US & Hong Kong Market Update (2026-11-03)

Report date: 2026-11-03｜X search window: 2026-11-01 to 11-02｜Latest session: US and HK both 2026-11-02 (Mon) Sources:

• X posts: retrieved live via grok-x in 9 calls. These were 3 broad searches; one call each for the macro/strategy, semis/AI and China-asset KOL groups; one each for core newswire/media and China-asset media; and 1 Palantir after-hours search.
• Market data and boards: the system-provided official closing snapshot, Aya heat board and options scan; index and stock closes pulled from eastmoney.
• Deal-term checks: public web reports from Bloomberg, Investing.com, SEC 8-K, Motley Fool and Forbes.

X posts are used only for events, views and sentiment. Prices and percentage moves quoted inside posts are not used.

Market close (Mon 11-02): US stocks opened higher and faded.

• Intraday, the US move was described as a tech dip-buying rally, but semis and the AI chain sold off into the close. That makes it a second straight session led lower by chips.
• Hong Kong outperformed the US for a second straight session, led by optical, autos and brokers.

1. Key Events

1. Marvell agreed to buy Lumentum in an all-stock deal implying a $115B enterprise value, and both stocks fell hard. MRVL closed -12.72% and LITE -18.59%, the top two names on the US heat board.
   • Deal terms (per Bloomberg and Lumentum's 8-K): 4.5 MRVL shares per LITE share; about $1,132 per share and a ~23.9% premium, based on unaffected Oct 28 closes; expected to close in 1H 2028; Marvell's existing holders own 67% of the combined company.
   • @PatrickMoorhead relayed Marvell's case that copper can't keep up with most AI workloads, and its target of more than $1B a year in cost savings.
   • @barronsonline reported the MRVL drop.
   • At Monday's closes, 4.5 MRVL shares are worth about $771.35, roughly 12.7% above LITE's $684.40. That spread is our calculation from closing prices, not a deal term.
   • 𝕏¹ 𝕏²
2. Semis and AI hardware sold off again.
   • Closes: Intel -8.80% (after -28.58% Friday), AMD -7.52%, Micron -5.85%, Sandisk -6.59%, Seagate -7.88%, Western Digital -7.52%, Dell -7.48%, Super Micro -7.62%.
   • Optical and interconnect names: Ciena -11.38%, Astera Labs -11.22%, AXT -12.46%.
   • Nvidia held up better at -1.26%.
   • @KobeissiLetter estimated that Intel has lost about $450B of market cap from its peak (his figure, not verified). 𝕏
3. Oracle closed -8.85%. Public reports say Oracle filed to raise $20B, split into $10B of new stock and $10B of senior notes, which stoked debt and dilution worries (Motley Fool, Forbes). On X, @ComanCodrin also tied the drop to a "$20B debt and share raise." 𝕏
4. Palantir reported Q3 after the bell and beat on revenue, EPS and guidance. PLTR closed the regular session -3.13%.
   • Per @wallstengine, @financialjuice and @unusual_whales: revenue $2.31B vs. ~$2.18B est., up 96% YoY; adjusted EPS $0.44 vs. $0.41 est.
   • US commercial revenue was $984M, up 148%. CNBC said it passed US government revenue for the first time.
   • Q4 revenue guide is $2.65B vs. $2.46B est.; full-year revenue guide is about $8.53B.
   • Posts described a modest after-hours gain. The after-hours price is not verified by an exchange snapshot.
   • 𝕏
5. October ISM Manufacturing PMI came in at 55.5 vs. 54.5 est. Per @LizAnnSonders: new orders 55.5, prices paid down to 75.2 from 77.9, employment down to 52.4 from 52.7. 𝕏
6. IDEXX rose 21.85%, the top US gainer. @zerohedge's premarket movers cited a Q3 beat and a raised full-year revenue guide. The same post noted that Okta will replace Kenvue in the S&P 500. OKTA actually closed -11.22%; we found no explanation for the drop. 𝕏
7. Hong Kong tech led, the opposite of US flows.
   • Gainers: China Literature +15.6%, XD Inc +14%, YOFC +11.7%, CICC +8.7%, Horizon Robotics +7.9%, CATL +6.1%, Xiaomi +6%.
   • Bank of China fell -4.6% on heavy volume, with discussion at 3x normal.
   • We found no matching X discussion for these moves (see Section 4).

2. Institutional & Media Coverage

Factual reports

• Market reaction to Marvell–Lumentum
  • @barronsonline: "Marvell stock falls Monday after the company agrees to acquire Lumentum."
  • @SiliconANGLE called it a "massive $115B deal."
  • Public reports describe it as the largest merger between two listed companies on record (Investing.com).
  • We found no post from the companies or media accounts giving Lumentum's quarterly numbers.
  • 𝕏¹ 𝕏²
• Semiconductor supply/demand data (all three from industry KOL accounts; bullish)
  • @dnystedt, citing Taiwanese media: silicon wafers get their first broad price increase in over three years in January, as advanced-node demand "shatters expectations." 𝕏
  • @dnystedt on Korea's October chip exports: up 259.4% YoY to $56.44B; computer exports rose 496.6% on AI server demand. 𝕏
  • @SKundojjala: top-5 toolmakers' DRAM equipment revenue was up 80% YoY in 3QCY26, another record, at a $35B+ annual run rate. 𝕏
  • This data cuts against the day's selloff in memory stocks: fundamentals look bullish while prices keep de-risking.
• Intel advanced packaging yield: @jukan05, citing Taiwanese media, said Intel's overall EMIB yield is about 60–65%, but embedding silicon bridges into ABF substrates yields only about 25–30%, far below TSMC CoWoS at about 98%. This is a media report and has not been confirmed by the company. 𝕏
• Midterms (Nov 3): @FT reported polls show Democrats ahead in nearly all 7 key Senate races; @Reuters reported the USPS is taking special steps so mail ballots are counted Tuesday. We could not match these two reports to specific post links in this search, so no link markers are attached.
• China macro and policy (both from @cnfinancewatch)
  • China's official October manufacturing PMI was 49.3 and non-manufacturing PMI 49.7. 𝕏
  • MOFCOM responded to the FCC's vote on testing-lab restrictions, and the foreign ministry voiced firm opposition. 𝕏

Views / ratings

• @AswathDamodaran: tech had a tough October, but the S&P 500 fell less than 1% for the month, which "is a testimonial to market resilience." He puts the expected return on US stocks at 8.73% at the start of November. 𝕏
• @charliebilello: core PCE has been above the 2% target for 67 straight months; "Monetary policy remains far too easy. More rate hikes are coming." 𝕏
• @cnfinancewatch: the Big Four banks' Q3 interest income accelerated across the board, which he calls supportive for A-share bank valuations. That contrasts with Bank of China's heavy-volume drop in Hong Kong. 𝕏
• We found no new sell-side rating or price-target changes.

3. KOL Bull & Bear Views

US · Broad market & AI trade

US · Marvell / Lumentum & optical

US · Intel, AMD & memory

US · Palantir (after hours) & others

Hong Kong

All three relevant searches (China-asset KOL group, China-asset media group and a Chinese-language broad search) found no X posts discussing Monday's HK stock moves, so there is no HK bull/bear table. The only related post is an A-share intraday note from @cnfinancewatch. It names CATL and BYD and describes a clear pattern of "tech and consumer leaders strong, banks and resources weak." Its figures are A-share intraday data and are not used. 𝕏

4. Buzz & Sentiment Shifts

US: 6 of the top 8 names on the heat board were big decliners. Focus shifted from last week's earnings guides to deal structure and financing dilution.

• LITE, MRVL: the two have similar bearish shares; X criticism focuses on the stock-swap structure and pre-election timing.
• TSLA: options heat was 100, but self-tagged posts are the most bearish of the top 8, at odds with the stronger stock.
• INTC: dip-buying continued. The prior edition's sample was 57% bullish (23 posts); this edition it rose to 67% (24 posts).
• AMD: 79% bullish in the prior edition (24 posts), now 46%, the sharpest sentiment drop in the top 8.
• ORCL: split evenly.
• MU: retail dip-buying appetite remains strong.
• PLTR (heat 59) had discussion at 2x normal, and WMT (+3.38%) at 2.9x normal. We found no explanation for WMT's gain.

Hong Kong: Hang Seng Tech rose 2.25%, and nearly every name near the top of the heat board was a gainer.

• YOFC (heat 85, +11.7%), Xiaomi (heat 83, +6%, 1.9x relative volume), China Literature (heat 79, +15.6%, 2.4x relative volume) and Horizon Robotics (+7.9%) made the board on heavy-volume rallies.
• Bank of China (-4.6%, discussion 3x normal) was the only heavy-volume decliner in the top 5.
• HK optical leader YOFC rallied while US optical names (LITE, CIEN) sold off.
• All HK long/short data is marked "no data source," so we give no ratios. We found no X discussion explaining any of these moves.

5. US Options Flow

Takeaways:

• Index: protection near-dated, a rebound bet long-dated. SPY puts expiring in 2, 11 and 18 days traded heavily, and the $756 and $745 lines (vol/OI 69.4 and 3.7) were mostly new positions. The window covers the Nov 3 midterms and Nov 6 payrolls, so this looks like event hedging rather than a trend short. Meanwhile the 319-day QQQ $815/$850/$865 calls (vol/OI 10–34) drew about $110M of combined premium. With strikes 19–27% above spot, they could be legs of spreads or low-cost long-dated bets on a post-selloff AI recovery next year, consistent with @KobeissiLetter's "strong midterm-year November" seasonality.
• MRVL: after the 12.72% deal-driven drop, new positions in the 4-day $190 call (about 11% above the close) ran 37x open interest at 105% IV. There are two plausible sources. One is speculation on a quick rebound once the deal news is digested. The other is merger-arb desks that are long LITE and short MRVL buying MRVL calls to hedge upside on the short leg. At Monday's closes, 4.5 MRVL shares sit about 12.7% above LITE, a wide spread that gives arbs a reason to step in. Both readings are inferences; the data can't tell them apart.
• AMZN and TSLA: both closed higher (AMZN +2.20%, TSLA +1.00%), yet near-the-money 2-day puts in each saw vol/OI above 70. That looks like short-term money locking in gains or hedging stock before the election. TSLA's 75% bearish retail sentiment on the heat board points the same way. We found no specific reason for AMZN's gain.

Overall: the market-wide put/call premium ratio is 1.70, clearly bearish and up from 1.14 in the prior edition, as pre-election hedging demand came in all at once.

Week ahead (ET):

• Nov 3 10:00: JOLTS job openings (est. 7.11M)
• Nov 3: US midterm elections
• Nov 4 10:00: ISM Services (est. 54.9)
• Nov 6 08:30: nonfarm payrolls (est. +63K); unemployment rate est. 4.2%; AHE m/m est. 0.3%
• Nov 6 10:00: UMich sentiment prelim (est. 47.8)

All are forecasts and have not been released. Per X posts, AMD reports on Nov 3.

Disclaimer: This report compiles public X posts and public market data for informational and educational purposes only and is not investment advice. Views in posts do not represent this platform.