Whole Foods said it was "disappointed" by the vote but "committed to maintaining a positive working environment"

Workers at a Whole Foods Market in Pennsylvania voted to unionize on Monday, becoming the first group of employees to pull off a labor win at the Amazon-owned grocery store chain.

Workers at Philadelphia's Center City Whole Foods store voted on Monday to unionize, becoming the first local store in the chain owned by Amazon to formally organize under the United Food and Commercial Workers.

The vote marks the first successful organizing effort at Whole Foods since Amazon acquired the grocer for $13.7 billion in 2017.

The union win, at a Philadelphia store where workers are seeking higher wages, comes as Amazon is also fighting organizing efforts among some warehouse employees and delivery drivers.

Some 300 workers at an Amazon-owned Whole Foods store in Philadelphia have voted to unionize, mirroring a pro-union shift in public opinion, according to Gallup.

Austin-based Whole Foods, which is owned by Amazon, is the latest grocery chain to contend with unionization after workers in Philly voted in favor.

Workers at a Pennsylvania Whole Foods store voted on Monday to unionize, forming the first union in the organic grocery chain owned by Amazon.

Workers voted 130-100 for union representation at the Center City in Philadelphia, according to the National Labor Relations Board.

A majority of workers at a flagship Whole Foods store in Philadelphia, Pennsylvania voted to unionize on Monday, becoming the first in the Amazon-owned grocery chain to snatch a labor victory.

Whole Foods workers in Philadelphia voted in favor of union representation Monday, marking the Texas-based and Amazon-owned grocer's very first union. "Despite a tsunami of illegal union busting tactics,