May Recap: Nasdaq New Highs, Will Global Frenzy Carry into June?

US stocks climbed steadily through May and closed the month at fresh record highs. $S&P 500(.SPX)$ finished +5.15%, closing at 7,580 (intraday high 7,599); $NASDAQ(.IXIC)$finished +8.36%, closing at 26,972 (high 27,095); and $NASDAQ 100(NDX)$crossed 30,000 for the first time, closing at 30,333. AI/tech led again. $NVIDIA(NVDA)$ kept sliding after its earnings; Trump's China visit and policy moves sparked a policy-driven rally; and the looming Fed chair transition is set to weigh heavily on the months ahead.

S&P at record highs, but extremely divided underneath

The S&P hit new highs but only 4% (21 names) made new highs alongside it. Meanwhile 222 stocks are down more than 20% from their highs, and 109 are down more than 40%. BofA's Bull & Bear Indicator spiked to 8.5, entering extreme-bullish territory and triggering a strong contrarian "sell" signal. Money is pouring into high-yield (HY) and emerging-market (EM) debt, with global equity breadth approaching overbought. The new highs are being carried by a handful of leaders.

But beyond US stocks, there's one market we've been overlooking: South Korea has 51 million people, but 100 million brokerage accounts.

Global frenzy is spreading to $CSOP SK Hynix Daily (2x) Leveraged Product(07709)$ and $CSOP Samsung Electronics Daily (2x) Leveraged Product(07747)$

The most surreal scene in global markets is in Korea. A population of 51 million holds 100 million brokerage accounts — two per person. Per Toss Securities, new accounts opened by under-18s in Q1 2026 jumped nearly 10x YoY. At a Gangnam department store in Seoul, the staff bathroom stalls have lately been full at 3:30pm — employees checking their stock apps before the close.

$Samsung$ and $SK Hynix$ together make up nearly 50% of KOSPI's market cap — the memory duo single-handedly decides the index. This is a global compute-anxiety frenzy lit by NVIDIA and led by Korea's memory champions — and of course, our own $MU$. US investors can play it via Korea ETFs: the most liquid are $iShares MSCI South Korea ETF(EWY)$, $Franklin FTSE South Korea ETF(FLKR)$, $Direxion Daily MSCI South Korea Bull 3x Shares(KORU)$.

NVIDIA's biggest quarter ever — and the market still wanted more

Q1 revenue: $81.6B (+85% YoY), data center $75.2B, of which networking was up +199% YoY — Huang isn't just selling shovels, he's selling the entire "nervous system" of the data center. Q2 guidance: $91B, explicitly excluding China. Rubin goes into production H2 2026 — the refresh cycle shifts from two years to one. New $80B buyback; dividend raised from $0.01 to $0.25. A monster print — yet the stock slipped after hours. "Sell the news," or just short-term digestion?

Did you beat the index in May?

Nasdaq +8% in May, but only 4% of stocks made new highs. A healthy bull, or a few leaders propping up a hollow top?

Global retail frenzy — mid-bull, or a top signal?

Which direction do you favor for June: the AI PC catalyst, the space economy, or the memory/HBM super-cycle?

Leave your comments to win tiger coins~

# May Recap: Nasdaq New Highs, Will Global Frenzy Carry into June?

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  • koolgal
    ·05:47
    TOP
    🌟🌟🌟If I had followed the "Sell in May and Go Away", I would have missed out on the incredible rally in May with new highs in the S&P500, the Nasdaq and the Dow.

    The big underlying catalysts include:

    Optimism surrounding a potential US Iran ceasefire extension & the memory stocks skyrocketing to the moon.

    Backed by these 2 catalysts, S&P500 scored its 9th consecutive weekly advance - cementing May as one of the single strongest growth months of the entire trading year.

    Fortunately for me, I continue to stay invested and saw my index ETFs like $SPDR Portfolio S&P 500 ETF(SPYM)$ blasted to fresh record shattering all time highs in May.

    SPYM is a mini version of $SPDR S&P 500 ETF Trust(SPY)$ as it also tracks the S&P500 index with the tiniest expense ratio of 0.02%, perfect for long term investors like me.

    Investing can be so simple with SPYM as it does the heavy lifting for me without the angst of individual stock risks.

    @Tiger_comments @TigerStars @Tiger_SG

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    • koolgalReplying toShyon
      Happy Vesak Day ⛩️⛩️⛩️🏖️🏖️🏖️
      09:08
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    • koolgalReplying toShyon
      Appreciate your support 🥰🥰🥰
      09:07
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    • koolgalReplying toShyon
      Thanks 😍😍😍
      09:07
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  • Shyon
    ·04:05
    TOP
    May was a great month for the market, but the rally looks increasingly concentrated. While the $NASDAQ(.IXIC)$ gained over 8%, only a small percentage of stocks made new highs. I'm staying selective and focusing on companies with strong earnings and AI exposure rather than chasing momentum.

    The retail frenzy in South Korea is remarkable, but I believe the memory story is backed by real fundamentals. $CSOP SK Hynix Daily (2x) Leveraged Product(07709)$ $CSOP Samsung Electronics Daily (2x) Leveraged Product(07747)$ , and $Micron Technology(MU)$ remain key beneficiaries of rising AI infrastructure spending and growing demand for HBM.

    For June, I favor the memory and HBM super-cycle. NVIDIA's results continue to show strong AI demand, and memory remains one of the most important components powering the next wave of AI growth. Any pullback in quality AI names would be an opportunity for me to accumulate more shares.

    @TigerStars @TigerClub @WallStreet_Tiger @Tiger_comments

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  • Alubin
    ·10:05
    Nope I did not beat the index as I’m buying the index etf. The current situation is why I chose so, as I’m am unsure where the market is going, be it overheating or just a healthy increase trend
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  • The memory/HBM super-cycle is the strongest direction. Its structural undersupply and direct role as the primary bottleneck in artificial intelligence provide a highly visible foundation for ongoing growth.
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  • The Space EconomyThe Fundamental Reality: The space sector is transitioning from speculative growth to a foundational, sovereign-backed, and defense-oriented asset class.Immediate Catalysts: While 2026 is seeing record revenue backs and continued growth, the theme remains a long-term infrastructure and M&A story rather than a near-term explosive retail catalyst.
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  • The Memory/HBM Super-Cycle (Top Pick)The Fundamental Reality: The memory industry has pivoted to a value-over-volume model, with advanced node capacity heavily booked for AI. This has upended traditional cyclicality, resulting in record structural shortages and booming margins for leading manufacturers.Immediate Catalysts: With HBM and DDR5 production completely allocated, price spikes for standard DRAM and NAND are creating positive spillover effects for legacy and diversified memory firms
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  • The Memory/HBM Super-Cycle (Top Pick)The Fundamental Reality: The memory industry has pivoted to a value-over-volume model, with advanced node capacity heavily booked for AI. This has upended traditional cyclicality, resulting in record structural shortages and booming margins for leading manufacturers.Immediate Catalysts: With HBM and DDR5 production completely allocated, price spikes for standard DRAM and NAND are creating positive spillover effects for legacy and diversified memory firms
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  • For June, the memory/HBM super-cycle is the most compelling catalyst. Structural capacity reallocation has created lasting supply constraints, driving historical margin expansion across semiconductor players. Its fundamental strength is uniquely positioned to dominate market dynamics this month.
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  • June Sector FavorI favor the memory/HBM super-cycle for June. While AI PCs and the space economy rely on long-term adoption, High Bandwidth Memory faces an immediate, severe supply shortage. Artificial intelligence workloads cannot scale without HBM, making its revenue growth the most urgent and guaranteed catalyst in the near term.
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  • Global Retail FrenzyThe retail frenzy is a top signal. Retail spikes usually mark the final, emotional stage of a market cycle. When speculative individual capital rushes in globally, it suggests institutional money is distributing shares to the public before a correction.
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  • Market BreadthThis is a hollow top driven by extreme concentration. When only 4% of stocks reach new highs during an 8% index surge, the rally relies entirely on a few mega-cap leaders. This lack of participation signals a fragile market structure rather than a healthy, sustainable bull run.
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  • Shyon
    ·08:47
    I slightly outperformed the index in May thanks to my AI-related positions. Going into June, I'm watching memory, data center infrastructure, and AI hardware for the next leg higher.
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  • Shyon
    ·08:47
    South Korea's retail investing boom is incredible, but I believe the real opportunity is still the AI supply chain. Memory leaders like Samsung, SK Hynix, and Micron remain well-positioned for long-term growth.
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  • Shyon
    ·08:46
    The market is hitting new highs, but participation remains narrow. I'm staying focused on high-quality AI names with strong earnings growth rather than chasing speculative rallies.
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  • Shyon
    ·08:46
    I'm leaning toward the memory/HBM super-cycle for June. NVIDIA's results continue to confirm that AI infrastructure spending remains strong, and memory suppliers are among the biggest beneficiaries.
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  • 北极篂
    ·08:16
    所以我觉得,现在不是熊市讯号,但也绝对不是无脑追的时候。六月我还是看好AI链,尤其内存/HBM超级周期,因为算力军备竞赛还没结束,美光、SK海力士、三星仍受惠。但比起追高,我更偏向等回调布局。牛市还在,只是波动可能开始加剧。
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  • 北极篂
    ·08:16
    另一个让我开始警惕的,是全球散户狂热。韩国5100万人却拥有1亿个证券账户,青少年开户暴增,甚至连上班族躲厕所看盘,这种现象很像资金情绪进入极热阶段。尤其三星与SK海力士几乎主导整个KOSPI,有点像过去美股“七巨头化”的翻版。
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  • 北极篂
    ·08:15
    英伟达财报其实强到离谱,营收、数据中心、回购、股息全面超预期,甚至Rubin更新周期加速,本来应该是大利多,但股价反而下跌。我觉得这更像“好到没惊喜”的短期消化,因为市场早已提前透支乐观预期,而不是AI逻辑结束。
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  • 北极篂
    ·08:15
    标普创新高,却只有4%的股票同步创新高,大量个股仍深陷回调区,这代表指数更像是被少数超级权重股硬撑起来,而不是全面性牛市。
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  • 北极篂
    ·08:15
    5月的市场,说实话,有点“越涨越让人不安”。表面上看,纳指涨超8%、标普再创新高,AI和科技股依旧是绝对主线,但如果仔细拆开看,市场其实出现明显分化。
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