Sandisk Corp (SNDK) — Quality & forensics

Long reads

• Situational Awareness — Crushed While CorrectReport · 2 Aug 2026The fund added or expanded: Nvidia, TSMC, Micron, SanDisk, Core Scientific, IREN, Applied Digital, Lumentum, Coherent, Tower Semiconductor, Seagate, Cipher Mining, Riot, Galaxy Digital.

Dailies

• Yen — the Bank of Japan hikes and the dollar holds 157: the carry trade pays, the lines held, chips +3.4% over $505Morning 10 · 18 Sept 2026Tokyo bought the decision — the Nikkei +1.6% at 65,159, Tokyo Electron +4.2%, SoftBank +1.7% — and Seoul bought harder, the Kospi +2.8% at 6,903 with SK Hynix +6.0% and Samsung +3.5% following Micron and SanDisk; the Taiex closed +1.9%…
• Fed day — relief before the decision: 10-year 4.96%, Brent under $107.63, chips reclaim $505, Nasdaq-100 above $708.69Midday 10 · 16 Sept 2026Chips reclaim $505 on the day rates fall: SOXX +2.0% to $508.60 — AMD +4.2% to $525.62, Marvell +3.3%, Arm +2.8%, Nvidia +1.9% to $216.19, TSMC +1.3%, Broadcom +1.0% — and the equipment names green with the designers: KLA +1.5%, Lam…
• Rates — Fed day at a 5% 10-year: the hike is priced, the cycle is not; Yardeni cuts the S&P target to 7,900Morning 10 · 16 Sept 2026The sort, day two, softened at the close: semiconductor ETF +1.0% to $502.07, still under $505 — AMD +2.8% to $507.32, Marvell +2.4%, Arm +1.7%, Nvidia +1.1% to $213.38, Micron +0.9%, memory ETF +1.9% to $55.85; the equipment names…
• AI trade — sellers of compute sold, buyers bought: chips −5.6%, software +5%, SoftBank +7% in TokyoMorning 10 · 15 Sept 2026The semiconductor ETF lost 5.6% to $497.40, through the $505 line we have written about since August and below Thursday’s $517.43; Nvidia −3.4%, AMD −4.4%, Micron −5.3%, SanDisk −5.0%.
• Rates — the 10-year hits 5.01%: Dow −0.9%, Russell −1.2%, the AI sort pauses, Oracle and Adobe hold their linesMidday 10 · 15 Sept 2026Inside chips the split we flagged yesterday as the one that leans toward a volume question is still there: the equipment names are sold again — Lam Research −2.3%, Applied Materials −1.2%, KLA −0.9% — and Broadcom is −1.4%, TSMC’s US line…
• AI trade — the labs ask for a slowdown: Kospi −3.3%, SoftBank −11%, Nasdaq futures −1.2%, oil back above $106Morning 10 · 14 Sept 2026Below it all, a second story we tease here and finish in line 11: Situational Awareness, the fund that fell from more than $45 billion to about $10 billion in July, has bought options on AMD, Bloom Energy, CoreWeave, SK Hynix, SanDisk and…
• AI trade — the pacing call splits tech: chips −5%, software +4.5%, security +12–15%, 10-year hits 5%Midday 10 · 14 Sept 2026The semiconductor ETF is down 5.2% at $499.81, through Thursday’s $517.43 and through the $505 line we have carried since August, with Astera −9.9%, Arm −8.9%, SK Hynix’s US line −7.3%, Lam −7.2%, Marvell −6.3%, SanDisk −6.3%, Micron…
• Stocks snap a four-day losing streak as oil slips under $100 and chips bounce 2% — despite core inflation hotter than hoped and Fed hike odds at 82%; Oracle gives back its entire after-hours jumpMidday 10 · 11 Sept 2026The semiconductor ETF is up 2.4% — Marvell +4.7%, Intel +2.9%, Arm +2.6%, AMD +2.1% — while the memory and storage names that led the week are still down: SanDisk −3.4%, Western Digital −2.4%.