August 4th Closing Market Review: The market where you only needed to buy Samsung Electronics and SK Hynix is over... Portfolio strategy to determine second-half profits

[August 4th Closing Market Review] The market where you only needed to buy Samjeonnix is over... Portfolio strategy to determine second-half profits | Hong Seonae, Lee Gwonhui, Kim Jangyeol [Closing Bell Live]
Watch on YouTube ↗  |  August 04, 2026 at 08:36  |  1:11:48  |  3PRO TV (삼프로TV)
Speakers
Kim Jang-yeol — Reporter, The Bell
Lee Kwon-hee — CEO, Economist

Summary

The August 4th market saw KOSPI up 1.6% and KOSDAQ surging 5.8%, with a rotation away from the previously dominant Samsung Electronics/SK Hynix trade into diversified sectors. Defense, biotech, nuclear/construction, power equipment, and Naver led the rally. Experts stressed that the easy 'buy only semiconductors' era is over, requiring a more nuanced portfolio approach in a complex, multi-polar market.

  • KOSDAQ surged 5.8% as bargain hunting and sector rotation broadened market participation.
  • Semiconductors saw near-term rotation but strong memory demand and hyperscaler capex remain supportive for Samsung Electronics and SK Hynix.
  • Naver jumped on a neo-cloud re-rating following its AI infrastructure JV announcement.
  • Defense stocks (Hanwha Aerospace, LIG Nex1, KAI) rallied on earnings beats, cheap valuations, and new export order catalysts.
  • Power equipment and nuclear/construction gained on climate crisis, grid upgrades, and potential policy-driven investment.
  • Biotech stocks rebounded on a new 1 trillion won government fund for Phase 3 clinical trials.
  • The market environment has become more difficult, requiring portfolio diversification and active rebalancing.
  • Foreign futures selling added near-term headwinds for large-cap semiconductors, making the 'buy the dip' strategy less reliable.
Ideas
Lee Kwon-hee CEO, Economist 7:50
Phase 3 support fund drives biotech.
The government is launching a 1 trillion won fund specifically for Phase 3 clinical trials, a massive increase from the previous ~300bn won level, easing funding barriers for small biotech firms. This, combined with US biotech indices rallying since June while Korean biotech stocks kept falling, creates a catch-up opportunity. Companies like Voronoi (lung cancer Phase 3) and DND Pharmatech are prime beneficiaries, with Voronoi surging 19% on the news.
Kim Jang-yeol Reporter, The Bell 10:06
Memory demand sold out, capex strong.
Digitimes reported that next year's entire annual memory supply is already pre-sold, with price negotiations expected to conclude by the end of August. Hyperscalers (Amazon, Microsoft, Alphabet, Meta, Oracle) have issued corporate bonds at 2.6x last year's pace, signaling massive capex investment. Despite near-term rotation out of semiconductors, demand fundamentals remain robust and the long-term uptrend for memory is intact.
Kim Jang-yeol Reporter, The Bell 16:55
Defense orders and cheap 20x P/E.
LIG Nex1 is forming a joint venture with Germany's Rheinmetall and continues to win orders in Southeast Asia and the Middle East. Unconfirmed earnings reports suggest a 10-15% beat. After stalling, the stock has corrected to around 20x P/E, making it an attractive value within the defense sector that has historically traded at 30-35x.
Lee Kwon-hee CEO, Economist 17:35
FA-50 and KF-21 orders ahead.
Korea Aerospace Industries has multiple near-term catalysts: additional maintenance contracts, imminent FA-50 light attack aircraft export orders, and the Air Force accepting KF-21 production units in the second half. These tangible events should support further stock upside.
Lee Kwon-hee CEO, Economist 18:05
Naver re-rated as AI neo-cloud.
Naver jumped because the market is beginning to re-rate it as a neo-cloud platform, similar to CoreWeave and Nebius (which rallied 19% and 11% respectively). Naver's recent JV announcement with an asset manager for a $10 billion AI infrastructure investment reinforces its cloud pivot. Foreign investors have been net buyers since July 29, and the stock is now decoupling from general software peers like Kakao.
Kim Jang-yeol Reporter, The Bell 19:56
Samsung SDS AI integration play.
Samsung SDS is positioning itself as an AI optimization and integration platform similar to Palantir, partnering with three major global AI models to build tailored enterprise solutions. This software play is underappreciated and could benefit from the wave of enterprise AI adoption.
Lee Kwon-hee CEO, Economist 23:47
Strong earnings and target upgrade.
Samyang Foods is improving factory efficiency at its Miryang plant, driving strong Q2 operating profit estimates of 177.6bn won, in line with guidance. A new analyst report set a target price of 1.8m won, implying significant upside from the current 1.2m won level, and the stock is rebounding as earnings growth solidifies.
Kim Jang-yeol Reporter, The Bell 29:23
Nuclear and construction policy catalyst.
Nuclear power and construction stocks rallied on expectations of government measures to boost housing supply and potential accelerated US investment in Korean nuclear projects. Coordinated US-Japan FX easing could facilitate foreign capital inflows into Korean nuclear and construction. Names like Doosan Enerbility, Hyundai E&C, and DL E&C benefit from both nuclear order backlogs and construction policy support, with Doosan oversold despite a record order backlog in gas turbines and nuclear.
Kim Jang-yeol Reporter, The Bell 33:56
Cheap 20x multiple, strong earnings momentum.
Hanwha Aerospace's Q2 earnings beat estimates by 37% thanks to strong subsidiaries and high defense margins. The non-Poland order pipeline (Egypt, Australia, Middle East) is building. After a deep correction, the stock trades at only 20x 2024 P/E, which is cheap historically. Even a conservative 30x 2024 multiple suggests fair value around 130-140k won, providing upside from the current ~100k level.
Lee Kwon-hee CEO, Economist 48:35
Heatwave drives power equipment demand.
Extreme global heatwaves are forcing rapid expansion and upgrade of power infrastructure, especially in Europe where air conditioning adoption is becoming a bipartisan priority, adding to already booming AI data center demand. The aging US grid also requires replacement. Korean power equipment makers (Hyosung Heavy, Hyundai Electric, Daehan Cable) and renewable/new energy names (OCI, SK Eternix) are direct beneficiaries of this structural power investment cycle, and many stocks have already corrected significantly.
Up Next

This 3PRO TV (삼프로TV) video, published August 04, 2026, features Lee Kwon-hee, Kim Jang-yeol discussing 310210.KQ, 347700.KQ, 005930.KS, 000660.KS, 079550.KS, 047810.KS, 035420.KS, 018260.KS, 003230.KS, 034020.KS, 000720.KS, 375500.KS, 012450.KS, 298040.KS, 267260.KS, 001440.KS, 010060.KS, 034730.KS. 10 trade ideas extracted by AI with direction and confidence scoring.

Speakers: Lee Kwon-hee, Kim Jang-yeol  · Tickers: 310210.KQ, 347700.KQ, 005930.KS, 000660.KS, 079550.KS, 047810.KS, 035420.KS, 018260.KS, 003230.KS, 034020.KS, 000720.KS, 375500.KS, 012450.KS, 298040.KS, 267260.KS, 001440.KS, 010060.KS, 034730.KS