9 institutions reported holding $584,298 of Leverage Shares 2X Long UUUU Daily ETF (UUUG) in SEC 13F filings for 2026-06-30. Largest institutional holders: SUSQUEHANNA INTERNATIONAL GROUP, LLP ($186,263), CITADEL ADVISORS LLC ($139,454), UBS Group AG ($99,357), Optiver Holding B.V. ($87,066), Virtu Financial LLC ($71,000). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $186,263 | 35,395 | Added |
| 2 | CITADEL ADVISORS LLC | $139,454 | 26,500 | New |
| 3 | UBS Group AG | $99,357 | 18,882 | New |
| 4 | Optiver Holding B.V. | $87,066 | 16,545 | Added |
| 5 | Virtu Financial LLC | $71,000 | 13,400 | New |
| 6 | SBI Securities Co., Ltd. | $1,158 | 220 | New |
| 7 | SIMPLEX TRADING, LLC | $0 | 0 | Exited |
| 8 | Tower Research Capital LLC (TRC) | $0 | 0 | Exited |
| 9 | JANE STREET GROUP, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30