BLK (BLACKROCK INC) Guru Holders · 13F Holdings
Based on each guru's latest 13F
3 gurus reported holding BLACKROCK INC (BLK) in their latest 13F. The largest weight is Thomas Gayner at 1.82% of the portfolio.
Gurus Holding BLK (3)
| Guru | Weight (%) | Shares | vs. Prior Quarter | As of |
|---|---|---|---|---|
| Thomas Gayner | 1.82 | 220,200 | Unchanged | 2026Q3 |
| Ken Griffin | 0.61 | 1,097,186 | Increased | 2026Q2 |
| Jim Simons | 0.16 | 118,722 | New | 2026Q2 |
13F filings are published up to 45 days after quarter-end and do not show short positions. Weights are shares of each guru's total 13F stock holdings; multiple share classes of one company are combined. The data on this page is for reference and is not investment advice.
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