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Conclusions are published after independent cross-review.

Impact

Demo book — sample positions
As of Jul 7, 2026 ET
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Propagation

Micron in high-volume HBM4 production for NVIDIA Vera Rubin

Jul 2, 2026
  • MUBenefitBookOne of only three NVIDIA-certified HBM4 vendors for the flagship Vera Rubin platform (certified 2026-06-05, Seoul; customer shipments Q3 CY2026); industry-fastest 11Gb/s part. Q3 FY2026 (2026-06-24) confirmed the inflection: over $1B HBM4 revenue already shipped, HBM4 ramp tracking 2x faster than HBM3E, calendar-2026 HBM supply fully allocated, $50B Q4 guide. The analyst-estimated residual ~5-15% allocation defends the switching-cost moat with share upside if SK/Samsung hit yield constraints.
  • SKHynixNeutralHeld an analyst-estimated ~60-70% Vera Rubin allocation as #1; a certified third vendor with a faster part erodes pricing leverage at the margin even while the socket grows. Own research already re-rated on this event twice (2026-06-20 and 2026-06-26 live-price re-anchors citing the June 5 certification; conviction held at hold, posture trim-into-strength).
  • NVDABenefitBookThree qualified HBM4 vendors = supply security plus price competition on the largest BOM line for Vera Rubin (customer shipments Q3 CY2026); supports the gross-margin floor as the Rubin ramp scales.
  • TSMBenefitBookHBM4E base-die partnership with Micron targets 2027 volume — a distinct new logic/base-die revenue line inside the HBM stack attached to this platform generation; TSMC also fabricates Vera Rubin itself and its CoWoS capacity gates the ramp.
Into your book · 1 hop
  • AVGOvia TSM — Advanced logic manufacturing for custom ASICs and networking chips

Korea's state-backed ~800T-won Samsung + SK Hynix memory mega-build (four new SW-Korea fabs ~2030+, plus SK Hynix's 80T-won Cheongju NAND fab ~1H2029) reinforces the structural conventional-DRAM AND NAND oversupply narrative (+ US DRAM price-fixing class action)

Jul 3, 2026
  • MUNeutralBookThe near-term H2 CY2027 conventional-DRAM oversupply bear variable in MU's FY2027 thesis is driven by the pre-existing Samsung/SK 2027 co-expansion plus CXMT DUV commodity DDR5 — NOT by these newly-announced fabs, which reach DRAM output only in the mid-2030s. The 2026-06-29 Korea mega-build reinforces that bear DIRECTION at the margin: it signals durable state-backed intent to keep expanding commodity-tier capacity and pulls forward existing capacity (SK Yongin 2045->2033), while MU's leading-edge/HBM moat stays EUV-gated and unaffected. Separately, the DRAM price-fixing class action names MU directly — a shared, early-stage legal overhang. Both threads are already booked: MU's 2026-07-03 re-rate re-weighted bear probability 25%->30% citing this Korea megaproject and added the legal overhang. NAND read-through (v2): SK Hynix's newly-detailed 80T-won Cheongju NAND fab (operations 1H2029) adds state-backed Korean NAND capacity that also pressures MU's ~25%-of-revenue NAND-tier out-year ASPs, but it lands beyond the FY2027 window and MU's thesis driver is leading-edge DRAM/HBM — the marginal NAND signal is confirmatory, not an unbooked delta. Market-flow (v3): MU fell >10% on 2026-07-01 as the market repriced exactly this oversupply narrative alongside Broadcom's soft AI guidance and the DRAM class action; MU's 2026-07-03 re-rate (commit 367e23850, HOLD->BUY at $975.56, -17.6%, bear prob 25->30%) already re-anchored to the selloff, so this is booked price action, not a new thesis input.

Coinbase, Visa, Mastercard and BlackRock back Open USD (OUSD) — announced consortium stablecoin, first heavyweight institutional challenger to Circle's USDC

Jul 3, 2026
  • COINNeutralCoinbase is a founding participant in the announced OUSD consortium alongside Visa, Mastercard and BlackRock. Genuinely two-sided: (bear) a heavyweight card-network + asset-manager stablecoin positioned to directly rival Circle's USDC raises the odds of a downward Circle revenue-share renegotiation at the Aug 2026 renewal, repricing Coinbase's ~$1.35B stablecoin revenue (19% of total); (bull/hedge) as a founding backer Coinbase gains OUSD distribution/settlement optionality and reduces its single-partner Circle dependence, and the consortium expands the on-chain-dollar rail Coinbase monetizes. The formation of this consortium is the concrete rival settlement rail Coinbase had been weighing; it fired Coinbase's standing 'Circle competing distribution network' bear watch and drove the 2026-07-03 re-rate to HOLD at $165.48. Net near-term: an escalation of stablecoin-economics repricing risk, not a thesis break — the Aug 2026 Circle renewal terms remain the decisive checkpoint.
  • MANeutralMastercard co-backs OUSD as a founding participant. Consistent with its stablecoin-settlement build-out via the BVNK acquisition ($1.8B; ~$3.7B stablecoin volume processed in 2025) — OUSD expands the on-chain-dollar volume MA could settle and bridge to fiat, feeding the named VAS/stablecoin bull driver already in the thesis. Offsetting: a card-network-backed stablecoin that reaches POS is part of the same A2A/stablecoin disintermediation risk MA monitors. Net a modest confirmatory positive optionality, not a new thesis assumption at current magnitude.

Adjacent to your book

  • METAMeta Platforms Inc.buys from AVGObuys from NVDAbuys from TSMbuys from MU
  • GOOGAlphabet Inc. Class Cbuys from AVGObuys from NVDAbuys from TSMbuys from MU
  • MSFTMicrosoft Corp.
  • SKHynixNeutralSK Hynix is a co-builder (two of the four new SW-Korea fabs, ~2030+ completion) and pulled forward its Yongin memory ramp from 2045 to 2033. Near-term it gains subsidized expansion financing and political backing; the multi-year risk is that the added commodity-tier capacity it is committing to feeds the same conventional-DRAM oversupply that pressures its own out-year ASPs (HBM/leading-edge stays supply-tight). It is also a named defendant in the DRAM price-fixing class action — a shared legal overhang. NAND read-through (v2): SK Hynix is the builder of the newly-detailed 80T-won Cheongju NAND fab (construction from 2027, operations 1H2029), so the same capex-at-peak dynamic now applies to its own NAND tier — subsidized/state-backed financing near-term, but the added commodity NAND capacity feeds the out-year NAND oversupply that pressures its own (and the industry's) NAND ASPs; HBM/leading-edge remains the thesis driver and stays supply-tight. Market-flow (v3): SK Hynix dropped ~14.6% on 2026-07-02, part of a KOSPI selloff so heavy it forced an emergency trading pause, as the market priced the same oversupply fear this map traces (plus Broadcom's soft AI read); its 2026-07-03 re-rate (commit fb08d608b, -16.9% pullback re-opening +11.4% PWE, state-capacity + antitrust folded in) already booked the move — booked price action, direction unchanged.
  • SamsungNeutralSamsung is the other co-builder (two of the four new SW-Korea fabs, ~2030+ completion) and a named class-action defendant. Direction is genuinely two-sided: the state-backed plan de-risks Samsung's expansion financing and underwrites longer-dated domestic capacity (supportive of the DS/memory recovery narrative), while the same out-year commodity-tier capacity reinforces the structural DRAM-oversupply risk and adds a shared legal overhang. Net thesis effect is muted because Samsung's active thesis driver is the foundry/2nm turnaround, not commodity-DRAM ASP, and the new capacity is a mid-2030s event. Figures (v3): Samsung's full commitment behind the ~800T combined program is a KRW 2,655T (~$1.7T) decade plan — 2,030T for Seoul-metro clusters (Pyeongtaek/Yongin) plus 425T for Honam (400T semiconductors) anchoring the new Gwangju fab, plus a 140T-won Chungcheong leg of which 56T builds Cheonan/Onyang advanced-HBM-packaging fabs; the HBM-packaging investment is mildly supportive of Samsung's HBM push and sharpens the two-sided read. Market-flow (v3): Samsung fell ~9% on 2026-07-02 in the KOSPI memory selloff; its 2026-07-03 re-rate (commit 3fff256e6, -20.2% round-tripping the June rally to KRW 286,000, trim-bias lifted, HOLD held) already booked the move — booked price action, direction unchanged.
  • LRCXNeutralFour new Korean memory fabs (Samsung x2 + SK Hynix x2, ~2030+ completion) plus a stated goal to double Korean memory capacity and pull-forwards of existing sites (SK Yongin 2045->2033) is a multi-year wafer-fab-equipment demand pull, with tool orders landing ~2028-2030 ahead of fab completion. Lam's etch/deposition tools carry high memory-capex beta and Lam already sells into both Samsung and SK Hynix (graph edges present). Confidence is medium because the horizon is long, and Korea localization incentives and build phasing gate how much lands with US WFE vendors vs domestic suppliers.
  • AMATNeutralApplied Materials' broad Semiconductor Systems franchise attaches deposition, CMP, epi and metrology tools to every new memory fab; it is a core supplier to Samsung and a supplier to SK Hynix (graph edges present). The four-fab Korean build-out plus the capacity-doubling goal and Yongin pull-forward is a multi-year systems-revenue tailwind, with tool orders landing ~2028-2030 ahead of the ~2030 fab completions, subject to the same phasing and Korea-localization gating as the rest of the WFE group.
  • KLACNeutralKLA's process-control and metrology tools attach to new memory capacity as yield-ramp equipment; it sells into both Samsung and SK Hynix. The Korean build-out is a real but smaller-beta tailwind (process control is a lower share of total fab capex than etch/dep) and it lands late, around 2028-2030 ahead of the ~2030 fab completions.
  • ASMLNeutralASML supplies leading-edge DRAM lithography (EUV) to both Samsung and SK Hynix. Incremental pull from this build-out is concentrated on the leading-edge/1c-node portion of the new fabs — the commodity DDR5 tonnage driving the oversupply thesis is largely DUV-based, so ASML's EUV exposure is more muted than the etch/dep vendors', and it lands late (~2028-2030 ahead of ~2030 fab completions).
  • SNDKNeutralSanDisk is a NAND pure-play, so SK Hynix's newly-detailed 80T-won Cheongju NAND fab (construction from 2027, operations 1H2029) is the most direct read-through of this event to any name in the map: large, state-backed, incremental Korean NAND wafer capacity landing squarely in SanDisk's product tier. SanDisk's current base/bull margin-durability case rests explicitly on a NAND supply-tightness narrative — Samsung and SK Hynix cutting 2026 NAND output to prioritize DRAM, near-zero new NAND wafer additions in 2026, AI enterprise-SSD demand outrunning supply. A committed SK Hynix NAND mega-fab signals that supply discipline is temporary and reinforces SanDisk's own FY2028 ASP-normalization bear pillar (GM glide 78%->50-60%). Two things cap the near-term impact: the fab reaches output only 1H2029, beyond the FY2027 window that drives the thesis today, and SanDisk's NBM contracted backlog ($42B+ minimum, covering >1/3 of FY2027 bit shipments) provides a revenue floor. SanDisk is also capital-light (Kioxia JV, not a builder), so unlike the Korean integrators it gets no subsidized-financing offset from this state-backed build. Market-flow (v3): SanDisk fell >10% on 2026-07-01 in the memory-complex selloff (Broadcom soft AI guidance + class action + this Korean NAND-capacity oversupply fear), consistent with its record-only status here — the FY2028 ASP-normalization bear pillar it already carries, not an unbooked delta.
  • WDCNeutralWestern Digital is a post-SanDisk-separation HDD pure-play with NO direct DRAM or NAND exposure — separation removed the NAND cyclicality drag. This event reaches WDC only through its single named primary secular bear catalyst: QLC-nearline-SSD substitution. A large, state-backed Korean NAND mega-build (SK Hynix's 80T-won M17 Cheongju fab, operations 1H2029, plus the broader Samsung+SK NAND program) is a long-dated bearish-lean read-through — more abundant, cheaper NAND accelerates the QLC $/TB cost decline (already falling ~15-20%/yr vs HDD ~8-10%) toward WDC's HDD cost floor, which is the exact mechanism that erodes HDD's ~3x cold-tier cost advantage in WDC's own bear scenario. Two things cap it hard: the M17 fab reaches output only 1H2029, well beyond WDC's LTA-covered CY2026-2028 visibility (100% of CY2026 capacity under LTAs, firm POs through CY2026, commercial agreements to CY2028), and WDC's thesis already dates QLC parity to CY2028+ as its single most-monitored variable. So this is confirmatory of an already-tracked out-year risk, not a near-term thesis input. WDC was caught in the 2026-07-01 memory/storage selloff (a smaller single-day move than the DRAM/NAND makers, as an HDD name), but that was broad profit-taking flow (Broadcom + class action + oversupply), not a WDC-specific development.
    • Into your book · 1 hop
    • AVGOvia SKHynix —
    • NVDAvia MU —
    • TSMvia AMAT — Advanced deposition and etch equipment
  • VNeutralVisa is a founding OUSD participant. Fits its 'Network of Networks' stablecoin-settlement expansion (Visa Direct, stablecoin settlement) — co-opting a rail rather than being bypassed; but a card-network-backed stablecoin that reaches merchant POS is the same stablecoin/A2A disintermediation risk V monitors (the >$10B monthly merchant-POS stablecoin bear trigger). Net effect on a ~$14T-volume toll network is small and genuinely two-sided at this stage.
  • BLKNeutralBlackRock is a founding OUSD backer. As a leading manager of stablecoin reserve assets (it runs Circle's USDC reserve fund today) it is positioned to capture reserve-management mandates across competing stablecoins, hedging its exposure to any single issuer — a small incremental positive versus concentration in the single Circle mandate. Immaterial against ~$12T AUM.
    • buys from NVDA · AI accelerators (H100/H200/Blackwell) for Azure
    buys from AVGO
    buys from TSM
    buys from MU
  • AAPLApple Inc.buys from TSM · Advanced logic chips (A-series, M-series SoCs)buys from MUbuys from AVGO
  • AMZNAmazon.com Inc.buys from VST · Carbon-free nuclear power — 1,200 MW from Comanche Peak Nuclear Power Plantbuys from NVDAbuys from AVGO
  • CSCOCisco Systems Inc.buys from NVDA · AI networking silicon for data center switchesbuys from AVGObuys from TSM
  • GOOGLAlphabet Inc. Class Abuys from TSMbuys from AVGObuys from NVDA
  • SKHynixSK hynix Inc.supplies NVDAbuys from TSMsupplies AVGO
  • AMATApplied Materials Inc.supplies TSM · Advanced deposition and etch equipmentsupplies MU
  • AMDAdvanced Micro Devices Inc.buys from TSM · Advanced logic manufacturing for CPUs, GPUs, AI acceleratorsbuys from MU