AUO (TPE:2409) Beneish M-Score: -2.37 (As of Jun. 26, 2026)


TPE:2409 AUO Corp TPE:2409
68 GF Score
Price NT$30.40
GF Value NT$17.47
Valuation Significantly Overvalued
! 10 Warning Signs
View Full Analysis

What is AUO Beneish M-Score?

AUO TPE:2409 -0.33% 68 Beneish M-Score is -2.37 as of Jun. 26, 2026. GuruFocus rates TPE:2409 with a GF Score™ of 68/100 and a GF Value™ of NT$17.47 (Significantly Overvalued). The stock has 10 warning signs investors should review. Among 2,404 Hardware companies, AUO ranks worse than 57.7% 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 -2.37 no higher than -1.78, which implies that the company is unlikely to be a manipulator.

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

TPE:2409' s Beneish M-Score Range Over the Past 10 Years
Min: -67.96   Med: -2.84   Max: 24.7
Current: -2.37

During the past 13 years, the highest Beneish M-Score of AUO was 24.70. The lowest was -67.96. And the median was -2.84.


AUO Beneish M-Score Historical Data

* Premium members only.

The historical data trend for AUO'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.

AUO Beneish M-Score Chart

AUO 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 -2.89 16.00 -3.04 -3.05 -2.35

AUO Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
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 -2.69 -2.96 -2.78 -2.35 -2.37

TPE:2409 vs APH, GLW, TEL: Beneish M-Score Comparison

For the Electronic Components subindustry, AUO'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.


AUO Beneish M-Score vs Hardware Industry

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

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


TPE:2409
68GF Score
AUO Corp TPE:2409
Beneish M-Score is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

AUO 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 AUO 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 * 1.3563+0.528 * 0.9286+0.404 * 0.9596+0.892 * 0.9503+0.115 * 1.0528
-0.172 * SGAI+4.679 * TATA-0.327 * LVGI
-0.172 * 1.1155+4.679 * -0.026228-0.327 * 0.9589
=-2.37

* 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 (Mar26) TTM:Last Year (Mar25) TTM:
Total Receivables was NT$35,411 Mil.
Revenue was 69031.355 + 70141.567 + 69907.556 + 69236.749 = NT$278,317 Mil.
Gross Profit was 8183.487 + 7524.762 + 6689.609 + 9361.983 = NT$31,760 Mil.
Total Current Assets was NT$139,727 Mil.
Total Assets was NT$376,391 Mil.
Property, Plant and Equipment(Net PPE) was NT$163,897 Mil.
Depreciation, Depletion and Amortization(DDA) was NT$29,452 Mil.
Selling, General, & Admin. Expense(SGA) was NT$17,966 Mil.
Total Current Liabilities was NT$124,948 Mil.
Long-Term Debt & Capital Lease Obligation was NT$78,560 Mil.
Net Income was -1143.537 + 2882.023 + -1280.274 + 1947.871 = NT$2,406 Mil.
Non Operating Income was 0 + 0 + 0 + 0 = NT$0 Mil.
Cash Flow from Operations was 2883.926 + 2926.504 + 3084.253 + 3383.391 = NT$12,278 Mil.
Total Receivables was NT$27,473 Mil.
Revenue was 72101.871 + 68692.009 + 77748.135 + 74327.946 = NT$292,870 Mil.
Gross Profit was 8778.454 + 5445.537 + 8454.177 + 8354.64 = NT$31,033 Mil.
Total Current Assets was NT$139,848 Mil.
Total Assets was NT$393,840 Mil.
Property, Plant and Equipment(Net PPE) was NT$174,646 Mil.
Depreciation, Depletion and Amortization(DDA) was NT$33,359 Mil.
Selling, General, & Admin. Expense(SGA) was NT$16,947 Mil.
Total Current Liabilities was NT$111,216 Mil.
Long-Term Debt & Capital Lease Obligation was NT$110,849 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)
=(35410.795 / 278317.227) / (27472.833 / 292869.961)
=0.127232 / 0.093806
=1.3563

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)
=(31032.808 / 292869.961) / (31759.841 / 278317.227)
=0.105961 / 0.114114
=0.9286

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 - (139726.713 + 163896.761) / 376390.658) / (1 - (139847.629 + 174646.272) / 393840.393)
=0.193329 / 0.201469
=0.9596

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
=278317.227 / 292869.961
=0.9503

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))
=(33358.556 / (33358.556 + 174646.272)) / (29451.642 / (29451.642 + 163896.761))
=0.160374 / 0.152324
=1.0528

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)
=(17965.598 / 278317.227) / (16946.823 / 292869.961)
=0.064551 / 0.057865
=1.1155

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)
=((78560.182 + 124948.16) / 376390.658) / ((110849.276 + 111215.714) / 393840.393)
=0.540684 / 0.563845
=0.9589

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
=(2406.083 - 0 - 12278.074) / 376390.658
=-0.026228

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.

AUO has a M-score of -2.37 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 -2.37 mean?
AUO (TPE:2409) has a Beneish M-Score of -2.37 as of Jun. 26, 2026. The Beneish M-score measures the likelihood of earnings manipulation. View historical data on AUO and its competitors. According to the industry distribution chart, AUO ranks #1387 out of 2404 companies in the Hardware industry, placing it in the top 57.7%.
Is AUO's Beneish M-Score too high?
AUO's current Beneish M-Score is -2.37. Based on the distribution chart, AUO ranks #1387 out of 2404 companies in the Hardware industry, which is below the industry midpoint. Overall, AUO has a GF Score™ of 68/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does AUO's Beneish M-Score compare to APH and GLW?
According to the Hardware industry distribution chart, AUO ranks #1387 out of 2404 companies for Beneish M-Score. This places AUO in the lower half of its industry. 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 AUO and its competitors. AUO's current Beneish M-Score is -2.37. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is AUO stock overvalued right now?
Based on GuruFocus' analysis, AUO (TPE:2409) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$17.47, compared to a current price of NT$30.40 — trading 74% above its estimated fair value. The current Beneish M-Score is -2.37. AUO's overall GF Score™ is 68/100 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 AUO (TPE:2409), the current Beneish M-Score is -2.37 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.

Is AUO (TPE:2409) Overvalued in 2026?

Based on GuruFocus' analysis, AUO stock appears to be overvalued. The current stock price of NT$30.40 is trading 74% above its estimated GF Value™ of NT$17.47. GuruFocus considers AUO to be Significantly Overvalued.

Key valuation signals for TPE:2409:

  • Beneish M-Score: -2.37
  • GF Value™: NT$17.47 vs. price of NT$30.40 (74% above fair value)
  • GF Score™: 68/100 with 10 warning signs

No single metric tells the full story. See the TPE:2409 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


AUO Business Description

Other Exchanges AUOTY:USAAU7:Germany
Address No. 1, Lixing 2nd Road, Hsinchu Science Park, East District, Hsinchu, TWN, 300094
AUO Corp is a Taiwan-based company that manufactures & distributes thin-film-transistor liquid-crystal-display (TFT-LCD) panels to original equipment manufacturers. It operates in two segments - The display segment & energy segment, the majority is derived from the Display segment. The display segment generally is engaged in the research, development, design, manufacturing, & sale of flat panel displays. The energy segment mainly is engaged in the design, manufacturing, and sale of ingots, solar wafers, and solar modules, as well as providing technical engineering services and maintenance services for solar system projects AU Optronics has manufacturing facilities in Taiwan, Japan, and Malaysia. Geographically, the majority is from the PRC (including Hong Kong).
68GF Score

Get the complete analysis for TPE:2409

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

NT$30.40
Price
NT$17.47
GF Value