The offer also includes a cash alternative as the default alternative.
SEE:Oceanus posts record revenue; reverses from net loss a year ago to net profit of $8.6 mil for FY20
Oceanus will not receive any further extension should they fail to meet the criteria by the new deadline.
Shares in Oceanus closed 0.6 cent higher or 26.1% up at 2.9 cents on March 11.