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Side-by-side financial comparison of Inspire Medical Systems, Inc. (INSP) and Bristow Group Inc. (VTOL). Click either name above to swap in a different company.

Bristow Group Inc. is the larger business by last-quarter revenue ($377.3M vs $269.1M, roughly 1.4× Inspire Medical Systems, Inc.). Inspire Medical Systems, Inc. runs the higher net margin — 50.6% vs 4.9%, a 45.7% gap on every dollar of revenue. On growth, Inspire Medical Systems, Inc. posted the faster year-over-year revenue change (12.2% vs 6.7%). Bristow Group Inc. produced more free cash flow last quarter ($47.8M vs $41.8M). Over the past eight quarters, Inspire Medical Systems, Inc.'s revenue compounded faster (28.1% CAGR vs 5.8%).

Inspire Medical Systems, Inc. is a medical technology firm that develops, manufactures and commercializes implantable neurostimulation solutions for obstructive sleep apnea. Its core product serves patients intolerant to CPAP therapy, with main markets across North America, Europe, and select Asia-Pacific regions, operating in sleep medicine and otolaryngology segments.

Bristow Helicopters Limited is a British civil helicopter operator originally based at Aberdeen Airport, Scotland, which is currently a part of the U.S.-based Bristow Group which in turn has its corporate headquarters in Houston, Texas, U.S. In 2020, Bristow Group was merged with Era Helicopters, a large U.S.-based commercial helicopter operator that was previously a division of Era Aviation, with the two companies then continuing to use the Bristow name.

INSP vs VTOL — Head-to-Head

Bigger by revenue
VTOL
VTOL
1.4× larger
VTOL
$377.3M
$269.1M
INSP
Growing faster (revenue YoY)
INSP
INSP
+5.5% gap
INSP
12.2%
6.7%
VTOL
Higher net margin
INSP
INSP
45.7% more per $
INSP
50.6%
4.9%
VTOL
More free cash flow
VTOL
VTOL
$6.0M more FCF
VTOL
$47.8M
$41.8M
INSP
Faster 2-yr revenue CAGR
INSP
INSP
Annualised
INSP
28.1%
5.8%
VTOL

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
INSP
INSP
VTOL
VTOL
Revenue
$269.1M
$377.3M
Net Profit
$136.1M
$18.4M
Gross Margin
86.6%
Operating Margin
17.1%
8.5%
Net Margin
50.6%
4.9%
Revenue YoY
12.2%
6.7%
Net Profit YoY
286.4%
-42.1%
EPS (diluted)
$4.57
$0.61

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
INSP
INSP
VTOL
VTOL
Q4 25
$269.1M
$377.3M
Q3 25
$224.5M
$386.3M
Q2 25
$217.1M
$376.4M
Q1 25
$201.3M
$350.5M
Q4 24
$239.7M
$353.5M
Q3 24
$203.2M
$365.1M
Q2 24
$195.9M
$359.7M
Q1 24
$164.0M
$337.1M
Net Profit
INSP
INSP
VTOL
VTOL
Q4 25
$136.1M
$18.4M
Q3 25
$9.9M
$51.5M
Q2 25
$-3.6M
$31.7M
Q1 25
$3.0M
$27.4M
Q4 24
$35.2M
$31.8M
Q3 24
$18.5M
$28.2M
Q2 24
$9.8M
$28.2M
Q1 24
$-10.0M
$6.6M
Gross Margin
INSP
INSP
VTOL
VTOL
Q4 25
86.6%
Q3 25
85.8%
Q2 25
84.0%
Q1 25
84.7%
Q4 24
85.0%
Q3 24
84.1%
Q2 24
84.8%
Q1 24
84.9%
Operating Margin
INSP
INSP
VTOL
VTOL
Q4 25
17.1%
8.5%
Q3 25
4.3%
13.1%
Q2 25
-1.5%
11.3%
Q1 25
-0.7%
9.6%
Q4 24
13.3%
9.0%
Q3 24
7.0%
9.1%
Q2 24
2.6%
12.4%
Q1 24
-9.3%
6.8%
Net Margin
INSP
INSP
VTOL
VTOL
Q4 25
50.6%
4.9%
Q3 25
4.4%
13.3%
Q2 25
-1.7%
8.4%
Q1 25
1.5%
7.8%
Q4 24
14.7%
9.0%
Q3 24
9.1%
7.7%
Q2 24
5.0%
7.8%
Q1 24
-6.1%
2.0%
EPS (diluted)
INSP
INSP
VTOL
VTOL
Q4 25
$4.57
$0.61
Q3 25
$0.34
$1.72
Q2 25
$-0.12
$1.07
Q1 25
$0.10
$0.92
Q4 24
$1.17
$1.07
Q3 24
$0.60
$0.95
Q2 24
$0.32
$0.96
Q1 24
$-0.34
$0.23

Balance Sheet & Financial Strength

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

Metric
INSP
INSP
VTOL
VTOL
Cash + ST InvestmentsLiquidity on hand
$308.3M
$286.2M
Total DebtLower is stronger
$671.5M
Stockholders' EquityBook value
$781.2M
$1.1B
Total Assets
$907.3M
$2.3B
Debt / EquityLower = less leverage
0.63×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
INSP
INSP
VTOL
VTOL
Q4 25
$308.3M
$286.2M
Q3 25
$322.6M
$245.5M
Q2 25
$300.9M
$251.8M
Q1 25
$369.2M
$191.1M
Q4 24
$445.5M
$247.5M
Q3 24
$411.0M
$200.3M
Q2 24
$439.7M
$178.6M
Q1 24
$441.4M
$140.6M
Total Debt
INSP
INSP
VTOL
VTOL
Q4 25
$671.5M
Q3 25
$675.0M
Q2 25
$705.2M
Q1 25
$701.9M
Q4 24
$689.8M
Q3 24
$629.1M
Q2 24
$594.2M
Q1 24
$544.1M
Stockholders' Equity
INSP
INSP
VTOL
VTOL
Q4 25
$781.2M
$1.1B
Q3 25
$666.5M
$1.0B
Q2 25
$677.8M
$984.4M
Q1 25
$635.7M
$931.7M
Q4 24
$689.7M
$891.7M
Q3 24
$696.6M
$899.2M
Q2 24
$638.1M
$849.1M
Q1 24
$589.0M
$820.7M
Total Assets
INSP
INSP
VTOL
VTOL
Q4 25
$907.3M
$2.3B
Q3 25
$807.7M
$2.3B
Q2 25
$802.2M
$2.3B
Q1 25
$730.8M
$2.2B
Q4 24
$808.4M
$2.1B
Q3 24
$796.2M
$2.1B
Q2 24
$728.4M
$2.0B
Q1 24
$685.8M
$1.9B
Debt / Equity
INSP
INSP
VTOL
VTOL
Q4 25
0.63×
Q3 25
0.65×
Q2 25
0.72×
Q1 25
0.75×
Q4 24
0.77×
Q3 24
0.70×
Q2 24
0.70×
Q1 24
0.66×

Cash Flow & Capital Efficiency

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

Metric
INSP
INSP
VTOL
VTOL
Operating Cash FlowLast quarter
$52.5M
$76.9M
Free Cash FlowOCF − Capex
$41.8M
$47.8M
FCF MarginFCF / Revenue
15.5%
12.7%
Capex IntensityCapex / Revenue
4.0%
7.7%
Cash ConversionOCF / Net Profit
0.39×
4.17×
TTM Free Cash FlowTrailing 4 quarters
$78.5M
$56.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
INSP
INSP
VTOL
VTOL
Q4 25
$52.5M
$76.9M
Q3 25
$68.5M
$23.1M
Q2 25
$2.7M
$99.0M
Q1 25
$-6.7M
$-603.0K
Q4 24
$69.2M
$51.1M
Q3 24
$52.3M
$66.0M
Q2 24
$-78.0K
$33.7M
Q1 24
$8.9M
$26.7M
Free Cash Flow
INSP
INSP
VTOL
VTOL
Q4 25
$41.8M
$47.8M
Q3 25
$58.1M
$-6.2M
Q2 25
$-6.3M
$67.4M
Q1 25
$-15.1M
$-52.7M
Q4 24
$62.2M
$-32.4M
Q3 24
$44.3M
$9.0M
Q2 24
$-12.5M
$-16.7M
Q1 24
$-2.8M
$-37.9M
FCF Margin
INSP
INSP
VTOL
VTOL
Q4 25
15.5%
12.7%
Q3 25
25.9%
-1.6%
Q2 25
-2.9%
17.9%
Q1 25
-7.5%
-15.0%
Q4 24
25.9%
-9.2%
Q3 24
21.8%
2.5%
Q2 24
-6.4%
-4.6%
Q1 24
-1.7%
-11.2%
Capex Intensity
INSP
INSP
VTOL
VTOL
Q4 25
4.0%
7.7%
Q3 25
4.6%
7.6%
Q2 25
4.1%
8.4%
Q1 25
4.2%
14.9%
Q4 24
2.9%
23.6%
Q3 24
3.9%
15.6%
Q2 24
6.3%
14.0%
Q1 24
7.1%
19.2%
Cash Conversion
INSP
INSP
VTOL
VTOL
Q4 25
0.39×
4.17×
Q3 25
6.90×
0.45×
Q2 25
3.12×
Q1 25
-2.24×
-0.02×
Q4 24
1.96×
1.61×
Q3 24
2.83×
2.34×
Q2 24
-0.01×
1.20×
Q1 24
4.04×

Financial Flow Comparison

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

Revenue Breakdown by Segment

INSP
INSP

Segment breakdown not available.

VTOL
VTOL

Offshore Energy Services$247.5M66%
Government Services$100.1M27%
Other$21.9M6%
Related Party$7.8M2%

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