Quintain Steel (TPE:2017) posted a net loss attributable to owners of NT$59.5 million in the first quarter, or a basic loss per share of NT$0.14, according to a Wednesday disclosure on the Taiwan Exchange.
Shares slid over 2% in Thursday's afternoon trade.
The steel manufacturer did not provide comparative year-ago figures.
Operating revenue amounted to NT$670.6 million, it said.