RSTCF (RS Technologies Co) 6-Month Share Buyback Ratio: -0.36% (As of Dec. 2025 )

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.

RSTCF RS Technologies Co Ltd RSTCF
71 GF Score
Price $40.00
GF Value $27.69
Valuation Significantly Overvalued
! 1 Warning Sign
View Full Analysis

What is RS Technologies Co 6-Month Share Buyback Ratio?

RS Technologies Co RSTCF -21.84% 71 6-Month Share Buyback Ratio is -0.36 as of Dec. 2025. GuruFocus rates RSTCF with a GF Score™ of 71/100 and a GF Value™ of $27.69 (Significantly Overvalued). The stock has 1 warning sign investors should review.

Shares Outstanding (EOP) are shares that have been authorized, issued, and purchased by investors and are held by them.

6-Month Share Buyback Ratio measures the proportion of a company's outstanding shares repurchased over the past six months, calculated as the percentage change in shares outstanding from two quarters ago to the current quarter. A positive ratio may indicates share buybacks over the period, while a zero or negative ratio suggests no buybacks or potential share issuance. RS Technologies Co's current 6-Month Share Buyback Ratio was -0.36%.

RS Technologies Co  (OTCPK:RSTCF) 6-Month Share Buyback Ratio Explanation

A positive ratio may indicates share buybacks over the period, while a zero or negative ratio suggests no buybacks or potential share issuance.

Be Aware

Investors usually like share buybacks. But as pointed by Warren Buffett, only if a company buys back shares at the prices below the stock's intrinsic value, it rewards remaining shareholders. If a company buys its overvalued stocks back, it destroys shareholder value.

RS Technologies Co 6-Month Share Buyback Ratio Related Terms

RSTCF vs NVDA, AVGO, MU: 6-Month Share Buyback Ratio Comparison

For the Semiconductors subindustry, RS Technologies Co's 6-Month Share Buyback Ratio, along with its competitors' market caps and 6-Month Share Buyback Ratio data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.

RS Technologies Co 6-Month Share Buyback Ratio vs Semiconductors Industry

For the Semiconductors industry and Technology sector, RS Technologies Co's 6-Month Share Buyback Ratio distribution charts can be found below:

* The bar in red indicates where RS Technologies Co's 6-Month Share Buyback Ratio falls into.


RSTCF
71GF Score
RS Technologies Co Ltd RSTCF
6-Month Share Buyback Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

RS Technologies Co 6-Month Share Buyback Ratio Calculation

RS Technologies Co's 6-Month Share Buyback Ratio for the quarter that ended in Dec. 2025 is calculated as

6-Month Share Buyback Ratio=(Shares Outstanding (EOP) (Jun. 2025 ) - Shares Outstanding (EOP) (Dec. 2025 )) / Shares Outstanding (EOP) (Jun. 2025 )
=(26.463 - 26.557) / 26.463
=-0.36%

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

What does a 6-Month Share Buyback Ratio of -0.36 mean?
RS Technologies Co (RSTCF) has a 6-Month Share Buyback Ratio of -0.36 as of Dec. 2025. The 6-Month Share Buyback Ratio measures the proportion of a company's outstanding shares repurchased over the past six months, calculated as the percentage change in shares outstanding from two quarters ago to the current quarter. View historical data for RS Technologies Co and its competitors.
Is RS Technologies Co's 6-Month Share Buyback Ratio too high?
RS Technologies Co's current 6-Month Share Buyback Ratio is -0.36. Overall, RS Technologies Co has a GF Score™ of 71/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does RS Technologies Co's 6-Month Share Buyback Ratio compare to NVDA and AVGO?
RS Technologies Co's 6-Month Share Buyback Ratio of -0.36 can be compared against companies in the Semiconductors industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good 6-Month Share Buyback Ratio for a Semiconductors company?
A good 6-Month Share Buyback Ratio depends on the Semiconductors industry context. However, 6-Month Share Buyback Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high 6-Month Share Buyback Ratio mean?
A high 6-Month Share Buyback Ratio can signal that a stock is expensive relative to its fundamentals. The 6-Month Share Buyback Ratio measures the proportion of a company's outstanding shares repurchased over the past six months, calculated as the percentage change in shares outstanding from two quarters ago to the current quarter. View historical data for RS Technologies Co and its competitors. RS Technologies Co's current 6-Month Share Buyback Ratio is -0.36. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is RS Technologies Co stock overvalued right now?
Based on GuruFocus' analysis, RS Technologies Co (RSTCF) is currently considered Significantly Overvalued. The stock's GF Value™ is $27.69, compared to a current price of $40.00 — trading 44.5% above its estimated fair value. The current 6-Month Share Buyback Ratio is -0.36. RS Technologies Co's overall GF Score™ is 71/100 with 1 warning sign to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is 6-Month Share Buyback Ratio calculated?
6-Month Share Buyback Ratio is calculated from a company's financial statements. For RS Technologies Co (RSTCF), the current 6-Month Share Buyback Ratio is -0.36 as of Dec. 2025. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is RS Technologies Co (RSTCF) Overvalued in 2026?

Based on GuruFocus' analysis, RS Technologies Co stock appears to be overvalued. The current stock price of $40.00 is trading 44.5% above its estimated GF Value™ of $27.69. GuruFocus considers RS Technologies Co to be Significantly Overvalued.

Key valuation signals for RSTCF:

  • 6-Month Share Buyback Ratio: -0.36
  • GF Value™: $27.69 vs. price of $40.00 (44.5% above fair value)
  • GF Score™: 71/100 with 1 warning sign

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

RS Technologies Co Business Description

Other Exchanges 3445:Japan
Address 1-47-1 Oi, 17th Floor, NT Building, Shinagawa-ku, Tokyo, JPN, 140-0014
RS Technologies Co Ltd is a provider of wafer reclaim services for the semiconductor industry. Its engaged in the recycling of silicon wafer reclaim, silicon wafer oxide Film coating and a silicon wafer. It's segments include Wafer recycling business, Prime silicon wafer manufacturing and sales business, Semiconductor-related equipment and components and others. It provides services like Silicon Wafer Reclaim Service, Silicon Wafer Oxide Film Coating Service, Ultrasonic Image Systems, Solar power business and Technology Consulting.
71GF Score

Get the complete analysis for RSTCF

6-Month Share Buyback Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$40.00
Price
$27.69
GF Value