Euroseas Ltd. (ESEA) shares rose 4.1% in pre-market trading on September 1, 2026. The stock reached a new 52-week high of $80.01.

Investors are positioning for the company’s upcoming ex-dividend date on September 9. Euroseas declared a quarterly cash dividend of $0.80 per share.

The stock climbed while broader U.S. market benchmarks trended lower. This performance follows strong second-quarter results reported in August.

Euroseas posted adjusted earnings of $4.70 per share, beating Wall Street consensus estimates. The company also maintains an ongoing share repurchase program.