Woongjin Thinkbig (KRX:095720) posted first-quarter net loss attributable to shareholders of 4.07 billion won, narrowing from 11.03 billion won a year earlier, according to a Wednesday filing with the Korea Exchange.
The book publisher's sales fell 8.8% year over year to 179.6 billion won from 197 billion won.
Shares of Woongjin Thinkbig fell nearly 3% at market close.