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The zones of discrimination for M-Score is as such:
An M-Score of less than -2.22 suggests that the company is not an accounting manipulator.
An M-Score of greater than -2.22 signals that the company is likely an accounting manipulator.
During the past 13 years, the highest Beneish M-Score of CarMax Inc was 3.15. The lowest was -3.48. And the median was -2.34.
The M-score was created by Professor Messod Beneish. Instead of measuring the bankruptcy risk (Z-Score) or business trend (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 CarMax Inc 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 * 0.8355||+||0.528 * 0.9655||+||0.404 * 1.0311||+||0.892 * 1.1086||+||0.115 * 1.0012|
|-||0.172 * SGAI||+||4.679 * TATA||-||0.327 * LVGI|
|-||0.172 * 0.8286||+||4.679 * 0.0894||-||0.327 * 1.0541|
|This Year (Aug15) TTM:||Last Year (Aug14) TTM:|
|Accounts Receivable was $101 Mil.|
Revenue was 3884.913 + 4014.888 + 3514.092 + 3405.234 = $14,819 Mil.
Gross Profit was 521.37 + 543.794 + 475.837 + 446.62 = $1,988 Mil.
Total Current Assets was $2,504 Mil.
Total Assets was $13,953 Mil.
Property, Plant and Equipment(Net PPE) was $2,017 Mil.
Depreciation, Depletion and Amortization(DDA) was $125 Mil.
Selling, General & Admin. Expense(SGA) was $1,096 Mil.
Total Current Liabilities was $1,002 Mil.
Long-Term Debt was $9,514 Mil.
Net Income was 172.228 + 181.974 + 143.138 + 130.049 = $627 Mil.
Non Operating Income was -1.593 + -0.041 + -1.196 + -1.536 = $-4 Mil.
Cash Flow from Operations was -202.298 + 117.554 + -183.515 + -347.996 = $-616 Mil.
|Accounts Receivable was $109 Mil.
Revenue was 3599.194 + 3750.196 + 3076.283 + 2941.407 = $13,367 Mil.
Gross Profit was 463.339 + 501.731 + 384.141 + 381.721 = $1,731 Mil.
Total Current Assets was $2,516 Mil.
Total Assets was $12,400 Mil.
Property, Plant and Equipment(Net PPE) was $1,754 Mil.
Depreciation, Depletion and Amortization(DDA) was $109 Mil.
Selling, General & Admin. Expense(SGA) was $1,193 Mil.
Total Current Liabilities was $907 Mil.
Long-Term Debt was $7,959 Mil.
1. DSRI = Days Sales in Receivables Index
A large increase in DSR could be indicative of revenue inflation.
|DSRI||=||(Receivables_t / Revenue_t)||/||(Receivables_t-1 / Revenue_t-1)|
|=||(100.832 / 14819.127)||/||(108.859 / 13367.08)|
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.
|=||(GrossProfit_t-1 / Revenue_t-1)||/||(GrossProfit_t / Revenue_t)|
|=||(543.794 / 13367.08)||/||(521.37 / 14819.127)|
3. AQI = Asset Quality Index
AQI is the ratio of asset quality in year t to year t-1.
|AQI||=||(1 - (CurrentAssets_t + PPE_t) / TotalAssets_t)||/||(1 - (CurrentAssets_t-1 + PPE_t-1) / TotalAssets_t-1)|
|=||(1 - (2503.725 + 2016.52) / 13952.565)||/||(1 - (2516.442 + 1753.992) / 12399.913)|
4. SGI = Sales Growth Index
Ratio of sales 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.
5. DEPI = Depreciation Index
Measured as the ratio of the rate of depreciation 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))|
|=||(108.517 / (108.517 + 1753.992))||/||(124.595 / (124.595 + 2016.52))|
6. SGAI = Sales, General and Administrative expenses Index
The ratio of SGA expenses 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)|
|=||(1095.804 / 14819.127)||/||(1192.904 / 13367.08)|
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$sgai= in leverage
|LVGI||=||((LTD_t + CurrentLiabilities_t) / TotalAssets_t)||/||((LTD_t-1 + CurrentLiabilities_t-1) / TotalAssets_t-1)|
|=||((9514.052 + 1001.977) / 13952.565)||/||((7958.973 + 906.927) / 12399.913)|
8. TATA = Total Accruals to Total Assets
Total accruals calculated as the change in working capital accounts other than cash less depreciation.
|=||(NetIncome_t - NonOperatingIncome_t||-||CashFlowsfromOperations_t)||/||TotalAssets_t|
|=||(627.389 - -4.366||-||-616.255)||/||13952.565|
An M-Score of less than -2.22 suggests that the company will not be a manipulator. An M-Score of greater than -2.22 signals that the company is likely to be a manipulator.
CarMax Inc has a M-score of -2.11 signals that the company is likely to be a manipulator.
Altman Z-Score, Piotroski F-Score, Accounts Receivable, Revenue, Gross Profit, Total Current Assets, Total Assets, Property, Plant and Equipment, Depreciation, Depletion and Amortization, Selling, General & Admin. Expense, Total Current Liabilities, Long-Term Debt, Net Income, Non Operating Income, Cash Flow from Operations
CarMax Inc Annual Data
CarMax Inc Quarterly Data