Shares of C3.ai, Inc. (AI) tumbled 5.35% in pre-market trading on Thursday, following an announcement that CEO Thomas Siebel will remain in his position only until a successor is appointed. This unexpected news has sparked concerns among investors about the company's leadership and future direction.

C3.ai, a provider of enterprise AI software, has been navigating a challenging business environment. The company, which helps developers build AI applications, has been striving to capitalize on the growing enthusiasm for artificial intelligence. However, it has faced financial hurdles, reporting a loss of nearly $289 million on revenue of about $389 million in its last fiscal year.

The impending CEO transition comes at a critical time for C3.ai. While the company's technology, which enables developers to build AI applications more efficiently, shows promise, the market reaction suggests investors are wary of potential disruptions that leadership changes might bring. The timing of this announcement, coupled with the company's recent financial performance, appears to have heightened market sensitivity.

As C3.ai searches for a new chief executive, the market will be closely watching for any signals about the company's strategic direction and ability to achieve profitability in the competitive AI sector. The stock's performance in the coming days may hinge on further details about the succession plan and any accompanying strategic shifts.