Matt C
Cybersecurity Engineer, Bitcoin Background Since 2014
The Roundhill Memory ETF is a genuinely great way to get memory exposure, especially without access to foreign stocks. It concentrates on the three leaders, Micron at 24.6%, Samsung at 24.1% and SK Hynix at 23.1%, plus SanDisk, Kioxia, Western Digital, Nanya and Winbond. x.comÂ
The Roundhill Memory ETF looks attractive because its largest daily buy volume in nearly two months extends the earlier accumulation sequence. Sellers may still have momentum; the bull case would be a large lower wick holding $60 into year-end. Calls to bet on it are extremely cheap. 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
Memory stocks are a steal with the Roundhill Memory ETF under $50, because memory demand is nowhere near finished. These companies have reported only incredible earnings since the highs. x.comÂ
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
The memory ETF is not worth buying yet, because it is essentially just the KOSPI plus Micron and more forced selling is likely in Korea. 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
Memory stocks are one of the easiest buys right now because supply has no visible path to catch up with demand. Micron CEO Sanjay Mehrotra said the company currently has no line of sight on when memory supply will catch up with increasing demand. 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
SK hynix's planned Nasdaq ADR listing to fund new capacity is a bullish signal for the Roundhill Memory ETF. Per @jukan05, SK hynix will issue up to 17.79 million new shares as ADRs, raising up to about KRW 45.5 trillion, with listing set for July 10. All proceeds go to facilities, including the Yongin Y1 fab, the Cheongju P&T7 advanced packaging fab and EUV scanners. x.comÂ