📌 Rising Oil Prices and Long-Term Bond Yields Test Assets
As tensions between the United States and Iran have escalated, oil prices have risen above USD 90, while 30-year U.S. Treasury yields have also reached highs not seen since 2007.
Market Articles
BullSignal coverage of global equities, technology, and macro markets, with original source links for verification.
📌 InP Shortage May Differentiate AI Optics Returns
The bottleneck in AI optical interconnects may be shifting from module shipments to upstream materials. InP substrates and epitaxial wafers are key materials for optical communication devices.
📌 AI Investment Is Being Transmitted Upstream to the Equipment Supply Chain
The focus of AI infrastructure observation is shifting from how much capital expenditure cloud providers announce to whether these investments have become resource and procurement commitments that are difficult to reverse.
📌 After European Banks Outperform, What Will Continue to Drive AI Valuations Higher
European bank stocks have outperformed the “Mag-7” since 2022, demonstrating at least one fact: the market in recent years has not offered only one path to higher returns through large AI technology companies.
📌 Demand Validation Behind Rising GPU Capacity Auction Prices
The shortage of AI computing power is currently more than just a narrative of massive capital expenditure. Cloud computing provider NBIS says that each GPU corresponds to multiple buyers; the clearing price in its first capacity auction was 15% higher than the previous record.
📌 How HBM Volume Growth Reshapes DRAM Equipment Demand
The significance of growing HBM demand lies not only in how much more product memory manufacturers sell, but also in the greater wafer capacity it consumes. According to relevant estimates, the wafer capacity required per bit of HBM is approximately three times that of DDR5.
📌 Older GPUs May Extend the Payback Period for Compute Assets
The scale of AI capital expenditures is bringing a question beyond “how many new chips to buy” to the forefront: whether equipment already deployed can continue generating revenue.
Gina Martin Adams noted that U.S. AI capital expenditures already amounted to 1.
📌 U.S. Stock Gains Broaden, Earnings Support Elevated Valuations
The rise in U.S. stocks is spreading from index heavyweight stocks to a broader group of equities. The Value Line Geometric Index, which represents the performance of the market’s median stock, closed above 700 for the first time this week.
📌 The Cost of Half of Refining’s High Profits Flowing Back to Shareholders
The refining boom is being converted more directly into cash returns for shareholders. MPC, VLO, and PSX earned a combined approximately USD 12.6 billion in the second quarter of 2026, of which approximately USD 6.3 billion was returned to shareholders through buybacks and dividends.
📌 SanDisk's Long-Term Contract Price Lock Tests End-Market Pass-Through Capacity
The significance of NAND shortages is shifting from rising spot quotations to whether suppliers can write prices and revenue into long-term contracts. SanDisk disclosed that its NBM long-term agreements already cover 8 customers, locking in approximately 60% of capacity for 2027 to 2028.