5 institutions reported holding $1.5M of ROUNDHILL ETF TRUST (ARMW) in SEC 13F filings for 2026-06-30. Largest institutional holders: Belvedere Trading LLC ($651,788), CITADEL ADVISORS LLC ($530,026), OLD MISSION CAPITAL LLC ($298,748), GROUP ONE TRADING LLC ($10,314), UBS Group AG ($1,862). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Belvedere Trading LLC | $651,788 | 9,100 | New |
| 2 | CITADEL ADVISORS LLC | $530,026 | 7,400 | Trimmed |
| 3 | OLD MISSION CAPITAL LLC | $298,748 | 4,171 | Trimmed |
| 4 | GROUP ONE TRADING LLC | $10,314 | 144 | New |
| 5 | UBS Group AG | $1,862 | 26 | New |
Source: SEC Form 13F filings · as of 2026-06-30