LandMark Optoelectronics (ROCO:3081) Net Interest Margin (Bank Only) %

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:3081 LandMark Optoelectronics Corp ROCO:3081
66 GF Score
Price NT$1,630.00
GF Value NT$753.03
Valuation Significantly Overvalued
! 3 Warning Signs
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What is LandMark Optoelectronics Net Interest Margin (Bank Only) %?

Net Interest Margin (Bank Only) % only applies to banks.

ROCO:3081
66GF Score
LandMark Optoelectronics Corp ROCO:3081
Net Interest Margin (Bank Only) % is just one metric. See GF Score™, valuation, warning signs, and more.
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Is LandMark Optoelectronics (ROCO:3081) Overvalued in 2026?

Based on GuruFocus' analysis, LandMark Optoelectronics stock appears to be overvalued. The current stock price of NT$1,630.00 is trading 116.5% above its estimated GF Value™ of NT$753.03. GuruFocus considers LandMark Optoelectronics to be Significantly Overvalued.

Key valuation signals for ROCO:3081:

  • Net Interest Margin (Bank Only) %:
  • GF Value™: NT$753.03 vs. price of NT$1,630.00 (116.5% above fair value)
  • GF Score™: 66/100 with 3 warning signs

No single metric tells the full story. See the ROCO:3081 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

LandMark Optoelectronics Business Description

Address No. 12, Nanke 9th Road, Southern Science Park, Shanhua District, Tainan, TWN
LandMark Optoelectronics Corp is active in the semiconductor industry as an epi-wafer supplier. It is engaged in the manufacturing, processing, and selling of optical semiconductors, laser diodes, and high brightness InAlGaP/AlGalnAs. The company operates in a single reportable segment, which is single product manufacturing and selling of wafers. Some of its products are DFB Epiwafer, EML Epiwafer, APD Epiwafer, FP Epiwafer, and PIN PD Epiwafer. Its geographical segments are United States, Mainland China, Taiwan, and others.
66GF Score

Get the complete analysis for ROCO:3081

Net Interest Margin (Bank Only) % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

NT$1,630.00
Price
NT$753.03
GF Value