All values in KRW	Sep 2025	Dec 2025	Mar 2026	Jun 2026
Revenue	135.52B	129.38B	131.87B	126.22B
Cost of goods sold	115.97B	114.10B	111.23B	113.43B
Cost of revenue	115.97B	114.10B	111.23B	113.43B
Research and development expenses	565.30M	1.99B	499.02M	719.16M
Total research and development expenses	-	-	-	-
Selling, general, and admin expenses	8.08B	10.02B	10.31B	9.88B
Operating expense	9.37B	13.00B	11.68B	11.78B
Total operating expenses	125.34B	127.10B	122.91B	125.21B
Operating income	10.19B	2.28B	8.96B	1.01B
Other non operating income	135.09M	681.61M	123.03M	-531.27M
EBT including unusual items	806.55M	-1.73B	10.01B	-3.41B
EBT excluding unusual items	804.25M	13.30B	10.02B	-2.90B
Income tax expense	1.95B	-2.80B	2.54B	1.15B
Effective tax rate	241.99%	161.79%	25.38%	-33.90%
Other operating expenses	205.64M	593.50M	310.65M	184.91M
Net income	-1.28B	964.13M	7.32B	-4.81B
Net profit margin	-0.95%	0.75%	5.55%	-3.81%
Earnings per share	-	-	-	-
Interest and investment income	673.65M	252.60M	1.87B	771.29M
Interest expense	-2.19B	-2.03B	-1.81B	-1.81B
Net interest expenses	-1.52B	-1.77B	67.21M	-1.03B
Depreciation and amortization charges	408.50M	399.81M	367.68M	362.22M
EBITDA	13.10B	5.11B	11.60B	3.63B
Gain or loss from assets sale	-76.77M	77.34M	5.24M	61.54M

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