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Side-by-side financial comparison of ATI INC (ATI) and SELECT MEDICAL HOLDINGS CORP (SEM). Click either name above to swap in a different company.

SELECT MEDICAL HOLDINGS CORP is the larger business by last-quarter revenue ($1.4B vs $1.2B, roughly 1.2× ATI INC). ATI INC runs the higher net margin — 10.3% vs 4.5%, a 5.8% gap on every dollar of revenue. On growth, SELECT MEDICAL HOLDINGS CORP posted the faster year-over-year revenue change (5.0% vs 0.6%). Over the past eight quarters, SELECT MEDICAL HOLDINGS CORP's revenue compounded faster (5.3% CAGR vs 2.5%).

ATI Technologies Inc. was a Canadian semiconductor technology corporation based in Markham, Ontario, that specialized in the development of graphics processing units and chipsets. Founded in 1985, the company listed publicly in 1993 and was acquired by AMD in 2006. As a major fabless semiconductor company, ATI conducted research and development in-house and outsourced the manufacturing and assembly of its products. With the decline and eventual bankruptcy of 3dfx in 2000, ATI and its chief ri...

Select Medical is a healthcare company based in Pennsylvania. It owns long-term acute care and inpatient rehabilitation hospitals, as well as occupational health and physical therapy clinics. Select Medical is a subsidiary of Select Medical Holdings, which is listed on the New York Stock Exchange.

ATI vs SEM — Head-to-Head

Bigger by revenue
SEM
SEM
1.2× larger
SEM
$1.4B
$1.2B
ATI
Growing faster (revenue YoY)
SEM
SEM
+4.4% gap
SEM
5.0%
0.6%
ATI
Higher net margin
ATI
ATI
5.8% more per $
ATI
10.3%
4.5%
SEM
Faster 2-yr revenue CAGR
SEM
SEM
Annualised
SEM
5.3%
2.5%
ATI

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
ATI
ATI
SEM
SEM
Revenue
$1.2B
$1.4B
Net Profit
$118.2M
$63.8M
Gross Margin
22.8%
Operating Margin
14.2%
6.9%
Net Margin
10.3%
4.5%
Revenue YoY
0.6%
5.0%
Net Profit YoY
21.9%
-14.7%
EPS (diluted)
$0.85
$0.35

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
ATI
ATI
SEM
SEM
Q1 26
$1.2B
$1.4B
Q4 25
$1.2B
$1.4B
Q3 25
$1.1B
$1.4B
Q2 25
$1.1B
$1.3B
Q1 25
$1.1B
$1.4B
Q4 24
$1.2B
$1.3B
Q3 24
$1.1B
$1.3B
Q2 24
$1.1B
$1.3B
Net Profit
ATI
ATI
SEM
SEM
Q1 26
$118.2M
$63.8M
Q4 25
$96.6M
$20.2M
Q3 25
$110.0M
$28.8M
Q2 25
$100.7M
$40.6M
Q1 25
$97.0M
$56.7M
Q4 24
$137.1M
$-16.1M
Q3 24
$82.7M
$55.6M
Q2 24
$81.9M
$77.6M
Gross Margin
ATI
ATI
SEM
SEM
Q1 26
22.8%
Q4 25
23.2%
Q3 25
22.7%
Q2 25
21.3%
Q1 25
20.6%
Q4 24
21.2%
Q3 24
21.4%
Q2 24
20.8%
Operating Margin
ATI
ATI
SEM
SEM
Q1 26
14.2%
6.9%
Q4 25
14.5%
4.6%
Q3 25
14.4%
5.4%
Q2 25
14.1%
6.5%
Q1 25
12.8%
8.3%
Q4 24
17.8%
1.6%
Q3 24
13.5%
4.3%
Q2 24
13.0%
5.8%
Net Margin
ATI
ATI
SEM
SEM
Q1 26
10.3%
4.5%
Q4 25
8.2%
1.4%
Q3 25
9.8%
2.1%
Q2 25
8.8%
3.0%
Q1 25
8.5%
4.2%
Q4 24
11.7%
-1.2%
Q3 24
7.9%
4.4%
Q2 24
7.5%
6.1%
EPS (diluted)
ATI
ATI
SEM
SEM
Q1 26
$0.85
$0.35
Q4 25
$0.70
$0.17
Q3 25
$0.78
$0.23
Q2 25
$0.70
$0.32
Q1 25
$0.67
$0.44
Q4 24
$0.94
$-0.12
Q3 24
$0.57
$0.43
Q2 24
$0.58
$0.60

Balance Sheet & Financial Strength

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

Metric
ATI
ATI
SEM
SEM
Cash + ST InvestmentsLiquidity on hand
$401.7M
$25.7M
Total DebtLower is stronger
$1.8B
$1.8B
Stockholders' EquityBook value
$1.9B
$2.1B
Total Assets
$5.2B
$6.0B
Debt / EquityLower = less leverage
0.95×
0.88×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATI
ATI
SEM
SEM
Q1 26
$401.7M
$25.7M
Q4 25
$416.7M
$26.5M
Q3 25
$372.2M
$60.1M
Q2 25
$319.6M
$52.3M
Q1 25
$475.8M
$53.2M
Q4 24
$721.2M
$59.7M
Q3 24
$406.6M
$191.5M
Q2 24
$425.6M
$111.2M
Total Debt
ATI
ATI
SEM
SEM
Q1 26
$1.8B
$1.8B
Q4 25
$1.7B
$1.8B
Q3 25
$1.7B
$1.7B
Q2 25
$1.7B
$1.8B
Q1 25
$1.7B
$1.8B
Q4 24
$1.7B
$1.7B
Q3 24
$1.9B
$3.1B
Q2 24
$1.9B
$3.6B
Stockholders' Equity
ATI
ATI
SEM
SEM
Q1 26
$1.9B
$2.1B
Q4 25
$1.8B
$1.7B
Q3 25
$1.7B
$1.7B
Q2 25
$1.7B
$1.7B
Q1 25
$1.9B
$1.7B
Q4 24
$1.9B
$1.7B
Q3 24
$1.8B
$1.9B
Q2 24
$1.4B
$1.4B
Total Assets
ATI
ATI
SEM
SEM
Q1 26
$5.2B
$6.0B
Q4 25
$5.1B
$5.9B
Q3 25
$5.0B
$5.7B
Q2 25
$5.0B
$5.7B
Q1 25
$5.2B
$5.7B
Q4 24
$5.2B
$5.6B
Q3 24
$5.1B
$8.0B
Q2 24
$4.9B
$7.9B
Debt / Equity
ATI
ATI
SEM
SEM
Q1 26
0.95×
0.88×
Q4 25
0.95×
1.06×
Q3 25
1.00×
1.03×
Q2 25
0.98×
1.10×
Q1 25
0.91×
1.03×
Q4 24
0.93×
1.01×
Q3 24
1.04×
1.62×
Q2 24
1.37×
2.54×

Cash Flow & Capital Efficiency

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

Metric
ATI
ATI
SEM
SEM
Operating Cash FlowLast quarter
Free Cash FlowOCF − Capex
$74.6M
FCF MarginFCF / Revenue
6.5%
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$554.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ATI
ATI
SEM
SEM
Q1 26
Q4 25
$315.8M
$64.3M
Q3 25
$229.5M
$175.3M
Q2 25
$161.5M
$110.3M
Q1 25
$-92.5M
$-3.5M
Q4 24
$380.9M
$125.4M
Q3 24
$24.0M
$181.0M
Q2 24
$101.1M
$278.2M
Free Cash Flow
ATI
ATI
SEM
SEM
Q1 26
$74.6M
Q4 25
$223.1M
$5.2M
Q3 25
$167.0M
$122.2M
Q2 25
$89.4M
$45.6M
Q1 25
$-145.8M
$-55.8M
Q4 24
$333.6M
$62.0M
Q3 24
$-41.8M
$130.3M
Q2 24
$40.9M
$222.6M
FCF Margin
ATI
ATI
SEM
SEM
Q1 26
6.5%
Q4 25
19.0%
0.4%
Q3 25
14.8%
9.0%
Q2 25
7.8%
3.4%
Q1 25
-12.7%
-4.1%
Q4 24
28.4%
4.7%
Q3 24
-4.0%
10.2%
Q2 24
3.7%
17.4%
Capex Intensity
ATI
ATI
SEM
SEM
Q1 26
Q4 25
7.9%
4.2%
Q3 25
5.6%
3.9%
Q2 25
6.3%
4.8%
Q1 25
4.7%
3.9%
Q4 24
4.0%
4.8%
Q3 24
6.3%
4.0%
Q2 24
5.5%
4.3%
Cash Conversion
ATI
ATI
SEM
SEM
Q1 26
Q4 25
3.27×
3.19×
Q3 25
2.09×
6.09×
Q2 25
1.60×
2.72×
Q1 25
-0.95×
-0.06×
Q4 24
2.78×
Q3 24
0.29×
3.25×
Q2 24
1.23×
3.59×

Financial Flow Comparison

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

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