Horizon Core Equity ETF (STOX)
ETF ยท Cboe BZX
Horizon Core Equity ETF (STOX) is an exchange-traded fund listed on Cboe BZX, where it has traded since June 25, 2025.
- Type
- Exchange-traded fund
- Listed On
- Cboe BZX
- Listed Since
- June 25, 2025
Institutional ownership
In 13F filings for the quarter ended June 30, 2026, 12 institutions reported holding STOX, with 4.0 million shares worth $123.5 million in aggregate. The largest reported holder was BNY Mellon, with 2.1 million shares worth $66.3 million. Of the 5 largest holders listed below, 2 opened new positions in STOX and 3 added shares during the quarter.
| Institution | Shares | Value | Quarter change |
|---|---|---|---|
| BNY Mellon | 2,137,167 | $66M | Added 2.07% |
| Cooper Financial Group | 878,898 | $27M | Added 1.03% |
| Lpl Financial | 497,770 | $15M | New position |
| Cambridge Investment Research Advisors | 249,451 | $8M | Added 44.75% |
| Envestnet Asset Management | 172,633 | $5M | New position |
Form 13F is a quarterly report that institutional investment managers with at least $100 million in qualifying securities file with the SEC. It lists long positions as of the last day of the quarter and is due within 45 days of quarter end, so these holdings describe that date rather than today.
Frequently asked questions
What is STOX?
Horizon Core Equity ETF (STOX) is an exchange-traded fund listed on Cboe BZX, where it has traded since June 25, 2025.
Who are the largest institutional holders of STOX?
In 13F filings for the quarter ended June 30, 2026, the largest reported holders of STOX were BNY Mellon, Cooper Financial Group and Lpl Financial.
How many institutions own STOX?
12 institutions reported a position in STOX for the quarter ended June 30, 2026, worth $123.5 million in total.
Did institutions buy or sell STOX last quarter?
Of the 5 largest reported holders, 2 opened new positions in STOX and 3 added shares during the quarter. Every reported holder and its change is on the SentiSense ownership page for STOX.
Every reported institutional holder, plus insider and congressional trades in STOX, on SentiSense.