The LNAI 16603 constitutes the proceedings of the following workshops that were held in conjunction with the 30th Pacific-Asia Conference on Knowledge Discovery and Data Mining, PAKDD 2026, held in Hong Kong, China, during June 9–12, 2026: -Workshop on AI and Data Science for Digital Finance (AI4DF 2026): This workshop received 3 submissions and accepted 2 papers. 2 camera-ready papers were finally received for publication. - Workshop of Decision Making and Optimization in Financial Technologies (DMO-FinTech 2026): This workshop received 10 submissions and accepted 5 papers. 5 camera-ready papers were finally received for publication. - Workshop on Research and Applications of Foundation Models for Data Mining and Affective Computing (RAFDA 2026): This workshop received 21 submissions and accepted 13 papers. 13 camera-ready papers were finally received for publication.-Workshop on Autonomous Machine Intelligence (AMI-PAKDD 2026): This workshop received 23 submissions and accepted 9 papers. 9 camera-ready papers were finally received for publication. - Workshop on Resource-Efficient Foundation Models for Large-Scale Data Mining (EFMxDM 2026): This workshop received 8 submissions and accepted 7 papers. 7 camera-ready paper was finally received for publication. -Workshop on Generative AI and Computational Journalism (JEN-AI 2026): This workshop received 8 submissions and accepted 5 papers. 3 cameraready papers were finally received for publication. Furthermore, we include 8 papers from the Doctoral Consortium in the Appendix of this proceeding.