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

ACM Research, Inc. is the larger business by last-quarter revenue ($231.3M vs $204.6M, roughly 1.1× Inspire Medical Systems, Inc.). On growth, ACM Research, Inc. posted the faster year-over-year revenue change (34.2% vs 1.6%). Over the past eight quarters, ACM Research, Inc.'s revenue compounded faster (6.9% CAGR vs 2.2%).

ACM Research, Inc. is a leading global supplier of advanced processing equipment for the semiconductor manufacturing industry. It designs, develops and commercializes high-performance wet processing systems including wafer cleaning, electroplating and etching tools, which support production of advanced logic, memory and power semiconductor chips, serving chip manufacturers across Asia, North America and Europe.

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.

ACMR vs INSP — Head-to-Head

Bigger by revenue
ACMR
ACMR
1.1× larger
ACMR
$231.3M
$204.6M
INSP
Growing faster (revenue YoY)
ACMR
ACMR
+32.6% gap
ACMR
34.2%
1.6%
INSP
Faster 2-yr revenue CAGR
ACMR
ACMR
Annualised
ACMR
6.9%
2.2%
INSP

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
ACMR
ACMR
INSP
INSP
Revenue
$231.3M
$204.6M
Net Profit
$17.3M
Gross Margin
46.4%
86.5%
Operating Margin
15.6%
13.0%
Net Margin
7.5%
Revenue YoY
34.2%
1.6%
Net Profit YoY
-44.7%
EPS (diluted)
$0.24
$-0.39

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
ACMR
ACMR
INSP
INSP
Q1 26
$231.3M
$204.6M
Q4 25
$244.4M
$269.1M
Q3 25
$269.2M
$224.5M
Q2 25
$215.4M
$217.1M
Q1 25
$172.3M
$201.3M
Q4 24
$223.5M
$239.7M
Q3 24
$204.0M
$203.2M
Q2 24
$202.5M
$195.9M
Net Profit
ACMR
ACMR
INSP
INSP
Q1 26
$17.3M
Q4 25
$8.0M
$136.1M
Q3 25
$35.9M
$9.9M
Q2 25
$29.8M
$-3.6M
Q1 25
$20.4M
$3.0M
Q4 24
$31.1M
$35.2M
Q3 24
$30.9M
$18.5M
Q2 24
$24.2M
$9.8M
Gross Margin
ACMR
ACMR
INSP
INSP
Q1 26
46.4%
86.5%
Q4 25
40.9%
86.6%
Q3 25
42.0%
85.8%
Q2 25
48.5%
84.0%
Q1 25
47.9%
84.7%
Q4 24
49.6%
85.0%
Q3 24
51.4%
84.1%
Q2 24
47.8%
84.8%
Operating Margin
ACMR
ACMR
INSP
INSP
Q1 26
15.6%
13.0%
Q4 25
9.4%
17.1%
Q3 25
10.7%
4.3%
Q2 25
14.7%
-1.5%
Q1 25
15.0%
-0.7%
Q4 24
19.7%
13.3%
Q3 24
21.7%
7.0%
Q2 24
18.6%
2.6%
Net Margin
ACMR
ACMR
INSP
INSP
Q1 26
7.5%
Q4 25
3.3%
50.6%
Q3 25
13.3%
4.4%
Q2 25
13.8%
-1.7%
Q1 25
11.8%
1.5%
Q4 24
13.9%
14.7%
Q3 24
15.2%
9.1%
Q2 24
12.0%
5.0%
EPS (diluted)
ACMR
ACMR
INSP
INSP
Q1 26
$0.24
$-0.39
Q4 25
$0.11
$4.57
Q3 25
$0.52
$0.34
Q2 25
$0.44
$-0.12
Q1 25
$0.30
$0.10
Q4 24
$0.47
$1.17
Q3 24
$0.45
$0.60
Q2 24
$0.35
$0.32

Balance Sheet & Financial Strength

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

Metric
ACMR
ACMR
INSP
INSP
Cash + ST InvestmentsLiquidity on hand
$872.3M
$98.9M
Total DebtLower is stronger
$314.8M
Stockholders' EquityBook value
$2.1B
$792.3M
Total Assets
$3.1B
$911.4M
Debt / EquityLower = less leverage
0.15×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ACMR
ACMR
INSP
INSP
Q1 26
$872.3M
$98.9M
Q4 25
$792.9M
$308.3M
Q3 25
$1.1B
$322.6M
Q2 25
$463.2M
$300.9M
Q1 25
$475.6M
$369.2M
Q4 24
$426.8M
$445.5M
Q3 24
$353.8M
$411.0M
Q2 24
$343.6M
$439.7M
Total Debt
ACMR
ACMR
INSP
INSP
Q1 26
$314.8M
Q4 25
$214.0M
Q3 25
$242.0M
Q2 25
$225.1M
Q1 25
$202.5M
Q4 24
$150.0M
Q3 24
$150.0M
Q2 24
$90.5M
Stockholders' Equity
ACMR
ACMR
INSP
INSP
Q1 26
$2.1B
$792.3M
Q4 25
$1.5B
$781.2M
Q3 25
$1.4B
$666.5M
Q2 25
$986.5M
$677.8M
Q1 25
$949.1M
$635.7M
Q4 24
$904.6M
$689.7M
Q3 24
$888.2M
$696.6M
Q2 24
$833.2M
$638.1M
Total Assets
ACMR
ACMR
INSP
INSP
Q1 26
$3.1B
$911.4M
Q4 25
$2.9B
$907.3M
Q3 25
$2.8B
$807.7M
Q2 25
$2.0B
$802.2M
Q1 25
$1.9B
$730.8M
Q4 24
$1.9B
$808.4M
Q3 24
$1.8B
$796.2M
Q2 24
$1.7B
$728.4M
Debt / Equity
ACMR
ACMR
INSP
INSP
Q1 26
0.15×
Q4 25
0.15×
Q3 25
0.17×
Q2 25
0.23×
Q1 25
0.21×
Q4 24
0.17×
Q3 24
0.17×
Q2 24
0.11×

Financial Flow Comparison

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

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