Data Sources
ESG Ratings Agency

Morningstar Sustainalytics

Absolute ESG risk ratings (0–100) with continuous history since 1992 and integrated controversy tracking.

About

Sustainalytics, owned by Morningstar, publishes ESG Risk Ratings on an absolute 0–100 scale grouped into five bands. Its model differentiates managed vs. unmanaged risk and integrates controversy events directly into the main rating.

What they provide

  • ESG Risk Ratings across 200+ indicators, 1,800+ data points
  • Controversy incident tracking (48-hour update cadence)
  • Country risk ratings and Global Standards Screening
  • Morningstar Sustainability Rating inputs

Institutional use cases

  • Cross-sector fundamental ESG due diligence
  • Absolute unmanaged risk assessment for multi-asset portfolios
  • Early-warning signals on governance and supply-chain events

Coverage & cadence

Global public issuers plus expanding private coverage; continuous data since 1992.

How C100 uses this source

Sustainalytics scores are used alongside MSCI in C100's divergence analysis to surface real signal from rating disagreement.

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