Key Financial Ratios 2018/19 2017/18 2016/17 2015/16 2014/15+
Profitability ratios
Gross operating profit margin (%) 16.4% 41.0% 51.9% 60.4% 55.5%
Operating EBITDA margin (%) 12.7% 29.0% 34.0% 42.9% 39.9%
Recurring net profit margin (%) 9.8% 16.0% 15.4% 29.2% 28.2%
Net profit margin (%) 5.8% 24.6% 20.1% 41.9% 32.6%
ROA (%) 2.8% 4.5% 2.8% 6.7% 5.0%
ROE (%) 7.2% 10.5% 4.9% 8.9% 6.4%
Liquidity Ratio  
Current Ratio (times) 0.51x 0.93x 1.38x 0.81x 3.83x
Leverage  
Interest bearing debt to equity (times) 1.39x 1.02x 0.85x 0.20x 0.09x
Adjusted net debt1 to equity (times) 1.03x 0.37x 0.13x (0.13)x (0.11)x
Adjusted net debt1 to operating EBITDA (times) 7.43x 3.02x 1.72x (1.93)x (1.96)x
Interest coverage (times) 3.70x 3.31x 4.55x 9.30x 8.68x
Per share ratios 2  
Earnings per share (THB) 0.24 0.37 0.17 0.35 0.25
Book value per share (THB) 4.40 3.91 3.82 3.96 4.38

1 *Adjusted net debt: Calculated based on interest bearing debt - cash and cash equivalent and liquid investment
2 per share ratios, calculated based on numbers of shares with par value at THB 4 per share

Key Financial Ratios 3Q 19/20 2Q 19/20 1Q 19/20 4Q 18/19 3Q 18/19
(Restated)
2Q 18/19
Profitability ratios
Gross operating profit margin (%) 26.0% 21.0% 24.0% 22.6% 12.1% 11.6%
Operating EBITDA margin (%) 20.4% 16.0% 18.3% 17.1% 9.8% 8.9%
Recurring net profit margin (%) 23.2% 9.4% 10.5% 13.4% 5.1% 9.4%
Net profit margin (%) 22.0% 10.7% 9.6% 6.1% 6.1% 4.1%
ROA (%) 3.9% 3.3% 2.9% 2.8% 4.4% 4.4%
ROE (%) 9.5% 8.2% 7.2% 7.2% 10.8% 10.3%
Liquidity Ratio            
Current Ratio (times) 0.66x 0.65x 1.05x 0.51x 0.58x 0.88x
Leverage            
Interest bearing debt to equity (times) 1.11x 1.18x 1.32x 1.39x 1.19x 1.15x
Adjusted net debt1 to equity (times) 0.84x 0.90x 0.82x 1.03x 0.74x 0.56x
Adjusted net debt1 to recurring EBITDA (times) 5.80x 6.65x 6.52x 7.43x 5.75x 4.38x
Interest coverage (times) 4.09x 3.10x 2.96x 5.46x 4.09x 3.52x
Per share ratios 2            
Earnings per share (THB) 0.19 0.10 0.08 0.05 0.10 0.06
Book value per share (THB) 5.59 5.22 5.49 4.41 4.52 4.25

1 *Adjusted net debt: Calculated based on interest bearing debt - cash and cash equivalent and liquid investment
2 per share ratios, calculated based on numbers of shares with par value at THB 4 per share