Walmart offers the Acer 35" 21:9 UltraWide LED-Backlit LCD Monitor for $259.99 with free shipping. That's the lowest price we could find by $10, although most stores charge over $300. It features a 2560x1080 native resolution, 4ms response time, and DVI, HDMI, and DisplayPort inputs.
You don't have to join Sam's Club to shop its warehouses or website. Consider these alternatives before you buy or renew a membership.