** Shares of specialty chemicals supplier Synthomer SYNTS.L rise as much as 34% at 67p - highest since October 2025
** Co has offset higher costs linked to the Iran war through "substantial" pricing action and higher volumes
** Co says overall trading in Q1 2026 was in line with its expectations and ahead of prior year, and forecasts a strong quarter-on-quarter volume and margin growth for Q2
** Names Iain Torrens as interim CFO & executive director from 15 May
** Up to Wednesday's close, stock had fallen ~13% so far this year
(Reporting by Roshni Srivastava in Bengaluru)
((roshni.srivastava@thomsonreuters.com))