MSTQ — ETF Ser Solutions Institutional Holders · Q2 2026
Who owns ETF Ser Solutions (MSTQ)? 7 institutions reported holding $31.42M in SEC 13F filings for Q2 2026 (period ended 2026-06-30). Largest holders: Brookstone Capital Management ($28.5M), Envestnet Asset Management Inc ($2.6M), Cambridge Investment Research Advisors, Inc. ($263,000).
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Brookstone Capital Management | $28.5M | 714,860 | Added |
| 2 | ENVESTNET ASSET MANAGEMENT INC | $2.6M | 65,172 | Trimmed |
| 3 | Cambridge Investment Research Advisors, Inc. | $263,000 | 6,594 | New |
| 4 | UBS Group AG | $4,593 | 115 | Hold |
| 5 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $0 | 0 | Exited |
| 6 | GTS SECURITIES LLC | $0 | 0 | Exited |
| 7 | OLD MISSION CAPITAL LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30