Serenity
AI & Semiconductor Supply-Chain Researcher, Trader
Memory should outperform over the next 6-12 months because demand is not slowing and supply is not catching up. The DRAM ETF is the easiest way to gain exposure, with Micron, Samsung and SK hynix as its top three positions. x.comÂ
Rising memory contract prices strengthen the case for memory stocks still far below their highs. JPMorgan forecasts Q4 DRAM prices up 13% and NAND up 18%; Micron is 28% below its 52-week high, Seagate 44%, Sandisk 47% and Western Digital 55%. x.comÂ
The Roundhill Memory ETF looks vulnerable because its late launch fits the pattern of Wall Street selling hot themes to the public shortly before they top. DRAM was a monster trade of 2026 in April and May, led by Sandisk and Micron. It topped two months after debut and is rolling into Stage 4 against its 10-week EMA; the similarly late-launched FOTO photonics ETF topped in just two weeks. x.comÂ
The Roundhill Memory ETF is a way to own the next Micron or Sandisk, since it is Roundhill's job to add such names long before most investors hear of them. x.comÂ
The Tema Memory ETF offers a way to play the memory boom without picking the winning stock. Memory chip revenue is forecast to rise from $200B in 2025 to over $700B in 2027, but HBM, DRAM and NAND don't always move together, so being right on the theme can still mean picking the wrong ticker. The fund holds 18 names led by SanDisk, Kioxia and SK hynix, including Korean and Japanese stocks hard to buy from US accounts. It is concentrated, new and charges 0.75%, so size it as a theme bet. x.comÂ
The Roundhill Memory ETF is hard to justify because 75% of its holdings sit in just three stocks, so investors pay a fee for little diversification. x.comÂ
SK hynix's strong pricing and secured capacity could push memory stocks higher. Per Wall St Engine, its Q3 DRAM ASP rose by a high-20s percentage quarter over quarter, while long-term agreements cover more than half of its 2027-28 capacity. Those figures support the memory upcycle. x.comÂ
Micron is the better memory buy here because Korean stocks have traded poorly and SK hynix's US ADR carries a massive premium over its Korean listing. SK hynix remains the preferred company; HBM is favored over NAND, making Micron and SK hynix preferable to SanDisk. Memory stocks look cheap, with very attractive risk/reward at these levels, and are unlikely to stay cheap for long. x.comÂ
SK hynix's new direct US listing is a small disadvantage for the Roundhill Memory ETF, which investors had bought partly to own SK hynix indirectly. Owning memory companies directly is preferable to the ETF. x.comÂ
Sold-ahead RAM and new factories should benefit memory makers and suppliers. Micron sold most of next year's output at much higher prices; its CEO sees a shortage through 2028 with no balance date. SK hynix leads HBM with over 60% share and raised $26.5 billion in July for factories. Micron's planned $25 billion first-half capex pays Lam Research before chips ship. Rambus earns on AI server RAM modules without fabs; Roundhill Memory ETF offers diversified shortage exposure. x.com x.com x.com … Show more