5 institutions reported holding $18.8M of SEMPRA (SRE-PA) in SEC 13F filings for 2026-06-30. Largest institutional holders: IMC-Chicago, LLC ($12.6M), GROUP ONE TRADING LLC ($4.3M), SIMPLEX TRADING, LLC ($1.9M), 10Elms LLP ($40,008), Freemont Management S.A. ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $12.6M | 135,400 | Added |
| 2 | GROUP ONE TRADING LLC | $4.3M | 46,500 | Added |
| 3 | SIMPLEX TRADING, LLC | $1.9M | 20,400 | Trimmed |
| 4 | 10Elms LLP | $40,008 | 0 | Hold |
| 5 | Freemont Management S.A. | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30