They could do even better in a future recession as investors pour into under-appreciated defensive assets. Investors have piled into tech stocks to the point where they constitute a plurality of their portfolios, if not the large majority. When a downturn hits the market, a rotation out of tech is likely. All that excess liquidity may end up making its way to the following 3 ETFs. If you are an investor who is securing profits and is buying up dividend ETFs to weather a possible downturn instead, it's not a ...

行业表现 - 自9月初以来 医疗保健板块表现领先所有其他板块 期间State Street Health Care Select Sector SPDR ETF (XLV)上涨13% 科技和公用事业板块分别上涨9%和5% [2] - Tema Oncology ETF (CANC) 自9月以来上涨28% 年初至今上涨41% [2] 重点公司：Revolution Medicines (RVMD) - 该股票是Tema Oncology ETF的最大持仓股 [3] - 自8月11日以来 股价大幅上涨127% [3] - 公司拥有卓越的管理团队 在科学和临床开发方面表现优异 在胰腺癌治疗领域有潜在突破 [4] 重点公司：罗氏控股 (RHHBY) - 公司是一家瑞士公司 拥有癌症免疫学药物组合 [4] - 股票市盈率估值具有吸引力 为15倍 [4] - 公司拥有重要的研发管线机会 可能继续推动其股价重估 近期在乳腺癌试验中取得了积极结果 [5] 重点公司：Guardant Health (GH) - 公司是一家诊断公司 生产用于早期癌症检测（尤其是结直肠癌）的液体活检测试 [5] - 其液体活检技术可通过简单的抽血来潜在地早期发现和监测癌症 [6] - 公司是该癌症诊断领域的领导者之一 [6]