8 institutions reported holding $72.7M of HORIZON S/M CP CORE EQTY ETF (SMOX) in SEC 13F filings for 2026-06-30. Largest institutional holders: Bank of New York Mellon Corp ($60.5M), ENVESTNET ASSET MANAGEMENT INC ($10.7M), Sanctuary Advisors, LLC ($1.0M), Cambridge Investment Research Advisors, Inc. ($365,000), US BANCORP \DE\ ($63,291). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Bank of New York Mellon Corp | $60.5M | 2.0M | Trimmed |
| 2 | ENVESTNET ASSET MANAGEMENT INC | $10.7M | 350,228 | New |
| 3 | Sanctuary Advisors, LLC | $1.0M | 33,077 | Added |
| 4 | Cambridge Investment Research Advisors, Inc. | $365,000 | 11,884 | New |
| 5 | US BANCORP \DE\ | $63,291 | 2,063 | New |
| 6 | UBS Group AG | $11,904 | 388 | New |
| 7 | Horizon Investments, LLC | $7,333 | 239 | Trimmed |
| 8 | SITTNER & NELSON, LLC | $6,106 | 199 | New |
Source: SEC Form 13F filings · as of 2026-06-30