August 12 Closing Bell: KOSPI Lifted by Samsung and SK hynix, Reasons to Raise Cash Instead of Chasing

[August 12th Closing Market Conditions] KOSPI pulled up by Samjeon-Nix… The reason to increase cash holdings rather than chasing buys now | Hong Seonae, Lee Gwonhui, Jang Woojin [Closing Bell Live]
Watch on YouTube ↗  |  August 12, 2026 at 08:31  |  1:11:35  |  3PRO TV (삼프로TV)
Speakers
Lee Kwon-hee — CEO, Economist
Jang Woo-jin — Writer

Summary

The Korean market rallied sharply led by Samsung Electronics and SK hynix on heavy foreign buying, driven by reports that Temasek is investing in Korean chips. While speakers acknowledged the positive catalysts, they stressed caution due to geopolitical risks, rising oil prices, and upcoming CPI data. They recommended taking profits in overbought sectors like cosmetics, raising cash, and selectively looking at under-owned areas like telecom equipment and AI server builders.

  • KOSPI surged 3.68% on strong foreign institutional buying of Samsung Electronics (+6%) and SK hynix (+5%).
  • Report that Singapore's Temasek plans to invest in Samsung and SK hynix boosted sentiment, suggesting long-term institutional confidence.
  • Lee Kwon-hee observed new foreign money entering, while existing foreign futures positions may limit short-term upside.
  • AI infrastructure demand remains solid – positive neocloud earnings point to continued server and substrate spending.
  • Jang Woo-jin warned about Nvidia's GPU-backed ABS financing as a future systemic risk akin to 2008 MBS.
  • Cosmetics stocks are extended; Lee Kwon-hee advised reducing positions and rotating to less crowded sectors like telecom equipment.
  • Upcoming US CPI and options expiry will likely cause volatility; speakers advised holding cash rather than chasing the rally.
Ideas
Lee Kwon-hee CEO, Economist 9:44
AI server infrastructure demand remains strong
Neocloud companies like CoreWeave are proving they can generate real revenue, which signals AI demand is real and not a bubble. Data center rental rates are surging and server builders Super Micro and Dell are benefiting from continued AI infrastructure spending, making the whole sector attractive.
Lee Kwon-hee CEO, Economist 22:22
Samsung Electronics poised to outperform SK hynix
Samsung Electronics is becoming more attractive than SK hynix. Market expectations for HBM4 market share leadership are rising, and Samsung’s free cash flow supports a potential dividend yield above 10%. Combined with the Temasek news, a relative outperformance trade in Samsung seems well supported.
Lee Kwon-hee CEO, Economist 23:38
Substrate and PCB stocks benefit from AI
AI-driven demand for semiconductor substrates is accelerating. Samsung Electro-Mechanics, Murata, Ibiden and Doosan (CCL) are all seeing strong demand and improving fundamentals. Samsung Electro-Mechanics in particular saw an initial retail-buying rebound and now foreign institutional buying, pointing to further upside.
Lee Kwon-hee CEO, Economist 26:00
Samsung SDI sell-off was a misunderstanding
Samsung SDI plunged after news it terminated a contract with GM, but that was a complete misunderstanding. The contract termination is actually positive for Samsung SDI. The analyst report titled 'Perfect Misunderstanding' clarified the event, and the stock recovered strongly the next day.
AI circular financing risk warrants monitoring
Nvidia’s financing model — using GPUs as collateral for loans and repackaging into ABS — echoes the pre-2008 mortgage-backed securities structure. While the AI cycle is still healthy and this is not an immediate threat, if AI capex slows or demand falters, a chain-reaction collapse could occur. This is a long-term structural risk worth monitoring.
Lee Kwon-hee CEO, Economist 45:22
Cosmetics stocks overbought, reduce positions
Korean cosmetics stocks have surged on strong earnings (Silicon2, Cosmecca Korea, APR, Kolmar Korea, Dalba Global). However, the rally has made entry burdensome. Better to take profits and reduce exposure because a rotation or pullback is likely.
Lee Kwon-hee CEO, Economist 46:36
Telecom equipment sector undervalued with catalyst
Korean telecom equipment sector (KMW, RFHIC, Solid) still trades near lows and has been overlooked. US 5G deployment and spectrum auctions provide a clear catalyst. The sector appears relatively less overbought and may have more room to run.
Lee Kwon-hee CEO, Economist 48:58
NHN extended, avoid new longs
NHN has been re-rated as a neocloud play and its valuation is still reasonable (around 15x forward P/E). However, after two days of sharp gains and long upper shadows, the risk-reward is poor for new buyers. Holders should consider taking profits.
Temasek entry bullish for Korean semiconductor stocks
Temasek is reportedly set to invest in Samsung Electronics and SK hynix. The Singapore sovereign fund is known for aggressive, long-term stock picking and its entry signals confidence in Korean semiconductors. This could attract additional foreign inflows and support the sector.
Up Next

This 3PRO TV (삼프로TV) video, published August 12, 2026, features Lee Kwon-hee, Jang Woo-jin discussing SMCI, DELL, 005930.KS, 009150.KS, 000150.KS, 006400.KS, NVDA, 257720.KQ, 278470.KS, 241710.KQ, 161890.KS, 363280.KS, 032500.KQ, 218410.KQ, 050890.KQ, 181710.KS, 000660.KS. 9 trade ideas extracted by AI with direction and confidence scoring.

Speakers: Lee Kwon-hee, Jang Woo-jin  · Tickers: SMCI, DELL, 005930.KS, 009150.KS, 000150.KS, 006400.KS, NVDA, 257720.KQ, 278470.KS, 241710.KQ, 161890.KS, 363280.KS, 032500.KQ, 218410.KQ, 050890.KQ, 181710.KS, 000660.KS