QSI Co

QSI Co Working Capital

The Working Capital of QSI Co (066310.KQ) as of Oct 21, 2026 is 6.99 B KRW. In the previous year, Working Capital was 36.12 B KRW — a change of -80.64% (lower).

Working Capital

6.99 BKRW

YoY

-80.64%

Last updated:

Working Capital of QSI Co is 2025 6.99 B KRW. Working Capital of QSI Co was 2024 36.12 B KRW. It decreases by -80.64% lower compared to the previous year.

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QSI Co Stock analysis

What does QSI Co do? Q.S.I Co., Ltd. manufactures and sells semiconductor laser and optical semiconductor products under the brand name QSI Laser Diode. The company produces LDs for power tools, laser modules, barcode scanners, laser beam printers, optical pickup units for DVDs and CDs, medical equipment, sensors, and optical communications. Its clients include Fuji Xerox, Panasonic, Samsung, and Stabila, purchasing these products for integration into their devices and systems. The firm distributes its products domestically and internationally, focusing on the manufacturing and sale of specialized optical components for various industries. Q.S.I Co., Ltd. generates revenue through the sale of its branded semiconductor laser products to major electronics manufacturers and equipment providers. The company's product portfolio targets applications in consumer electronics, medical devices, and industrial tools, with key customers like Samsung and Panasonic driving demand. By supplying components such as LDs for optical pickup units in media players and sensors for industrial applications, QSI meets the needs of established brands in the technology sector. The firm's business model relies on direct sales to clients including Fuji Xerox, Panasonic, Samsung, and Stabila, who incorporate QSI Laser Diode products into their end products. These customers operate in diverse sectors such as office equipment, consumer electronics, and industrial tools, creating consistent demand for QSI's specialized optical semiconductor solutions. The company's focus on both domestic and international markets ensures a broad customer base across multiple industries. QSI Co is one of the most popular companies on Eulerpool.

Frequently Asked Questions about QSI Co stock

Working Capital of QSI Co is 6.99 B KRW in 2025.

Working Capital of QSI Co changed from 36.12 B KRW to 6.99 B KRW, representing a -80.64% change. The value is lower than the previous year.

On Eulerpool you can find the complete historical development of Working Capital QSI Co since 2006 – with annual values, charts, and detailed analysis.

Working capital is the difference between current assets and current liabilities. Positive working capital indicates a company can meet its short-term obligations.

Working Capital's KRW is a key factor for investors. Changes in this metric can signal improving or deteriorating fundamentals, directly impacting the stock price. On Eulerpool, you can track Working Capital's QSI Co historically and in real time.

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Balance Sheet — QSI Co

All Key Metrics — QSI Co