The union representing Costco Wholesale Corp. workers reached a new tentative agreement with the retailer, avoiding for now a ...

Costco and the Teamsters Union struck a tentative agreement early this morning as thousands of workers were prepared to go on ...

Costco workers poised to strike as union negotiations reach critical point, threatening potential store closures.

The Teamsters union announced that its Costco National Negotiating Committee had reached a tentative agreement for a new contract, averting a potential strike.

Costco and the Teamsters union have reached a tentative agreement on a new contract, to avoid a strike in California and five ...