SCHEDULE 13D/A

DIVERSIFIED ENERGY COMPANY P

Ordinary shares, par value GBP0.20 per share · CUSIP: G2891G204

Event date: 2025-09-18

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• EIG Redwood Co-Investment, L.P.Reported CIK 0001636951

  Shares: 418,555.00 · Class: 0.54%

• EIG Energy XV Blocker Agent (Redwood), Inc.Reported CIK 0002069543

  Shares: 363,138.00 · Class: 0.47%

• EIG Holdings Carry Splitter (Redwood), L.P.Reported CIK 0002069539

  Shares: 1,296,270.00 · Class: 1.66%

• EIG Energy Fund XV, L.P.Reported CIK 0002069540

  Shares: 950,315.00 · Class: 1.22%

• EIG Energy Fund XV-A, L.P.Reported CIK 0002069541

  Shares: 648,623.00 · Class: 0.83%

• EIG Energy Fund XVI, L.P.Reported CIK 0001578109

  Shares: 3,497,646.00 · Class: 4.49%

• EIG Energy Fund XVI-E, L.P.Reported CIK 0001591998

  Shares: 56,250.00 · Class: 0.07%

• EIG Energy Fund XVI Holdings Splitter (FourPoint), L.P.Reported CIK 0002069542

  Shares: 1,598,415.00 · Class: 2.05%

• EIG Energy Fund XV Blocker Series C (FourPoint) LLCReported CIK 0002070688

  Shares: 772,373.00 · Class: 0.99%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.