Instacart, Inc. (Maplebear Inc.) saw its stock plummet 10.64% in pre-market trading on Wednesday, following news that e-commerce giant Amazon is significantly expanding its same-day grocery delivery service to include perishable foods. This move by Amazon is viewed as a direct challenge to Instacart's core business model, potentially threatening its market share in the competitive online grocery delivery space.
Amazon announced that Prime subscribers in over 1,000 U.S. cities can now receive perishable items such as strawberries, milk, meats, and frozen dinners on the same day they order them. The company plans to expand this service to 2,300 cities by the end of the year, significantly increasing its reach in the grocery delivery market. This expansion is part of Amazon's broader $4 billion investment to bring same-day and next-day delivery services to more than 4,000 rural U.S. communities.
The market's strong negative reaction to Instacart's stock reflects growing concerns about increased competition in the online grocery delivery sector. With Amazon's vast resources, existing Prime subscriber base, and now enhanced grocery delivery capabilities, the company poses a significant threat to specialized platforms like Instacart. Investors will be closely watching how Instacart responds to this new competitive pressure and whether it can maintain its market position in the face of Amazon's aggressive expansion.

