Acadia Healthcare Company, Inc. (ACHC) vs Amylyx Pharmaceuticals, Inc. (AMLX)

A side-by-side comparison of Acadia Healthcare Company, Inc. and Amylyx Pharmaceuticals, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of October 6, 2026. Differences are shown without an overall score or investment verdict.

Compare
Acadia Healthcare Company, Inc. logo
ACHC
Acadia Healthcare Company, Inc.
$2.70B
$29.04HealthcareDelayed quote: Oct 6, 2026, 4:00 PM EDT
Amylyx Pharmaceuticals, Inc. logo
AMLX
Amylyx Pharmaceuticals, Inc.
$3.12B
$28.04HealthcareDelayed quote: Oct 6, 2026, 4:00 PM EDT

Total return — ACHC vs AMLX

growth of $100 · dividends reinvested · last 5y
ACHC -52.4% (-13.8%/yr)AMLX +53.7% (+9.0%/yr)AMLX compounded faster over this window
050100150200Start $1002023202420252026$48$154
ACHC AMLX

ACHC vs AMLX: by the numbers

  • •AMLX is the larger company ($3.12B vs $2.70B market cap).
  • •Both run net losses; AMLX's is the smaller (0.00% vs -33.44% net margin).

Metrics side by side

Valuation

MetricACHCAMLX
Forward P/E19.03N/A
P/S ratio0.80N/A
P/B ratio1.3713.04
EV / EBITDA9.53N/A

Profitability

MetricACHCAMLX
Gross margin17.61%0.00%
Operating margin10.06%0.00%
Net margin-33.44%0.00%
ROE-56.91%-63.59%
ROIC6.69%-66.60%

Growth (annualized)

MetricACHCAMLX
Revenue CAGR (5Y)8.67%N/A
Total return CAGR (5Y)-13.91%N/A

Go deeper

Full ACHC analysisFull AMLX analysisInteractive comparison tool

Dig into the metrics

Acadia Healthcare ROEAmylyx Pharmaceuticals ROEAcadia Healthcare operating marginAmylyx Pharmaceuticals operating marginAcadia Healthcare revenue growthAmylyx Pharmaceuticals revenue growthAcadia Healthcare free cash flowAmylyx Pharmaceuticals free cash flow

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified October 6, 2026.