HCA vs. SEM
HCA (HCA Healthcare, Inc.) and SEM (Select Medical Holdings Corporation) are both stocks. Both operate in the Medical Care Facilities industry within the Healthcare sector. Their 0.47 correlation means their historical movements had little consistent relationship.
Performance
HCA vs. SEM - Performance Comparison
Loading charts...
Returns By Period
HCA
- 1D
- 1.72%
- 1M
- -1.93%
- 6M
- -17.26%
- YTD
- -13.47%
- 1Y
- 13.55%
- 3Y*
- 14.59%
- 5Y*
- 11.08%
- 10Y*
- 19.22%
- ALL TIME*
- 20.40%
SEM
- 1D
- —
- 1M
- —
- 6M
- —
- YTD
- —
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- —
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $671.68M | $709.79M | $659.23M |
HCA vs. SEM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
HCA HCA Healthcare, Inc. | -13.47% | 56.71% | 11.75% | 13.83% | -5.64% | 57.58% | 12.07% | 20.24% | 43.37% | 18.67% |
SEM Select Medical Holdings Corporation | 12.07% | -19.84% | 51.24% | -3.52% | -13.85% | 7.41% | 18.51% | 52.05% | -13.03% | 33.21% |
Correlation
The correlation between HCA and SEM is 0.19, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.19 |
Correlation (3Y) Balances recent behavior with more history. | 0.42 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.51 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.52 |
Correlation (All Time) Calculated using the full available price history since Mar 10, 2011 | 0.47 |
Over the past year, the correlation between HCA and SEM has dropped to 0.19 - well below their long-term average of 0.47, suggesting their price drivers have been diverging.
Fundamentals
HCA:
$87.16B
SEM:
$2.05B
HCA:
$29.12
SEM:
$1.62
HCA:
13.82
SEM:
10.18
HCA:
1.23
SEM:
0.25
HCA:
$76.39B
SEM:
$5.52B
HCA:
$26.68B
SEM:
$588.00M
HCA:
$15.67B
SEM:
$442.21M
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
HCA vs. SEM — Risk / Return Rank
HCA
SEM
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
HCA vs. SEM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for HCA Healthcare, Inc. (HCA) and Select Medical Holdings Corporation (SEM). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| HCA | SEM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | 1.11 | — | — |
| Calmar ratioReturn relative to maximum drawdown | 0.43 | — | — |
| Martin ratioReturn relative to average drawdown | 0.98 | — | — |
Loading charts...
Drawdowns
HCA vs. SEM - Drawdown Comparison
Loading charts...
Drawdown Indicators
| HCA | SEM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -54.74% | — | — |
Max Drawdown (1Y)Largest decline over 1 year | -33.62% | — | — |
Max Drawdown (3Y)Largest decline over 3 years | -33.62% | — | — |
Max Drawdown (5Y)Largest decline over 5 years | -39.49% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -54.74% | — | — |
Current DrawdownCurrent decline from peak | -25.89% | — | — |
Average DrawdownAverage peak-to-trough decline | -11.19% | — | — |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 14.90% | — | — |
Volatility
HCA vs. SEM - Volatility Comparison
Loading charts...
Volatility by Period
| HCA | SEM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 14.90% | — | — |
Volatility (6M)Calculated over the trailing 6-month period | 24.46% | — | — |
Volatility (1Y)Calculated over the trailing 1-year period | 30.18% | — | — |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 29.85% | — | — |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 32.92% | — | — |
Dividends
HCA vs. SEM - Dividend Comparison
HCA's dividend yield for the trailing twelve months is around 0.75%, while SEM has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
HCA HCA Healthcare, Inc. | 0.75% | 0.62% | 0.88% | 0.89% | 0.93% | 0.75% | 0.63% | 1.08% | 1.12% | 0.00% | 0.00% | 0.00% |
SEM Select Medical Holdings Corporation | 1.51% | 1.68% | 97.39% | 2.13% | 2.01% | 1.28% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.84% |
Financials
HCA vs. SEM - Financials Comparison
This section allows you to compare key financial metrics between HCA Healthcare, Inc. and Select Medical Holdings Corporation. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
HCA vs. SEM - Profitability Comparison
HCA - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, HCA Healthcare, Inc. reported a gross profit of 2.86B and revenue of 19.11B. Therefore, the gross margin over that period was 15.0%.
SEM - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Select Medical Holdings Corporation reported a gross profit of 175.47M and revenue of 1.42B. Therefore, the gross margin over that period was 12.3%.
HCA - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, HCA Healthcare, Inc. reported an operating income of 2.86B and revenue of 19.11B, resulting in an operating margin of 15.0%.
SEM - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Select Medical Holdings Corporation reported an operating income of 98.42M and revenue of 1.42B, resulting in an operating margin of 6.9%.
HCA - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, HCA Healthcare, Inc. reported a net income of 1.62B and revenue of 19.11B, resulting in a net margin of 8.5%.
SEM - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Select Medical Holdings Corporation reported a net income of 44.00M and revenue of 1.42B, resulting in a net margin of 3.1%.
Frequently Asked Questions
HCA and SEM have a correlation of 0.19, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
Find the right allocation for HCA and SEM
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer