TacBright Optronics (ROCO:6434) 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:6434 TacBright Optronics Corp ROCO:6434
40 GF Score
Price NT$16.90
GF Value NT$4.06
Valuation Significantly Overvalued
! 1 Warning Sign
View Full Analysis

What is TacBright Optronics 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.

TacBright Optronics Valuation Rank Related Terms

ROCO:6434
40GF Score
TacBright Optronics Corp ROCO:6434
Valuation Rank is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Is TacBright Optronics (ROCO:6434) Overvalued in 2026?

Based on GuruFocus' analysis, TacBright Optronics stock appears to be overvalued. The current stock price of NT$16.90 is trading 316.3% above its estimated GF Value™ of NT$4.06. GuruFocus considers TacBright Optronics to be Significantly Overvalued.

Key valuation signals for ROCO:6434:

  • Valuation Rank:
  • GF Value™: NT$4.06 vs. price of NT$16.90 (316.3% above fair value)
  • GF Score™: 40/100 with 1 warning sign

No single metric tells the full story. See the ROCO:6434 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

TacBright Optronics Business Description

Address No. 3, Kebei 2nd Road, Hsinchu Science Industrial Park, Miaoli County, ZhunanTownship, Hsinchu, TWN
TacBright Optronics Corp is engaged in synthetic resin and plastic manufacturing, surface treatment, wholesale and retail of chemical raw materials, and electronics. Wholesale and retail of sub-materials and manufacturing of precision chemical materials.
40GF Score

Get the complete analysis for ROCO:6434

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

NT$16.90
Price
NT$4.06
GF Value