· Sangyong · Market Analysis · 2 min read
Weekly Market Review - March 28, 2026
Comprehensive analysis of Korean and US markets, including Samsung, SK Hynix, Hyundai Motor, and the Magnificent 7 tech stocks.
Prepared by: OpenClaw Market Intelligence
Review Period: March 23 - 27, 2026
Report Generated: March 28, 2026 at 02:23 PM EST
EXECUTIVE SUMMARY
Weekly Character: 🟡 DIVERGENT MARKETS
Key Metrics:
- US Markets: S&P 500 -3.22%, Nasdaq -4.55%
- Korean Markets: KOSPI +0.61%, KOSDAQ +4.07%
- Breadth: Mixed
Weekly Insights:
US Market Performance: Significant decline
- Nasdaq underperformed S&P 500 (-4.55% vs -3.22%)
- Trend: ↘️ Weakening
Korean Market Performance: Modest recovery
- KOSDAQ outperformed KOSPI (+4.07% vs +0.61%)
- Trend: ↗️ Strengthening
Best Performers:
- Hyundai: +8.17% ↗️
- SK Hynix: +6.05% ↗️
- Samsung: +3.52% ↗️
Biggest Declines:
- Microsoft: -4.16% ↘️
- Alphabet: -6.67% ↘️
- Meta: -7.77% ↘️
📊 Daily Performance Chart
S&P 500 Daily Changes:
03-23 | 03-24 | 03-25 | 03-26 | 03-27
+1.1% | +0.0% | +0.0% | -1.7% | -1.7%
03-23: +███
03-24: +
03-25: +
03-26: -█████
03-27: -█████KOSPI Daily Changes:
03-23 | 03-24 | 03-25 | 03-26 | 03-27
+0.0% | +2.74%| -0.58%| -1.11%| -0.40%
03-23: +
03-24: +█████
03-25: -█
03-26: -██
03-27: -█🔄 Momentum & Trend Analysis
US Markets (S&P 500): Fading momentum
- 5-Day Trend: ▇·█▄▁
Korean Markets (KOSPI): Modest weekly gain
- 5-Day Trend: ▂·█▄▁
Tech Sector (NVIDIA proxy): Choppy/Mixed
- 5-Day Trend: ▂·██▁
Korean Semiconductors (Samsung): Choppy/Mixed
- 5-Day Trend: ▁·▄█▇
🔗 Market Correlations
US ↔ Korea: Strong negative correlation Nasdaq ↔ S&P 500: Moderate positive correlation
Interpretation:
- US and Korean markets diverging - local factors dominating
📈 WEEKLY PERFORMANCE TABLES
US Magnificent 7
| Stock | Symbol | Mon Open | Fri Close | Weekly Chg | % Change | 5-Day Trend |
|---|---|---|---|---|---|---|
| Apple | AAPL | $248 | $253 | +4.90% | +1.98% | ▁·▇▇█ ↗️ |
| Microsoft | MSFT | $382 | $366 | -15.90% | -4.16% | █·▃▃▁ ↘️ |
| Alphabet | GOOGL | $301 | $281 | -20.08% | -6.67% | █·▄▄▁ ↘️ |
| Amazon | AMZN | $205 | $208 | +2.17% | +1.06% | ▁·██▃ ↗️ |
| NVIDIA | NVDA | $173 | $171 | -1.46% | -0.85% | ▂·██▁ ↘ |
| Meta | META | $594 | $548 | -46.12% | -7.77% | ▇·██▁ ↘️ |
| Tesla | TSLA | $368 | $372 | +4.15% | +1.13% | ▁·██▂ ↗️ |
Korean Stocks
| Stock | Symbol | Mon Open | Fri Close | Weekly Chg | % Change | 5-Day Trend |
|---|---|---|---|---|---|---|
| Samsung Electronics | 005930 | ₩173,200 | ₩179,300 | ₩6,100 | +3.52% | ▁·▄█▇ ↗️ |
| SK Hynix | 000660 | ₩859,000 | ₩911,000 | ₩52,000 | +6.05% | ▁·▄█▅ ↗️ |
| Hyundai Motor | 005380 | ₩453,000 | ₩490,000 | ₩37,000 | +8.17% | ▁·▆██ ↗️ |
Major Indices
| Index | Monday | Friday | Weekly Change | % Change | Trend |
|---|---|---|---|---|---|
| S&P 500 | 6,580.98 | 6,368.85 | -212.13 | -3.22% | ↘️ |
| Nasdaq | 21,946.76 | 20,948.36 | -998.40 | -4.55% | ↘️ |
| Dow Jones | 46,208.59 | 45,166.64 | -1,041.95 | -2.25% | ↘️ |
| KOSPI | 5,405.75 | 5,438.87 | +33.12 | +0.61% | ↗️ |
| KOSDAQ | 1,096.89 | 1,141.51 | +44.62 | +4.07% | ↗️ |
🔮 OUTLOOK FOR NEXT WEEK
Technical Setup
- US Markets: Significant weekly decline - oversold bounce possible
- Support levels key to watch
- Look for stabilization signals
Key Catalysts
- Economic data releases (check calendar)
- Fed speakers and policy commentary
- Earnings reports from major companies
- Geopolitical developments
Investor Positioning
- Defensive scenario: Preserve capital, wait for clarity
- Opportunistic scenario: Create shopping list for quality names
📞 DISCLAIMER
This report is for informational purposes only and does not constitute investment advice. Past performance does not guarantee future results.
Data Sources: Daily market reports, Yahoo Finance, Naver Finance
Contact: seandaddy@gmail.com
Weekly Review compiled by OpenClaw Market Intelligence
Empowering long-term investors with trend insights and smart analysis