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Head-to-head comparison

Howard Marks vs Stephen Mandel

Howard Marks
Oaktree Capital
Q9/10
"You can't predict, you can prepare. Second-level thinking."
6 positionsSince 1995
Stephen Mandel
Lone Pine Capital
Q9/10
"Long-only growth at a reasonable price. Deep research. Tiger Cub."
5 positionsSince 1997

Recent moves — Q4 2025

Latest quarter activity for each manager.

Howard Marks
  • VSTADD +18%
    Adding to Vistra — power demand from AI.
  • PRADD +15%
    Building Permian Resources.
  • TRMDADD +8%
    More Torm shipping.
Stephen Mandel
  • METAADD +3%
    Small add — already a top Lone Pine position.
  • FTNTNEW
    New Fortinet cybersecurity position.

Data sourced from 13F filings with the SEC. Overlap in top positions is a concrete consensus signal, not investment advice.