Every hedge fund managing over $100M must disclose their stock positions every quarter. Search any fund to see exactly where the smart money is sitting.
Any institutional investment manager with over $100 million in assets under management must file a Form 13F with the SEC within 45 days of each quarter end. This lists every equity position they hold — the exact number of shares and the market value at quarter end.
Funds like Berkshire Hathaway, Renaissance Technologies, and Citadel file 13Fs every quarter. Following their moves gives retail investors insight into where institutional money is flowing — before it becomes mainstream news.