19 institutions reported holding $11.2M of ALPS ETF TR (RDOG) in SEC 13F filings for 2026-06-30. Largest institutional holders: SIMPLEX TRADING, LLC ($4.8M), IMC-Chicago, LLC ($3.2M), GROUP ONE TRADING LLC ($1.6M), CITADEL ADVISORS LLC ($665,731), COMMONWEALTH EQUITY SERVICES, LLC ($473,520). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SIMPLEX TRADING, LLC | $4.8M | 92,800 | Added |
| 2 | IMC-Chicago, LLC | $3.2M | 62,000 | Added |
| 3 | GROUP ONE TRADING LLC | $1.6M | 30,800 | Added |
| 4 | CITADEL ADVISORS LLC | $665,731 | 16,028 | Trimmed |
| 5 | COMMONWEALTH EQUITY SERVICES, LLC | $473,520 | 11,400 | Trimmed |
| 6 | LPL Financial LLC | $221,049 | 5,322 | New |
| 7 | Cranbrook Wealth Management, LLC | $103,204 | 3,762 | Hold |
| 8 | SUMMIT SECURITIES GROUP LLC | $51,850 | 1,000 | New |
| 9 | OSAIC HOLDINGS, INC. | $51,750 | 1,245 | Added |
| 10 | MORGAN STANLEY | $23,135 | 557 | Trimmed |
| 11 | WELLS FARGO & COMPANY/MN | $22,775 | 548 | Added |
| 12 | NewEdge Advisors, LLC | $14,788 | 356 | Hold |
| 13 | Park Place Capital Corp | $6,230 | 150 | New |
| 14 | Medallion Wealth Advisors, LLC | $2,078 | 50 | Added |
| 15 | Allworth Financial LP | $2,077 | 50 | New |
| 16 | UBS Group AG | $42 | 1 | Trimmed |
| 17 | LuminArx Capital Management LP | $0 | 0 | Exited |
| 18 | Accent Capital Management, LLC | $0 | 0 | Exited |
| 19 | Rossby Financial, LCC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30