Quantum Helium #QHE – Director / PDMR Shareholding

Quantum Helium Limited (AIM: QHE) announces that Executive Chairman Carl Dumbrell has informed the Company that on 17 April 2026 he purchased 27,500,000 Ordinary Shares in the Company and on 20 April 2026 he purchased a further 33,268,948 Ordinary Shares in the Company, both at a price of 0.031 pence per share. The Company has […]

Quantum Helium #QHE – Operatorship Approved for Sagebrush. Mobilisation for Extended Production Test to Commence After Easter

Quantum Helium Limited (AIM: QHE) is pleased to announce that it has received notification that operatorship of the Sagebrush Project in Colorado has been approved by the Bureau of Indian Affairs (“BIA”). This key milestone follows an extensive and proactive engagement process undertaken by the Company and its advisors with regulatory authorities and stakeholders. The […]

Quantum Helium #QHE – Half Year Results for the Six Months to 31 December 2025

Quantum Helium Limited (AIM: QHE), announces its Half Year results for the six months to 31 December 2025. Summary The Company’s principal focus during the period was on advancing and de-risking its existing helium portfolio in the USA, including increasing its interest in the Sagebrush Project and delivering independent third-party validation of its resources. This resulted […]

Quantum Helium #QHE – BIA Approval of Coyote Wash IMDA. Assignment of Sagebrush operatorship progressing towards conclusion

Quantum Helium Limited (AIM: QHE) is pleased to announce that it has received confirmation from the U.S. Bureau of Indian Affairs (“BIA”) that the Indian Mineral Development Agreement (“IMDA”) relating to the Coyote Wash Project has been formally approved. This approval represents a significant regulatory milestone for the Company and follows the previously announced independent […]

Quantum Helium #QHE – Director / PDMR Shareholding

Quantum Helium Limited (AIM: QHE), advancing helium, hydrogen and hydrocarbon projects in the USA, announces that Executive Chairman Carl Dumbrell, has informed the Company that on the 1st and 2nd December 2025 he purchased a total of 59,496,555 Ordinary Shares in the Company at a price of 0.027 pence per share. The Company has also […]

Mosman Oil & Gas #MSMN – Change of name to Quantum Helium Limited

Mosman Oil and Gas Limited (“Mosman” or the “Company”), advancing helium, hydrogen and hydrocarbon projects in the USA, is pleased to announce that it has changed its name to Quantum Helium Limited. The Australian Securities & Investments Commission has issued a Change of Name certificate on 13 November 2025, and the name change has become […]