Company ALT Co., Ltd

Equities

A172670

KR7172670002

Semiconductor Equipment & Testing

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Sector Semiconductor Testing Equipment & Service

End-of-day quote Korea S.E. Other stock markets 06:00:00 2024-05-22 pm EDT			5-day change	1st Jan Change
20,100 ^KRW	-0.50%		-6.07%	-12.42%

May. 10	ALT Co., Ltd's Equity Buyback Plan Extended till November 20, 2024.	CI
Feb. 23	Tranche Update on ALT Co., Ltd's Equity Buyback Plan announced on November 21, 2023.	CI

ALT Co Ltd is a Korea-based company principally engaged in the provision of semiconductor testing services. The Company is principally engaged in the provision of semiconductor testing services such as complementary metal oxide semiconductor (CMOS) image sensor test, display driver integrated circuit (IC) test, power management IC test, micro controller unit test and others. In addition, the Company is also engaged in the manufacture and sale of semiconductor parts.

Number of employees: 181

KRW in Million	2022	Weight	2023	Weight	Delta
Test Sales 80.7 %	36,371	82.1 %	38,466	80.7 %	+5.76%
Package Processing 10.0 %	-	-	4,791	10.0 %	-
Package Product 9.3 %	-	-	4,431	9.3 %	-

KRW in Million	2022	Weight	2023	Weight	Delta
Overseas 73.4 %	26,146	59.0 %	34,994	73.4 %	+33.84%
South Korea 26.6 %	18,173	41.0 %	12,694	26.6 %	-30.15%

	Vote	Quantity	Free-Float	Company-owned shares	Total Float
Stock A	1	8,960,259	5,579,783 ( 62.27 %)	0	62.27 %

Name	Equities	%	Valuation
Byung Tae Chan 18.31 %	1,641,070	18.31 %	25 M ₩
Jong-soon Ha 9.900 %	887,080	9.900 %	13 M ₩
ST Capital Co. Ltd. 5.600 %	501,799	5.600 %	8 M ₩
The Korea Development Bank (Investment Management) 3.924 %	351,588	3.924 %	5 M ₩
Hee Ahn Jin 1.228 %	110,000	1.228 %	2 M ₩
Jong-yeon Ha 1.127 %	101,010	1.127 %	2 M ₩
Ung Min Chan 0.8035 %	72,000	0.8035 %	1 M ₩
Young-hee Bang 0.7311 %	65,510	0.7311 %	985 897 ₩

Name	Equities	%	Valuation
SAERON AUTOMOTIVE CORPORATION 0.69%	133,039	0.69%	370,596 $

ALT Co., Ltd.

82-19 Gwahaksaneop 1-ro Oksan-myeon

28122, Cheongju-si

http://www.alt-s.kr

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Technology

Technology Equipment

Semiconductors & Semiconductor Equipment

Semiconductor Equipment & Testing

Semiconductor Testing Equipment & Service

	1st Jan change	Capi.
ALT CO., LTD	-12.42%	133M
KLA CORPORATION	+31.80%	104B
ADVANTEST CORPORATION	+22.01%	26.2B
LASERTEC CORPORATION	+22.33%	24.65B
TONGFU MICROELECTRONICS CO.,LTD	-7.79%	4.41B
TIANSHUI HUATIAN TECHNOLOGY CO., LTD.	-3.76%	3.7B
KING YUAN ELECTRONICS CO., LTD.	+3.89%	3.41B
HANGZHOU CHANGCHUAN TECHNOLOGY CO.,LTD	-23.01%	2.64B
TEST RESEARCH, INC.	+163.96%	1.18B
SIGURD MICROELECTRONICS CORPORATION	+19.63%	1.12B

Semiconductor Testing Equipment & Service