5 institutions reported holding $93,354 of WORLD FDS TR (PHLOX) in SEC 13F filings for 2026-03-31. Largest institutional holders: GROUP ONE TRADING LLC ($51,275), SIMPLEX TRADING, LLC ($42,079), Belvedere Trading LLC ($0), GTS SECURITIES LLC ($0), FLOW TRADERS U.S. LLC ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | GROUP ONE TRADING LLC | $51,275 | 8,300 | Added |
| 2 | SIMPLEX TRADING, LLC | $42,079 | 5,800 | Added |
| 3 | Belvedere Trading LLC | $0 | 0 | Exited |
| 4 | GTS SECURITIES LLC | $0 | 0 | Exited |
| 5 | FLOW TRADERS U.S. LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31