Dell CEO Michael Dell delivers a keynote address during the 2013 Oracle Open World conference on September 25, 2013 in San Francisco, California.
Justin Sullivan | Getty Images
Check out the companies making headlines after the bell on Wednesday:
Coinbase — Shares of the cryptocurrency exchange ticked up 2% after its first day of trading. In its market debut, Coinbase hit a high of $429.54 per share before closing at $328.28 per share.
Dell — Shares of the computer manufacturer popped 8% after…