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Side-by-side financial comparison of Acadia Healthcare Company, Inc. (ACHC) and ARM HOLDINGS PLC (ARM). Click either name above to swap in a different company.

ARM HOLDINGS PLC is the larger business by last-quarter revenue ($1.2B vs $821.5M, roughly 1.5× Acadia Healthcare Company, Inc.). ARM HOLDINGS PLC runs the higher net margin — 18.0% vs -143.3%, a 161.3% gap on every dollar of revenue. On growth, ARM HOLDINGS PLC posted the faster year-over-year revenue change (26.3% vs 6.1%). ARM HOLDINGS PLC produced more free cash flow last quarter ($186.0M vs $-179.5M). Over the past eight quarters, ARM HOLDINGS PLC's revenue compounded faster (24.1% CAGR vs 3.4%).

Acadia Healthcare Company, Inc. is an American provider of for-profit behavioral healthcare services. It operates a network of over 225 facilities across the United States and Puerto Rico.

Arm Holdings plc is a British semiconductor and software design company headquartered in Cambridge, UK. It designs the Arm CPU architecture and licenses its processor designs and related intellectual property to chipmakers and device manufacturers worldwide. Arm-based chips power the vast majority of smartphones and an increasing share of laptops, data center servers, and embedded devices. The company listed on Nasdaq in September 2023 and remains majority-owned by SoftBank.

ACHC vs ARM — Head-to-Head

Bigger by revenue
ARM
ARM
1.5× larger
ARM
$1.2B
$821.5M
ACHC
Growing faster (revenue YoY)
ARM
ARM
+20.2% gap
ARM
26.3%
6.1%
ACHC
Higher net margin
ARM
ARM
161.3% more per $
ARM
18.0%
-143.3%
ACHC
More free cash flow
ARM
ARM
$365.5M more FCF
ARM
$186.0M
$-179.5M
ACHC
Faster 2-yr revenue CAGR
ARM
ARM
Annualised
ARM
24.1%
3.4%
ACHC

Income Statement — Q4 FY2025 vs Q3 FY2026

Metric
ACHC
ACHC
ARM
ARM
Revenue
$821.5M
$1.2B
Net Profit
$-1.2B
$223.0M
Gross Margin
97.6%
Operating Margin
-142.4%
14.9%
Net Margin
-143.3%
18.0%
Revenue YoY
6.1%
26.3%
Net Profit YoY
-3710.4%
-11.5%
EPS (diluted)
$-12.98
$0.21

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
ACHC
ACHC
ARM
ARM
Q4 25
$821.5M
$1.2B
Q3 25
$851.6M
$1.1B
Q2 25
$869.2M
$1.1B
Q1 25
$770.5M
Q4 24
$774.2M
$983.0M
Q3 24
$815.6M
$844.0M
Q2 24
$796.0M
$939.0M
Q1 24
$768.1M
Net Profit
ACHC
ACHC
ARM
ARM
Q4 25
$-1.2B
$223.0M
Q3 25
$36.2M
$238.0M
Q2 25
$30.1M
$130.0M
Q1 25
$8.4M
Q4 24
$32.6M
$252.0M
Q3 24
$68.1M
$107.0M
Q2 24
$78.5M
$223.0M
Q1 24
$76.4M
Gross Margin
ACHC
ACHC
ARM
ARM
Q4 25
97.6%
Q3 25
97.4%
Q2 25
97.2%
Q1 25
Q4 24
97.2%
Q3 24
96.2%
Q2 24
96.5%
Q1 24
Operating Margin
ACHC
ACHC
ARM
ARM
Q4 25
-142.4%
14.9%
Q3 25
4.7%
14.4%
Q2 25
5.8%
10.8%
Q1 25
1.7%
Q4 24
4.9%
17.8%
Q3 24
12.1%
7.6%
Q2 24
13.4%
19.4%
Q1 24
12.9%
Net Margin
ACHC
ACHC
ARM
ARM
Q4 25
-143.3%
18.0%
Q3 25
4.3%
21.0%
Q2 25
3.5%
12.3%
Q1 25
1.1%
Q4 24
4.2%
25.6%
Q3 24
8.4%
12.7%
Q2 24
9.9%
23.7%
Q1 24
9.9%
EPS (diluted)
ACHC
ACHC
ARM
ARM
Q4 25
$-12.98
$0.21
Q3 25
$0.40
$0.22
Q2 25
$0.33
$0.12
Q1 25
$0.09
Q4 24
$0.36
$0.24
Q3 24
$0.74
$0.10
Q2 24
$0.85
$0.21
Q1 24
$0.83

Balance Sheet & Financial Strength

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

Metric
ACHC
ACHC
ARM
ARM
Cash + ST InvestmentsLiquidity on hand
$133.2M
$3.5B
Total DebtLower is stronger
$2.5B
Stockholders' EquityBook value
$1.9B
$7.8B
Total Assets
$5.5B
$10.2B
Debt / EquityLower = less leverage
1.28×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ACHC
ACHC
ARM
ARM
Q4 25
$133.2M
$3.5B
Q3 25
$118.7M
$3.3B
Q2 25
$131.4M
$2.9B
Q1 25
$91.2M
Q4 24
$76.3M
$2.7B
Q3 24
$82.1M
$2.4B
Q2 24
$77.2M
$2.5B
Q1 24
$77.3M
Total Debt
ACHC
ACHC
ARM
ARM
Q4 25
$2.5B
Q3 25
$2.3B
Q2 25
$2.3B
Q1 25
$2.2B
Q4 24
$2.0B
Q3 24
$1.9B
Q2 24
$1.8B
Q1 24
$1.9B
Stockholders' Equity
ACHC
ACHC
ARM
ARM
Q4 25
$1.9B
$7.8B
Q3 25
$3.1B
$7.4B
Q2 25
$3.1B
$7.0B
Q1 25
$3.0B
Q4 24
$3.1B
$6.4B
Q3 24
$3.0B
$6.0B
Q2 24
$3.0B
$5.7B
Q1 24
$2.9B
Total Assets
ACHC
ACHC
ARM
ARM
Q4 25
$5.5B
$10.2B
Q3 25
$6.4B
$9.7B
Q2 25
$6.3B
$9.4B
Q1 25
$6.1B
Q4 24
$6.0B
$8.5B
Q3 24
$5.9B
$8.1B
Q2 24
$5.7B
$7.9B
Q1 24
$5.5B
Debt / Equity
ACHC
ACHC
ARM
ARM
Q4 25
1.28×
Q3 25
0.74×
Q2 25
0.74×
Q1 25
0.72×
Q4 24
0.64×
Q3 24
0.62×
Q2 24
0.62×
Q1 24
0.65×

Cash Flow & Capital Efficiency

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

Metric
ACHC
ACHC
ARM
ARM
Operating Cash FlowLast quarter
$-86.3M
$365.0M
Free Cash FlowOCF − Capex
$-179.5M
$186.0M
FCF MarginFCF / Revenue
-21.8%
15.0%
Capex IntensityCapex / Revenue
11.3%
14.4%
Cash ConversionOCF / Net Profit
1.64×
TTM Free Cash FlowTrailing 4 quarters
$-439.9M
$1.2B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ACHC
ACHC
ARM
ARM
Q4 25
$-86.3M
$365.0M
Q3 25
$73.2M
$567.0M
Q2 25
$133.5M
$332.0M
Q1 25
$11.5M
Q4 24
$116.7M
$423.0M
Q3 24
$163.1M
$6.0M
Q2 24
$171.1M
$-290.0M
Q1 24
$-321.3M
Free Cash Flow
ACHC
ACHC
ARM
ARM
Q4 25
$-179.5M
$186.0M
Q3 25
$-63.0M
$429.0M
Q2 25
$-34.2M
$178.0M
Q1 25
$-163.2M
Q4 24
$-86.8M
$360.0M
Q3 24
$-27.1M
$-47.0M
Q2 24
$16.9M
$-319.0M
Q1 24
$-463.7M
FCF Margin
ACHC
ACHC
ARM
ARM
Q4 25
-21.8%
15.0%
Q3 25
-7.4%
37.8%
Q2 25
-3.9%
16.9%
Q1 25
-21.2%
Q4 24
-11.2%
36.6%
Q3 24
-3.3%
-5.6%
Q2 24
2.1%
-34.0%
Q1 24
-60.4%
Capex Intensity
ACHC
ACHC
ARM
ARM
Q4 25
11.3%
14.4%
Q3 25
16.0%
12.2%
Q2 25
19.3%
14.6%
Q1 25
22.7%
Q4 24
26.3%
6.4%
Q3 24
23.3%
6.3%
Q2 24
19.4%
3.1%
Q1 24
18.5%
Cash Conversion
ACHC
ACHC
ARM
ARM
Q4 25
1.64×
Q3 25
2.02×
2.38×
Q2 25
4.43×
2.55×
Q1 25
1.37×
Q4 24
3.58×
1.68×
Q3 24
2.39×
0.06×
Q2 24
2.18×
-1.30×
Q1 24
-4.21×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ACHC
ACHC

Acute Inpatient Psychiatric Facilities$451.2M55%
Comprehensive Treatment Centers$144.2M18%
Medicare$113.7M14%
Residential Treatment Centers$89.7M11%
Self Payor$16.1M2%
Other Payor$10.7M1%

ARM
ARM

Royalty$737.0M59%
Transferred Over Time$294.0M24%
Transferred At Point In Time$211.0M17%

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