3 institutions reported holding $540,762 of GLOBAL X FDS (ZCBG) in SEC 13F filings for 2026-06-30. Largest institutional holders: CITADEL ADVISORS LLC ($434,812), SIMPLEX TRADING, LLC ($73,334), GROUP ONE TRADING LLC ($32,616). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | CITADEL ADVISORS LLC | $434,812 | 8,779 | Trimmed |
| 2 | SIMPLEX TRADING, LLC | $73,334 | 1,400 | New |
| 3 | GROUP ONE TRADING LLC | $32,616 | 600 | New |
来源：SEC 13F 申报文件 · 截至 2026-06-30