Boeing will be under a spotlight Wednesday as the beleaguered aviation giant announces what is expected to be its biggest quarterly loss in four years, and striking employees vote on whether to end a costly weeks-long stoppage.

Wednesday is shaping up as one of the most significant days in a volatile year for Boeing, which is expected to report a huge third-quarter loss, introduce its new CEO on his first earnings call, and learn if machinists will end a strike that has crippled the company’s aircraft production for more than a month.

Boeing factory workers held a large rally in Seattle to demand a better wage deal, mounting pressure on new CEO Kelly Ortberg to end a bitter strike that has plunged the planemaker further into financial crisis.

Union leaders expect a close vote when 3,000 Boeing hourly workers weigh a sweetened contract offer that could end an almost six-week strike, the union's chief said Tuesday. The vote will take place throughout Wednesday,

Boeing has made a new contract offer with a higher wage increase and other incentives in an attempt to end the strike. The union will vote Wednesday.

Their work stoppage has halted production of the plane maker's best-selling 737 MAX and its 767 and 777 widebodies.

Striking workers at Boeing will vote next week on a new offer that could end a walkout that has lasted more than a month.

Boeing and its striking Seattle-area workers have reached a tentative deal to end a more than month-long stoppage, the union said Saturday.

Boeing has already braced investors for a rough quarterly report. Now, new CEO Kelly Ortberg has the chance to share his vision for the troubled manufacturer, from a potential strike-ending labor agreement to a slimmed-down future.

Tens of thousands of striking Boeing machinists are set to vote this week on a new contract proposal that could end the weeks-long work stoppage.

A proposal for a 35 percent wage hike over four years could end a costly strike, even as the aircraft maker hustles to sell planes and raise cash.