13F Notebook
Watchlist

13F Notebook

A curated 13F watchlist covering quality long-only managers, growth platforms, famous PMs, and China-focused funds, with position changes, cost basis, and quarter-by-quarter AI commentary.

Funds tracked 29
Avg history 43Q
Latest 13F 2026-03-31

Famous PM

Concentrated or hedge-fund-style filers tied to well-known investors; useful, but 13F only shows long U.S. positions.

Fund Total Value Positions Quarters Latest Period
Duquesne Family Office (Druckenmiller) hedge-fund, famous-pm, druckenmiller, macro, active $3.38B 68 52 2026-03-31
Appaloosa LP (Tepper) tepper, hedge-fund, active $5.93B 31 31 2026-03-31
Situational Awareness LP (Leopold) famous-pm, ai-thesis, tech, concentrated, active $13.68B 29 6 2026-03-31
Pershing Square (Bill Ackman) activist, concentrated, active $13.71B 11 52 2026-03-31
Coatue Management (Laffont) famous-pm, tech, growth, active $29.06B 62 52 2026-03-31
Lone Pine Capital (Mandel) tiger-cub, growth, active $12.54B 36 52 2026-03-31
Viking Global Investors (Halvorsen) hedge-fund, active $35.75B 77 52 2026-03-31
Tiger Global Management (Coleman) tiger-cub, growth, active $22.85B 54 52 2026-03-31