PRE-MARKET TAIWANESE AND SINGAPOREAN STOCK NEWS: MediaTek works with OpenAI and QCOM

TaiwanMacronix International (2337 TT) - Co. said it will raise prices further in coming quarters to reflect a severe chip shortage after a prior increase helped it return to profitability. (Taipei Times)MediaTek (2454 TT) - OpenAI is working with MediaTek and Qualcomm (QCOM) on mobile processors, and with Luxshare as exclusive system design and manufacturing partner, for AI agent phones, according to TF International Securities analyst Ming-Chi Kuo.SingaporeST Engineering (STE SP) - Co. secured S$4.8bln in new contracts in Q1 2026, including S$2.4bln from its defence and public security segment. (Business Times)SUTL Enterprise (BHU SP) - The Competition and Consumer Commission of Singapore has flagged three concerns over the Co.’s proposed S$40 million purchase of Marina at Keppel Bay from Keppel Bay. (Business Times)