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

Inspire Medical Systems, Inc. is the larger business by last-quarter revenue ($269.1M vs $147.3M, roughly 1.8× Thermon Group Holdings, Inc.). Inspire Medical Systems, Inc. runs the higher net margin — 50.6% vs 12.4%, a 38.2% gap on every dollar of revenue. On growth, Inspire Medical Systems, Inc. posted the faster year-over-year revenue change (12.2% vs 9.6%). Inspire Medical Systems, Inc. produced more free cash flow last quarter ($41.8M vs $13.1M).

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.

Thermon Group Holdings, Inc. is a global provider of engineered thermal management solutions, specializing in heat tracing systems, heating cables, temperature monitoring controls, and associated installation support services. It serves core industrial segments including oil and gas, chemical processing, power generation, and food and beverage, with operating bases across North America, Europe, Asia-Pacific, and Latin America.

INSP vs THR — Head-to-Head

Bigger by revenue
INSP
INSP
1.8× larger
INSP
$269.1M
$147.3M
THR
Growing faster (revenue YoY)
INSP
INSP
+2.6% gap
INSP
12.2%
9.6%
THR
Higher net margin
INSP
INSP
38.2% more per $
INSP
50.6%
12.4%
THR
More free cash flow
INSP
INSP
$28.8M more FCF
INSP
$41.8M
$13.1M
THR

Income Statement — Q4 FY2025 vs Q3 FY2026

Metric
INSP
INSP
THR
THR
Revenue
$269.1M
$147.3M
Net Profit
$136.1M
$18.3M
Gross Margin
86.6%
46.6%
Operating Margin
17.1%
18.1%
Net Margin
50.6%
12.4%
Revenue YoY
12.2%
9.6%
Net Profit YoY
286.4%
-1.3%
EPS (diluted)
$4.57
$0.55

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
THR
THR
Q4 25
$269.1M
$147.3M
Q3 25
$224.5M
$131.7M
Q2 25
$217.1M
$108.9M
Q1 25
$201.3M
Q4 24
$239.7M
Q3 24
$203.2M
Q2 24
$195.9M
Q1 24
$164.0M
Net Profit
INSP
INSP
THR
THR
Q4 25
$136.1M
$18.3M
Q3 25
$9.9M
$15.0M
Q2 25
$-3.6M
$8.6M
Q1 25
$3.0M
Q4 24
$35.2M
Q3 24
$18.5M
Q2 24
$9.8M
Q1 24
$-10.0M
Gross Margin
INSP
INSP
THR
THR
Q4 25
86.6%
46.6%
Q3 25
85.8%
46.4%
Q2 25
84.0%
44.1%
Q1 25
84.7%
Q4 24
85.0%
Q3 24
84.1%
Q2 24
84.8%
Q1 24
84.9%
Operating Margin
INSP
INSP
THR
THR
Q4 25
17.1%
18.1%
Q3 25
4.3%
16.4%
Q2 25
-1.5%
10.8%
Q1 25
-0.7%
Q4 24
13.3%
Q3 24
7.0%
Q2 24
2.6%
Q1 24
-9.3%
Net Margin
INSP
INSP
THR
THR
Q4 25
50.6%
12.4%
Q3 25
4.4%
11.4%
Q2 25
-1.7%
7.9%
Q1 25
1.5%
Q4 24
14.7%
Q3 24
9.1%
Q2 24
5.0%
Q1 24
-6.1%
EPS (diluted)
INSP
INSP
THR
THR
Q4 25
$4.57
$0.55
Q3 25
$0.34
$0.45
Q2 25
$-0.12
$0.26
Q1 25
$0.10
Q4 24
$1.17
Q3 24
$0.60
Q2 24
$0.32
Q1 24
$-0.34

Balance Sheet & Financial Strength

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

Metric
INSP
INSP
THR
THR
Cash + ST InvestmentsLiquidity on hand
$308.3M
$46.9M
Total DebtLower is stronger
Stockholders' EquityBook value
$781.2M
$538.7M
Total Assets
$907.3M
$816.7M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
INSP
INSP
THR
THR
Q4 25
$308.3M
$46.9M
Q3 25
$322.6M
$29.7M
Q2 25
$300.9M
$36.5M
Q1 25
$369.2M
Q4 24
$445.5M
Q3 24
$411.0M
Q2 24
$439.7M
Q1 24
$441.4M
Stockholders' Equity
INSP
INSP
THR
THR
Q4 25
$781.2M
$538.7M
Q3 25
$666.5M
$515.2M
Q2 25
$677.8M
$509.3M
Q1 25
$635.7M
Q4 24
$689.7M
Q3 24
$696.6M
Q2 24
$638.1M
Q1 24
$589.0M
Total Assets
INSP
INSP
THR
THR
Q4 25
$907.3M
$816.7M
Q3 25
$807.7M
$778.2M
Q2 25
$802.2M
$765.3M
Q1 25
$730.8M
Q4 24
$808.4M
Q3 24
$796.2M
Q2 24
$728.4M
Q1 24
$685.8M

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
THR
THR
Operating Cash FlowLast quarter
$52.5M
$18.0M
Free Cash FlowOCF − Capex
$41.8M
$13.1M
FCF MarginFCF / Revenue
15.5%
8.9%
Capex IntensityCapex / Revenue
4.0%
3.3%
Cash ConversionOCF / Net Profit
0.39×
0.98×
TTM Free Cash FlowTrailing 4 quarters
$78.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
INSP
INSP
THR
THR
Q4 25
$52.5M
$18.0M
Q3 25
$68.5M
$7.4M
Q2 25
$2.7M
$10.7M
Q1 25
$-6.7M
Q4 24
$69.2M
Q3 24
$52.3M
Q2 24
$-78.0K
Q1 24
$8.9M
Free Cash Flow
INSP
INSP
THR
THR
Q4 25
$41.8M
$13.1M
Q3 25
$58.1M
$4.4M
Q2 25
$-6.3M
$8.3M
Q1 25
$-15.1M
Q4 24
$62.2M
Q3 24
$44.3M
Q2 24
$-12.5M
Q1 24
$-2.8M
FCF Margin
INSP
INSP
THR
THR
Q4 25
15.5%
8.9%
Q3 25
25.9%
3.3%
Q2 25
-2.9%
7.6%
Q1 25
-7.5%
Q4 24
25.9%
Q3 24
21.8%
Q2 24
-6.4%
Q1 24
-1.7%
Capex Intensity
INSP
INSP
THR
THR
Q4 25
4.0%
3.3%
Q3 25
4.6%
2.3%
Q2 25
4.1%
2.2%
Q1 25
4.2%
Q4 24
2.9%
Q3 24
3.9%
Q2 24
6.3%
Q1 24
7.1%
Cash Conversion
INSP
INSP
THR
THR
Q4 25
0.39×
0.98×
Q3 25
6.90×
0.50×
Q2 25
1.25×
Q1 25
-2.24×
Q4 24
1.96×
Q3 24
2.83×
Q2 24
-0.01×
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

INSP
INSP

Segment breakdown not available.

THR
THR

Other$73.7M50%
Transferred At Point In Time$56.1M38%
Transferred Over Time$17.5M12%

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