Senex Energy has ended its 37-year stint on the ASX boards, with a majority of shareholders approving the $900 million takeover of the east coast oil and gas company amid the global turmoil in energy markets.

But at the meeting in Brisbane on Tuesday, a group of disgruntled investors asked why they should accept the $4.60 a share offer when the price of oil has surged to its highest level since 2008 and is likely to climb higher following Russia’s invasion of Ukraine.