Calls
75
#1086
Alpha Score 0.6
Lee Jae-kyu
PB Deputy Manager, SK Securities
Win Rate
18.7%
return
-20.7%
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Ticker
Side
Mentions
First Call
Call Price
P&L
Thesis
Theme
Source
Long
May 04
$1601000.00
-1.5%
Korean memory semiconductor stocks (Samsung Electronics and SK Hynix) are deeply undervalued relative to their soaring earnings driven by AI capex, and foreign inflows support further upside. The speaker remains long-term bullish and advises buying on dips, though he acknowledges near-term overextension for SK Hynix.
AI Memory
Long
May 04
$266000.00
-9.8%
Korean memory semiconductor stocks (Samsung Electronics and SK Hynix) are deeply undervalued relative to their soaring earnings driven by AI capex, and foreign inflows support further upside. The speaker remains long-term bullish and advises buying on dips, though he acknowledges near-term overextension for SK Hynix.
AI Memory
Long
May 07
$181.50
-7.1%
The Korean stock market (KOSPI) is likely to continue its upward trend based on forward PER valuation (11x-10x supporting 8,000+) and improving macro stability. Investors should maintain equity exposure and expect further upside.
Equity Indexes
Long
May 07
$689000.00
-30.4%
HD Hyundai Heavy Industries is poised for an earnings turnaround as low-margin orders from 2022-2023 are mostly flushed out and high-margin orders start reflecting from Q2. Additional catalysts include LNG/naval orders and AI data center generator demand.
Shipbuilding
Long
Jul 03
$183000.00
+0.2%
Within the biotech sector, companies with solid earnings such as Samsung Biologics and Celltrion are resilient. Samsung Biologics held up well during the market decline, showing relative strength, and these are the preferred picks for biotech exposure.
Pharma & Biotech
Long
May 21
$597000.00
-33.9%
The secondary battery sector, led by LG Energy Solution and Samsung SDI, has likely bottomed as EV demand stabilizes and ESS revenue (especially from US factories) is ramping up. AI data center ESS demand adds further support, suggesting a rebound in the second half.
Batteries & Storage
Long
Jul 03
$1418000.00
+1.7%
Within the biotech sector, companies with solid earnings such as Samsung Biologics and Celltrion are resilient. Samsung Biologics held up well during the market decline, showing relative strength, and these are the preferred picks for biotech exposure.
Pharma & Biotech
Long
May 26
$133500.00
-34.8%
Hanwha Ocean has higher exposure to naval defense than other Korean shipbuilders. A Canadian naval order and broader defense spending (especially US allowing foreign shipbuilding) provide catalysts. Shipbuilding earnings are improving with higher order books and favorable currency.
Shipbuilding
Long
Jun 04
$271000.00
-19.0%
Samsung SDS also dropped sharply; similar to LG Electronics, the selloff may be overdone; consider buying on weakness given the Jensen visit related expectations.
AI Software
Long
May 14
$385000.00
-17.5%
Alteogen (196170.KQ) showed a strong move today despite the news not being exceptionally positive, indicating a possible sentiment shift toward biotech. The speaker suggests adding a small position of 15-20%.
Pharma & Biotech
Long
Jun 11
$25300.00
-17.4%
Shipbuilding stocks are attractive on valuation (PBR around 4x) compared to power equipment (11x) and have strong earnings visibility. With global fleet renewal and high order backlogs, the sector offers a better risk/reward. The speaker allocates 15% to shipbuilding in his portfolio and expects further gains.
Shipbuilding
Long
May 14
$211500.00
+7.1%
Stocks that have been left behind, such as entertainment (SM, HYBE), internet (NAVER, Kakao), and other low-PBR sectors, are at the bottom of their PBR bands and are likely to see a short-term bounce over 1-2 months. This is a contrarian play on rotation from overbought sectors.
Internet Platforms
Long
Jun 19
$51200.00
-10.3%
Within biotech, DND Pharmatech is showing strong relative performance and could become the sector leader. Hanall Biopharma, listed on KOSPI, is already forming a proper uptrend. Watching these early leaders makes sense in a market where only the strongest stocks are working.
Pharma & Biotech
Long
May 28
$1831000.00
-35.3%
IT component shortages (MLCC, substrates) are emerging with AI data center buildouts, benefiting Samsung Electro-Mechanics and LG Innotek. This is reminiscent of the 2012 smartphone boom. High-spec requirements for AI chips drive demand for advanced MLCC and glass substrates, supporting price momentum.
AI Hardware
Long
May 11
$643000.00
-39.0%
Hyundai Motor Group (Hyundai Motor and Kia) has strong hybrid vehicle sales in the US, improving profitability mix, and a cash cow business. Additionally, its robotics ventures add valuation potential. The stock is near previous highs and likely to break out.
Autos & EV
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Lee Jae-kyu has 75 trade ideas tracked on Buzzberg across 75 tickers since May 2026. Win rate 19% across 75 evaluated calls, average return -20.7%. Ranked #1086 on the Buzzberg Alpha leaderboard. Most covered: 000660.KS, 005930.KS, EWY.
