** Orica ORI.AX shares fall 0.5% to A$18.83, their lowest since June 20, 2025
** Stock set to book four straight sessions of losses, falling around 5% over the streak
** Explosives maker discloses outage at a supplier's ammonia plant in Western Australia
** Says managing impact by working to secure alternative supply
** Adds, another unplanned outage at New South Wales ammonia plant, which is expected to be resolved shortly
** Material financial impact from these interruptions is not expected - Orica
** Stock down 22.1% YTD, including day's moves
(Reporting by Nikita Maria Jino in Bengaluru)
((Nikita.Jino@thomsonreuters.com;))