Dorchester Minerals, L.P. filed a Form 8-K on November 2, 2026, reporting the October 30, 2026, completion of its acquisition of mineral and royalty interests from Hillside Exploration Assets, LLC in exchange for 1,250,000 newly issued common units.

Key Highlights

  • Acquisition closed October 30, 2026: Dorchester Minerals completed its acquisition of oil and gas properties from Hillside Exploration Assets, LLC on that date.
  • 1,250,000 common units issued: The Partnership issued 1,250,000 common units representing limited partnership interests to the Contributor as consideration.
  • Approximately 4,300 net royalty acres: The acquired properties consist of mineral and royalty interests in producing and non-producing oil and natural gas properties in the Williston Basin in North Dakota.
  • Non-taxable structure: According to the filing, the Partnership and the Contributor structured the transaction as a non-taxable contribution and exchange.
  • Cash adjustment at closing: The Contributor was required to pay the Partnership at closing an amount of cash equal to aggregate cash receipts attributed to the Properties received by the Contributor on or after July 1, 2026.
  • No material relationship: The filing states that no material relationship exists between the Partnership and the Contributor.

Dorchester Minerals Completes Williston Basin Royalty Acquisition from Hillside Exploration Assets

According to the Form 8-K filed with the SEC on November 2, 2026, Dorchester Minerals, L.P. (NASDAQ:DMLP), a Delaware limited partnership, completed the acquisition of mineral and royalty interests from Hillside Exploration Assets, LLC, a Texas limited liability company, on October 30, 2026. The transaction was governed by a Contribution and Exchange Agreement dated October 16, 2026, the terms of which the Partnership had previously reported on October 20, 2026.

The filing discloses that the acquired properties consist of mineral and royalty interests in producing and non-producing oil and natural gas properties representing approximately 4,300 net royalty acres across the Williston Basin in North Dakota. In exchange for these properties, the Partnership issued to the Contributor an aggregate of 1,250,000 common units, the offer and sale of which, according to the filing, are registered by the Partnership's registration statements on Form S-4.

The filing notes that the Contribution and Exchange Agreement included customary representations, warranties, covenants, and indemnities from both parties. In addition, the Contributor was obligated to pay the Partnership at closing a cash amount equal to aggregate cash receipts attributed to the properties that were received by the Contributor on or after July 1, 2026. The Partnership disclosed that it and the Contributor structured the transaction as a non-taxable contribution and exchange, and that no material relationship exists between the two parties. A press release announcing the completion of the transaction was issued on November 2, 2026, and attached to the filing as Exhibit 99.1.

What Was Disclosed

Dorchester Minerals reported the October 30, 2026, closing of its acquisition of approximately 4,300 net royalty acres in the Williston Basin from Hillside Exploration Assets, LLC, funded through the issuance of 1,250,000 common units in a non-taxable exchange.