** Shares of Domino's Pizza Enterprises DMP.AX fall as much as 15.4% to A$18.33, their weakest level since late August 2025

** Stock marks its weakest level since November 4, 2025

** DMP stock is top loser in the ASX 200 benchmark .AXJO

** DMP says group's same-store sales growth (SSSg) was -7.2% in the first eight weeks of second half

** Citi says the SSSg update for first eight weeks in 2H below Visible Alpha estimate of -0.2%

** We think the sharp deterioration in SSS trends since the AGM is likely to make investors nervous around the sustainability of the cost out strategy, especially as there has only been a very modest increase in franchise profitability - Citi

** About 1.2 million shares change hands, 2.6x the 30-day average

** Stock down 12.1%, YTD

(Reporting by Sneha Kumar in Bengaluru)

((Sneha.kumar@thomsonreuters.com;))