[5/25 13:00] Roundhill Memory ETF DRAM fastest-growing ETF in history / AI security paradigm shift models to systems Google UCSD UWisc

AI News Flash for May 25, 2026 at 13:00 UTC. Topics: 1. Roundhill Memory ETF DRAM fastest-growing ETF in history https://247wallst.com/investing/2026/05/25/the-fastest-growing-etf-in-history-is-riding-the-supercharged-ai-memory-boom/ 2. AI security paradigm shift models to systems Google UCSD UWisc https://www.csoonline.com/article/4176725/ai-security-needs-a-shift-from-models-to-systems-researchers-argue.html 3. SpaceX OpenAI IPOs deepen AI bubble territory BofA Hartnett https://finance.yahoo.com/markets/article/spacex-and-openai-ipos-could-push-the-ai-trade-deeper-into-bubble-territory-chart-of-the-day-120000795.html 4. Goldman Sachs recommends non-AI stocks CNBC https://www.cnbc.com/2026/05/25/want-to-hop-off-the-ai-trade-goldman-says-buy-these-stocks-that-have-nothing-to-do-with-it.html