6 institutions reported holding $1.5M of GRANITESHARES 2X LONG GOOGL DAILY ETF (GOU) in SEC 13F filings for 2026-06-30. Largest institutional holders: Optiver Holding B.V. ($850,145), GTS SECURITIES LLC ($387,623), HRT FINANCIAL LP ($216,000), UBS Group AG ($29,766), SBI Securities Co., Ltd. ($18,877). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Optiver Holding B.V. | $850,145 | 29,589 | Trimmed |
| 2 | GTS SECURITIES LLC | $387,623 | 13,491 | New |
| 3 | HRT FINANCIAL LP | $216,000 | 7,522 | New |
| 4 | UBS Group AG | $29,766 | 1,036 | Added |
| 5 | SBI Securities Co., Ltd. | $18,877 | 657 | Added |
| 6 | HOLLENCREST CAPITAL MANAGEMENT | $431 | 15 | New |
Source: SEC Form 13F filings · as of 2026-06-30