The QuantAlpha Briefing

• Bitcoin fell below $80,000 after US Middle East evacuations spurred risk-off flows, compounded by $635.6M in bitcoin ETF outflows on Oct 22 — a key demand pillar weakening. • Anthropic reportedly seeks a $2 trillion...

Weekend Edition — the week in review. • Chinese stocks entered a bear market, losing $2.4 trillion since their May peak — a sign of deteriorating China growth sentiment with spillover risk to emerging markets. • Meta...

• Iran reports seven tankers damaged in the Strait of Hormuz as Brent crude jumps 3.9% to $113.05 — a chokepoint disruption stoking inflation fears and threatening rate-cut hopes. • Nasdaq fell 2.6%, Meta dropped 7%...

• SpaceX turned a profit and Musk floated a Tesla merger, with special committees formed — a tie-up would create a mega-cap holding over 30,000 BTC and reshape index weights. • Meta raised 2026 capex guidance to...

• Anthropic posted an $80.7B first-half net loss ahead of a planned November IPO, while eyeing $750B in future compute spending — a test of investor appetite for AI valuations and capex. • The Philadelphia Semiconductor...

• Philadelphia Semiconductor Index fell 3.83% Friday, an eighth straight drop and 16% since Oct 6 — signals a sharp AI-equity de-rating and broader risk-off pressure • China's GDP grew 4.5% year-on-year last quarter, up...

• US inflation accelerated to 3.7% annually in September with core at 2.6% — October rate-hike odds jumped from 22% to 41%, pressuring stocks and bonds. • Zelenskyy accused Trump of pushing Ukraine toward a deal...

Weekend Edition — the week in review. • Trump lifted sanctions on Russian oil and declared an energy ceasefire with Ukraine, though Zelensky denies knowledge — easing sanctions could boost crude supply, but Ukraine's...

• Houthi forces reportedly struck Aramco's headquarters — raising Gulf supply-risk premiums that could push oil prices and volatility higher. • South Korea's Kospi plunged over 9% intraday, halting trading — signaling...

• September CPI rose to 3.7%, the hottest since April, reviving Fed rate-hike fears and hitting stocks and crypto — S&P 500 fell 1.11%, Nasdaq 1.88%, Bitcoin dropped below $82,000. • Houthi forces struck Saudi Aramco's...

• Big banks including JPMorgan, Goldman Sachs, Citigroup and Wells Fargo report Q3 earnings — first read on credit and dealmaking as the bull market turns four. • OpenAI in talks to raise $30B at a $1.43T valuation —...

• Trump lifted US sanctions on Russian oil imports — easing global supply constraints could pressure crude prices and strain Western sanctions coordination. • OpenAI reportedly missed revenue targets by about $20...

• Iran calls the US response to its Hormuz Strait reopening proposal insufficient — continued closure risks keeping oil above $90 and pressuring inflation and yields. • A new Houthi strike on Riyadh's King Khalid...

Weekend Edition — the week in review. • 10-year Treasury yields climbed to 5.3%, above the 250-year average of 4.7% — tightening financial conditions and pressuring richly valued AI stocks. • Nvidia hit a record high...

• AI chip stocks fell after a report pegged OpenAI's revenue roughly $20B below projections — undercutting the demand story behind heavy AI capex spending. • Houthi strikes on Saudi airports prompted Lufthansa and...