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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.

Jeremy Grantham 13F Holdings | Co-founder Portfolio Q1 2026

Jeremy Grantham

Co-founder, GMO

AUM $39.10BPositions 628Q1 2026

🏆 Clone Portfolio Track Record

Rank #40 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 →

Jeremy Grantham co-founded GMO and is renowned for calling major market bubbles — Japan in 1989, the dot-com peak, and the 2008 top. GMO is an asset-allocation and value house; its US 13F leans toward high-quality large caps, reflecting a valuation-disciplined, mean-reversion philosophy.