9 institutions reported holding $717.5M of SHELL PLC (RDS.B) in SEC 13F filings for 2026-03-31. Largest institutional holders: Optiver Holding B.V. ($441.7M), GROUP ONE TRADING LLC ($124.9M), IMC-Chicago, LLC ($77.3M), SIMPLEX TRADING, LLC ($63.9M), CIBC Bancorp USA Inc. ($9.6M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Optiver Holding B.V. | $441.7M | 4.7M | Added |
| 2 | GROUP ONE TRADING LLC | $124.9M | 1.3M | Added |
| 3 | IMC-Chicago, LLC | $77.3M | 831,300 | Added |
| 4 | SIMPLEX TRADING, LLC | $63.9M | 687,600 | Added |
| 5 | CIBC Bancorp USA Inc. | $9.6M | 103,500 | New |
| 6 | SG Americas Securities, LLC | $11,000 | 32,800 | Trimmed |
| 7 | HUNTINGTON NATIONAL BANK | $51 | 1 | Hold |
| 8 | CenterStar Asset Management, LLC | $0 | 0 | Exited |
| 9 | JPMORGAN CHASE & CO | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31