Retail brand Costco has many offerings in 2026, including upgraded membership perks and an enhanced shopping experience.

Sales and profit growth alone may not be enough to move a stock like Costco, which is already priced to perfection.

An important chapter in Costco history officially came to a close late last month when Costco co-founder Jim Sinegal stepped down from the warehouse club’s board of directors. Sinegal founded one of ...