Telecommunication Technical Service JSC (HSTC:TST) Volatility: 78.65% (As of Jun. 26, 2026)


What is Telecommunication Technical Service JSC Volatility?

Telecommunication Technical Service JSC HSTC:TST Volatility is 78.65% as of Jun. 26, 2026.

Volatility is a statistical measure of the dispersion of returns for a given security or market index, it shows how the price swings around its mean. The volatility here is measured as the annualized standard deviation between monthly returns from the security over the past year. In most cases, the higher the volatility, the riskier the security.

As of today (2026-06-26), Telecommunication Technical Service JSC's Volatility is 78.65%.

Telecommunication Technical Service JSC  (HSTC:TST) Volatility Explanation

Volatility is a statistical measure of the dispersion of returns for a given security or market index. It’s often measured as standard deviation or variance of historical returns over a certain period. The volatility here is measured as the annualized standard deviation between monthly returns from the security over the past year.

Volatility reflects the uncertainty or risk of a security’s value. Generally speaking, a higher volatility suggests a higher risk, because it implies a wider fluctuation around average price. This means the price of the security can change dramatically in either direction within a short period. Conversely, a lower volatility means that the security's price is more steady, which suggests a lower risk.

Another measurement of relative volatility is Beta. Beta is a measure of systematic risk of a security or a portfolio in comparison to the market as a whole. Beta is usually compared to 1. A beta of greater than 1 indicates that the security's price will be more volatile than the market.

Telecommunication Technical Service JSC Volatility Related Terms

HSTC:TST vs TRKK, DGDM, MFCO: Volatility Comparison

For the Telecom Services subindustry, Telecommunication Technical Service JSC's Volatility, along with its competitors' market caps and Volatility 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.

Telecommunication Technical Service JSC Volatility vs Telecommunication Services Industry

For the Telecommunication Services industry and Communication Services sector, Telecommunication Technical Service JSC's Volatility distribution charts can be found below:

* The bar in red indicates where Telecommunication Technical Service JSC's Volatility falls into.


Telecommunication Technical Service JSC  (HSTC:TST) Volatility Calculation

The annualized volatility is calculated as following:

σA=σM * √12
=√ 1/(n-1) ∑(Ri - R')^2 * √12

Where: σM is the monthly volatility, n is the number of months in the period, Ri is the security's historical monthly returns and R' is the arithmetic mean of monthly returns.

* 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.

Frequently Asked Questions Learn more about Volatility →
What does a Volatility of 78.65% mean?
Telecommunication Technical Service JSC (HSTC:TST) has a Volatility of 78.65% as of Jun. 26, 2026. Volatility is measured as the annualized standard deviation between monthly returns from the security over the past year. View historical data on Telecommunication Technical Service JSC and its competitors.
Is Telecommunication Technical Service JSC's Volatility too high?
Telecommunication Technical Service JSC's current Volatility is 78.65%.
How does Telecommunication Technical Service JSC's Volatility compare to TRKK and DGDM?
Telecommunication Technical Service JSC's Volatility of 78.65% can be compared against companies in the Telecommunication Services industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Volatility for a Telecommunication Services company?
A good Volatility depends on the Telecommunication Services industry context. However, Volatility 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 Volatility mean?
A high Volatility can signal that a stock is expensive relative to its fundamentals. Volatility is measured as the annualized standard deviation between monthly returns from the security over the past year. View historical data on Telecommunication Technical Service JSC and its competitors. Telecommunication Technical Service JSC's current Volatility is 78.65%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Telecommunication Technical Service JSC stock overvalued right now?
Telecommunication Technical Service JSC (HSTC:TST) has a current Volatility of 78.65%. The current Volatility is 78.65%. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Volatility calculated?
Volatility is calculated from a company's financial statements. For Telecommunication Technical Service JSC (HSTC:TST), the current Volatility is 78.65% as of Jun. 26, 2026. 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.

Telecommunication Technical Service JSC Business Description

Address 51B, Lane 40, To Vinh Dien Street, Khuong Dinh Ward, Hanoi, VNM
Telecommunication Technical Service JSC is engaged in offering telecommunication services. The company provides voice and data communication services. It is also involved in installing, repairing, maintaining, verifying, and supporting the operation of telecommunication, electrical, electronic, and informatics projects; Technical consultancy, the establishment of investment projects, and design evaluation of construction projects.