KOSPI -0.55%, KOSDAQ +0.61% — KOSDAQ Holds, KOSPI Slips — Dongchun Korea Close 26/04/20

Hey, Dongchun here.

Here is how the Korean market closed today.

Today in 3 Lines
  • KOSPI fell 0.55% as foreigners dumped 2.2 trillion KRW in heavy selling
  • Iran reversed Hormuz reopening; risk-off reignited mid-session
  • Futures down 0.6%; SK Hynix earnings April 23 is the week's key catalyst

Previous post: Read it →

1. Korea Market Close

KOSPI closed at 6,196.92, down 34.13 points (-0.55%) on Monday April 20, breaking below the psychologically important 6,200 level. The index opened at 6,213.92 (+0.36%) and briefly surged to an intraday high near 6,228, before foreign selling pressure drove the index lower in afternoon trading. KOSDAQ bucked the trend, closing at 1,170.04, up 7.07 points (+0.61%), supported by domestic retail and institutional buying. The divergence between KOSPI and KOSDAQ suggests that foreign selling was concentrated in large-cap KOSPI names rather than the broader market. Today's close compares to the previous Friday (April 18) close of approximately 6,231, meaning the market gave back the week-end gains. The signal for tomorrow is cautious: a negative KOSPI close driven by 2.2 trillion KRW in foreign outflows, but KOSDAQ resilience suggests the underlying domestic trend remains intact.

IndexCloseChangeVolume
KOSPI6,196.92-0.55%Heavy foreign selling
KOSDAQ1,170.04+0.61%Domestic buying

2. Foreign Flow Analysis

Foreign investors net sold 2,194.5 billion KRW (-2.19T KRW) on KOSPI today — a significant outflow concentrated in large-cap names, with Samsung Electronics likely the primary target. Domestic institutions provided only minimal support at a net +40.7 billion KRW, essentially sitting on the sidelines. Retail investors absorbed the foreign selling with 1,742.4 billion KRW in net purchases, acting as the main buyer, but couldn't offset the institutional absence. On KOSDAQ, flows were far more balanced: retail +61.3B, institutions +5.4B, and foreigners only sold -42.7B KRW — showing foreigners are selectively retreating from large KOSPI names. The flow pattern implies foreign selling pressure may persist until the Iran situation clarifies or SK Hynix earnings (April 23) provide a positive catalyst. US overnight futures declining ~0.6% suggests another cautious open tomorrow.

InvestorNet FlowKey Stocks
Foreigners-2,194.5B KRWSamsung Electronics (est.), large-caps
Institutions+40.7B KRWMinimal participation
Retail+1,742.4B KRWAbsorbing foreign selling

3. Sector Breakdown

Semiconductors showed a split today: SK Hynix rose +1.86% on Q1 earnings anticipation (April 23 report, 40T KRW operating profit expected), while Samsung Electronics fell ~0.58% under foreign selling pressure. Secondary battery stocks were the day's standout with Samsung SDI surging +4.68%, reflecting a mean-reversion trade from oversold levels. Defense stocks held gains as Middle East tensions — Iran reversing Hormuz openness — kept the defense theme alive. The broad KOSPI weakness was primarily a foreign selling event in large caps rather than a fundamental shift, while KOSDAQ's +0.61% close confirms domestic investors remain constructive on mid-cap growth names.

SectorDirectionKey StockReason
Secondary Battery▲ StrongSamsung SDI +4.68%Oversold bounce, EV demand
HBM Semiconductors▲ StrongSK Hynix +1.86%Q1 earnings pre-positioning
Defense▲ StrongHanwha Aero (est.)Iran re-escalation
Samsung Semiconductor▼ WeakSamsung Elec. -0.58%Foreign selling target
Internet/Platform▽ MixedKakao, NAVERKOSDAQ positive but large-caps flat

4. Stocks on My Radar

BMNR (BitMine Immersion Technologies): Closed April 19 at $22.95 (+2.3% from $22.44 prior close). April 20 trading range $22.67–$24.11. Bitcoin mining infrastructure play; price closely tracks crypto sentiment. 52-week range: $3.20–$161.00 shows extreme volatility history.

NVO (Novo Nordisk): Last confirmed price $40.52 (April 18). Novo struck a deal with OpenAI for AI-driven drug discovery (April 14 news), which is a medium-term catalyst. Stock remains deeply discounted from its highs; near-term direction depends on clinical pipeline updates.

ZETA (Zeta Global): Traded in the $17.31–$17.95 range on April 20, opening near $17.71. AI-powered marketing data platform; holds ~$4.39B market cap at current levels.

ORCL (Oracle): Recent session gain of +4.27% on expanded Bloom Energy AI data center partnership. Oracle remains a core AI infrastructure beneficiary with strong cloud momentum.

SMR (NuScale Power): Approximately $12.65 (April 17). NuScale continues to land nuclear and industrial contracts; "SMR Stock Climbs As NuScale Lands Nuclear And Industrial Wins" (April 15). Projected April 20 range: $12.13–$13.17.

COIN (Coinbase): Trading in the $168–$185 range in mid-April 2026. Stock is testing a price floor per April 18 analysis. Q1 2026 earnings due May 7. Crypto market conditions are the primary driver.

LAES (SEALSQ): ~$2.75 range. Q1 2026 preliminary revenue ~$4.1M (+200% YoY). Swiss Armed Forces quantum security pilot success is a positive catalyst. Cantor Fitzgerald cut target from $7 to $4 citing cash burn; watch warrant overhang.

TickerPriceSession %Key Event
BMNR$22.95+2.3% (est.)Crypto sentiment play; range $22.67–$24.11
NVO$40.52-OpenAI AI drug discovery partnership
ZETA~$17.60-Range $17.31–$17.95; AI marketing platform
ORCLRising+4.27% (recent)Bloom Energy AI datacenter partnership
SMR~$12.65-Nuclear wins; range $12.13–$13.17
COIN~$175-Testing price floor; earnings May 7
LAES~$2.75-Swiss military quantum pilot; +200% rev. growth

5. Tomorrow's Korea Open

Nasdaq 100 futures are trading at 26,671 (-0.58%) and S&P 500 futures are down ~0.6% as of Monday afternoon — pointing to a gap-down open for KOSPI tomorrow (Tuesday, April 21) in the 6,160–6,180 range. The primary catalyst for today's US futures weakness is Iran reversing the Strait of Hormuz reopening after the US refused to lift port sanctions, reigniting geopolitical risk premium. There were no major semiconductor or AI after-hours earnings tonight; the key earnings events this week are Tesla (TSLA, April 22, EPS est. $0.30 vs. weak Q1 deliveries -14% YoY) and SK Hynix (April 23, est. 34.9T–40T KRW operating profit). VIX at 17.48 remains in the "stable" zone (below 20), signaling this is a tactical pullback, not systemic fear. Bull scenario for Tuesday: Iran diplomatic signals overnight + SK Hynix pre-positioning buying → KOSPI recovers to 6,210–6,230; semiconductors and defense lead. Bear scenario: Further Iran escalation or Tesla pre-announcement miss → KOSPI tests 6,140–6,160 support; foreigners extend selling. The single most important variable to watch before the Korea open is Iran-related headline flow from overnight US/Middle East news — a ceasefire signal would flip sentiment immediately. For new investors tracking Korean exposure, EWY (iShares MSCI South Korea ETF) and Samsung Electronics GDR are the cleanest barometers; EWY support is near the $65–67 range equivalent.

IndicatorLevelSignal
Nasdaq Futures26,671 (-0.58%)Bearish
S&P Futures~-0.6%Bearish
VIX17.48Stable (below 20)
Iran/HormuzRe-escalationRisk-off
SK Hynix EarningsApril 23 (40T KRW exp.)Bullish catalyst ahead

Base case: KOSPI opens slightly lower (-0.3–0.5%), finds support near 6,170–6,180, then consolidates ahead of Thursday's SK Hynix earnings. Semiconductors and defense names are likely to outperform the broader index given their respective catalysts.

Bottom line: KOSPI may gap down 0.3-0.5% on Tuesday open near 6,170-6,200, but SK Hynix Q1 earnings (April 23, 40T KRW expected) could limit downside and support semiconductor names.

That's the PM breakdown for April 20. Trade safe.

Sources

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