Shares of Pony AI (02026.HK) plummeted 12.01% in their Hong Kong trading debut, reflecting a weak market reception despite the company's recent successful initial public offering (IPO). The stock's poor performance during the early trading session on Thursday has caught investors off guard, given the strong demand seen during the IPO process.

Pony AI, an autonomous driving technology company, had priced its IPO at HK$139 per share, raising HK$6.45 billion in net proceeds. However, the shares were set to open at HK$124, significantly below the offer price, indicating a lack of enthusiasm from public market investors. This stark contrast between the IPO demand and the trading debut performance suggests a possible overvaluation during the initial offering or a sudden shift in market sentiment towards autonomous driving technology stocks.

The underwhelming debut of Pony AI comes as a surprise, considering that the Hong Kong public offer was 15.88 times oversubscribed, and the international offering was 7.72 times subscribed. Analysts suggest that the plunge might be attributed to broader market concerns about the profitability and long-term viability of autonomous driving companies, as well as increased competition in the sector. Investors will be closely watching Pony AI's performance in the coming days to gauge whether this initial drop is a temporary setback or a sign of more profound challenges ahead for the company.