SCHEDULE 13D/A

DIVERSIFIED ENERGY COMPANY P

Common Stock, $0.01 par value per share · CUSIP: G2891G204

Event date: 2026-01-09

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.

  Shares: 327,012.00 · Class: 0.41%

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

  Shares: 283,715.00 · Class: 0.35%

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

  Shares: 1,012,758.00 · Class: 1.26%

• EIG Energy Fund XV, L.P.

  Shares: 742,468.00 · Class: 0.92%

• EIG Energy Fund XV-A, L.P.

  Shares: 506,760.00 · Class: 0.63%

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

  Shares: 2,732,662.00 · Class: 3.39%

• EIG Energy Fund XVI-E, L.P.

  Shares: 43,947.00 · Class: 0.05%

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

  Shares: 1,248,819.00 · Class: 1.55%

• EIG Energy Fund XV Blocker Series C (FourPoint) LLC

  Shares: 603,444.00 · Class: 0.75%

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