Containership charter rates strengthen as mid-sized tonnage leads gains

Containership charter rates strengthened in August, with several smaller and mid-sized vessel segments recording higher assessments compared with both July and the same period last year. According to the September 2026 edition of DynaLiners Monthly, New ConTex assessments increased month on month across all eight vessel categories covered by the index. However, the year-on-year picture remained more mixed, particularly for larger tonnage. Mid-sized tonnage records strong gains The 1,700 TEU segment recorded the strongest year-on-year increase. Its New ConTex assessment reached US$33,877 per day in August, compared with US$33,025 in July and US$26,760 in August 2025, representing an annual increase of 26.