Why Roundhill Memory ETF (DRAM) rose 21.06%
Roundhill Memory ETF (DRAM) rose 21.06% on July 31, 2026 — Amazon, Microsoft AI spending surge lifts memory.
What happened
Amazon and Microsoft earnings reaffirmed sustained AI infrastructure investment, lifting the entire memory sector as a broad confirmation of datacenter capex resilience.
Why it moved
The Roundhill Memory ETF holds diversified DRAM and memory-adjacent exposure; hyperscaler earnings lift sentiment across the basket by validating demand and pricing assumptions that underpin the entire memory-driven…
Why it matters
The AI Memory supercycle trades on the premise that datacenters absorb elevated-priced memory as long as AI capex remains strong — hyperscaler results provide that reassurance, re-igniting the portfolio rotation.
What would break the thesis
Deterioration in memory spot prices, oversupply signals from manufacturers, or a slowdown in hyperscaler capex guidance would reverse the thesis and unwind the basket rally.