South Korean Tech Most Popular Stocks

Green Optics

Market Cap: ₩197.5b

Specializes in designing, manufacturing, assembling, and inspecting optical products in space optics, display technology, semiconductors, and defense sectors.

OptiCore

Market Cap: ₩206.7b

OptiCore Inc. design, develops, and produces optical solutions for wireless and transmission networks, data centers, and edge and cloud computing applications in South Korea.

DAEA TI

Market Cap: ₩186.4b

Engages in the design, manufacture, construction, testing, commissioning, and maintenance of railway signaling and communication systems in South Korea.

SOS Lab

Market Cap: ₩178.9b

Manufactures and sells optical sensors in South Korea.

Spigen KoreaLtd

Market Cap: ₩171.2b

Engages in manufacture, wholesale, and retail of accessories for small mobile devices and electronic devices in South Korea, rest of Asia, Europe, North America, and internationally.

Interflex

Market Cap: ₩170.8b

Manufactures and sells flexible printed circuit boards in South Korea.

Samwha ElectricLtd

Market Cap: ₩167.7b

Operates in the electrolytic capacitor industry in South Korea and internationally.

MAKUS

Market Cap: ₩166.5b

Operates as a non-memory semiconductor solutions company in South Korea.

Ubiquoss

Market Cap: ₩165.7b

Manufactures and sells wired Internet data transmission equipment.

KORCHIP

Market Cap: ₩164.1b

An energy storage device company, engages in the engages in the manufacturing and sales of storage batteries in Europe, China, India, South Korea, internationally.

Kortek

Market Cap: ₩162.6b

Develops, produces, and sells industrial displays worldwide.

Kostecsys

Market Cap: ₩162.2b

Provides low thermal expansion and high thermal conductivity materials for SiC and GaN Next-generation power semiconductors.

WiSoLLTD

Market Cap: ₩161.7b

Manufactures and sells radio frequency components in South Korea.

Ubiquoss Holdings

Market Cap: ₩160.0b

Manufactures and sells wired Internet data transmission equipment, such as Ethernet switch, FTTH (fiber-to-the-home) solutions, and VDSL2 equipment.

Ace Technologies

Market Cap: ₩159.3b

Manufactures and sells wireless communication devices in South Korea and internationally.

KNS Space and Defence

Market Cap: ₩152.5b

Designs and manufactures VSAT antennas and equipment for the marine communications industry in South Korea, Germany, Malaysia, and internationally.

Intelligent Digital Integrated Security

Market Cap: ₩152.0b

A security company, designs, develops, manufactures, and sells surveillance solutions for a range of commercial and public sector markets worldwide.

HyVision System

Market Cap: ₩143.9b

Primarily develops, supplies, and sells testers and smart components.

Unitrontech

Market Cap: ₩139.7b

Distributes automotive semiconductors and display panel products in South Korea and internationally.

Seronics

Market Cap: ₩137.5b

Manufactures and sells electronic components in Korea and America.

IDIS Holdings

Market Cap: ₩136.2b

Through its subsidiaries, engages in the manufacture and distribution of video security devices in South Korea and internationally.

POONGWON PRECISIONLtd

Market Cap: ₩133.3b

Produces and supplies parts for AMOLED manufacturing in South Korea.

Asia Pacific Satellite

Market Cap: ₩130.5b

Develops and manufactures satellite communication devices worldwide.

Bixolon

Market Cap: ₩129.8b

Manufactures print solutions on mobile and stationary devices in South Korea.

Moda-InnoChips

Market Cap: ₩128.4b

Manufactures and sells ceramic-based core electronic components.

LiComm

Market Cap: ₩128.1b

Develops, manufactures, and sells optical components and modules in South Korea.

Avatec

Market Cap: ₩128.1b

Engages in the production and sale of vacuum thin film coating products for displays.

SeA Mechanics

Market Cap: ₩127.8b

Manufactures and sells automotive and electronic parts in South Korea and internationally.

PIE

Market Cap: ₩123.9b

Manufactures and sells industrial inspection equipment in South Korea.

JOONGANG ADVANCED MATERIALS

Market Cap: ₩116.9b

Manufactures and sells communication equipment and video information display devices in South Korea and internationally.

HanWool Materials Science

Market Cap: ₩116.4b

Develops, manufactures, and sells communication devices and software in South Korea.

ONEUL E&MLtd

Market Cap: ₩113.9b

Manufactures and sells antennas and other electronic communication products.

UIL

Market Cap: ₩113.5b

Manufactures and sells electronic parts to smartphone manufacturers in South Korea and internationally.

Suprema HQ

Market Cap: ₩112.3b

Manufactures and sells of access control, time and attendance, and biometrics solutions worldwide.

Se Gyung Hi Tech

Market Cap: ₩111.6b

Engages in the manufacture and sale of electronic equipment parts.

TOVISLtd

Market Cap: ₩107.6b

Provides display solutions in South Korea and internationally.