10 institutions reported holding $406.2M of SHELL PLC CALL (RDS.B) in SEC 13F filings for 2026-06-30. Largest institutional holders: Optiver Holding B.V. ($205.9M), GROUP ONE TRADING LLC ($73.5M), IMC-Chicago, LLC ($62.0M), SIMPLEX TRADING, LLC ($49.4M), CIBC Bancorp USA Inc. ($8.0M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Optiver Holding B.V. | $205.9M | 2.7M | Trimmed |
| 2 | GROUP ONE TRADING LLC | $73.5M | 947,500 | Trimmed |
| 3 | IMC-Chicago, LLC | $62.0M | 799,300 | Trimmed |
| 4 | SIMPLEX TRADING, LLC | $49.4M | 637,200 | Trimmed |
| 5 | CIBC Bancorp USA Inc. | $8.0M | 103,500 | Hold |
| 6 | JPMORGAN CHASE & CO | $5.4M | 69,700 | New |
| 7 | HRT FINANCIAL LP | $1.7M | 22,500 | New |
| 8 | SG Americas Securities, LLC | $210,000 | 60,300 | Added |
| 9 | Capricorn Fund Managers Ltd | $30,850 | 5,000 | New |
| 10 | HUNTINGTON NATIONAL BANK | $51 | 1 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30