Quanta Storage (ROCO:6188) Tax Provision: NT$-279 Mil (TTM As of Jun. 2026)

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:6188 Quanta Storage Inc ROCO:6188
74 GF Score
Price NT$68.80
GF Value NT$91.46
Valuation Modestly Undervalued
! 6 Warning Signs
View Full Analysis

What is Quanta Storage Tax Provision?

Quanta Storage ROCO:6188 -1.01% 74 Tax Provision is NT$-279 Mil as of Jun. 2026. GuruFocus rates ROCO:6188 with a GF Score™ of 74/100 and a GF Value™ of NT$91.46 (Modestly Undervalued). The stock has 6 warning signs investors should review.

Quanta Storage's tax provision for the three months ended in Jun. 2026 was NT$-55 Mil. Its tax provision for the trailing twelve months (TTM) ended in Jun. 2026 was NT$-279 Mil.

Quanta Storage Tax Provision Historical Data

* Premium members only.

The historical data trend for Quanta Storage's Tax Provision can be seen below:

* 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.

Quanta Storage Tax Provision Chart

Quanta Storage Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Tax Provision
Get a 7-Day Free Trial Premium Member Only Premium Member Only -215.20 -288.14 -293.25 -180.75 -325.61

Quanta Storage Quarterly Data
Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26 Jun26
Tax Provision Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only -63.73 -78.24 -102.19 -43.29 -55.38
ROCO:6188
74GF Score
Quanta Storage Inc ROCO:6188
Tax Provision is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Quanta Storage Tax Provision Calculation

Tax to be paid.

Tax Provision for the trailing twelve months (TTM) ended in Jun. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was NT$-279 Mil.

* 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 Tax Provision →
What does a Tax Provision of NT$-279 Mil mean?
Quanta Storage (ROCO:6188) has a Tax Provision of NT$-279 Mil as of Jun. 2026. Provision for taxes is the amount of tax the company owes based on pre-tax income. View historical data on Quanta Storage and its competitors.
Is Quanta Storage's Tax Provision too high?
Quanta Storage's current Tax Provision is NT$-279 Mil. Overall, Quanta Storage has a GF Score™ of 74/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Quanta Storage's Tax Provision compare to DELL and ANET?
Quanta Storage's Tax Provision of NT$-279 Mil can be compared against companies in the Hardware industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Tax Provision for a Hardware company?
A good Tax Provision depends on the Hardware industry context. However, Tax Provision 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 Tax Provision mean?
A high Tax Provision can signal that a stock is expensive relative to its fundamentals. Provision for taxes is the amount of tax the company owes based on pre-tax income. View historical data on Quanta Storage and its competitors. Quanta Storage's current Tax Provision is NT$-279 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Quanta Storage stock overvalued right now?
Based on GuruFocus' analysis, Quanta Storage (ROCO:6188) is currently considered Modestly Undervalued. The stock's GF Value™ is NT$91.46, compared to a current price of NT$68.80 — trading 24.8% below its estimated fair value. The current Tax Provision is NT$-279 Mil. Quanta Storage's overall GF Score™ is 74/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Tax Provision calculated?
Tax Provision is calculated from a company's financial statements. For Quanta Storage (ROCO:6188), the current Tax Provision is NT$-279 Mil as of Jun. 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.

Is Quanta Storage (ROCO:6188) Overvalued in 2026?

Based on GuruFocus' analysis, Quanta Storage stock appears to be undervalued. The current stock price of NT$68.80 is trading 24.8% below its estimated GF Value™ of NT$91.46. GuruFocus considers Quanta Storage to be Modestly Undervalued.

Key valuation signals for ROCO:6188:

  • Tax Provision: NT$-279 Mil
  • GF Value™: NT$91.46 vs. price of NT$68.80 (24.8% below fair value)
  • GF Score™: 74/100 with 6 warning signs

No single metric tells the full story. See the ROCO:6188 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Quanta Storage Business Description

Address No. 58-2, Huaya 2nd Road, 6th Floor, Guishan District, Taoyuan, TWN, 333411
Quanta Storage Inc is engaged in the research, development, production, manufacturing, & selling of data storage and processing equipment, electronic components, & optical instruments. The Group has three reportable segments: The Mainland China Operation center, the Southeast Asia Operation center, & the Taiwan Operation center. The Mainland China Operation Center includes OEM, production, & sales of computer peripherals to computer companies. The Southeast Asia Operation Center is engaged in the OEM, production, & sales of consumer electronic products. The Taiwan Operation Center's main activities include the sales & trading of electronic products & raw materials. Other segments are mainly engaged in activities pertaining to investment, including strategic investment & fund investment.
74GF Score

Get the complete analysis for ROCO:6188

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

NT$68.80
Price
NT$91.46
GF Value