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SmartMoneyDB

Real-time insider trading signals and institutional investor tracking powered by SEC Form 4 and 13F filings.

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Main Features

Insider Signals
Stock Research
Fund Holdings
Sector Allocation
Research & Backtests
Top Managers

13F Data & Legal

Largest Trades (13F)
Activity (13F)
SEC EDGAR Source →
Data delayed up to 45 days from quarter end.

AI Analysis

Analyst Take

Major fund pages carry a quarterly AI-written analysis of the filing — key moves, concentration, sector tilts and how the clone portfolio has performed.

Not investment advice. Past holdings do not predict future returns.

Stephen Mandel 13F Holdings | LONE PINE CAPITAL LLC Portfolio Q2 2026

Stephen Mandel

Founder, Lone Pine Capital

Long / ShortAUM $16.36BPositions 34Q2 2026

🏆 Clone Portfolio Track Record

Rank #20 of 69 by 3-year alpha vs SPY · mechanically replicating this book, rebalanced at filing dates

A strong clone record is a track record, not a forecast — tested across a decade it doesn't reliably repeat. See what actually holds up →

Stephen Mandel founded Lone Pine Capital, a long/short equity hedge fund. A former Tiger Management analyst under Julian Robertson, Mandel is known for his rigorous fundamental research and concentrated portfolio approach in both U.S. and international equities.