Published August 19, 2026 Updated about 3 hours ago BENGALURU: Most Gulf stock markets closed subdued on Tuesday as investors remained cautious after the US ruled out extending a temporary ceasefire agreement and an Iranian official said Tehran would shift to a “fully offensive” military posture. Qatar’s benchmark index fell 0.5 percent, extending losses for a second consecutive session to close at 9,848 points, its lowest level in more than a year.…