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Daily briefing · 2026-07-08 (Wed)

KOSPI plunges 4.91%, circuit breaker Samsung 89T won, US chips fall too

KOSPI closed down 4.91% at 7,656 on July 7 after an intraday drop of over 8% triggered a circuit breaker.

7Must-read
11Fields
16Sources
★ Must-read

Today's must-read · 7 stories

01
Markets × Corporate

Samsung Q2 operating profit hits record 89.4T won, surpassing Nvidia

Samsung Electronics reported Q2 preliminary results on July 7 of 171 trillion won in revenue and 89.4 trillion won in operating profit, its largest quarterly result ever, Money Today reported. According to Hankook Ilbo, that operating profit exceeded Nvidia's most recent quarterly operating profit of $53.5 billion (about 81.8 trillion won). Operating profit rose 56.21% from the prior quarter, driven by surging demand for HBM and data-center memory tied to AI infrastructure. Even so, the stock weakened, on the view that the earnings beat had already been priced in.

02
Markets × Macro

KOSPI crashes 4.91% to 7,656, intraday circuit breaker triggered

KOSPI closed down 395.02 points (4.91%) at 7,656.31 on July 7, Business Korea reported. According to Joseilbo, when the intraday drop exceeded 8%, the Korea Exchange triggered a Level 1 circuit breaker halting trading for 20 minutes from 1:51:33 p.m. Profit-taking hit large-cap chip stocks, sending Samsung Electronics down 6.92% and SK Hynix down 6.06%. Foreign investors and institutions net-sold 2.9174 trillion won and 307.4 billion won respectively, while retail investors net-bought 3.1325 trillion won.

03
Global × Markets

US markets slide too on chip selling, Nasdaq closes down 1.16%

US stocks fell on July 7, with the Nasdaq Composite down 1.16% at 25,818.69, the S&P 500 off 0.45% at 7,503.85, and the Dow down 0.25% at 52,925.15, TheStreet reported. Chip stocks led the decline amid views that Samsung's results fell short of some analysts' steep expectations; Micron dropped 4.7%, with KLA, Marvell, Broadcom, and AMD also lower. The VanEck Semiconductor ETF (SMH) fell more than 3%, the outlet reported.

04
Global × Geopolitics

Ukraine strikes Moscow with 430+ drones, largest in two years

Ukraine launched a large overnight assault targeting Moscow with more than 430 drones, The Moscow Times reported on July 7. Moscow's mayor described it as the largest Ukrainian drone attack in about two years. President Zelensky signaled more strikes to come, with tensions rising ahead of a NATO summit in Ankara, Turkey, this week, the outlet added.

05
Politics × Society

Revised Network Act takes effect; parties clash over 'fake news law'

The revised Information and Communications Network Act, imposing up to five times the damages for knowingly spreading disinformation, took effect July 7 and drew a clash between the rival parties, Financial News reported. The ruling party framed it as a defense wall protecting public discourse from disinformation, while the opposition attacked it as a 'gag law' that infringes on freedom of expression. Per Seoul Shinmun, simple expressions of opinion, private messages such as on KakaoTalk, and political satire are excluded from regulation.

06
Global × Energy

US revokes Iran oil sales license, Brent crude jumps 5%

International oil prices surged on July 7 after a US official told CNBC that the Treasury Department is revoking the license permitting Iranian oil sales, TheStreet reported. Brent crude futures rose more than 5% to above $76 a barrel, and US West Texas Intermediate futures also climbed more than 5% to above $72. Concerns over tighter supply pushed prices higher, the outlet reported.

07
Global × Sports

World Cup: Argentina edges Egypt 3-2, Messi equalizer sends them to quarters

Argentina beat Egypt 3-2 in the 2026 FIFA World Cup Round of 16 to reach the quarterfinals, Yahoo Sports reported on July 7. Lionel Messi scored an 83rd-minute equalizer before Enzo Fernandez netted the winner in stoppage time to complete a thrilling comeback. The defending champions narrowly secured their quarterfinal spot, the outlet reported.

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01Trending now

Trending now

As KOSPI plunged 4.91% under a circuit breaker, Messi's Argentina rallied past Egypt in the World Cup Round of 16, drawing buzz.
KOSPI circuit breaker triggered, index plunges 4.91% to 7,656

According to Joseilbo, when KOSPI's intraday drop exceeded 8% on July 7, the Korea Exchange triggered a Level 1 circuit breaker halting trading for 20 minutes from 1:51:33 p.m. The index closed down 4.91% at 7,656.31.

World Cup R16: Argentina 3-2 Egypt, Messi equalizer sends them through

According to Yahoo Sports, Argentina beat Egypt 3-2 in the July 7 Round of 16. Messi scored an 83rd-minute equalizer and Enzo Fernandez added a stoppage-time winner as the defending champions completed a comeback to reach the quarterfinals.

03Society

Society

A revised Network Act imposing up to 5x damages for knowingly spreading disinformation took effect July 7, with private messages excluded.
From today, up to 5x damages for disinformation; KakaoTalk excluded

According to Seoul Shinmun, the revised Information and Communications Network Act took effect July 7, imposing up to five times the damages for knowingly spreading disinformation. Simple expressions of opinion, private messages such as on KakaoTalk, and political satire are excluded from regulation.

04Macroeconomics

Macroeconomics

US markets fell with the Nasdaq down 1.16% on chip selling, as disappointment over Samsung's results and peak-out fears spread globally.
US markets fall on chip selling, Nasdaq -1.16%, S&P 500 -0.45%

According to TheStreet, on July 7 the Nasdaq closed down 1.16% at 25,818.69, the S&P 500 off 0.45% at 7,503.85, and the Dow down 0.25% at 52,925.15. On views that Samsung's results fell short, Micron dropped 4.7% and the VanEck Semiconductor ETF (SMH) fell more than 3%.

05Markets

Markets

KOSPI plunged 4.91% as a circuit breaker was triggered, and Samsung posted record earnings yet its stock still fell 7%.
KOSPI crashes 4.91% to 7,656, foreigners net-sell 2.9T won

According to Business Korea, KOSPI closed down 395.02 points (4.91%) at 7,656.31 on July 7. Profit-taking in large-cap chips sent Samsung down 6.92% and SK Hynix down 6.06%; foreign investors net-sold 2.9174 trillion won while retail investors net-bought 3.1325 trillion won.

Samsung falls 7% despite record earnings, seen as priced in

According to Newspim, Samsung Electronics disclosed its largest quarterly result ever on July 7, yet its stock still fell sharply. The decline is attributed to the view that earnings expectations had already been priced into the stock and to a large bonus-provision charge, the outlet reported.

06Rising

Rising

Singer Lee So-ra released 'I'll Forget Your Face,' her first proper single in seven years excluding soundtracks, on July 7.
Lee So-ra releases first proper single in 7 years

According to Herald Muse, Lee So-ra released the single 'I'll Forget Your Face (Summer Breeze)' on July 7. Excluding soundtracks, it is her first formal new song since 2019's 'Song Request,' with Jannabi's Choi Jung-hoon writing the track and Cho Kyu-chan handling vocal direction.

07Technology

Technology

Riding AI infrastructure demand, Samsung posted Q2 operating profit of 89.4 trillion won, a record that surpassed even Nvidia.
Samsung Q2 profit hits 89.4T won, tops Nvidia on HBM, AI memory

According to Money Today, Samsung reported record Q2 results on July 7 of 171 trillion won in revenue and 89.4 trillion won in operating profit. Hankook Ilbo noted that operating profit exceeded Nvidia's recent quarterly $53.5 billion, driven by demand for AI-infrastructure HBM and memory.

09Crypto

Crypto

Bitcoin rebounded to $63,512 and Ethereum rose to $1,786 as the crypto market turned broadly higher.
Bitcoin rebounds to $63,512, Ethereum up to $1,786

According to TokenPost, as of 12:07 a.m. on the 8th, Bitcoin traded at $63,512, up 2.29%, and Ethereum rose 1.90% to $1,786. Total market cap stood at about $2.1916 trillion, and Bitcoin dominance was 58.12%.

11Culture

Culture

'Pupil,' a thriller in which Shin Min-a plays a dual role, topped the box office, passing 880,000 cumulative admissions.
Shin Min-a's 'Pupil' tops box office, past 880,000 admissions

According to Sports Kyunghyang, the film 'Pupil' drew 43,650 viewers on the 6th to top the box office. Cumulative admissions reached 886,348, with 'Toy Story 5' second and 'Swarm' third. Shin Min-a plays a dual role as Seo-jin, who is losing her sight, and her twin Seo-in in the suspense thriller.

13Politics & Diplomacy

Politics & Diplomacy

As the parties clashed over the revised Network Act, Ukraine struck Moscow with 430+ drones, escalating geopolitical tensions.
'Fake news law' day one: ruling 'defense wall' vs opposition 'gag law'

According to Financial News, the revised Information and Communications Network Act took effect July 7, prompting a clash between the parties. The ruling party framed it as a defense wall protecting public discourse from disinformation, while the opposition attacked it as a 'gag law' infringing on free expression.

Ukraine strikes Moscow with 430+ drones, largest in two years

According to The Moscow Times, Ukraine launched an overnight assault on Moscow with more than 430 drones. Moscow's mayor called it the largest such attack in two years, and Zelensky signaled more strikes, ahead of this week's NATO summit in Ankara.

14Energy

Energy

Oil surged after news the US will revoke Iran's oil sales license, sending Brent crude above $76 a barrel.
US to revoke Iran oil license, Brent crude jumps 5% to $76

According to TheStreet, oil prices surged July 7 after a US official told CNBC the Treasury is revoking the license permitting Iranian oil sales. Brent futures rose more than 5% above $76 a barrel and WTI also climbed more than 5% above $72, as supply-cut concerns lifted prices.

17Conspiracy Watch

Conspiracy Watch

On the fake news law's first day, vague standards for judging manipulated content raised fears of over-deletion and a chilling effect.
Fake news law day-one dilemma, vague standards raise chilling fears

According to ZDNet Korea, while a mechanism for up to 5x damages is now in place, the standard for judging manipulated information is vague, raising concerns platforms may 'delete first.' Experts said clear guidelines and a transparent appeals process are needed.

⌚ Watch ahead

Looking ahead

What to watch ahead

  • Whether KOSPI rebounds on the 8th after the circuit breaker, and foreign flows
  • Whether the US chip-stock sell-off continues and Micron's earnings impact
  • Fallout for oil prices and inflation from the US revoking Iran's oil license
  • Escalation of Ukraine-Russia mutual drone strikes and the Ankara NATO summit
  • SK Hynix's Nasdaq ADR debut on the 10th and the amount raised
  • First application/deletion cases under the revised Network Act and platform responses
  • World Cup quarterfinal bracket and Argentina's next opponent
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