GlobalWafers Co (ROCO:6488) Valuation Rank

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

ROCO:6488 GlobalWafers Co Ltd ROCO:6488
66 GF Score
Price NT$1,515.00
GF Value NT$414.67
Valuation Significantly Overvalued
! 10 Warning Signs
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What is GlobalWafers Co Valuation Rank?

The Valuation Rank measures the current valuation of a business relative to other companies in the same industry and its own historical valuation. The companies are split in equal numbers and then ranked from 1 to 10, with 10 as the most undervalued and 1 as the most overvalued.

  1. Three factors:
    • Absolute valuation (medpsvalue) relative to current stock price, rank among all companies
    • Historical valuation over the past 10 years. Rank pe, ps, pocf, ev2ebit over their own historical values
    • Industry relative valuation
  2. Companies without enough data is not ranked
  3. Companies with negative earnings are ranked lower

These three factors are used to calculate the value score for every eligible company, with values from 1 to 10. The final ranked companies are split in equal numbers and ranked from 1 to 10, with 10 as the most undervalued, and 1 as the most overvalued. The numbers of companies in each rank are the same.

GlobalWafers Co Valuation Rank Related Terms

ROCO:6488
66GF Score
GlobalWafers Co Ltd ROCO:6488
Valuation Rank is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Is GlobalWafers Co (ROCO:6488) Overvalued in 2026?

Based on GuruFocus' analysis, GlobalWafers Co stock appears to be overvalued. The current stock price of NT$1,515.00 is trading 265.4% above its estimated GF Value™ of NT$414.67. GuruFocus considers GlobalWafers Co to be Significantly Overvalued.

Key valuation signals for ROCO:6488:

  • Valuation Rank:
  • GF Value™: NT$414.67 vs. price of NT$1,515.00 (265.4% above fair value)
  • GF Score™: 66/100 with 10 warning signs

No single metric tells the full story. See the ROCO:6488 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

GlobalWafers Co Business Description

Address No. 8, Industrial East Road 2, Hsinchu Science Park, Hsinchu, TWN
GlobalWafers is 46.64% owned by Sino-American Silicon Products after being spun off in 2011. The main source of the company's revenue is selling silicon wafers to chipmakers like TSMC and Texas Instruments. It also derives sales from gallium nitride products and green energy. GlobalWafers runs 18 production sites in nine countries across Asia, North America, and Europe. GlobalWafers is headquartered in Hsinchu, Taiwan, and employs over 7,084 people as of March 31, 2026. GlobalWafers had nearly 17% market share in silicon wafers in 2025.
66GF Score

Get the complete analysis for ROCO:6488

Valuation Rank is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

NT$1,515.00
Price
NT$414.67
GF Value