Instacart Stock Drops 13% After IPO As Competition Concerns Grow
- Instacart shares fell on second day of trading after solid IPO debut
- Analyst warns of increasing competition in grocery delivery space
- Stock dropped 13% on Wednesday, after gaining nearly 14% on Tuesday
- Comes as analysts see challenges from grocery chains, Amazon, Uber
- Instacart faces task of convincing investors it can maintain growth