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Side-by-side financial comparison of HEICO CORP (HEI) and 3M (MMM). Click either name above to swap in a different company.

3M is the larger business by last-quarter revenue ($6.0B vs $1.2B, roughly 5.0× HEICO CORP). HEICO CORP runs the higher net margin — 15.6% vs 10.8%, a 4.7% gap on every dollar of revenue. On growth, HEICO CORP posted the faster year-over-year revenue change (19.3% vs 1.3%). 3M produced more free cash flow last quarter ($2.0B vs $268.5M). Over the past eight quarters, HEICO CORP's revenue compounded faster (16.2% CAGR vs -1.8%).

Berkshire Hathaway Inc. is an American multinational conglomerate holding company headquartered in Omaha, Nebraska. Originally a textile manufacturer, the company transitioned into a conglomerate starting in 1965 under the management of chairman and CEO Warren Buffett and vice chairman Charlie Munger. Greg Abel succeeded Buffett as CEO at the beginning of 2026. Buffett personally owns 38.4% of the Class A voting shares of Berkshire Hathaway, representing a 15.1% overall economic interest in t...

The 3M Company is an American multinational conglomerate operating in the fields of industry, worker safety, and consumer goods. Based in the Saint Paul suburb of Maplewood, the company produces over 60,000 products, including adhesives, abrasives, laminates, passive fire protection, personal protective equipment, window films, paint protection film, electrical, electronic connecting, insulating materials, car-care products, electronic circuits, and optical films. Among its best-known consume...

HEI vs MMM — Head-to-Head

Bigger by revenue
MMM
MMM
5.0× larger
MMM
$6.0B
$1.2B
HEI
Growing faster (revenue YoY)
HEI
HEI
+18.0% gap
HEI
19.3%
1.3%
MMM
Higher net margin
HEI
HEI
4.7% more per $
HEI
15.6%
10.8%
MMM
More free cash flow
MMM
MMM
$1.8B more FCF
MMM
$2.0B
$268.5M
HEI
Faster 2-yr revenue CAGR
HEI
HEI
Annualised
HEI
16.2%
-1.8%
MMM

Income Statement — Q4 2025 vs Q1 2026

Metric
HEI
HEI
MMM
MMM
Revenue
$1.2B
$6.0B
Net Profit
$188.3M
$653.0M
Gross Margin
40.2%
40.7%
Operating Margin
23.1%
23.2%
Net Margin
15.6%
10.8%
Revenue YoY
19.3%
1.3%
Net Profit YoY
34.8%
-41.5%
EPS (diluted)
$1.32
$1.23

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
HEI
HEI
MMM
MMM
Q1 26
$6.0B
Q4 25
$1.2B
$6.1B
Q3 25
$1.1B
$6.5B
Q2 25
$1.1B
$6.3B
Q1 25
$1.0B
$6.0B
Q4 24
$1.0B
$6.0B
Q3 24
$992.2M
$6.3B
Q2 24
$955.4M
$6.3B
Net Profit
HEI
HEI
MMM
MMM
Q1 26
$653.0M
Q4 25
$188.3M
$577.0M
Q3 25
$177.3M
$834.0M
Q2 25
$156.8M
$723.0M
Q1 25
$168.0M
$1.1B
Q4 24
$139.7M
$728.0M
Q3 24
$136.6M
$1.4B
Q2 24
$123.1M
$1.1B
Gross Margin
HEI
HEI
MMM
MMM
Q1 26
40.7%
Q4 25
40.2%
33.6%
Q3 25
39.8%
41.8%
Q2 25
39.9%
42.5%
Q1 25
39.4%
41.6%
Q4 24
38.9%
51.7%
Q3 24
39.2%
42.1%
Q2 24
38.9%
42.9%
Operating Margin
HEI
HEI
MMM
MMM
Q1 26
23.2%
Q4 25
23.1%
13.0%
Q3 25
23.1%
22.2%
Q2 25
22.6%
18.0%
Q1 25
22.0%
20.9%
Q4 24
21.6%
12.2%
Q3 24
21.8%
20.9%
Q2 24
21.9%
20.3%
Net Margin
HEI
HEI
MMM
MMM
Q1 26
10.8%
Q4 25
15.6%
9.4%
Q3 25
15.5%
12.8%
Q2 25
14.3%
11.4%
Q1 25
16.3%
18.7%
Q4 24
13.8%
12.1%
Q3 24
13.8%
21.8%
Q2 24
12.9%
18.3%
EPS (diluted)
HEI
HEI
MMM
MMM
Q1 26
$1.23
Q4 25
$1.32
$1.07
Q3 25
$1.26
$1.55
Q2 25
$1.12
$1.34
Q1 25
$1.20
$2.04
Q4 24
$1.00
$1.33
Q3 24
$0.97
$2.48
Q2 24
$0.88
$2.07

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
HEI
HEI
MMM
MMM
Cash + ST InvestmentsLiquidity on hand
$217.8M
$3.7B
Total DebtLower is stronger
$2.2B
$10.9B
Stockholders' EquityBook value
$4.3B
$3.3B
Total Assets
$8.5B
$35.4B
Debt / EquityLower = less leverage
0.50×
3.29×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
HEI
HEI
MMM
MMM
Q1 26
$3.7B
Q4 25
$217.8M
Q3 25
$261.9M
Q2 25
$242.3M
Q1 25
$165.5M
Q4 24
$162.1M
Q3 24
$202.9M
Q2 24
$204.2M
Total Debt
HEI
HEI
MMM
MMM
Q1 26
$10.9B
Q4 25
$2.2B
$12.6B
Q3 25
$2.4B
$12.6B
Q2 25
$2.3B
$13.1B
Q1 25
$2.3B
$13.5B
Q4 24
$2.2B
$13.0B
Q3 24
$2.3B
$13.2B
Q2 24
$2.4B
$13.1B
Stockholders' Equity
HEI
HEI
MMM
MMM
Q1 26
$3.3B
Q4 25
$4.3B
$4.7B
Q3 25
$4.1B
$4.6B
Q2 25
$4.0B
$4.3B
Q1 25
$3.7B
$4.5B
Q4 24
$3.6B
$3.8B
Q3 24
$3.5B
$4.6B
Q2 24
$3.4B
$3.9B
Total Assets
HEI
HEI
MMM
MMM
Q1 26
$35.4B
Q4 25
$8.5B
$37.7B
Q3 25
$8.5B
$37.6B
Q2 25
$8.1B
$38.0B
Q1 25
$7.9B
$40.0B
Q4 24
$7.6B
$39.9B
Q3 24
$7.4B
$40.9B
Q2 24
$7.4B
$43.4B
Debt / Equity
HEI
HEI
MMM
MMM
Q1 26
3.29×
Q4 25
0.50×
2.68×
Q3 25
0.59×
2.72×
Q2 25
0.57×
3.06×
Q1 25
0.63×
3.02×
Q4 24
0.61×
3.40×
Q3 24
0.64×
2.84×
Q2 24
0.70×
3.34×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
HEI
HEI
MMM
MMM
Operating Cash FlowLast quarter
$295.3M
Free Cash FlowOCF − Capex
$268.5M
$2.0B
FCF MarginFCF / Revenue
22.2%
33.6%
Capex IntensityCapex / Revenue
2.2%
Cash ConversionOCF / Net Profit
1.57×
TTM Free Cash FlowTrailing 4 quarters
$861.4M
$3.7B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
HEI
HEI
MMM
MMM
Q1 26
Q4 25
$295.3M
$1.6B
Q3 25
$231.2M
$1.8B
Q2 25
$204.7M
$-954.0M
Q1 25
$203.0M
$-79.0M
Q4 24
$205.6M
$1.8B
Q3 24
$214.0M
$-1.8B
Q2 24
$141.1M
$1.0B
Free Cash Flow
HEI
HEI
MMM
MMM
Q1 26
$2.0B
Q4 25
$268.5M
$1.3B
Q3 25
$218.5M
$1.5B
Q2 25
$188.7M
$-1.2B
Q1 25
$185.7M
$-315.0M
Q4 24
$189.5M
$1.5B
Q3 24
$198.1M
$-2.0B
Q2 24
$128.2M
$752.0M
FCF Margin
HEI
HEI
MMM
MMM
Q1 26
33.6%
Q4 25
22.2%
21.8%
Q3 25
19.0%
23.6%
Q2 25
17.2%
-18.3%
Q1 25
18.0%
-5.3%
Q4 24
18.7%
25.4%
Q3 24
20.0%
-32.3%
Q2 24
13.4%
12.0%
Capex Intensity
HEI
HEI
MMM
MMM
Q1 26
Q4 25
2.2%
4.0%
Q3 25
1.1%
3.3%
Q2 25
1.5%
3.3%
Q1 25
1.7%
4.0%
Q4 24
1.6%
4.8%
Q3 24
1.6%
3.9%
Q2 24
1.4%
4.3%
Cash Conversion
HEI
HEI
MMM
MMM
Q1 26
Q4 25
1.57×
2.74×
Q3 25
1.30×
2.11×
Q2 25
1.31×
-1.32×
Q1 25
1.21×
-0.07×
Q4 24
1.47×
2.50×
Q3 24
1.57×
-1.30×
Q2 24
1.15×
0.89×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

HEI
HEI

Aftermarket Replacement Parts$510.0M42%
Electronic Componentsfor Defense Spaceand Aerospace$311.8M26%
Defenseand Space$170.6M14%
Specialty Products$118.9M10%
Other Electronic Components$73.0M6%
Other Industries$15.9M1%

MMM
MMM

Safety and Industrial business segment$2.9B49%
Transportation and Electronics business segment$1.8B31%
Consumer business segment$1.1B19%
Corporate$121.0M2%

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