I wanted to transfer my portfolio from another broker to Ascend-Traders (ascend-traders.com). They said they do not accept in-kind transfers for my asset type. I had to sell, withdraw, deposit, and rebuy - incurring taxes and spread costs. They did not tell me this before I signed up.
Pros: Regular platform improvements|High security standards|Clean UI|Automated trading options
Cons: Wait times can be long during peak hours|Research section could be deeper