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Side-by-side financial comparison of SELECT MEDICAL HOLDINGS CORP (SEM) and TWILIO INC (TWLO). 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 $1.4B, roughly 1.0× TWILIO INC). SELECT MEDICAL HOLDINGS CORP runs the higher net margin — 1.4% vs -3.4%, a 4.8% gap on every dollar of revenue. On growth, TWILIO INC posted the faster year-over-year revenue change (14.3% vs 6.4%). Over the past eight quarters, TWILIO INC's revenue compounded faster (14.2% CAGR vs 2.8%).

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.

Twilio Inc. is an American cloud communications company based in San Francisco, California, which provides programmable communication tools for making and receiving phone calls, sending and receiving text messages, and performing other communication functions using its web service APIs.

SEM vs TWLO — Head-to-Head

Bigger by revenue
SEM
SEM
1.0× larger
SEM
$1.4B
$1.4B
TWLO
Growing faster (revenue YoY)
TWLO
TWLO
+7.9% gap
TWLO
14.3%
6.4%
SEM
Higher net margin
SEM
SEM
4.8% more per $
SEM
1.4%
-3.4%
TWLO
Faster 2-yr revenue CAGR
TWLO
TWLO
Annualised
TWLO
14.2%
2.8%
SEM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
SEM
SEM
TWLO
TWLO
Revenue
$1.4B
$1.4B
Net Profit
$20.2M
$-45.9M
Gross Margin
48.5%
Operating Margin
4.6%
4.2%
Net Margin
1.4%
-3.4%
Revenue YoY
6.4%
14.3%
Net Profit YoY
225.7%
-267.7%
EPS (diluted)
$0.17
$-0.28

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
SEM
SEM
TWLO
TWLO
Q4 25
$1.4B
$1.4B
Q3 25
$1.4B
$1.3B
Q2 25
$1.3B
$1.2B
Q1 25
$1.4B
$1.2B
Q4 24
$1.3B
$1.2B
Q3 24
$1.3B
$1.1B
Q2 24
$1.3B
$1.1B
Q1 24
$1.3B
$1.0B
Net Profit
SEM
SEM
TWLO
TWLO
Q4 25
$20.2M
$-45.9M
Q3 25
$28.8M
$37.2M
Q2 25
$40.6M
$22.4M
Q1 25
$56.7M
$20.0M
Q4 24
$-16.1M
$-12.5M
Q3 24
$55.6M
$-9.7M
Q2 24
$77.6M
$-31.9M
Q1 24
$96.9M
$-55.3M
Gross Margin
SEM
SEM
TWLO
TWLO
Q4 25
48.5%
Q3 25
48.6%
Q2 25
49.1%
Q1 25
49.6%
Q4 24
50.2%
Q3 24
51.0%
Q2 24
51.3%
Q1 24
52.0%
Operating Margin
SEM
SEM
TWLO
TWLO
Q4 25
4.6%
4.2%
Q3 25
5.4%
3.1%
Q2 25
6.5%
3.0%
Q1 25
8.3%
2.0%
Q4 24
1.6%
1.1%
Q3 24
4.3%
-0.4%
Q2 24
5.8%
-1.8%
Q1 24
9.0%
-4.2%
Net Margin
SEM
SEM
TWLO
TWLO
Q4 25
1.4%
-3.4%
Q3 25
2.1%
2.9%
Q2 25
3.0%
1.8%
Q1 25
4.2%
1.7%
Q4 24
-1.2%
-1.0%
Q3 24
4.4%
-0.9%
Q2 24
6.1%
-2.9%
Q1 24
7.3%
-5.3%
EPS (diluted)
SEM
SEM
TWLO
TWLO
Q4 25
$0.17
$-0.28
Q3 25
$0.23
$0.23
Q2 25
$0.32
$0.14
Q1 25
$0.44
$0.12
Q4 24
$-0.12
$-0.10
Q3 24
$0.43
$-0.06
Q2 24
$0.60
$-0.19
Q1 24
$0.75
$-0.31

Balance Sheet & Financial Strength

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

Metric
SEM
SEM
TWLO
TWLO
Cash + ST InvestmentsLiquidity on hand
$26.5M
$682.3M
Total DebtLower is stronger
$1.8B
$992.3M
Stockholders' EquityBook value
$1.7B
$7.8B
Total Assets
$5.9B
$9.8B
Debt / EquityLower = less leverage
1.06×
0.13×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
SEM
SEM
TWLO
TWLO
Q4 25
$26.5M
$682.3M
Q3 25
$60.1M
$734.8M
Q2 25
$52.3M
$969.2M
Q1 25
$53.2M
$467.1M
Q4 24
$59.7M
$421.3M
Q3 24
$191.5M
$584.0M
Q2 24
$111.2M
$755.1M
Q1 24
$92.6M
$672.6M
Total Debt
SEM
SEM
TWLO
TWLO
Q4 25
$1.8B
$992.3M
Q3 25
$1.7B
$991.9M
Q2 25
$1.8B
$991.4M
Q1 25
$1.8B
$991.0M
Q4 24
$1.7B
$990.6M
Q3 24
$3.1B
$990.2M
Q2 24
$3.6B
$989.8M
Q1 24
$3.8B
$989.4M
Stockholders' Equity
SEM
SEM
TWLO
TWLO
Q4 25
$1.7B
$7.8B
Q3 25
$1.7B
$7.9B
Q2 25
$1.7B
$8.0B
Q1 25
$1.7B
$8.0B
Q4 24
$1.7B
$8.0B
Q3 24
$1.9B
$8.2B
Q2 24
$1.4B
$8.7B
Q1 24
$1.4B
$9.4B
Total Assets
SEM
SEM
TWLO
TWLO
Q4 25
$5.9B
$9.8B
Q3 25
$5.7B
$9.7B
Q2 25
$5.7B
$9.8B
Q1 25
$5.7B
$9.8B
Q4 24
$5.6B
$9.9B
Q3 24
$8.0B
$10.0B
Q2 24
$7.9B
$10.5B
Q1 24
$7.9B
$11.3B
Debt / Equity
SEM
SEM
TWLO
TWLO
Q4 25
1.06×
0.13×
Q3 25
1.03×
0.13×
Q2 25
1.10×
0.12×
Q1 25
1.03×
0.12×
Q4 24
1.01×
0.12×
Q3 24
1.62×
0.12×
Q2 24
2.54×
0.11×
Q1 24
2.75×
0.10×

Cash Flow & Capital Efficiency

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

Metric
SEM
SEM
TWLO
TWLO
Operating Cash FlowLast quarter
$64.3M
$271.6M
Free Cash FlowOCF − Capex
$5.2M
FCF MarginFCF / Revenue
0.4%
Capex IntensityCapex / Revenue
4.2%
Cash ConversionOCF / Net Profit
3.19×
TTM Free Cash FlowTrailing 4 quarters
$117.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
SEM
SEM
TWLO
TWLO
Q4 25
$64.3M
$271.6M
Q3 25
$175.3M
$263.6M
Q2 25
$110.3M
$277.1M
Q1 25
$-3.5M
$191.0M
Q4 24
$125.4M
$108.4M
Q3 24
$181.0M
$204.3M
Q2 24
$278.2M
$213.3M
Q1 24
$-66.7M
$190.1M
Free Cash Flow
SEM
SEM
TWLO
TWLO
Q4 25
$5.2M
Q3 25
$122.2M
Q2 25
$45.6M
Q1 25
$-55.8M
Q4 24
$62.0M
Q3 24
$130.3M
Q2 24
$222.6M
Q1 24
$-119.2M
FCF Margin
SEM
SEM
TWLO
TWLO
Q4 25
0.4%
Q3 25
9.0%
Q2 25
3.4%
Q1 25
-4.1%
Q4 24
4.7%
Q3 24
10.2%
Q2 24
17.4%
Q1 24
-9.0%
Capex Intensity
SEM
SEM
TWLO
TWLO
Q4 25
4.2%
Q3 25
3.9%
Q2 25
4.8%
Q1 25
3.9%
Q4 24
4.8%
Q3 24
4.0%
Q2 24
4.3%
Q1 24
4.0%
Cash Conversion
SEM
SEM
TWLO
TWLO
Q4 25
3.19×
Q3 25
6.09×
7.08×
Q2 25
2.72×
12.36×
Q1 25
-0.06×
9.54×
Q4 24
Q3 24
3.25×
Q2 24
3.59×
Q1 24
-0.69×

Financial Flow Comparison

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

Revenue Breakdown by Segment

SEM
SEM

Critical Illness Recovery Hospitals$629.7M45%
Health Care Patient Service Non Medicare$428.6M31%
Rehabilitation Hospitals$339.2M24%

TWLO
TWLO

US$879.8M64%
Non Us$486.1M36%

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