How did Brazil Telecom's revenue and expenses trend in Q4 2024?

Brazil Telecom's (BRSP) revenue and expenses in Q4 2024 showed a significant disparity between the two, with total revenue standing at $29.16 million and total expenses amounting to $67.4 million. The negative net income of $21.15 million indicates that the company's expenses far exceeded its revenue during the quarter, suggesting a challenging financial period for Brazil Telecom.