2 institutions reported holding $644,870 of GSR Crypto Core3 ETF (BESO) in SEC 13F filings for 2026-06-30. Largest institutional holders: FLOW TRADERS U.S. LLC ($616,000), UBS Group AG ($28,870). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | FLOW TRADERS U.S. LLC | $616,000 | 26,653 | New |
| 2 | UBS Group AG | $28,870 | 1,250 | New |
Source: SEC Form 13F filings · as of 2026-06-30