Key Takeaways
- • JPMorgan raises KOSPI bull case target to 10,000, representing significant upside from current levels, driven by expectations of a sustained memory chip supercycle fueled by AI demand across major cloud operators.
- • Memory chip prices surging 200–300% year-over-year (NAND and DRAM respectively), with supply constraints deepening as AI infrastructure investment by hyperscalers continues to expand globally.
- • JPMorgan upgraded South Korea's 2026 GDP growth forecast to 3.0% from 2.2%, reflecting confidence that semiconductor-led earnings growth will drive macroeconomic expansion and equity market appreciation.
- • Goldman Sachs independently raised KOSPI target to 9,000 (from 8,500 previously) and rates Korean equities as Asia's "top market," citing limited valuation pressure despite recent strong momentum and sustainable earnings visibility in memory manufacturing.
- • Semiconductor earnings sustainability enhanced by AI agent proliferation and long-term supply contracts, positioning South Korean chipmakers (Samsung, SK Hynix) as strategic beneficiaries of the multi-year AI capex cycle.
Summary
The primary catalyst underlying these revisions is the structural supply-demand imbalance in DRAM and NAND flash memory. According to JPMorgan Asset Management's 1Q26 earnings analysis, memory prices have surged approximately 300% year-over-year for DRAM and 200% for NAND, driven by exponential increases in AI demand from major cloud corporations. This pricing environment has created a favorable earnings environment for South Korea's dominant memory manufacturers—particularly Samsung and SK Hynix—with visibility extending well beyond typical cyclical patterns. Goldman Sachs, in a report dated May 6, 2026, emphasized that "the market has not fully reflected the sustainability of earnings in the memory chip sector," suggesting further upside potential as investors gradually incorporate multi-year demand visibility into valuations.
Complementing equity market optimism, JPMorgan simultaneously raised its macroeconomic growth forecast for South Korea to 3.0% in 2026, up from 2.2%, reflecting expectations that semiconductor-led profit growth will translate into broader economic expansion. Goldman Sachs has independently raised its KOSPI target to 9,000 and designated Korean stocks as Asia's top-ranked market, noting that "despite the recent surge, valuation pressure is relatively limited"—a critical observation for investors concerned about excessive froth. Both banks cite the structural durability of the cycle, citing the proliferation of AI agents and expansion of long-term supply commitments as factors enhancing earnings stability beyond typical semiconductor cyclicality.
The convergence of independent bull cases from JPMorgan (10,000 target) and Goldman Sachs (9,000 target), coupled with upgrades from Citigroup (8,500 target), reflects institutional consensus that South Korea's technology and semiconductor-heavy economy is positioned as a primary beneficiary of the multi-year artificial intelligence infrastructure buildout. Hardware and semiconductors are now viewed as the key profit drivers for Korean corporations through the medium term, justifying the elevated equity positioning across the institutional investor base.
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