Tsakos Energy Navigation (TEN), a US-listed owner of more than 60 tankers and a few LNG carriers, reported record earnings on Wednesday and announced a 50% increase in its dividend.

Net income at the Nikolas Tsakos-led company more than quadrupled between April and June from the previous quarter to $46.2m.

According to available figures, this is the highest profit reading in its 29 years as a public company.