A live board of research hooks worth inspecting now: insider buying, hedge-fund moves, Alpha Score leaders, SEC filing digests, market movers, and fresh coverage.
Data sources and update cadence: Methodology.
Use the research agent to interrogate this board. It pulls Alpha Scores, insider data, hedge-fund filings, prices, and recent coverage into one cited answer.
| Fund | Stock | Position | Move | Quarter |
|---|---|---|---|---|
| Berkshire Hathaway Warren Buffett | AAPL APPLE INC | $61.96B | new | Dec 31 |
| Berkshire Hathaway Warren Buffett | AXP AMERICAN EXPRESS CO | $56.09B | new | Dec 31 |
| Citadel Ken Griffin | SPY SPDR S&P 500 ETF TR | $39.49B | new | Dec 31 |
| Citadel Ken Griffin | QQQ INVESCO QQQ TR | $36.29B | new | Dec 31 |
| Tiger Global Chase Coleman | GOOGL ALPHABET INC | $3.33B | new | Dec 31 |
| Point72 Steve Cohen | SPY SPDR S&P 500 ETF TR | $2.90B | new | Dec 31 |
| Pershing Square Bill Ackman | BN BROOKFIELD CORP | $2.82B | new | Dec 31 |
| Tiger Global Chase Coleman | MSFT MICROSOFT CORP | $2.65B | new | Dec 31 |
Start with a signal, inspect the stock page, then compare the evidence: Alpha Score, insider activity, 13F holders, filings, and recent coverage.
A good signal does not mean a good trade. It means there is something worth researching.