Friday, July 31, 2026
☀️ Somewhere in the Pacific right now, a sea turtle that hatched in 1962 is still just vibing, having outlived most of the people who were born the same year. Channel that zen energy today.
July 31, 2026 — 4:00 PM ET close
Amazon surged after reporting Q2 revenue of $200.6B (up 20% year-over-year) and AWS cloud revenue of $42.2B (up 37% year-over-year), marking the fastest cloud growth in 18 quarters. The beat proved that massive AI infrastructure spending is generating real returns, not just burning cash, which triggered a global semiconductor rally as investors reassessed whether the AI capex cycle is sustainable. The single-day move added roughly $350B to Amazon's market cap and shifted the market narrative from 'are companies spending too much on AI?' to 'is AI spending actually working?'—a critical inflection point that could sustain the rally if earnings continue to validate the investment.
South Korea's Kospi Composite Index surged 18% on Friday—a record single-day gain—as SK Hynix and Samsung Electronics each soared over 20% on renewed optimism surrounding AI-driven demand for memory chips, with SK Hynix hitting the 30% daily limit as investors priced in accelerating demand for HBM (high-bandwidth memory) chips used in AI accelerators. The BoJ's hawkish commentary and Japanese currency intervention (which weakened the yen) also supported Korean exporters. The Kospi's record rally is a global validation of the AI capex thesis: if memory chip makers are seeing such strong demand that they're hitting circuit breakers, the capex cycle is real and durable.
💡 HBM (High-Bandwidth Memory) — specialized memory chips that enable AI accelerators to process data faster; critical for training large language models.
Brent crude oil climbed to $88.67 on Friday (+2.06%) as the US military launched fresh strikes on Iranian targets in response to Tehran's attacks on US assets, reigniting supply disruption fears in the Strait of Hormuz. Brent is up 23.9% for the month and 27.3% year-to-date, driven by the escalating US-Iran conflict. While tanker traffic through the Strait has increased after a recent slowdown (allowing millions of barrels to pass), the geopolitical risk premium remains embedded in prices. The oil rally is a structural headwind for the Fed's rate-cut timeline: higher energy prices feed into inflation expectations, making it harder for the central bank to justify easing even as equity earnings improve.
US Treasury yields spiked sharply on Friday, with the 10Y climbing to 4.67% (+12 basis points) and the 30Y reaching 5.22% (+18 basis points)—the highest level since 2007. The yield surge reflects renewed inflation concerns driven by Middle East geopolitical tensions, rising oil prices, and the Fed's hawkish hold on rates. The 2s/10s spread widened to 45 basis points, signaling a steepening curve as long-end yields rose faster than short-end, reflecting expectations for sustained growth but also persistent inflation. The 30Y mortgage rate climbed to 6.89%, pressuring housing affordability and explaining why the market rally was concentrated in mega-cap tech with strong earnings—these companies can justify higher discount rates through accelerating growth.
💡 Basis points (bps) — 1/100th of a percentage point; +12 bps means the yield rose 0.12%.
The Bank of Japan warned on Friday that underlying inflation could exceed its 2% target and signaled that future policy discussions will focus on upside price risks—a significant shift in tone. The BoJ held its policy rate unchanged at 1% (the highest since September 1995 following a June hike), but the hawkish commentary suggests the central bank is moving away from accommodation. This is a critical signal for global markets: the BoJ, long the world's most dovish central bank, is now joining the Fed and ECB in expressing inflation concerns, implying that the global rate-cut cycle is being delayed, which pressures equities and supports the dollar.
Microsoft reported Azure cloud revenue growth of 43% (fastest since 2022) and Amazon posted AWS revenue of $42.2B (up 37% year-over-year, fastest in 18 quarters), both crushing expectations and signaling that hyperscaler AI investments are translating into tangible business acceleration. The earnings beat triggered a global semiconductor rally: South Korea's Kospi hit an 18% single-day record high as SK Hynix surged 30%, Japan's Nikkei 225 jumped 4.03% to 64,362 with Advantest soaring 15.7% after raising annual profit guidance by 35%, and US chip stocks rallied 3.3% in early trading. The immediate catalyst was proof that the massive capex cycle—which had spooked markets earlier in July—is generating measurable returns in cloud computing and AI services, representing a critical inflection point where investors shifted from worrying about speculative AI spending to believing the capex cycle is real and durable.
Apple reported Q3 revenue of $109B+ (beating expectations) and strong iPhone sales, but the stock fell 7.6% because Services revenue growth disappointed and Greater China revenue declined, raising concerns about China exposure and the pace of AI feature adoption. The market's harsh reaction reflects a shift in valuation criteria: in the current environment, beating on legacy business is insufficient—investors demand proof that AI investments are driving incremental revenue growth. Apple's inability to articulate a clear AI monetization story (unlike Microsoft's Azure or Amazon's AWS) left the stock vulnerable despite solid fundamentals, illustrating a bifurcation within the Magnificent 7 where companies with proven AI revenue streams are repricing higher while those without clear AI narratives are being punished.
Roblox reported Q2 EPS of -$0.26 (versus estimate -$0.34) on revenue of $1.5B (versus estimate $1.557B) and guided Q3 revenue to $1.41-1.49B, well below consensus of $1.86B, while withdrawing full-year guidance and noting that monetization softness observed in Q2 is persisting. The stock crashed as investors realized that user growth alone is insufficient if the platform cannot convert users into revenue—a structural problem that suggests either pricing power issues or a shift in user behavior away from paid content. This is a cautionary tale for the broader creator economy: platforms with large user bases but weak monetization face a valuation ceiling.
Monolithic Power Systems reported Q2 adjusted EPS of $6.50 (versus estimate $5.87) on revenue of $980.6M (up 21.9% quarter-over-quarter, up 9% versus estimate) with a 55.6% adjusted gross margin, and guided Q3 revenue to $1.14-1.16B (versus estimate $981.88M) while announcing an additional $500M stock repurchase authorization. The beat and raised guidance underscore strong demand for power management and analog chips used in AI accelerators and data center infrastructure—a direct beneficiary of the capex cycle that Microsoft and Amazon earnings validated. MPWR's outperformance signals that the semiconductor supply chain is capturing real revenue from AI infrastructure buildout, not just speculative demand.
Bitcoin opened at $64,724 on Friday and climbed to $64,869 (+1.52%) as spot Bitcoin ETF inflows resumed and markets reassessed Fed rate expectations. The July 29 FOMC hold at 3.50-3.75% (with three dissents favoring a hike) initially spooked markets, but strong earnings from Microsoft and Amazon shifted sentiment back to risk-on, with the implied probability of a September rate hike falling to 28% (from 55% pre-Fed decision). Bitcoin ETF inflows totaled only $205M in July (a weak month), but Friday's rebound suggests institutional appetite is returning as the AI narrative solidifies and rate-hike fears ease.
Ethereum climbed to $1,981 on Friday, reaching a key resistance zone between $1,980 and $2,030, but faces structural vulnerability: Coinglass data shows $1.016B in long liquidations below $1,825 support. While daily RSI holds above 56 (indicating sustained buying strength) and the Stochastic Oscillator sits in oversold territory at 22 (suggesting potential for fresh buying), the liquidation risk suggests that any breakdown below $1,825 could trigger a cascade of forced selling. ETH's rally is driven by the same AI narrative as Bitcoin, but the concentration of leverage below support levels creates tail risk.
💡 PMI (Purchasing Managers' Index) — a survey of manufacturing executives that measures new orders, production, employment, and supplier deliveries; readings above 50 indicate expansion, below 50 indicate contraction.
💡 FOMC (Federal Open Market Committee) — the Fed's 12-member body that votes on interest rate changes 8 times per year; the minutes provide detailed commentary on the policy debate.
Solana activated 100M compute unit blocks on its mainnet on July 29, a significant infrastructure milestone that enables higher transaction throughput and lower fees, serving as a precursor to the Firedancer client optimization, which is expected to dramatically improve network performance by optimizing how validators process transactions. This represents blockchain technology moving from hype to engineering reality: Solana is solving a real technical problem (network congestion and high fees) through incremental, measurable improvements rather than speculative promises. The downstream effect is that Solana's ecosystem (DeFi protocols, NFT marketplaces, payment apps) can now scale to handle more transactions at lower cost, making the network more competitive with traditional payment systems, which explains SOL's 2.3% daily gain and +74.8% year-to-date performance despite being down from January peaks.
💡 Compute units — a measure of computational resources required to process transactions on Solana; higher limits allow more complex transactions and faster throughput.