7 institutions reported holding $22.6M of CHORD ENERGY CORPORATION (OASPQ) in SEC 13F filings for 2026-03-31. Largest institutional holders: Optiver Holding B.V. ($11.5M), JPMORGAN CHASE & CO ($5.8M), IMC-Chicago, LLC ($3.8M), SIMPLEX TRADING, LLC ($753,554), GROUP ONE TRADING LLC ($412,322). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Optiver Holding B.V. | $11.5M | 80,600 | New |
| 2 | JPMORGAN CHASE & CO | $5.8M | 40,000 | New |
| 3 | IMC-Chicago, LLC | $3.8M | 26,900 | New |
| 4 | SIMPLEX TRADING, LLC | $753,554 | 5,300 | Trimmed |
| 5 | GROUP ONE TRADING LLC | $412,322 | 2,900 | Added |
| 6 | Pacer Advisors, Inc. | $315,454 | 307,000 | Added |
| 7 | HUNTINGTON NATIONAL BANK | $0 | 1 | Hold |
Source: SEC Form 13F filings · as of 2026-03-31