Super Micro Computer (NASDAQ: SMCI) stock saw another day of big sell-offs in Thursday's trading. The company's share price closed out the daily session down 11%. Supermicro stock

While Super Micro may be delisted soon, another AI data center play called TSS has just gained entry to the Nasdaq.

Super Micro shares are down more than 80% since the company joined the S&P 500 in March. That poor performance could catch the eye of the index committee, an expert said.