Amper (STU:APR) Defensive Interval Ratio

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.

STU:APR Amper SA STU:APR
60 GF Score
Price €0.21
GF Value €0.07
Valuation Significantly Overvalued
! 10 Warning Signs
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What is Amper Defensive Interval Ratio?

STU:APR
60GF Score
Amper SA STU:APR
Defensive Interval Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
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Is Amper (STU:APR) Overvalued in 2026?

Based on GuruFocus' analysis, Amper stock appears to be overvalued. The current stock price of €0.21 is trading 205% above its estimated GF Value™ of €0.07. GuruFocus considers Amper to be Significantly Overvalued.

Key valuation signals for STU:APR:

  • Defensive Interval Ratio:
  • GF Value™: €0.07 vs. price of €0.21 (205% above fair value)
  • GF Score™: 60/100 with 10 warning signs

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


Amper Business Description

Other Exchanges AMPe:UK0NO6:UKAMP:Spain
Address C / Calle Virgilio, 2, Building 4, Pozuelo de Alarcon, Madrid, ESP, 28223
Amper SA engages in the research, development, manufacture, marketing, engineering, installation, and maintenance of telecommunication and electronic systems and equipment, and related components.
60GF Score

Get the complete analysis for STU:APR

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

€0.21
Price
€0.07
GF Value