Unifosa (ROCO:8277) E10: NT$-1.00 (As of Dec. 2025)

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Vera Yuan
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Director of Data and Quant Analytics at GuruFocus
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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:8277 Unifosa Corp ROCO:8277
62 GF Score
Price NT$8.15
GF Value NT$9.23
Valuation Modestly Undervalued
! 2 Warning Signs
View Full Analysis

What is Unifosa E10?

Unifosa ROCO:8277 -3.09% 62 E10 is NT$-1.00 as of Dec. 2025. GuruFocus rates ROCO:8277 with a GF Score™ of 62/100 and a GF Value™ of NT$9.23 (Modestly Undervalued). The stock has 2 warning signs investors should review.

E10 is a concept invented by Prof. Robert Shiller, who uses E10 for his Shiller P/E calculation. E10 is the average of the inflation adjusted earnings of a company over the past 10 years.

Unifosa's adjusted earnings per share data for the three months ended in Dec. 2025 was NT$-0.030. Add all the adjusted EPS for the past 10 years together and divide 10 will get our e10, which is NT$-1.00 for the trailing ten years ended in Dec. 2025.

During the past 3 years, the average E10 Growth Rate was -3.20% per year. During the past 5 years, the average E10 Growth Rate was -3.00% per year. Please click Growth Rate Calculation Example (GuruFocus) to see how GuruFocus calculates Wal-Mart Stores Inc (WMT)'s revenue growth rate. You can apply the same method to get the E10 growth rate using E10 data.

During the past 13 years, the highest 3-Year average E10 Growth Rate of Unifosa was 19.30% per year. The lowest was -12.80% per year. And the median was -2.55% per year.

As of today (2026-07-18), Unifosa's current stock price is NT$8.15. Unifosa's E10 for the quarter that ended in Dec. 2025 was NT$-1.00. Unifosa's Shiller PE Ratio of today is .


Unifosa  (ROCO:8277) E10 Explanation

If a company grows much fast than inflation, E10 may underestimate the company's earnings power. Shiller PE Ratio can seem to be too high even the actual P/E is low.

For the Shiller P/E, the earnings of the past 10 years are inflation-adjusted and averaged. The result is used for P/E calculation. Since it looks at the average over the last 10 years, the Shiller P/E is also called PE10.

The Shiller P/E was first used by professor Robert Shiller to measure the valuation of the overall market. The same calculation is applied here to individual companies.


Be Aware

Shiller PE Ratio works better for cyclical companies. It gives you a better idea on the company's real earnings power.


Unifosa E10 Related Terms


Unifosa E10 Historical Data

* Premium members only.

The historical data trend for Unifosa's E10 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.

Unifosa E10 Chart

Unifosa Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
E10
Get a 7-Day Free Trial Premium Member Only Premium Member Only -0.78 -0.91 -1.11 -1.12 -1.00

Unifosa Quarterly Data
Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25
E10 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 -1.12 -1.03 -0.99 -1.01 -1.00

ROCO:8277 vs NVDA, AVGO, MU: E10 Comparison

For the Semiconductors subindustry, Unifosa's Shiller PE Ratio, along with its competitors' market caps and Shiller PE 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.


Unifosa Shiller PE Ratio vs Semiconductors Industry

For the Semiconductors industry and Technology sector, Unifosa's Shiller PE Ratio distribution charts can be found below:

* The bar in red indicates where Unifosa's Shiller PE Ratio falls into.


ROCO:8277
62GF Score
Unifosa Corp ROCO:8277
E10 is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Unifosa E10 Calculation

E10 is a concept invented by Prof. Robert Shiller, who uses E10 for his Shiller P/E calculation. When we calculate the today's Shiller P/E ratio of a stock, we use today's price divided by E10.

What is E10? How do we calculate E10?

E10 is the average of the inflation adjusted earnings of a company over the past 10 years. Let's use an example to explain.

If we want to calculate the E10 of Wal-Mart (WMT) for Dec. 31, 2010, we need to have the inflation data and the earnings from 2001 through 2010.

We adjusted the earnings of 2001 earnings data with the total inflation from 2001 through 2010 to the equivalent earnings in 2010. If the total inflation from 2001 to 2010 is 40%, and Wal-Mart earned $1 a share in 2001, then the 2001's equivalent earnings in 2010 is $1.4 a share. If Wal-Mart earns $1 again in 2002, and the total inflation from 2002 through 2010 is 35%, then the equivalent 2002 earnings in 2010 is $1.35. So on and so forth, you get the equivalent earnings of past 10 years. Then you add them together and divided the sum by 10 to get E10.

Please note that we use the CPI data of the country/region where the company is headquartered. If the CPI data for that country/region is not available, then we will use the CPI data of the United States as default.

For example, Unifosa's adjusted earnings per share data for the three months ended in Dec. 2025 was:

Adj_EPS= Earnings per Share (Diluted) /CPI of Dec. 2025 (Change)*Current CPI (Dec. 2025)
=-0.03/324.0540*324.0540
=-0.030

Current CPI (Dec. 2025) = 324.0540.

Unifosa Quarterly Data

per share eps CPI Adj_EPS
201603 -0.370 238.132 -0.504
201606 -0.270 241.018 -0.363
201609 -0.220 241.428 -0.295
201612 -0.746 241.432 -1.001
201703 -0.320 243.801 -0.425
201706 -0.150 244.955 -0.198
201709 -0.070 246.819 -0.092
201712 -0.250 246.524 -0.329
201803 0.230 249.554 0.299
201806 -0.110 251.989 -0.141
201809 -0.200 252.439 -0.257
201812 -0.750 251.233 -0.967
201903 -0.410 254.202 -0.523
201906 -0.260 256.143 -0.329
201909 -0.270 256.759 -0.341
201912 -0.101 256.974 -0.127
202003 -0.110 258.115 -0.138
202006 -0.190 257.797 -0.239
202009 -0.210 260.280 -0.261
202012 -0.182 260.474 -0.226
202103 -0.180 264.877 -0.220
202106 -0.280 271.696 -0.334
202109 -0.150 274.310 -0.177
202112 -0.170 278.802 -0.198
202203 -0.140 287.504 -0.158
202206 -0.190 296.311 -0.208
202209 -0.130 296.808 -0.142
202212 -0.150 296.797 -0.164
202303 -0.220 301.836 -0.236
202306 -0.180 305.109 -0.191
202309 -0.190 307.789 -0.200
202312 -0.150 306.746 -0.158
202403 -0.160 312.332 -0.166
202406 -0.150 314.175 -0.155
202409 -0.210 315.301 -0.216
202412 -0.210 315.605 -0.216
202503 -0.110 319.799 -0.111
202506 -0.090 322.561 -0.090
202509 -0.150 324.800 -0.150
202512 -0.030 324.054 -0.030

Add all the adjusted EPS together and divide 10 will get our e10.

Frequently Asked Questions Learn more about E10 →
What does a E10 of NT$-1.00 mean?
Unifosa (ROCO:8277) has a E10 of NT$-1.00 as of Dec. 2025. E10 represents the company's inflation-adjusted earnings per share over a 10-year period. View historical data on Unifosa and its competitors.
Is Unifosa's E10 too high?
Unifosa's current E10 is NT$-1.00. Overall, Unifosa has a GF Score™ of 62/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Unifosa's E10 compare to NVDA and AVGO?
Unifosa's E10 of NT$-1.00 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 E10 for a Semiconductors company?
A good E10 depends on the Semiconductors industry context. However, E10 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 E10 mean?
A high E10 can signal that a stock is expensive relative to its fundamentals. E10 represents the company's inflation-adjusted earnings per share over a 10-year period. View historical data on Unifosa and its competitors. Unifosa's current E10 is NT$-1.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Unifosa stock overvalued right now?
Based on GuruFocus' analysis, Unifosa (ROCO:8277) is currently considered Modestly Undervalued. The stock's GF Value™ is NT$9.23, compared to a current price of NT$8.15 — trading 11.7% below its estimated fair value. The current E10 is NT$-1.00. Unifosa's overall GF Score™ is 62/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is E10 calculated?
E10 is calculated from a company's financial statements. For Unifosa (ROCO:8277), the current E10 is NT$-1.00 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 Unifosa (ROCO:8277) Overvalued in 2026?

Based on GuruFocus' analysis, Unifosa stock appears to be undervalued. The current stock price of NT$8.15 is trading 11.7% below its estimated GF Value™ of NT$9.23. GuruFocus considers Unifosa to be Modestly Undervalued.

Key valuation signals for ROCO:8277:

  • E10: NT$-1.00
  • GF Value™: NT$9.23 vs. price of NT$8.15 (11.7% below fair value)
  • GF Score™: 62/100 with 2 warning signs

No single metric tells the full story. See the ROCO:8277 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Unifosa Business Description

Address Ruiguang Road, 3rd Floor, No. 5, Alley 22, Lane 513, Neihu District, Taipei, TWN, 114063
Unifosa Corp engages mainly in the manufacture of office machinery, data storage and processing equipment, electronic components, etc., and the wholesale, retail, and international trade of office machinery and equipment. The segments of the company are Memory business group, Storage business group, Wireless communication business group, and Other business groups.
62GF Score

Get the complete analysis for ROCO:8277

E10 is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

NT$8.15
Price
NT$9.23
GF Value