Costco’s private label, Kirkland Signature, is not your average bargain-bin brand, and calling it a “generic” label doesn’t quite cover it. Costco partners with big-name manufacturers ...

Costco co-founder Jim Sinegal sat down with The Wall Street Journal to discuss how he built the $86 billion label Kirkland Signature and why he was so reluctant to get into the gasoline business.

Costco’s $86 billion Kirkland Signature brand went against industry standards when it was launched in 1995. WSJ breaks down why the private label is now the retail behemoth’s secret weapon.

They’re as integral to our fridges and pantries as eggs and butter because of how well Costco keeps prices low, especially on its famed private-label Kirkland Signature brand. For me ...

Costco has reportedly stopped selling a Kirkland Signature non-dairy milk option in its warehouses. Members can no longer find Kirkland Signature soy milk at their local warehouse after the ...

I always stock up on Kirkland Signature products like organic chicken breasts and Greek yogurt. Some people are horse girls, but I proudly refer to myself as a Costco girl. I grew up going to the ...

If you’ve ever shopped at Costco, you’ve likely purchased something from its premium in-house brand, Kirkland Signature, which has become a household name and a great way to save money.