7 institutions reported holding $13.6M of ISHARES TR (INDF1) in SEC 13F filings for 2026-06-30. Largest institutional holders: Optiver Holding B.V. ($10.4M), IMC-Chicago, LLC ($1.5M), SIMPLEX TRADING, LLC ($983,684), GROUP ONE TRADING LLC ($676,548), Hurley Capital, LLC ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Optiver Holding B.V. | $10.4M | 226,300 | Trimmed |
| 2 | IMC-Chicago, LLC | $1.5M | 44,100 | Added |
| 3 | SIMPLEX TRADING, LLC | $983,684 | 24,900 | Trimmed |
| 4 | GROUP ONE TRADING LLC | $676,548 | 17,900 | Added |
| 5 | Hurley Capital, LLC | $0 | 0 | Exited |
| 6 | Burns Matteson Capital Management, LLC | $0 | 0 | Exited |
| 7 | Phillip James Consulting Co. | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30