MT. PLEASANT, Mich., Jan. 30, 2025 /PRNewswire/ — Isabella Bank Corporation (OTCQX: ISBA) (the “Company” or “we”) reported fourth quarter 2024 net income of $4.0 million, or $0.54 per diluted share, an increase compared to $3.8 million, or $0.51 per diluted share in the same quarter of…