4 institutions reported holding $765,573 of ISHARES TR (IDAT) in SEC 13F filings for 2026-06-30. Largest institutional holders: GROUP ONE TRADING LLC ($434,112), SIMPLEX TRADING, LLC ($331,461), Phillip James Consulting Co. ($0), Matthew Goff Investment Advisor, LLC ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | GROUP ONE TRADING LLC | $434,112 | 5,700 | New |
| 2 | SIMPLEX TRADING, LLC | $331,461 | 4,700 | Trimmed |
| 3 | Phillip James Consulting Co. | $0 | 0 | Exited |
| 4 | Matthew Goff Investment Advisor, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30