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Dimitry Dayen, CFA

Dimitry Dayen, CFA

Managing Director, Portfolio Manager
20 Years experience
11 Years at firm

Dimitry is a Portfolio Manager on the Sustainability Leaders Strategy at ClearBridge Investments. He joined ClearBridge in 2014 and has 20 years of investment industry experience.

Dimitry joined ClearBridge as a Sector Analyst covering energy, was named a Portfolio Analyst on the Sustainability Leaders Strategy in 2023 and became a Portfolio Manager in 2024. Prior to joining ClearBridge, Dimitry worked as a Senior Research Analyst for oil service and drilling at Surveyor Capital; Research Analyst for oil service at Goldman Sachs; and Investment Banking Analyst for global energy and power at Merrill Lynch.

Dimitry has a B.A. in economics from New York University. He is also a member of the CFA Institute and the CFA Society New York

Experience

  • 20 years of investment industry experience
  • Joined ClearBridge Investments in 2014
  • ClearBridge Investments – Portfolio Analyst
  • ClearBridge Investments – Sector Analyst, Energy
  • Surveyor Capital (Citadel) – Senior Research Analyst, Oil Service & Drilling
  • Goldman Sachs – Research Analyst, Oil Service
  • Merrill Lynch – Investment Banking Analyst, Global Energy & Power
  • B.A. in economics from New York University
  • Member of the CFA Institute
  • Member of the CFA Society New York

Perspectives

  • Innovating Carbon Capture Across Industries
    ESG Investment 3Q25: Recent engagements with portfolio companies have touched on ways they are developing carbon capture across several industries, driving share gains and improving cash flows.
  • Results Improving Despite Low-Quality Market
    Sustainability Leaders 3Q25: We have observed improving relative results in 2025 compared to the prior two years, partly due to recent positioning moves.
  • Capitalizing When the Market Swoons
    Sustainability Leaders 2Q25: The April selloff produced attractive opportunities in high-quality long-term compounders that helped the Strategy outperform in the second quarter.
  • Seizing Opportunities in a Volatile Market
    Sustainability Leaders 1Q25: Churning markets formed the backdrop for recycling capital from strong performers into new opportunities, primarily in health care and industrials.
  • Decarbonizing Industry
    Dimitry Dayen and Hannah Whang discuss exciting early opportunities in decarbonizing transport and the potential role for industrial software in lowering emissions
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