On July 21, Roundhill Memory ETF rose 7.78% in regular trading, reaching $57.08 per share with turnover of $868 million. Multiple bullish catalysts converged to drive the memory chip sector sharply higher.

Samsung Electronics announced the establishment of a new robot division, RX, reporting directly to the CEO, aimed at accelerating R&D and commercialization of robotics as a growth engine. The news lifted Samsung shares over 5% and boosted sentiment across the memory sector. Concurrently, SK Group Chairman warned that current memory chip prices are in an abnormal state, forecasting overall memory demand to surge nearly 60% next year with supply shortages potentially lasting through 2027. Investment bank KeyBanc projected Q3 DRAM prices rising 15%-20% quarter-over-quarter, with NAND flash prices potentially climbing 30%-40%. S&P also upgraded Samsung Electronics outlook to positive, citing strong memory chip business recovery. Sector peers including Micron, SK Hynix, Western Digital, and SanDisk all posted significant gains.

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