Asia Electronic Material Co (ROCO:4939) Beneish M-Score: -2.93 (As of Jun. 28, 2026)


ROCO:4939 Asia Electronic Material Co Ltd ROCO:4939
47 GF Score
Price NT$60.70
GF Value NT$18.30
Valuation Significantly Overvalued
! 10 Warning Signs
View Full Analysis

What is Asia Electronic Material Co Beneish M-Score?

Asia Electronic Material Co ROCO:4939 +1.85% 47 Beneish M-Score is -2.93 as of Jun. 28, 2026. GuruFocus rates ROCO:4939 with a GF Score™ of 47/100 and a GF Value™ of NT$18.30 (Significantly Overvalued). The stock has 10 warning signs investors should review. Among 2,408 Hardware companies, Asia Electronic Material Co ranks better than 79.86% on this metric.

The zones of discrimination for M-Score is as such:

An M-Score of equal or less than -1.78 suggests that the company is unlikely to be a manipulator.
An M-Score of greater than -1.78 signals that the company is likely to be a manipulator.

Good Sign:

Beneish M-Score -2.93 no higher than -1.78, which implies that the company is unlikely to be a manipulator.

The historical rank and industry rank for Asia Electronic Material Co's Beneish M-Score or its related term are showing as below:

ROCO:4939' s Beneish M-Score Range Over the Past 10 Years
Min: -3.23   Med: -2.82   Max: -1.32
Current: -2.93

During the past 13 years, the highest Beneish M-Score of Asia Electronic Material Co was -1.32. The lowest was -3.23. And the median was -2.82.


Asia Electronic Material Co Beneish M-Score Historical Data

* Premium members only.

The historical data trend for Asia Electronic Material Co's Beneish M-Score 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.

Asia Electronic Material Co Beneish M-Score Chart

Asia Electronic Material Co Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Beneish M-Score
Get a 7-Day Free Trial Premium Member Only Premium Member Only -2.72 -2.95 -2.22 -2.57 -2.93

Asia Electronic Material Co Quarterly Data
Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25
Beneish M-Score 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 -2.57 -2.69 -3.06 -2.98 -2.93

ROCO:4939 vs APH, GLW, TEL: Beneish M-Score Comparison

For the Electronic Components subindustry, Asia Electronic Material Co's Beneish M-Score, along with its competitors' market caps and Beneish M-Score 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.


Asia Electronic Material Co Beneish M-Score vs Hardware Industry

For the Hardware industry and Technology sector, Asia Electronic Material Co's Beneish M-Score distribution charts can be found below:

* The bar in red indicates where Asia Electronic Material Co's Beneish M-Score falls into.


ROCO:4939
47GF Score
Asia Electronic Material Co Ltd ROCO:4939
Beneish M-Score is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Asia Electronic Material Co Beneish M-Score Calculation

The M-score was created by Professor Messod Beneish. Instead of measuring the bankruptcy risk (Altman Z-Score) or business trend (Piotroski F-Score), M-score can be used to detect the risk of earnings manipulation. This is the original research paper on M-score.

The M-Score Variables:

The M-score of Asia Electronic Material Co for today is based on a combination of the following eight different indices:

M=-4.84+0.92 * DSRI+0.528 * GMI+0.404 * AQI+0.892 * SGI+0.115 * DEPI
=-4.84+0.92 * 1.0579+0.528 * 0.9751+0.404 * 0.6627+0.892 * 0.9195+0.115 * 1.0753
-0.172 * SGAI+4.679 * TATA-0.327 * LVGI
-0.172 * 1.072+4.679 * -0.044587-0.327 * 1.1994
=-2.93

* 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.

This Year (Dec25) TTM:Last Year (Dec24) TTM:
Total Receivables was NT$821 Mil.
Revenue was 352.642 + 377.052 + 352.547 + 335.309 = NT$1,418 Mil.
Gross Profit was 77.279 + 87.085 + 63.462 + 79.298 = NT$307 Mil.
Total Current Assets was NT$1,592 Mil.
Total Assets was NT$2,664 Mil.
Property, Plant and Equipment(Net PPE) was NT$937 Mil.
Depreciation, Depletion and Amortization(DDA) was NT$65 Mil.
Selling, General, & Admin. Expense(SGA) was NT$188 Mil.
Total Current Liabilities was NT$944 Mil.
Long-Term Debt & Capital Lease Obligation was NT$156 Mil.
Net Income was 9.745 + 22.739 + -80.481 + 5.657 = NT$-42 Mil.
Non Operating Income was 0 + 0 + 0 + 0 = NT$0 Mil.
Cash Flow from Operations was 74.861 + -23.201 + 33.818 + -9.058 = NT$76 Mil.
Total Receivables was NT$844 Mil.
Revenue was 374.267 + 409.745 + 400.737 + 356.955 = NT$1,542 Mil.
Gross Profit was 61.025 + 91.439 + 91.531 + 81.71 = NT$326 Mil.
Total Current Assets was NT$1,642 Mil.
Total Assets was NT$2,777 Mil.
Property, Plant and Equipment(Net PPE) was NT$923 Mil.
Depreciation, Depletion and Amortization(DDA) was NT$69 Mil.
Selling, General, & Admin. Expense(SGA) was NT$190 Mil.
Total Current Liabilities was NT$956 Mil.
Long-Term Debt & Capital Lease Obligation was NT$0 Mil.




1. DSRI = Days Sales in Receivables Index

Measured as the ratio of Revenue in Total Receivables in year t to year t-1.

A large increase in DSR could be indicative of revenue inflation.

DSRI=(Receivables_t / Revenue_t) / (Receivables_t-1 / Revenue_t-1)
=(820.606 / 1417.55) / (843.636 / 1541.704)
=0.57889 / 0.54721
=1.0579

2. GMI = Gross Margin Index

Measured as the ratio of gross margin in year t-1 to gross margin in year t.

Gross margin has deteriorated when this index is above 1. A firm with poorer prospects is more likely to manipulate earnings.

GMI=GrossMargin_t-1 / GrossMargin_t
=(GrossProfit_t-1 / Revenue_t-1) / (GrossProfit_t / Revenue_t)
=(325.705 / 1541.704) / (307.124 / 1417.55)
=0.211263 / 0.216658
=0.9751

3. AQI = Asset Quality Index

AQI is the ratio of asset quality in year t to year t-1.

Asset quality is measured as the ratio of non-current assets other than Property, Plant and Equipment to Total Assets.

AQI=(1 - (CurrentAssets_t + PPE_t) / TotalAssets_t) / (1 - (CurrentAssets_t-1 + PPE_t-1) / TotalAssets_t-1)
=(1 - (1591.775 + 936.992) / 2663.532) / (1 - (1641.967 + 923.169) / 2777.155)
=0.050596 / 0.076344
=0.6627

4. SGI = Sales Growth Index

Ratio of Revenue in year t to sales in year t-1.

Sales growth is not itself a measure of manipulation. However, growth companies are likely to find themselves under pressure to manipulate in order to keep up appearances.

SGI=Sales_t / Sales_t-1
=Revenue_t / Revenue_t-1
=1417.55 / 1541.704
=0.9195

5. DEPI = Depreciation Index

Measured as the ratio of the rate of Depreciation, Depletion and Amortization in year t-1 to the corresponding rate in year t.

DEPI greater than 1 indicates that assets are being depreciated at a slower rate. This suggests that the firm might be revising useful asset life assumptions upwards, or adopting a new method that is income friendly.

DEPI=(Depreciation_t-1 / (Depreciaton_t-1 + PPE_t-1)) / (Depreciation_t / (Depreciaton_t + PPE_t))
=(68.803 / (68.803 + 923.169)) / (64.607 / (64.607 + 936.992))
=0.06936 / 0.064504
=1.0753

Note: If the Depreciation, Depletion and Amortization data is not available, we assume that the depreciation rate is constant and set the Depreciation Index to 1.

6. SGAI = Sales, General and Administrative expenses Index

The ratio of Selling, General, & Admin. Expense(SGA) to Sales in year t relative to year t-1.

SGA expenses index > 1 means that the company is becoming less efficient in generate sales.

SGAI=(SGA_t / Sales_t) / (SGA_t-1 /Sales_t-1)
=(187.537 / 1417.55) / (190.256 / 1541.704)
=0.132297 / 0.123406
=1.072

7. LVGI = Leverage Index

The ratio of total debt to Total Assets in year t relative to yeat t-1.

An LVGI > 1 indicates an increase in leverage

LVGI=((LTD_t + CurrentLiabilities_t) / TotalAssets_t) / ((LTD_t-1 + CurrentLiabilities_t-1) / TotalAssets_t-1)
=((155.657 + 944.308) / 2663.532) / ((0.187 + 956.023) / 2777.155)
=0.412972 / 0.344313
=1.1994

8. TATA = Total Accruals to Total Assets

Total accruals calculated as the change in working capital accounts other than cash less depreciation.

TATA=(IncomefromContinuingOperations_t - CashFlowsfromOperations_t) / TotalAssets_t
=(NetIncome_t - NonOperatingIncome_t - CashFlowsfromOperations_t) / TotalAssets_t
=(-42.34 - 0 - 76.42) / 2663.532
=-0.044587

An M-Score of equal or less than -1.78 suggests that the company is unlikely to be a manipulator. An M-Score of greater than -1.78 signals that the company is likely to be a manipulator.

Asia Electronic Material Co has a M-score of -2.93 suggests that the company is unlikely to be a manipulator.

Frequently Asked Questions Learn more about Beneish M-Score →
What does a Beneish M-Score of -2.93 mean?
Asia Electronic Material Co (ROCO:4939) has a Beneish M-Score of -2.93 as of Jun. 28, 2026. The Beneish M-score measures the likelihood of earnings manipulation. View historical data on Asia Electronic Material Co and its competitors. According to the industry distribution chart, Asia Electronic Material Co ranks #485 out of 2408 companies in the Hardware industry, placing it in the top 20.1%.
Is Asia Electronic Material Co's Beneish M-Score too high?
Asia Electronic Material Co's current Beneish M-Score is -2.93. Based on the distribution chart, Asia Electronic Material Co ranks #485 out of 2408 companies in the Hardware industry, which is in the top quartile — a strong position relative to peers. Overall, Asia Electronic Material Co has a GF Score™ of 47/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Asia Electronic Material Co's Beneish M-Score compare to APH and GLW?
According to the Hardware industry distribution chart, Asia Electronic Material Co ranks #485 out of 2408 companies for Beneish M-Score. This places Asia Electronic Material Co in the top 20% of its industry — outperforming the majority of peers. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Beneish M-Score for a Hardware company?
A good Beneish M-Score depends on the Hardware industry context. However, Beneish M-Score 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 Beneish M-Score mean?
A high Beneish M-Score can signal that a stock is expensive relative to its fundamentals. The Beneish M-score measures the likelihood of earnings manipulation. View historical data on Asia Electronic Material Co and its competitors. Asia Electronic Material Co's current Beneish M-Score is -2.93. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Asia Electronic Material Co stock overvalued right now?
Based on GuruFocus' analysis, Asia Electronic Material Co (ROCO:4939) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$18.30, compared to a current price of NT$60.70 — trading 231.7% above its estimated fair value. The current Beneish M-Score is -2.93. Asia Electronic Material Co's overall GF Score™ is 47/100 with 10 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Beneish M-Score calculated?
Beneish M-Score is calculated from a company's financial statements. For Asia Electronic Material Co (ROCO:4939), the current Beneish M-Score is -2.93 as of Jun. 28, 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 Asia Electronic Material Co (ROCO:4939) Overvalued in 2026?

Based on GuruFocus' analysis, Asia Electronic Material Co stock appears to be overvalued. The current stock price of NT$60.70 is trading 231.7% above its estimated GF Value™ of NT$18.30. GuruFocus considers Asia Electronic Material Co to be Significantly Overvalued.

Key valuation signals for ROCO:4939:

  • Beneish M-Score: -2.93
  • GF Value™: NT$18.30 vs. price of NT$60.70 (231.7% above fair value)
  • GF Score™: 47/100 with 10 warning signs

No single metric tells the full story. See the ROCO:4939 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Asia Electronic Material Co Business Description

Address No. 3, HuanKe 1st Road, 6th Floor-7, Hsinchu County, Zhubei, TWN, 302
Asia Electronic Material Co Ltd is engaged in manufacture of electronic products and sale of electronic materials. Geographically, the company operates in Taiwan, China, and Other Countries, of which it derives maximum revenue from China. it mainly researches, develops, manufactures and markets flexible copper clad laminate (FCCL), coverlay (CL), stiffener and bonding sheet. Its products are used in Mobile phones, smart phones, digital cameras, laptop PCs, tablet PCs, LCD monitors, printer inkjet heads, hard drive heads, a variety of flat panel displays, touch modules, antenna panels, batteries and LED backlight module light bar etc.
47GF Score

Get the complete analysis for ROCO:4939

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

NT$60.70
Price
NT$18.30
GF Value