Hedge Fund · CIK 0001061165

Stephen Mandel

Lone Pine Capital

Large Fund

Stephen Mandel runs Lone Pine Capital, a hedge fund overseeing $13.61B in disclosed equity holdings (SEC CIK 0001061165). The latest portfolio (2025Q4) discloses 32 positions across 9 sectors, with the largest positions in TSM, VST and CVNA. On a mark-to-market basis the tracked portfolio has returned 31.7% over the past year. OpenStocks tracks 40 consecutive quarterly snapshots for this manager — every position change, new entry, and exit is logged below.

Track Stephen's filings View holdings

Portfolio

$13.61B

Positions

Quarter

2025Q4

Filings tracked

1Y+31.7%Since filing+177.7%Full performance →

Quarter

2025Q4 2025Q3 2025Q2 2025Q1 2024Q4 2024Q3 2024Q2 2024Q1 2023Q4 2023Q3 2023Q2 2023Q1

Biggest winner since filing

TSMTAIWAN SEMICONDUCTOR MFG LTD

+512.6%

+$2.54B

Biggest loser since filing

RHRH

-77.0%

−$838.8M

Investment strategy

Stephen Mandel is a large fund tilted toward technology names. 40% of the disclosed equity book is in Technology.

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