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Acadia Healthcare CoMIL:1ACHC 49 Market Cap is €2,489 Mil as of Aug. 15, 2026. GuruFocus rates MIL:1ACHC with a GF Score™ of 49/100 and a GF Value™ of €37.64 (Modestly Undervalued). The stock has 4 warning signs investors should review. Among 690 Healthcare Providers & Services companies, Acadia Healthcare Co ranks better than 91.3% on this metric.
Acadia Healthcare Co's quarterly market cap
increased
from Dec. 2025 (€1,140 Mil) to Mar. 2026 (€1,815 Mil) and
increased
from Mar. 2026 (€1,815 Mil) to Jun. 2026 (€2,108 Mil).
Acadia Healthcare Co's annual market cap
stayed the same
from Dec. 2023 (€0 Mil) to Dec. 2024 (€0 Mil) but then
increased
from Dec. 2024 (€0 Mil) to Dec. 2025 (€1,140 Mil).
Enterprise Value is the theoretical takeover price. It is more comprehensive than market capitalization (market cap), which only includes common equity. Enterprise Value is calculated as the market cap plus debt and minority interest and preferred shares, minus total cash and cash equivalents. Acadia Healthcare Co's Enterprise Value for Today is €4,749 Mil.
Acadia Healthcare Co (MIL:1ACHC) Market Cap Explanation
Market cap is not the real price you pay for a company. If you buy the company and become its owner, you become the owner of the cash the company has, and you also assume the companys debt. The real price you pay is the Enterprise Value.
Warren Buffett uses the ratio of total market cap of all public traded companies over GDP to measure if the market is expensive. As of April 2012, the US total market cap is about $14.7 trillion, while the US GDP is about $15 trillion. The market was modestly overvalued.
Acadia Healthcare Co Market Cap Related Terms
Acadia Healthcare Co Market Cap Historical Data
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The historical data trend for Acadia Healthcare Co's Market Cap can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
MIL:1ACHC vs OPCH, NHC, BKD: Market Cap Comparison
For the Medical Care Facilities subindustry, Acadia Healthcare Co's Market Cap, along with its competitors' market caps and Market Cap data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Acadia Healthcare Co Market Cap vs Healthcare Providers & Services Industry
For the Healthcare Providers & Services industry and Healthcare sector, Acadia Healthcare Co's Market Cap distribution charts can be found below:
* The bar in red indicates where Acadia Healthcare Co's Market Cap falls into.
Market cap is the short version of market capitalization. It is the total market value to buy the whole company. It is equal to the share price times the number of shares outstanding.
Acadia Healthcare Co's Market Cap for the fiscal year that ended in Dec. 2025 is calculated as
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Acadia Healthcare Co (MIL:1ACHC) has a Market Cap of €2,489 Mil as of Aug. 15, 2026. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on Acadia Healthcare Co and its competitors. According to the industry distribution chart, Acadia Healthcare Co ranks #60 out of 690 companies in the Healthcare Providers & Services industry, placing it in the top 8.7%.
Is Acadia Healthcare Co's Market Cap too high?
Acadia Healthcare Co's current Market Cap is €2,489 Mil. Based on the distribution chart, Acadia Healthcare Co ranks #60 out of 690 companies in the Healthcare Providers & Services industry, which is in the top quartile — a strong position relative to peers. Overall, Acadia Healthcare Co has a GF Score™ of 49/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Acadia Healthcare Co's Market Cap compare to OPCH and NHC?
According to the Healthcare Providers & Services industry distribution chart, Acadia Healthcare Co ranks #60 out of 690 companies for Market Cap. This places Acadia Healthcare Co in the top 9% of its industry — outperforming the majority of peers. The industry median Market Cap is 107.06. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Market Cap for a Healthcare Providers & Services company?
The median Market Cap among Healthcare Providers & Services companies is 107.06, based on 690 companies in the industry. Companies in the top quartile (top 25%) have a Market Cap significantly above this median, while those in the bottom quartile fall well below. However, Market Cap should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Market Cap mean?
A high Market Cap can signal that a stock is expensive relative to its fundamentals. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on Acadia Healthcare Co and its competitors. For the Healthcare Providers & Services industry, the median Market Cap is 107.06 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Acadia Healthcare Co's current Market Cap is €2,489 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Acadia Healthcare Co stock overvalued right now?
Based on GuruFocus' analysis, Acadia Healthcare Co (MIL:1ACHC) is currently considered Modestly Undervalued. The stock's GF Value™ is €37.64, compared to a current price of €27.40 — trading 27.2% below its estimated fair value. The current Market Cap is €2,489 Mil. Acadia Healthcare Co's overall GF Score™ is 49/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Market Cap calculated?
Market Cap is calculated from a company's financial statements. For Acadia Healthcare Co (MIL:1ACHC), the current Market Cap is €2,489 Mil as of Aug. 15, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Acadia Healthcare Co (MIL:1ACHC) Overvalued in 2026?
Based on GuruFocus' analysis, Acadia Healthcare Co stock appears to be undervalued.
The current stock price of €27.40 is trading 27.2% below its estimated GF Value™ of €37.64.
GuruFocus considers Acadia Healthcare Co to be Modestly Undervalued.
Key valuation signals for MIL:1ACHC:
Market Cap: €2,489 Mil
GF Value™: €37.64 vs. price of €27.40 (27.2% below fair value)
No single metric tells the full story. See the MIL:1ACHC stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Acadia Healthcare Co Inc acquires and develops behavioral healthcare facilities. Its facilities and services are classified into the following categories: acute inpatient psychiatric facilities; specialty treatment facilities; CTCs; and residential treatment centers. In which Acute inpatient psychiatric facilities contribute the majority of revenue in the United States. The Company has one reportable segment, behavioral healthcare services. The behavioral healthcare services segment provides inpatient and outpatient behavioral healthcare services.
49GF Score
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Market Cap is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
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