QSI Co

QSI Co P/TBV

The Price to Tangible Book Value (P/TBV) of QSI Co (066310.KQ) as of Oct 20, 2026 is 1.03. In the previous year, Price to Tangible Book Value (P/TBV) was 1.10 — a change of -6.20% (lower).

P/TBV

1.03

YoY

-6.20%

Last updated:

Price to Tangible Book Value (P/TBV) of QSI Co is 2025 1.03 . Price to Tangible Book Value (P/TBV) of QSI Co was 2024 1.10 . It decreases by -6.20% lower compared to the previous year.

The QSI Co P/TBV history

  • 3 Years

  • 10 Years

  • 25 Years

  • Max

P/TBV
Date
P/TBV
Jan 1, 2018
1.89 KRW
Jan 1, 2019
1.76 KRW
Jan 1, 2020
1.74 KRW
Jan 1, 2021
1.25 KRW
Jan 1, 2022
1.13 KRW
Jan 1, 2023
1.12 KRW
Jan 1, 2024
1.10 KRW
Jan 1, 2025
1.03 KRW
The QSI Co P/TBV history
YEARP/TBVYoY
1.03-6.20%
1.10-1.73%
1.12-1.29%
1.13-9.47%
1.25-28.25%
1.74-1.11%
1.76-6.96%
1.89+2.19%
1.85+1.91%
1.82-1.12%
1.84-1.86%
1.87—

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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

Price to Tangible Book Value (P/TBV) of QSI Co is 1.03 in 2025.

Price to Tangible Book Value (P/TBV) of QSI Co changed from 1.10 to 1.03, representing a -6.20% change. The value is lower than the previous year.

On Eulerpool you can find the complete historical development of Price to Tangible Book Value (P/TBV) QSI Co since 2006 – with annual values, charts, and detailed analysis.

P/TBV compares the stock price to tangible book value per share, excluding goodwill and intangibles. It provides a conservative asset-based valuation.

To evaluate Price to Tangible Book Value (P/TBV)'s, it is essential to compare it with peers in the same industry and sector. On Eulerpool, you can find direct industry comparisons for Price to Tangible Book Value (P/TBV).

A 'good' varies by industry and company stage. On Eulerpool, you can compare Price to Tangible Book Value (P/TBV)'s QSI Co with sector peers and the industry average to assess whether it is attractive.

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Valuation — QSI Co

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