8 institutions reported holding $244.7M of EXPAND ENERGY CORPORATION (CHKAQ) in SEC 13F filings for 2026-06-30. Largest institutional holders: IMC-Chicago, LLC ($108.2M), GROUP ONE TRADING LLC ($95.5M), HRT FINANCIAL LP ($27.5M), SIMPLEX TRADING, LLC ($12.0M), SG Americas Securities, LLC ($1.3M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $108.2M | 1.2M | Added |
| 2 | GROUP ONE TRADING LLC | $95.5M | 1.0M | Added |
| 3 | HRT FINANCIAL LP | $27.5M | 302,000 | Trimmed |
| 4 | SIMPLEX TRADING, LLC | $12.0M | 131,200 | Trimmed |
| 5 | SG Americas Securities, LLC | $1.3M | 454,700 | New |
| 6 | AlphaCore Capital LLC | $196,500 | 200 | New |
| 7 | HUNTINGTON NATIONAL BANK | $1 | 0 | Hold |
| 8 | Kentucky Retirement Systems | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30