# Blackrock (BLK): value investors who own it | moatshark

5 value investors held Blackrock in their Q3 2026 13F, led by ValueAct, Cantillon Capital Management, Markel Group, Harris Associates (Oakmark), Dodge &…

## 13F holders

| Manager | Portfolio | Value | Change | Quarters held |
| --- | --- | --- | --- | --- |
| ValueAct | 9.9% | $559m | Added +6.5% | 3 |
| Cantillon Capital Management | 3.0% | $20.1m | Trimmed -95% | 7 |
| Markel Group | 1.6% | $212m | Unchanged | 7 |
| Harris Associates (Oakmark) | 0.1% | $42.9m | Trimmed -18% | 7 |
| Dodge & Cox | 0.0% | $684k | Unchanged | 7 |

## Directors buying and selling (Form 4, last 12 months)

| Date | Who | Role | Bought or sold | Shares | Value |
| --- | --- | --- | --- | --- | --- |
| 2026-07-16 | Meade Christopher J. | General Counsel and CLO | Sold | 15895 | $17.5m |
| 2026-07-16 | Meade Christopher J. | General Counsel and CLO | Sold | 2200 | $2.4m |
| 2026-07-16 | FINK LAURENCE | Chairman and CEO | Sold | 1905 | $2.1m |

Source: SEC filings, via moatshark (https://www.moatshark.com/s/blk). Values traded and returns are estimates. Not investment advice. Built 2026-10-21.