The vote result was delivered in a brief 23 April call, while an entertainment-industry open letter opposing the deal neared 5,000 signatures.
Opponents say the merger still faces court challenges and a wider public campaign, despite expectations that beneficiaries would gain from higher stock values.
Critics argue the consolidation could reshape Hollywood and cite Paramount Skydance's treatment of dissenters as rank-and-file resistance across the industry grows.
With fewer studios, will Hollywood's creative output shrink or will a new superpower rise to challenge tech giants?
Can state and international regulators block a merger that has already cleared a key federal hurdle?