Onyx Gold Corp.

Vancouver, British Columbia--(Newsfile Corp. - August 19, 2026) - Onyx Gold Corp. (TSXV: ONYX) (OTCQX: ONXGF) ("Onyx" or the "Company") is pleased to report assay results from an additional nine (9) drill holes from the Argus Gold System ("Argus") at its 100%-owned Munro-Croesus Project ("Munro-Croesus" or the "Project"), located 75 kilometers east of Timmins, Ontario. (Figure 4). Results reported today are from the Argus Main and Argus West zones, two of several mineralized zones being explored within the broader Argus Gold System.At Argus Main, drill hole MC26-340 returned one of the stronge...

Vancouver, British Columbia--(Newsfile Corp. - July 16, 2026) - Onyx Gold Corp. (TSXV: ONYX) (OTCQX: ONXGF) ("Onyx" or the "Company") is pleased to report results from 17 drill holes at its 100%-owned Munro-Croesus Project ("Munro-Croesus" or the "Project"), located 75 km east of Timmins, Ontario. The results extend gold mineralization at both Argus North and Argus Main and identify a new area of mineralization 250 m northeast of Argus Main along the projected Argus Fault corridor.The most significant result is from Argus North, where hole MC26-274A returned 3.5 g/t gold ("Au") over...

Vancouver, British Columbia--(Newsfile Corp. - June 4, 2026) - Onyx Gold Corp. (TSXV: ONYX) (OTCQX: ONXGF) ("Onyx" or the "Company") is pleased to report new drill results from its fully-funded 110,000-meter drill program (the "Program") at the 100%-owned Munro-Croesus Project ("Munro-Croesus" or the "Project"), located 75 km east of Timmins, Ontario (Figure 4). Results from 19 drill holes continue to expand the rapidly growing Argus gold system, where drilling has now outlined mineralization over approximately 1.4 km of strike length and more than 500 m vertically, while remaining o...