Sunmax Biotechnology Co (ROCO:4728) Beneish M-Score: -3.36 (As of Jul. 13, 2026)

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ROCO:4728 Sunmax Biotechnology Co Ltd ROCO:4728
91 GF Score
Price NT$381.00
GF Value NT$441.22
Valuation Modestly Undervalued
! 3 Warning Signs
View Full Analysis

What is Sunmax Biotechnology Co Beneish M-Score?

Sunmax Biotechnology Co ROCO:4728 +1.06% 91 Beneish M-Score is -3.36 as of Jul. 13, 2026. GuruFocus rates ROCO:4728 with a GF Score™ of 91/100 and a GF Value™ of NT$441.22 (Modestly Undervalued). The stock has 3 warning signs investors should review. Among 825 Biotechnology companies, Sunmax Biotechnology Co ranks better than 81.82% 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 -3.36 no higher than -1.78, which implies that the company is unlikely to be a manipulator.

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

ROCO:4728' s Beneish M-Score Range Over the Past 10 Years
Min: -3.38   Med: -2.56   Max: 32.63
Current: -3.36

During the past 13 years, the highest Beneish M-Score of Sunmax Biotechnology Co was 32.63. The lowest was -3.38. And the median was -2.56.


Sunmax Biotechnology Co Beneish M-Score Historical Data

* Premium members only.

The historical data trend for Sunmax Biotechnology 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.

Sunmax Biotechnology Co Beneish M-Score Chart

Sunmax Biotechnology 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 -2.61 -3.02 32.63 -2.50 -3.36

Sunmax Biotechnology 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 -2.50 -2.17 -2.05 -2.17 -3.36

ROCO:4728 vs VRTX, REGN, ALNY: Beneish M-Score Comparison

For the Biotechnology subindustry, Sunmax Biotechnology 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.


Sunmax Biotechnology Co Beneish M-Score vs Biotechnology Industry

For the Biotechnology industry and Healthcare sector, Sunmax Biotechnology Co's Beneish M-Score distribution charts can be found below:

* The bar in red indicates where Sunmax Biotechnology Co's Beneish M-Score falls into.


ROCO:4728
91GF Score
Sunmax Biotechnology Co Ltd ROCO:4728
Beneish M-Score is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Sunmax Biotechnology 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 Sunmax Biotechnology 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 * 0.1178+0.528 * 1.0373+0.404 * 0.9573+0.892 * 1.1145+0.115 * 0.9536
-0.172 * SGAI+4.679 * TATA-0.327 * LVGI
-0.172 * 0.9595+4.679 * -0.047175-0.327 * 0.8483
=-3.36

* 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.

This Year (Dec25) TTM:Last Year (Dec24) TTM:
Total Receivables was NT$3 Mil.
Revenue was 508.268 + 503.598 + 460.125 + 554.173 = NT$2,026 Mil.
Gross Profit was 391.525 + 392.229 + 364.021 + 440.852 = NT$1,589 Mil.
Total Current Assets was NT$1,143 Mil.
Total Assets was NT$2,123 Mil.
Property, Plant and Equipment(Net PPE) was NT$921 Mil.
Depreciation, Depletion and Amortization(DDA) was NT$102 Mil.
Selling, General, & Admin. Expense(SGA) was NT$548 Mil.
Total Current Liabilities was NT$294 Mil.
Long-Term Debt & Capital Lease Obligation was NT$94 Mil.
Net Income was 157.842 + 189.677 + 154.912 + 223.318 = NT$726 Mil.
Non Operating Income was 0 + 0 + 0 + 0 = NT$0 Mil.
Cash Flow from Operations was 259.515 + 160.843 + 131.863 + 273.697 = NT$826 Mil.
Total Receivables was NT$22 Mil.
Revenue was 479.176 + 457.543 + 453.673 + 427.626 = NT$1,818 Mil.
Gross Profit was 382.184 + 363.377 + 376.243 + 356.862 = NT$1,479 Mil.
Total Current Assets was NT$1,093 Mil.
Total Assets was NT$2,095 Mil.
Property, Plant and Equipment(Net PPE) was NT$941 Mil.
Depreciation, Depletion and Amortization(DDA) was NT$99 Mil.
Selling, General, & Admin. Expense(SGA) was NT$513 Mil.
Total Current Liabilities was NT$329 Mil.
Long-Term Debt & Capital Lease Obligation was NT$122 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)
=(2.931 / 2026.164) / (22.334 / 1818.018)
=0.001447 / 0.012285
=0.1178

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)
=(1478.666 / 1818.018) / (1588.627 / 2026.164)
=0.81334 / 0.784056
=1.0373

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 - (1143.083 + 920.577) / 2123.36) / (1 - (1092.512 + 940.928) / 2094.972)
=0.028116 / 0.029371
=0.9573

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
=2026.164 / 1818.018
=1.1145

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))
=(99.214 / (99.214 + 940.928)) / (102.311 / (102.311 + 920.577))
=0.095385 / 0.100022
=0.9536

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)
=(548.088 / 2026.164) / (512.522 / 1818.018)
=0.270505 / 0.281913
=0.9595

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)
=((93.865 + 293.756) / 2123.36) / ((121.935 + 328.912) / 2094.972)
=0.182551 / 0.215204
=0.8483

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
=(725.749 - 0 - 825.918) / 2123.36
=-0.047175

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.

Sunmax Biotechnology Co has a M-score of -3.36 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 -3.36 mean?
Sunmax Biotechnology Co (ROCO:4728) has a Beneish M-Score of -3.36 as of Jul. 13, 2026. The Beneish M-score measures the likelihood of earnings manipulation. View historical data on Sunmax Biotechnology Co and its competitors. According to the industry distribution chart, Sunmax Biotechnology Co ranks #150 out of 825 companies in the Biotechnology industry, placing it in the top 18.2%.
Is Sunmax Biotechnology Co's Beneish M-Score too high?
Sunmax Biotechnology Co's current Beneish M-Score is -3.36. Based on the distribution chart, Sunmax Biotechnology Co ranks #150 out of 825 companies in the Biotechnology industry, which is in the top quartile — a strong position relative to peers. Overall, Sunmax Biotechnology Co has a GF Score™ of 91/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Sunmax Biotechnology Co's Beneish M-Score compare to VRTX and REGN?
According to the Biotechnology industry distribution chart, Sunmax Biotechnology Co ranks #150 out of 825 companies for Beneish M-Score. This places Sunmax Biotechnology Co in the top 18% 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 Biotechnology company?
A good Beneish M-Score depends on the Biotechnology 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 Sunmax Biotechnology Co and its competitors. Sunmax Biotechnology Co's current Beneish M-Score is -3.36. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Sunmax Biotechnology Co stock overvalued right now?
Based on GuruFocus' analysis, Sunmax Biotechnology Co (ROCO:4728) is currently considered Modestly Undervalued. The stock's GF Value™ is NT$441.22, compared to a current price of NT$381.00 — trading 13.6% below its estimated fair value. The current Beneish M-Score is -3.36. Sunmax Biotechnology Co's overall GF Score™ is 91/100 with 3 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 Sunmax Biotechnology Co (ROCO:4728), the current Beneish M-Score is -3.36 as of Jul. 13, 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 Sunmax Biotechnology Co (ROCO:4728) Overvalued in 2026?

Based on GuruFocus' analysis, Sunmax Biotechnology Co stock appears to be undervalued. The current stock price of NT$381.00 is trading 13.6% below its estimated GF Value™ of NT$441.22. GuruFocus considers Sunmax Biotechnology Co to be Modestly Undervalued.

Key valuation signals for ROCO:4728:

  • Beneish M-Score: -3.36
  • GF Value™: NT$441.22 vs. price of NT$381.00 (13.6% below fair value)
  • GF Score™: 91/100 with 3 warning signs

No single metric tells the full story. See the ROCO:4728 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Sunmax Biotechnology Co Business Description

Address Huandong Road, New Urban District, 1st Floor, No. 10, Lane 31, Section 1, Tainan Science Industrial Park, Tainan, TWN
Sunmax Biotechnology Co Ltd is a biomedical company in Taiwan. It is engaged in the development, manufacturing, and commercialization of Sunmax medical devices and bio-surgical products. Additionally, it also researches, develops, manufactures and sales biomedical material grade collagen and related products. The company's products include medical products, biomedical materials, and porcine collagen skin care products.
91GF Score

Get the complete analysis for ROCO:4728

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

NT$381.00
Price
NT$441.22
GF Value