HF Best Ideas
AnalysesQuarterly Letters✦Warren AI
AnalysesQuarterly Letters✦Warren AI

What fund managers are writing about

25 subjects running through 1,596 letters. Pick one to read what every manager said about it — each passage copied verbatim from the letter it came from.

Technology

  • Artificial intelligence133
  • AI infrastructure94
  • Semiconductors89
  • Automation & robotics19
  • Cybersecurity19
  • The space economy19

Energy & resources

  • Natural gas & LNG32
  • Electrification & the grid30
  • Energy transition26
  • Copper & critical minerals25
  • Nuclear power10

Macro & policy

  • Inflation69
  • Interest rates66
  • Tariffs & trade policy40
  • Defence spending24
  • Deglobalisation & reshoring16
  • The dollar15
  • Housing10

Markets

  • Buybacks39
  • Private credit25
  • Crypto & digital assets24
  • Market concentration20
  • Gold11
  • Valuation dispersion3

Healthcare

  • Obesity drugs (GLP-1)11
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