Riverside Resources Inc.·Basic Materials

Riverside Resources Inc. (OTCMKTS:RVSDF - Get Free Report) was the recipient of a large decline in short interest during the month of March. As of March 31st, there was short interest totaling 34,306 shares, a decline of 14.6% from the March 15th total of 40,175 shares. Based on an average daily trading volume, of 98,820

Vancouver, British Columbia--(Newsfile Corp. - April 1, 2026) - Questcorp Mining Inc. (CSE: QQQ) (OTCQB: QQCMF) (FSE: D910) (the "Company" or "Questcorp") along with its partner Riverside Resources Inc. (TSXV: RRI) (OTCQB: RVSDF) (FSE: 5YY0) ("Riverside"), is pleased to announce the commencement of the Phase 2 exploration program at the La Union Project in Sonora, Mexico. The program builds on the success of the 12-hole Phase 1 drill program announced January 22 2026, which delivered two key results: a high-grade 30m chip-channel interval at the Union Mine grading 20.2 g/t gold and 226 g/t silver a new sediment-hosted gold discovery at Luis Hill returning 42m grading 0.3 g/t gold.

Vancouver, British Columbia--(Newsfile Corp. - April 1, 2026) - Riverside Resources Inc. (TSXV: RRI) (OTCQB: RVSDF) (FSE: 5YY0) ("Riverside" or the "Company"), is pleased to announce the commencement of the Phase 2 exploration program at La Union Project in Sonora, Mexico. The program builds on the success of the 12-hole Phase 1 drill program announced January 22, 2026, which delivered a new sediment-hosted gold discovery at Luis Hill returning 42m grading 0.3 g/t gold.

Vancouver, British Columbia--(Newsfile Corp. - March 18, 2026) - Riverside Resources Inc. (TSXV: RRI) (OTCQB: RVSDF) (FSE: 5YY0) ("Riverside" or the "Company") is pleased to announce the successful consolidation of the Famosa Area with three mineral concessions within the Union Project district in Sonora, Mexico, through the completion of the final payment and transfer of mineral title from Pacific Comox S.A. de C.V. to Riverside's wholly owned Mexican subsidiary, RRM Exploración S.A.P.I.

Vancouver, British Columbia--(Newsfile Corp. - February 26, 2026) - Riverside Resources Inc. (TSXV: RRI) (OTCQB: RVSDF) (FSE: 5YY0) ("Riverside" or the "Company"), is pleased to announce early 2026 assay and porphyry Cu exploration results at the 100%-owned Ariel Copper Project (the "Ariel Project" or "Ariel") in Sonora, Mexico. Ariel is a drill-permitted, district-scale porphyry copper-gold set of targets located approximately 18 km east-southeast of the La Caridad copper mining complex in the highly productive Laramide-age Arizona-Sonora copper mining belt.

~Complete Phase 1 Drilling Results ~ Vancouver, British Columbia--(Newsfile Corp. - January 22, 2026) - Riverside Resources Inc. (TSXV: RRI) (OTCQB: RVSDF) (FSE: 5YY0) ("Riverside" or the "Company"), is pleased to announce, alongside Questcorp Mining Inc. (CSE: QQQ) (OTCQB: QQCMF) (FSE: D910) ("Questcorp"), high grade 20.2 g/t Au and 226 g/t Ag with 2.7% Zn in 30 m long continuous chip-channel ("channel") sampling from the Union Mine area, plus full complete drill results from the La Union Project in Sonora, Mexico. This news release focuses on the channel sampling and the second and final set of drill results from the Union Mine, Union Norte and El Cobre targets.
Riverside Resources Inc., an exploration stage company, engages in the acquisition, exploration, and development of exploration and evaluation assets in North America. The company primarily explores for gold, silver, and copper deposits. It holds interests in the Oakes, High Lake Greenstone Belt, Longrose, Pichette, and Kenora projects located in Canada; and the La Silla, Sandy, Tajitos, and Ariel projects located in Mexico. Riverside Resources Inc. was incorporated in 2006 and is headquartered in Vancouver, Canada.