH)
Metric	HEI	PH
Dividend Yield (TTM)	0.08%	0.85%
Dividend Payout Ratio (TTM)	4.17%	26.11%

Valuation

P/E Ratio (TTM)

Parker-Hannifin (PH) at 31.53 is near its industry’s usual P/E ratio, while HEICO (HEI) at 55.44 sits in the richer quartile — HEI needs stronger growth or earnings quality to justify the premium.

HEI

Capital Goods industry group

55.44

Max: 59.38
HEI: 55.44
Q3: 35.92
Median: 25.41
Q1: 19.47
Min: 3.03

PH

Capital Goods industry group

31.53

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

HEICO (HEI) vs. Parker-Hannifin (PH): A comparison of their P/E ratio against the Capital Goods industry group benchmark.

P/S Ratio (TTM)

Both look expensive on sales: Parker-Hannifin (PH) at 5.16 sits in the upper P/S ratio quartile, and HEICO (HEI) at 8.98 prices even higher, above its industry range.

HEI

Capital Goods industry group

8.98

HEI: 8.98
Max: 7.54
Q3: 3.76
Median: 2.15
Q1: 1.03
Min: 0.03

PH

Capital Goods industry group

5.16

Max: 7.54
PH: 5.16
Q3: 3.76
Median: 2.15
Q1: 1.03
Min: 0.03

HEICO (HEI) vs. Parker-Hannifin (PH): A comparison of their P/S ratio against the Capital Goods industry group benchmark.

P/B Ratio (MRQ)

Both HEICO (HEI) at 9.40 and Parker-Hannifin (PH) at 7.25 carry a premium to book value versus peers, sitting in the upper P/B ratio quartile of their industries.

HEI

Capital Goods industry group

9.40

Max: 9.66
HEI: 9.40
Q3: 5.00
Median: 3.12
Q1: 1.81
Min: -1.08

PH

Capital Goods industry group

7.25

Max: 9.66
PH: 7.25
Q3: 5.00
Median: 3.12
Q1: 1.81
Min: -1.08

HEICO (HEI) vs. Parker-Hannifin (PH): A comparison of their P/B ratio against the Capital Goods industry group benchmark.

Valuation Metrics

Valuation metrics for HEICO (HEI) and Parker-Hannifin (PH)
Metric	HEI	PH
P/E Ratio (TTM)	55.44	31.53
P/S Ratio (TTM)	8.98	5.16
P/B Ratio (MRQ)	9.40	7.25
Free Cash Flow Yield (TTM)	1.82%	2.45%