3 institutions reported holding $26.6M of BLACKROCK, INC. (CSTNL) in SEC 13F filings for 2026-06-30. Largest institutional holders: Sierra Capital LLC ($25.0M), INNEALTA CAPITAL, LLC ($1.2M), SSA SWISS ADVISORS AG ($383,437). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Sierra Capital LLC | $25.0M | 31,042 | Trimmed |
| 2 | INNEALTA CAPITAL, LLC | $1.2M | 1,444 | New |
| 3 | SSA SWISS ADVISORS AG | $383,437 | 476 | New |
来源：SEC 13F 申报文件 · 截至 2026-06-30