Explaining Active Risk in an AI-Driven Market

Date Aired: Wednesday, July 8, 2026

A handful of AI-driven stocks have driven a significant share of benchmark returns, creating new challenges for active managers. As market concentration, benchmark changes and factor rotations reshape portfolios, understanding what’s driving changes in tracking error has never been more important.

Join us to learn how tracking error attribution and risk change attribution can help uncover the drivers of active risk and support more informed portfolio decisions. We'll also demonstrate AI Commentary, a new PORT Enterprise capability that automatically explains risk changes and generates portfolio manager-ready insights. If you're a PORT Enterprise user, you'll see how you can start using this functionality today.

Join us to learn:

  • What’s driving changes in tracking error
  • The key contributors to active risk
  • The impact of concentration, index changes and factor rotations
  • How AI Commentary helps explain risk changes

Speakers

Yuriko Obayashi

Portfolio & Risk Analytics Sales
Bloomberg

Joao Abrantes

UK Buyside Portfolio & Risk Solutions Relationship Manager
Bloomberg

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