Buzzberg Cup Live
#648 Alpha Score 31.4

Lee Jae-chan

Deputy Manager
· tracked since May 2026
648
BUZZBERG Alpha Score combines three things: realized average return, confidence in the sample size, idea volume, and speaker reputation. Speakers with only a few calls are pulled closer to the platform average; speakers with many evaluated ideas keep more of their own return. Reputation only boosts: 5.0 or lower is neutral, while scores above 5 add weight. Scores are normalized to 0-100; 100 is best. Read the FAQ
Alpha Score 31.4
Calls
8
Win Rate
25.0%
return
-4.0%
Calls 8 5 Posts tracked · 0.1/day
Calls
7d 5
30d 6
90d 8
Best Calls
SMH long +6.3%
214450.KQ long +4.6%
Worst Calls
STRL long -21.7%
267260.KS long -5.5%
005930.KS long -5.2%
Most Mentioned
010120.KS ×2
STRL ×2
267260.KS ×2
Recent Calls
298000.KS long 5 days ago
298040.KS long 5 days ago
010120.KS long 5 days ago
Win Rate 25% Long 8 Short 0
Win Rate
7d 67%
30d 100%
90d
Average Return -4.0% Long Return -4.0% Short Return -
Average Return
7d +2.9%
30d +8.0%
90d
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Result
Result
Sort
Theme Stance
Ticker
Side
Mentions
Opened
Entry
P&L
Thesis
Theme
Source
Long
Jul 07
$210000.00
-3.6%
LS Electric top pick in power equipment
LS Electric is the market leader in power distribution panels with unique smart grid capabilities; its recent contract from Blue Energy provides a strong reference and validation, making it the market's favorite transformer play despite its already premium valuation.
Grid Equipment
Long
Jul 07
$901000.00
-5.5%
Hyundai Electric guidance upgrade signals re-rating
Hyundai Electric benefits from the global transformer shortage and AI-driven electricity demand; its notoriously conservative guidance was just raised dramatically from $4.2B to $6.1B, and historical similar upgrades led to a strong stock re-rating and vertical rally, making it a timely long.
Grid Equipment
Long
Jun 16
$875.39
-21.7%
Data center builder with workforce edge
The next major AI supply-chain bottleneck is data center construction and skilled labor. In the US, Sterling Infrastructure is uniquely positioned because it is the only company that has successfully internalized its construction workforce, while 40% of the construction labor pool is expected to retire by 2031. Its data center contracts are structured so that hyperscalers buy materials directly, and savings from accelerated schedules or reduced material use are split 70-30 with the builder, creating powerful profit momentum. This gives Sterling an exceptional edge as the data center buildout accelerates.
Construction & Infrastructure
Long
Jul 07
$2272000.00
-4.0%
Korean memory stocks deeply undervalued vs TSMC
Samsung Electronics and SK hynix are drastically undervalued compared to TSMC (Samsung P/E 5.2x, SK hynix ~6x vs. TSMC 30x), while earnings momentum is exceptionally strong and Samsung's foundry has just turned profitable with yield improvements, warranting a significant re-rating even if they only receive a fraction of TSMC's multiple.
AI Memory
Long
Jul 07
$300500.00
-5.2%
Korean memory stocks deeply undervalued vs TSMC
Samsung Electronics and SK hynix are drastically undervalued compared to TSMC (Samsung P/E 5.2x, SK hynix ~6x vs. TSMC 30x), while earnings momentum is exceptionally strong and Samsung's foundry has just turned profitable with yield improvements, warranting a significant re-rating even if they only receive a fraction of TSMC's multiple.
Other
Long
Jul 07
$3002000.00
-2.6%
Hyosung Heavy cheap transformer shortage entry
Hyosung Heavy Industries trades at an attractive 15x forward P/E on 2028 earnings, excels in ultra-high voltage transformers that can carry five times more power, and is securing long-term agreements during the transformer shortage, offering a cheap entry point into the structural power equipment theme.
Grid Equipment
Long
May 26
$305500.00
+4.6%
Pharmaresearch rebound on cosmetics margin.
Pharmaresearch has a strong brand (Rejuran) but faced multiple compression due to competition from L&C Bio's new product. Improvement in its cosmetics division margins should drive a rebound in the stock.
Pharma & Biotech
Long
May 26
$576.32
+6.3%
Stay long AI semiconductor supply chain.
AI capex is not declining, AI monetization has not failed, and the market is still mid-cycle despite oil and rate headwinds. Investors should focus on AI infrastructure including DRAM, nuclear power, and solar power.
Thematic ETFs
Showing 8 of 8 picks ยท sorted by mentions

Lee Jae-chan has 8 trade ideas tracked on Buzzberg across 8 tickers since May 2026. Ranked #648 on the Buzzberg Alpha leaderboard. Most covered: 010120.KS, STRL, 267260.KS.