
Demand for 'Optical Semiconductors' Surges with Expansion of AI Data Centers... Expectations Rise for the Optoelectronics Market
Optoelectronics has emerged as a key focus of market attention amid growing expectations of increase

Optoelectronics has emerged as a key focus of market attention amid growing expectations of increase

Seoul Semiconductor is drawing keen market attention as it reinvents itself from a conventional LED

Bitsem Electronics is once again drawing market attention as an optical communication-related stock.

Amid the strong momentum in the power equipment sector, Sanil Electric is emerging as a stock of mar

As expectations grow for the growth of the optical communication industry, considered a core technol

LS Electric is drawing market attention amid expectations that it will benefit from the advancement

HD Hyundai Electric is gaining attention as a key beneficiary of growth in the global power equipmen

Daehan Photocommunications has recently been mentioned as a key stock of interest among optical comm

Korea Advanced Materials is attracting market attention amid expectations of increased demand for op

Investor sentiment toward the domestic robot industry is reviving, putting Hulim Robot back in the m

Hyosung Heavy Industries is attracting strong market interest amid expectations of growing global de

Alteogen (196170), the KOSDAQ's largest company by market capitalization, closed lower on the 19th a

HLB (028300) wavered under selling pressure on the 19th, ahead of the weekend, and closed weak. On t

Hanwha Ocean (042660) closed higher on the 19th, maintaining the 120,000-won level. In the KRX tradi

According to domestic precious metal prices from Geumsise.com as of June 20, 2026, pure gold rose sl

Domestic nuclear power-related stocks collectively recorded declines in trading on the 19th ahead of

When applying for the Earned Income Tax Credit (EITC), applicants must not only check income require

Naver closed lower, weighed down by short-term profit-taking sell-offs, despite an overall improveme

Hyundai Movex is attracting market attention as a stock related to logistics automation and smart lo

According to the Korea Gold Exchange market prices as of June 20, 2026, gold prices rose slightly co

According to the Korea Gold Exchange on June 20, the trading price of silver (Silver·3.75g) was reco

LG CNS has joined hands with Doosan to launch full-scale cooperation in future new business areas in

Samcheondang Pharmaceutical (000250) closed lower on the 19th, a day before the weekend. The stock

SK Square (402340) has maintained its upward momentum even in the domestic stock market, which has s

As of June 19, 2026, based on goldprice.com, domestic prices for major precious metals showed an ove

Doosan Enerbility (034020) heads into the weekend failing to reclaim the 100,000-won level. On the

As the Earned Income Tax Credit (EITC) application season comes to a close, the "asset requirement"

On the 19th, the domestic stock market showed a contrasting trend, with the KOSPI closing near the u

Hurim Robotics closed lower amid expanding uncertainty over Middle East geopolitical developments an

**[Digital Desk]** Woori Technology (032820) closed lower in the June 19 trading session ahead of th

Hyosung Heavy Industries closed higher, driven by expectations of expanded power infrastructure inve
![[Breaking] Sambu Construction Changes Acquisition Entity to 'Rebuild Sambu Holdings'... 33 Billion Won Investment Contract Approval Completed](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F583379%2F7d699ef0023b1fed%2Fvariants%2Fhero.webp&w=1920&q=85)
Samboo Construction, currently undergoing corporate rehabilitation proceedings, has changed the part

The largest shareholder of Kakao Games has changed from the previous Kakao Corp. and 13 others to LT
![[Breaking] SK Signet to Pursue 70 Billion Won Third-Party Allotment Capital Increase... Largest Shareholder SK Inc. to Fully Participate](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F581384%2Fe78723d0329735a6%2Fvariants%2Fhero.webp&w=1920&q=85)
SK Signet is pursuing a third-party allotment capital increase worth approximately 70 billion won. T

Enkem announced on the 19th through a regulatory filing that it has acquired a portion of its 11th-s
![[Breaking] Vivian Decides on 5 Billion Won Third-Party Placement Capital Increase... Allocated to Base100](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F581990%2Fdc5d942d3bc33cc4%2Fvariants%2Fhero.webp&w=1920&q=85)
Vivian will carry out a third-party placement capital increase of approximately 5 billion won to rai

The supply contract for fillers, anti-adhesion agents, and hemostatic agents between CMG Pharmaceuti

Hanwha Ocean has filed a correction disclosure regarding its contract for the construction of four V
![[Breaking] Bitgwajeonja Finalizes Board Approval for Short-form Merger with Seyoung Technology... Merger Date Set for July 22](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F581911%2Fa630da1c47d6049c%2Fvariants%2Fhero.webp&w=1920&q=85)
Bitgwajeonja announced in a regulatory filing on the 19th that it has granted final approval for a s
![[Breaking] HVM Signs 167 Billion Won Super Alloy Supply Contract with Overseas Aerospace Metal Distributor](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F581384%2Fe78723d0329735a6%2Fvariants%2Fhero.webp&w=1920&q=85)
HVM announced in a regulatory filing on the 19th that it has signed a "Super Alloy" supply contract

On the afternoon of the 19th, LG Innotek (011070) is showing a sharp decline, shaking off the strong
![[Breaking] Maeum AI Signs 1.12 Billion KRW Contract with Doosan Bobcat for 'VLA-Based Loader Autonomous Solution PoC'](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F579131%2F91590c4230b8b038%2Fvariants%2Fhero.webp&w=1920&q=85)
Maeum AI announced in a regulatory filing on the 19th that it has signed a supply contract worth 1.1

Nara Space Technology has signed a service contract worth KRW 6.1 billion for the development of a s
![[Breaking] Pan Ocean Signs 2.4712 Trillion KRW Long-Term Crude Oil Transport Contract with SK Energy and SK Incheon Petrochem… Deploying 4 VLCCs for 20 Years](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F581384%2Fe78723d0329735a6%2Fvariants%2Fhero.webp&w=1920&q=85)
Pan Ocean has signed a long-term maritime crude oil transport contract worth 2.4712 trillion KRW wit

HLB Innovation will hold an Investor Relations (IR) session for major domestic and international ins
![[Breaking] Korea Optical Communications VI Triggered... Plunges Over 8% as KOSPI Reverses Lower After Record High](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F580244%2F47e15a0ae14cc32c%2Fvariants%2Fhero.webp&w=1920&q=85)
A Volatility Intervention Mechanism (VI) was triggered for Korea Optical Communications (010170) on

On the 19th, during trading hours, hair loss treatment-related stocks are rallying across the board,

Domestic shipbuilding stocks fell across the board during trading on the 19th, showing a short-term

With expectations of expanded global power infrastructure investment coinciding with a recovery in t

LG Energy Solution is receiving consecutive positive evaluations from the securities market, driven

Optical communication and optical semiconductor-related stocks turned lower across the board during

Domestic robot-related stocks are declining across the board during the morning session on the 19th.

StradVision, an artificial intelligence (AI)-based autonomous driving software company, is currently

Justech, a company specializing in ultra-precision motion technology, is attracting strong investor

As of June 19, based on the Korea Gold Exchange, silver prices (3.75g) were recorded at a buying pri

As of June 19, 2026, prices of major precious metals, including pure gold, on the Korea Gold Exchang

Doosan Enerbility is failing to avoid slight weakness during the trading session, even as positive a

**[Market Overview]** Uri Technology is undergoing a three-session correction as profit-taking press
![[Breaking] Bitgwajeongyeon triggers static VI during trading... Trading suspended at 3,030 won and resumes after about 2 minutes](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F578947%2F8d4f6a353d677642%2Fvariants%2Fhero.webp&w=1920&q=85)
Bitgwajeongyeon is drawing investor attention after a volatility control mechanism (VI) was triggere

Samsung Electro-Mechanics showed strength of over 5%, boosted by news of a target price increase fro
![[Breaking] Hanwool Semiconductor Hits Upper Limit for Second Consecutive Day… Rides U.S. Stock Market Rebound and AI Semiconductor Tailwind](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F582974%2Ff876fe5842395b52%2Fvariants%2Fhero.webp&w=1920&q=85)
Hanwool Semiconductor surged to the price limit from early trading, entering the upper limit. As of
![[U.S. Stock Market Closed] Full Suspension on June 19 for 'Juneteenth'… KOSPI Opens Normally](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F583035%2Fd253595928f350c0%2Fvariants%2Fhero.webp&w=1920&q=85)
U.S. stock markets will fully suspend trading for one day on June 19 (local time) in observance of t
![[Breaking] Nuclear Power Stocks Fall Across the Board Amid KOSPI Record High; Only Doosan Enerbility Defends 100,000 Won Level](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F579495%2Fdb7c803b9706703b%2Fvariants%2Fhero.webp&w=1920&q=85)
As of 9:10 a.m. on the 19th, the domestic stock market continues its record-breaking run, but most n
![[Breaking] Wall Street's 3 Major Indices Rise Across the Board... Nasdaq Surges 1.9% on Tech Stock Rebound](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F579769%2F6712719b6f068855%2Fvariants%2Fhero.webp&w=1920&q=85)
On the 19th (Korean time, morning), the New York stock market successfully rebounded, shaking off th

Yesti closed sharply higher with a double-digit surge, driven by a combination of expectations from

In the stock market on the 18th, Robostar finished trading slightly higher after showing large intra

Amid global stock market turbulence triggered by hawkish signals from the U.S. Federal Reserve (Fed)

On the 18th, D&D Pharmatech closed firm as bargain hunting flowed in despite market uncertainty caus

Amid growing expectations for increased power cable demand and the expansion of the data center and

Hanmi Semiconductor is failing to avoid a downward trend during the trading session despite news of

LS Securities has highly evaluated the potential expansion of Naver's (NAVER) artificial intelligenc

Expectations for Hanwha Ocean within the securities industry are rising further, driven by the shipb

Doosan Enerbility (034020) closed lower on the 18th, failing to defend the '100,000-bility' level ev

On the 18th, as the KOSDAQ market showed overall weakness, Woori Technology (032820) closed down nea

The following is a summary of domestic precious metal price trends as of June 18, 2026, based on Gol
![[Breaking] UK BOE Holds Base Rate at 3.75%... Global Markets Fall on Fed Hawkish Signals](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F581911%2Fa630da1c47d6049c%2Fvariants%2Fhero.webp&w=1920&q=85)
The Bank of England (BOE) has frozen its base rate at 3.75% per annum. Despite inflation entering a
![[Breaking] U.S. Stock Markets Rise Across the Board... Nasdaq Up Over 1% and Dow Jumps 400 Points Following Fed Rate Hold](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F580244%2F47e15a0ae14cc32c%2Fvariants%2Fhero.webp&w=1920&q=85)
On the afternoon of the 18th (Korean time), major indices in the U.S. New York stock market are show

On the 18th, Eotechnics remained flat in the Korea Exchange (KRX) regular market but showed a strong
![[Breaking] Asian Markets Close Mixed... Nikkei Up 1.65%, Hang Seng Down 1.59%](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F579131%2F91590c4230b8b038%2Fvariants%2Fhero.webp&w=1920&q=85)
On the 18th, major Asian stock markets showed mixed performance, with divergent trends across countr

Celltrion announced on the 18th that, following a change in its development strategy, the approval f

OSung Advanced Materials is investing approximately KRW 42.5 billion in a Chinese specialty electron
![[Breaking] Nexsnow to Raise KRW 39.5 Billion in Rights Offering... Acquires OneStore Stake from SK Square, Naver, and Krafton](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F581031%2F0c2a8f5a6d5bef88%2Fvariants%2Fhero.webp&w=1920&q=85)
Nexsnow plans to raise funds to acquire a stake in 'OneStore' through a third-party allotment capita

Hanwha Ocean fell more than 6% during intraday trading on the 18th, retreating to the 125,000-won le
![[Breaking] SG Decides on 41 Million-Share Paid-in Capital Increase... Raises Approx. KRW 61 Billion and Conducts General Public Offering of Unsubscribed Shares](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F581031%2F0c2a8f5a6d5bef88%2Fvariants%2Fhero.webp&w=1920&q=85)
SG has decided on a large-scale paid-in capital increase of approximately KRW 60.9 billion and is em

HLB Pharmaceutical has postponed the schedule for its ongoing paid-in capital increase, conducted th

HD Hyundai Marine Engine has signed a ship engine supply contract worth approximately 28 billion won
![[IPO Today] StradVision Subscription Day 1 Concludes... Equal Allocation 10.19 Shares, Proportional Competition Ratio 10.83:1](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F583007%2Fbc19e161e54b115b%2Fvariants%2Fhero.webp&w=1920&q=85)
[IPO Today] StradVision Subscription Day 1 Concludes... Equal Allocation 10.19 Shares, Proportional
![[IPO] Jurstech Subscription Day 1 Ends... Proportional Competition Rate at 254.52:1, Equal Allocation at 1.19 Shares](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F583006%2F854e142c5b5aae33%2Fvariants%2Fhero.webp&w=1920&q=85)
The first day of the IPO subscription for Jurstech, a semiconductor and display motion system compan
![[Breaking] iCraft Signs 51.8 Billion KRW NVIDIA InfiniBand Switch Supply Contract with Naver Cloud](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F581990%2Fdc5d942d3bc33cc4%2Fvariants%2Fhero.webp&w=1920&q=85)
iCraft announced in a regulatory filing on the 18th that it has signed a supply contract worth 51.8

On the 18th, a slew of stocks surged more than 10% in the domestic stock market, drawing investors'

HLB is holding an investor relations (IR) session for major domestic and international institutional

ABL Bio is showing a correction trend, falling more than 7,000 won intraday on the 18th. As volatili
![[Breaking News] Samhwa Capacitor Reaches Upper Limit After Two Consecutive VI Triggers in Morning... Surges 29.99%](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F582974%2Ff876fe5842395b52%2Fvariants%2Fhero.webp&w=1920&q=85)
Samhwa Capacitor (001820) showed a strong upward trend, reaching the upper price limit as the aftern

**[Real-Time Market] Reno Industry Falls Around 3%... Fluctuating in Early 90,000-Won Range** Reno

LG Innotek is showing strength during trading hours on the 18th, driven by artificial intelligence (
![[Market Briefing] Hit Intraday Upper Limit Before Profit-Taking Emerge... Samwha Capacitor, Sambo Industry Maintain Strength](/_next/image?url=https%3A%2F%2Fmedia.cbcglobe.com%2Ftenants%2Fcbc00000-0000-4000-8000-000000000001%2Fmedia%2Fcbc%2F2026%2F06%2F581031%2F0c2a8f5a6d5bef88%2Fvariants%2Fhero.webp&w=1920&q=85)
On the 18th, stocks in the domestic market that hit intraday upper limits before giving up some gain

Daehan Photonics has entered a consolidation phase following its recent upward trend. As of 1:46 p.m

On the 18th, Jusung Engineering is showing an intraday weakness, exhibiting a short-term consolidati

Alteogen showed weakness during trading on the 18th, fluctuating around the 370,000 won level. As of

During trading on the 18th, Hanmi Semiconductor is fluctuating around the 310,000 won level, droppin